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298results about How to "Avoid hidden dangers" patented technology
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New energy station operation intelligent management method and system
The invention provides a new energy station operation intelligent management method and system, and relates to the technical field of new energy station operation, and the method comprises the steps: collecting various data in real time through a sensor and monitoring equipment in a new energy station; transmitting the collected data to a central data center, carrying out iterative optimization processing, and determining final data classification, cleaning and compression parameter combination so as to construct a new energy station big data platform; and according to the constructed big data platform of the new energy station, constructing a digital twinborn model of the new energy station so as to reflect the operation state, the equipment health condition and the environment change of the station in real time. Through real-time data acquisition, digital twinborn model construction and simulation analysis, automatic generation and closed-loop management of an operation optimization scheme are realized, and the operation efficiency, prediction accuracy and fault handling capacity of the new energy station are effectively improved.
Owner:SHANDONG GUOHUA TIMES INVESTMENT DEV CO LTD
Liquid-cooled dynamic battery cluster temperature management protection device and temperature control method
InactiveCN119447615Aquick responseReduce failureSecondary cells charging/dischargingTemperature controlElectrical battery
The invention discloses a liquid-cooled dynamic battery cluster temperature management protection device and a temperature control method, and relates to the field of battery temperature control, and the temperature management protection device comprises a liquid cooling control terminal which is used for butting and integrating an energy storage end of a plurality of battery units and providing circulating liquid cooling synchronous with the starting of the battery units, control instructions are edited, received and issued; the data acquisition module is used for dividing a liquid cooling circulation route into a plurality of sections and detecting temperature data of liquid in different sections in the charging and discharging state process of each battery unit; the temperature deviation of each section is identified in real time, a problem area is rapidly positioned, more comprehensive and accurate temperature distribution can be obtained, abnormal conditions are helped to be identified and positioned in real time, the response speed to transient load change is improved, it is ensured that the battery is kept in a safe temperature range in the rapid charging and discharging process, and the battery quality is improved. And fault hidden dangers caused by insufficient temperature monitoring capability are avoided.
Owner:AOWEI TECH (NANJING) CO LTD
Device for automatically producing regular positioning net
The invention provides a device for automatically producing a regular positioning net. The device comprises a mechanical arm, a first feeding structure, a second feeding structure, a third feeding structure, a welding table, a welding assembly and a grabbing assembly. The second feeding structure and the third feeding structure are matched with the welding table to complete the welding work of the second transverse rib and the vertical rib; after welding of the second transverse bars and the vertical bars is completed, the second transverse bars and the vertical bars are transferred to the position above the welding assembly through the mechanical arm and are in lap joint to third transverse bars on the welding assembly, a plurality of reinforcing meshes formed by welding of the second transverse bars and the vertical bars are welded through the welding assembly, and a regular reinforcing mesh is formed; the whole production process is unmanned, automatic production of regular reinforcing meshes is achieved, the reinforcing steel bar lap joint and welding process is automatic welding, manpower and time consumption is reduced, the production cost is reduced, and efficiency is high; and meanwhile, potential safety hazards to workers are avoided, the welding error is relatively small, and the yield is increased.
Owner:HEBEI ZHIJIAN MASCH MFG CO LTD
Risk assessment method and system for urban gas pipeline operation with illness and storage medium
PendingCN119294837AAvoid hidden dangerslow costData processing applicationsIndustrial engineeringReliability engineering
The invention discloses a risk assessment method and system for failure operation of an urban gas pipeline and a storage medium, and belongs to the technical field of gas pipeline operation detection, and the method comprises the steps: carrying out the index scoring of a pipeline operation safety index, determining the index weight, and carrying out the calculation to obtain a risk possibility score before correction; performing index scoring and index weight determination on the pipeline safety emergency index, calculating to obtain a safety management risk score, and determining a safety management risk correction coefficient; carrying out coefficient correction on the obtained risk possibility score before correction, obtaining a corrected risk possibility score, and determining a risk possibility evaluation grade; performing index scoring on the pipeline leakage hazard index and determining a corresponding index weight, performing calculation to obtain a risk consequence score, and determining a risk consequence grade of the urban gas pipeline; and performing comprehensive judgment according to a preset risk matrix to determine the safety risk level of the urban gas pipeline and a corresponding management and control strategy scheme.
Owner:NANJING GAS ENG DESIGN INST CO LTD
Hybrid energy storage assisted thermal power generating unit frequency modulation method
PendingCN119315601Afast trackMeet processing needsSingle network parallel feeding arrangementsAc network load balancingElectrical batteryElectric capacity
The invention relates to a hybrid energy storage assisted thermal power generating unit frequency modulation method, the hybrid energy storage comprises a lithium ion battery and a super capacitor, and the method comprises the following steps: monitoring and obtaining a power grid frequency deviation, an AGC instruction and SOC of the lithium ion battery and the super capacitor in a hybrid energy storage system; adopting variable k virtual droop control to adjust output of a lithium ion battery and a super capacitor in hybrid energy storage under respective SOC conditions; carrying out primary distribution on the hybrid energy storage output by taking the output of the super capacitor as priority; and according to the operation state of the super capacitor in the primary distribution result, performing secondary adjustment on the output distribution of the hybrid energy storage by adopting fuzzy logic. Compared with the prior art, the method fully considers the frequency modulation characteristics of each type of energy storage, carries out the secondary distribution of the output demands of each type of energy storage in combination with the charge state and the actual output level, enables the system to rapidly track the AGC instruction, and avoids the hidden danger of a power gap.
Owner:SHANGHAI MINGHUA ELECTRIC POWER TECH & ENG
Roller cleaning and washing device
ActiveCN222428674UAccurate cleaningeasy to cleanDrying gas arrangementsCleaning using gasesProcess engineeringMechanical engineering
The utility model provides a roller cleaning and cleaning device, which is used for cleaning a roller in cut tobacco production equipment of a cigarette factory, and comprises a telescopic mechanism suitable for being mounted on the cut tobacco production equipment of the cigarette factory and provided with a telescopic end; the nozzle is arranged at the telescopic end and is suitable for rotating to adjust the spraying direction; the pipeline assembly comprises an ejector communicated to the spray head, a first pipeline for communicating the input end of the ejector with a clean water source, a second pipeline for communicating the input end of the ejector with a compressed air source, and a third pipeline for communicating the input end of the ejector with a steam source; wherein the telescopic mechanism is suitable for telescoping to adjust the position of the telescopic end nozzle relative to the barrel structure. The roller cleaning and washing device provided by the utility model can be used for effectively and safely cleaning attachments in the roller in cut tobacco production equipment in a cigarette factory.
Owner:BEIJING HONGDAFENG DIAMOND MACHINERY
A winding device for textile fabric processing
ActiveCN118850839BImprove winding efficiencyeasy to handleMechanical cleaningPressure cleaningElectric machineryStructural engineering
The present application relates to the technical field of textile fabric winding, and provides a winding device for textile fabric processing, comprising a frame, a group of automatic shaft loading mechanisms, a winding mechanism and a roll changing mechanism, a group of placement guide holes are symmetrically provided on the frame, a group of mounting grooves are symmetrically provided on the frame, the mounting grooves are arranged on the outer side wall of the frame, and a group of mounting grooves are respectively arranged corresponding to a group of placement guide holes, and a plurality of winding shafts are placed in the placement guide holes; the present application cuts the wound fabric roll and the textile fabric, and then releases a single winding shaft through a rotating rod on a rotating wheel, and when the winding shaft enters between a mounting plate and a clamping claw, a group of clamping claws are respectively pulled by the output ends of a group of first hydraulic push rods to clamp the two ends of the winding shaft, at which time the side walls of the winding shaft clamped at both ends are in close contact with the rotating drum, and the winding shaft is automatically docked into the groove of the first mounting frame by driving through the output end of a third motor, so as to realize a fully automatic and uninterrupted winding operation of the textile fabric and improve the winding efficiency.
Owner:YANTIAN YAQI TEXTILE CO LTD
Mechanical counterweight type carbonization chamber pressure stabilizing method and device
InactiveCN119242324AEliminate potential safety hazardsImprove stabilityCoke oven safety devicesDistillation gas withdrawalCoke burnerCoke
The invention relates to the technical field of coke ovens, and particularly discloses a mechanical counterweight type carbonization chamber pressure stabilizing method and device, which comprises a carbonization chamber, a raw gas outlet, an ascending pipe seat, an ascending pipe, a three-way bridge pipe, a water seal cover and a self-adjusting valve plate device, the pressure intensity in a space container among the carbonization chamber, the raw gas outlet, the ascending pipe seat, the ascending pipe, the three-way bridge pipe and the water seal cover is equal to the pressure intensity formed by the weight of the self-adjusting valve plate and the vertical force component of the normal force of the pressure-bearing surface of the self-adjusting valve plate, and the pressure of the carbonization chamber is constant due to the weight of the self-adjusting valve plate. The self-debugging valve plate device is arranged, a self-weight type pressure intensity structure is adopted to achieve control over constant pressure of the carbonization chamber, automatic stability adjustment of constant pressure of the coke oven carbonization chamber is achieved, the self-debugging valve plate device is of a simplified mechanical structure, and reliable adjustment of the pressure of the coke oven carbonization chamber is achieved; the potential safety hazard of electronic component failure under the high-temperature flame working condition is eliminated, and the potential safety hazard caused by misleading control errors is avoided.
Owner:SHANDONG YOUKENUO ENERGY SAVING TECH CO LTD
Computer fault diagnosis and repair system and method based on artificial intelligence
PendingCN119396614Aaccurate diagnosisImprove fault diagnosis efficiencyRedundant operation error correctionData acquisitionArtificial intelligence
The invention provides a computer fault diagnosis and repair system and method based on artificial intelligence, and belongs to the technical field of computer fault diagnosis and repair, the computer fault diagnosis and repair system based on artificial intelligence comprises a data acquisition module, a fault diagnosis module, a repair scheme generation module and a repair execution module; an artificial intelligence technology is utilized, computer faults can be quickly and accurately diagnosed, a corresponding repair scheme is generated, the efficiency and accuracy of fault diagnosis and repair are improved, computer operation data are collected in real time through a data collection module, a fault diagnosis module analyzes the data through a machine learning algorithm, a fault diagnosis model is established, and the fault diagnosis efficiency is improved. Whether the computer has a fault or not and the type of the fault can be rapidly and accurately judged, the repair scheme generation module generates a corresponding repair scheme according to the fault diagnosis result, the repair execution module can rapidly execute the repair scheme, and the fault diagnosis and repair efficiency is greatly improved.
Owner:SHANDONG KAIWEN COLLEGE OF SCI & TECH
Outdoor high-voltage vacuum circuit breaker isolation knife holder
ActiveCN222281850Uincrease flexibilityavoid sheddingHigh-tension/heavy-dress switchesAir-break switchesRubber matControl theory
The utility model discloses an outdoor high-voltage vacuum circuit breaker isolation tool apron, which comprises a left side tool apron plate, a clamping groove and a wiring board are arranged in the right side of the left side tool apron plate, a clamping mechanism is arranged below the wiring board, and the clamping mechanism comprises a supporting rod, a spring, a clamping plate and a rubber pad. Supporting rods are fixedly installed below the wiring board in a front-back symmetry mode, and springs are fixedly connected into the supporting rods. According to the outdoor high-voltage vacuum circuit breaker isolation knife holder, through the arrangement of the convenient power connection mechanism, a power connection part is changed into a bent type, the power connection part can rotate by multiple angles, the power connection flexibility is improved, meanwhile, the bird repelling mechanism is arranged, a colored ribbon is arranged above the right side of the power connection part, and the colored ribbon can float along with wind, so that the bird repelling effect is improved. And in addition, a clamping mechanism is arranged, so that the electric wire is clamped and fixed to a certain degree when the power connection part is connected, and the situation that the electric wire falls off under the action of external force is avoided.
Owner:ZHEJIANG LONGMIAO ELECTRIC CO LTD
Injectable hydrogel for cartilage injury repair and preparation method thereof
PendingCN119424746AAvoid hidden dangerslow toxicityPharmaceutical delivery mechanismTissue regenerationCartilage lesionCollagenan
The invention discloses injectable hydrogel for cartilage injury repair and a preparation method of the injectable hydrogel. The gel is prepared by crosslinking 3 to 4 parts of recombinant III type humanized collagen-sodium hyaluronate gel particles, 0.5 to 1 part of thrombin solution and 4 to 6 parts of fibrinogen solution. The recombinant III type humanized collagen-sodium hyaluronate-thrombin-fibrinogen gel for injection, prepared by the preparation method disclosed by the invention, has the advantages of high elastic modulus, good biocompatibility, good needle passing performance and long in-vivo degradation period. Particularly, the recombinant III type humanized collagen-sodium hyaluronate-thrombin-fibrinogen gel for injection prepared by the invention can effectively promote regeneration of cartilage tissues, and is an innovative cartilage repair gel.
Owner:NANJING SIYUAN MEDICAL TECH CO LTD
Industrial robot digital twin model self-updating method based on reinforcement learning algorithm
PendingCN119670841AOptimize workflowAvoid hidden dangersMathematical modelsBiological modelsAlgorithmSimulation
An industrial robot digital twinning model self-updating method based on a reinforcement learning algorithm comprises the following steps that firstly, various real-time motion parameters of an industrial robot are collected through a sensor to serve as a training set of a digital twinning model, and an optimal control strategy is obtained after the iterative training process; different behaviors of the industrial robot are classified, and balance processing is carried out on data in the collection process; 2, constructing an industrial robot digital twinning model, and constructing a tetrad of a digital twinning system; and step 3, based on a parameter updating process of a DQ-SAC algorithm, adding a Q value on the basis of the SAC algorithm to form a double-Q network, and finally forming a DQ-SAC network. According to the method, fault characteristic parameters of the twin model are corrected by optimizing a control strategy, and self-updating of the model is achieved.
Owner:CHINA JILIANG UNIV
Limiting device of belt conveyor
ActiveCN222180724UExtended service lifeAvoid hidden dangersConveyorsAgricultural engineeringStructural engineering
The utility model provides a limiting device of a belt conveyor, which comprises mounting bases arranged on two opposite sides of the conveyor, a plurality of mounting bases are arranged at intervals along the conveying direction of the conveyor, two limiting wheels are horizontally arranged on the mounting bases in parallel, two sides of a belt run and pass through limiting grooves of the limiting wheels, and the two sides of the belt pass through the limiting grooves of the limiting wheels. The two limiting wheels are detachably arranged on the mounting base through pin shafts; the limiting device can prevent the problems of burrs, damage and falling into tobacco leaves caused by friction of parts such as side plates and bearing fixing bolts after the belt deviates, the potential quality hazard of falling objects of the belt is eliminated, and the service life of the belt is prolonged.
Owner:XIANGXI HESHENG RAW TOBACCO DEV
Integrated geotechnical bag slope protection system and assembly type construction method thereof
PendingCN119308325Aimprove integrityEasy constructionGeotextilesExcavationsEnvironmental resource managementLandslide
The invention discloses an integrated geotechnical bag side slope protection system and an assembly type construction method thereof, relates to the technical field of side slope protection engineering, and aims to solve the problems that filling aggregates in traditional geotechnical bags are usually single, the stacking mode between the geotechnical bags is simple and direct, the integrity between bag bodies is poor, and the construction cost is high. The geotextile bag has the problems of low strength, easiness in breakage, difficulty in degradation and the like, and comprises a standard geotextile bag 1, a standard geotextile bag 2, filler and a connecting structure. The high-strength environment-friendly building material has good strength and environment-friendly performance. By means of the reasonably-designed connecting structure, firm connection of a plurality of geotechnical bags can be achieved, a continuous protective wall is formed, the phenomena of water and soil loss, erosion, landslide and the like are effectively prevented, the safety and stability of civil engineering are improved, meanwhile, green plants are planted on the upper layers of the geotechnical bags, pollution to the environment is avoided, and the requirements for environmental protection and attractiveness are met.
Owner:STATE GRID GANSU ELECTRIC POWER CORP
Transformer operation monitoring method and system, outgoing line ascending flanged base structure and transformer
PendingCN119270147AImprove operational reliabilityImprove timelinessTransformers testingTransformerMonitoring system
The invention discloses a transformer operation monitoring method, the method is used for transformer operation, the method comprises a detection step and a judgment step, the detection step comprises: obtaining a sample at the top in an outgoing line ascending flanged base structure; detecting the obtained sample to obtain a detection result; and the judgment step comprises the steps of judging the operation state of the transformer according to the detection result, and generating a fault alarm when the operation state of the transformer is abnormal. The method is reasonable in step setting, the intrinsic reliability of the transformer is effectively improved, safety accidents can be avoided, the safety of personnel and facilities is guaranteed, and economic losses and social influences are reduced. The invention further provides a transformer operation monitoring system, a transformer outgoing line ascending flanged base structure and a transformer.
Owner:TBEA UHV ELECTRIC CO LTD +1
A DC charging gun quick cleaning device and cleaning method
ActiveCN118950539Beasy to cleanEfficient and quick cleaningCleaning using toolsAlarmsStructural engineeringMechanical engineering
The present invention discloses a DC charging gun quick cleaning device and cleaning method, which relates to the field of DC charging gun cleaning technology, including a fixed frame, a docking frame head is installed at the bottom of the fixed frame, a telescopic cleaning mechanism, the telescopic cleaning mechanism includes a cleaning sleeve, a cleaning tube, a fixed plate and a movable top rod, the fixed plate is installed at the top of the docking frame head, a plurality of movable mounting holes are equidistantly opened in the middle of the fixed plate, a plurality of cleaning tubes are arranged at the bottom of the fixed plate, the tops of the cleaning tubes are all located inside the movable mounting holes, and the cleaning sleeve is sleeved and installed outside the cleaning tube. The present invention can effectively and quickly clean the inside of the charging gun head and also clean the pins synchronously. Since the charging gun is used frequently, the pins are conductive components. During long-term use, the column head will be contaminated and oxidized, resulting in increased contact resistance, heat generation during charging, and in severe cases, the gun head or vehicle will burn.
Owner:HEFEI ELECTRIC VEHICLE CHARGING FACILITIES INVESTMENT & OPERATION CO LTD
Air conditioning unit, control method and control device
PendingCN119267999Aprevent inflowreduce leakageMechanical apparatusLighting and heating apparatusAutomatic controlAir conditioning
The invention relates to the technical field of air conditioners, and provides an air conditioning unit, a control method and a control device.The air conditioning unit comprises an indoor unit, an outdoor unit and a controller; the indoor unit comprises an indoor heat exchanger and a refrigerant detector; the outdoor unit comprises a compressor, an outdoor heat exchanger and an electronic expansion valve, an exhaust port of the compressor is connected with the outdoor heat exchanger, an air suction port of the compressor is connected with the indoor heat exchanger through an on-off valve, and the electronic expansion valve is connected between the indoor heat exchanger and the outdoor heat exchanger; the controller is connected with the refrigerant detector, the compressor, the electronic expansion valve and the on-off valve, and the controller is configured to control the compressor to operate in a frequency reduction mode, the electronic expansion valve to be closed and the on-off valve to be switched on under the condition that refrigerant leakage happens to the indoor heat exchanger. According to the invention, the refrigerant of the indoor unit can be recycled, so that the leakage amount of the refrigerant is effectively reduced, the hidden danger of refrigerant leakage is fundamentally solved, the purpose of automatic control and protection of refrigerant leakage is achieved, and the use safety is improved.
Owner:QINGDAO HAIER AIR CONDITIONING ELECTRONICS CO LTD +3
Fuel gas supply pipeline system on oil-gas dual-fuel burner
PendingCN119665237APrevent the spread of leaksStable deliveryBurnersInternal combustion piston enginesCombustorControl valves
The fuel gas supply pipeline system comprises a fuel gas conveying pipe arranged in a valve group box body, a box body fuel gas inlet pipe and a box body fuel gas outlet pipe are arranged on the valve group box body, the input end of the fuel gas conveying pipe is arranged in the box body fuel gas inlet pipe in a penetrating mode and connected with a fuel gas source, and the output end of the fuel gas conveying pipe is connected with the fuel gas source. The output end of the fuel gas conveying pipe is arranged in the fuel gas outlet pipe of the box body in a penetrating mode and connected with the combustor, a pressure regulating valve and a flow regulating valve are arranged on the fuel gas conveying pipe, and a first fuel gas control valve and a second fuel gas control valve are arranged on the fuel gas conveying pipe between the pressure regulating valve and the flow regulating valve. A first pressure detection element is arranged between the first gas control valve and the second gas control valve, and a first emptying pipe is connected to the gas conveying pipe between the first gas control valve and the second gas control valve; and the first nitrogen conveying pipe in the valve group box body is connected to the fuel gas conveying pipe between the flow regulating valve and the second fuel gas control valve. The method has the advantage that the stability and the safety are greatly improved.
Owner:ZHANGJIAGANG GREENS SHAZHOU BOILER
Wave-shaped beam plate forming machining device
The utility model provides a wave-shaped beam plate forming machining device which comprises a first machining area and a second machining area, and a supporting sliding part is arranged between the first machining area and the second machining area. A push plate moving towards the second machining area is arranged on the first machining area. Positioning columns are arranged at the two ends of the side, away from the first machining area, of the second machining area correspondingly, and the distance between the two positioning columns is smaller than the width of a steel plate used for producing the corrugated beam plate and larger than the width of the formed corrugated beam plate. The semi-finished product in the first machining area is pushed to the next machining area through the push plate, and then the corrugated beam plate can pass through the position between the two positioning columns by means of the width change of the bent semi-finished product, so that automatic feeding and discharging of the corrugated beam plate are completed. And meanwhile, hidden dangers to personal safety of workers due to the fact that hands or tools of the workers stretch into the machine in the operation process are avoided.
Owner:TIANJIN YOUFA STEEL PIPE GRP CO LTD +1
A downhole multi-parameter logging device
ActiveCN121760696BHigh structural reliabilityImprove the protective effectSurveyConstructionsInterference resistanceElectrical battery
The application discloses a downhole multi-parameter logging device and belongs to the technical field of logging while drilling, comprising a drill collar, a battery module and a circuit module are respectively arranged at the two ends of the inner cavity of the drill collar and are axially fixed through locking modules, a metal centralizer is fixedly arranged in the inner cavity of the drill collar, a plurality of independent centralizing blocks are arranged at the center of the metal centralizer, the drill collar comprises a drill collar body, an antenna housing, a strip-shaped magnetic core and a coil, and stable signal transmission is guaranteed, the battery module comprises annular batteries and butterfly springs, can be replaced on site and has a damping function, the circuit module comprises resistivity, azimuth gamma and inclination measurement modules, is integrally designed and has strong anti-interference performance, the metal centralizer realizes self-adaptive centralizing through centrifugal force and hydraulic damping, and the independent centralizing blocks can compensate temperature errors, the device is stable in structure, is suitable for complex well conditions, is convenient to maintain and can realize accurate and synchronous measurement of multiple parameters, thereby providing reliable data support for logging while drilling.
Owner:SCHLUMBERGER JHP OILFIELD TECH SHANDONGCO
Negative pressure drainage device
ActiveCN224149763UAchieve instantaneous connectivityShorten drain start timePositive displacement pump componentsFluid removalPistonWellbore
The utility model relates to the technical field of oil well liquid drainage, in particular to a negative pressure liquid drainage device. Comprising an upper connector, a sealing conical surface is formed in the upper connector, the lower end of the upper connector is fixedly and hermetically connected with an outer cylinder, the lower end of the outer cylinder is fixedly and hermetically connected with a lower connector, a piston blind plate is arranged in the lower connector, connected with the lower connector through a shear pin and in sealed contact with the upper connector, and a screen pipe is fixedly and hermetically connected in the lower end of the piston blind plate. The lower end of the screen pipe extends to the position below the lower connector and is blocked. The screen pipe and the piston blind plate are automatically released through fracture of the shear pin, external power or manual intervention is not needed, instant communication of a shaft and an oil pipe column is achieved, and the liquid drainage starting time is remarkably shortened.
Owner:濮阳市科锐机械工程技术有限公司
A hydraulic fixing and anti-loosening mechanism for a chain saw blade guide
The present invention discloses a hydraulic fixing and anti-loosening mechanism for a chain saw blade guide, comprising a hydraulic motor, a saw plate deflection bearing seat, a connecting rod seat, a saw plate tensioning block and a chain saw blade guide, wherein the saw plate deflection bearing seat is sleeved on the output shaft of the hydraulic motor, the connecting rod seat is sleeved on the saw plate deflection bearing seat on the side away from the hydraulic motor, the saw plate tensioning block is fixedly installed on the outer side of the connecting rod seat, the fixed end of the chain saw blade guide is tightly pressed and fixed on the connecting rod seat by the saw plate tensioning block, an oil inlet pipe joint is arranged on the top outer wall of the connecting rod seat, and an upper oil cavity and a lower oil cavity are arranged at the front end of the connecting rod seat extending outward in a U shape. The fixing and anti-loosening device of the present invention can adjust the fastening and anti-loosening of the chain saw blade guide, thereby improving the reliability of the felling machine and greatly reducing the operation and maintenance time.
Owner:GUANGXI XUVOL AONSTRUCTION MASCH AQUIPMENT CO LTD
Oil fume collecting device, food bag and cooking utensil
ActiveCN222487106Ugreat tasteAvoid hidden dangersCosmonautic crew accomodationsCooking vesselsInterference fitFood products
The utility model relates to an oil fume collecting device, a food bag and a cooking utensil, which can solve the problem that spaceflight food cannot be cooked at high temperature in a space microgravity environment. The oil fume collecting device comprises a gas collecting container and a connecting valve mounted on the gas collecting container, the connecting valve piece comprises a first valve connector fixedly connected with the gas collecting container and a second valve connector used for being communicated with packaged food. The opening valve cavity is located between the first valve connector and the second valve connector and communicated with the first valve connector and the second valve connector, and the sealing valve body is inserted into the opening valve cavity in a sliding mode and is in interference fit with the opening valve cavity. When the sealing valve body is lifted to be pulled out of the opening valve cavity, the sealing valve body dredges the opening valve cavity so as to conduct an air path between the first valve connector and the second valve connector. When the sealing valve body is pressed to be inserted into the opening valve cavity, the sealing valve body blocks the opening valve cavity so as to block an air path between the first valve connector and the second valve connector.
Owner:NINGBO FOTILE KITCHEN WARE CO LTD
Crane safe operation control system and method based on machine vision and energy optimization management
PendingCN122131664Aexclude external interferenceAvoid hidden dangersProgramme controlComputer controlTimestampControl signal
This invention discloses a crane safety operation control system and method based on machine vision and energy optimization management, belonging to the field of crane safety operation technology. Based on visual acquisition, this invention performs pre-operation benchmark calibration and dynamic data capture during operation, achieving full-cycle data traceability and synchronization based on timestamps. This clarifies the safety boundaries of the operation area and the initial state of the equipment, avoiding deviations and lags caused by data asynchrony, and ensuring the overall process is consistent and reliable. Visual data preprocessing eliminates external interference, and precise feature data is output using a safety benchmark model. Coupled with a tiered early warning mechanism, it accurately predicts operational anomalies and the risk of live intrusion and responds accordingly, achieving layered control of safety risks. By aligning visual data and operating parameters with timestamps to generate a fused dataset, and outputting safety levels and corresponding control signals through quantitative scoring, the objectivity and relevance of the assessment are improved, ensuring precise matching between control actions and safety states.
Owner:CHANGZHOU CHANGXINQI TECH CO LTD
Sagger detection device and selection equipment
InactiveCN119223530AAvoid hidden dangersreduce investmentHollow article cleaningFluid-tightness measurement using fluid/vacuumElectrical batteryEngineering
The invention relates to the technical field of lithium ion battery positive electrode material manufacturing equipment, in particular to a sagger detection device and selection equipment, which comprises a protective cover structure, a fitting mechanism used for being hermetically fitted with a to-be-detected sagger is arranged in a detection cavity of the protective cover structure, and a medium input cavity is formed between the to-be-detected sagger and the fitting mechanism; a medium injection mechanism used for injecting a medium into the medium input cavity is arranged on the attaching structure, and a medium detection mechanism used for detecting the medium injected by the medium injection mechanism is arranged in the protective cover structure. According to the invention, the closed medium input cavity is formed between the to-be-detected sagger and the fitting mechanism, and the closed detection cavity is formed in the protective cover structure, so that under the condition that the sagger is damaged, gas injected into the medium input cavity by the medium injection mechanism overflows to the detection cavity; original gas concentration and actual gas concentration in the detection cavity can be obviously different due to overflowing gas, and information about whether the sagger is damaged or not is obtained after detection of the medium detection mechanism.
Owner:JIANGSU HENGTRON NANOTECH CO LTD
Mongolian medicine tea wine therapy treatment pad
ActiveCN224112961UImprove comfortquick fightOperating tablesMedical devicesBiotechnologyNursing care
The utility model belongs to the technical field of nursing equipment, and discloses a Mongolian medicine tea and wine therapy treatment pad which comprises a water bag fixedly installed on a bed body, a partition layer is arranged in the water bag, the periphery of the partition layer is fixedly connected with the inner wall of the water bag, the water bag is divided into an upper space and a lower space, and the upper space and the lower space are arranged in the partition layer. An upper space formed by the water bag and the interlayer is filled with carbon dioxide gas, a lower space formed by the water bag and the interlayer is filled with water, the upper side and the lower side of the interlayer are respectively provided with a pipeline, and the pipelines are respectively communicated with the corresponding upper space and the corresponding lower space. In addition, the effect of treating fire can be achieved in time in the treatment process, and precautions are taken in advance.
Owner:AFFILIATED HOSPITAL OF INNER MONGOLIA MEDICAL UNIV (INNER MONGOLIA AUTONOMOUS REGION CARDIOVASCULAR INST)
Cable splicing joint
ActiveCN222620165Uprecise positioningImprove convenienceElectric connection structural associationsStructural engineeringMechanical engineering
Owner:ZHONGYU CABLE (HEBEI) CO LTD
Interlocking mechanism angle-adjustable starting position adjustable assembly
The utility model provides a kind of angle starting position adjustable type split and combination subassembly of interlocking mechanism, including first pivot, the first pivot is fixedly connected with limit elbow, the outside rotation of the first pivot is connected with second pivot, plunger screw is equipped on the limit elbow, the outer end of the second pivot is equipped with auxiliary switch of coupling by bolt, during the application of this technical solution, it faces different angle design of interlocking mechanism transmission part, without modification main body, by adjustable structure of limit elbow and first pivot, plunger screw compensates the movement angle of second pivot, different transmission angle demand can be adapted, the versatility in multiple interlocking mechanisms is improved;Second, indication accuracy is high, plunger screw can absorb the movement deviation of rotating shaft, limit elbow angle adjustable correction shielding deviation, correct transmission part machining and debugging error, avoid misindication, ensure in-place indication reliable, fill the existing indication structure adaptation limitation, precision is susceptible to error influence blank.
Owner:YUYAO HUAYU ELECTRICAL APPLIANCE CO LTD
Rear speed change lifting lug of bicycle
ActiveCN222432512Uprevent twistingavoid offsetChain/belt transmissionClassical mechanicsTitanium alloy
The utility model relates to a bicycle rear speed change lifting lug which comprises a body made of titanium alloy, a barrel shaft rod positioning hole and a lifting lug fixing hole are formed in the top of the side face of the body, a rear chain changer fixing hole is formed in the bottom of the side face of the body, and the middle of the body is of a hollow structure. The rear speed change lifting lug of the bicycle is made of titanium alloy materials, has better rigidity in fierce use by optimizing a stress structure, and prevents gear skipping; when the chain encounters extreme tension, the tail hook can still keep the original position so as to prevent a transmission guide plate from twisting or deviating due to excessive tension of the chain, interference between the transmission guide plate and a driving side spoke is avoided, and hidden dangers are completely eradicated.
Owner:SHENZHEN YIMAHE TECH CO LTD
Photovoltaic power station electrical equipment health assessment system
InactiveCN119441783Aincrease diversityimprove accuracyData processing applicationsElectric equipmentReliability engineering
The invention discloses a health assessment system for electrical equipment of a photovoltaic power station, and the system comprises the steps: presetting an assessment period of health assessment corresponding to each piece of electrical equipment of the photovoltaic power station, collecting and analyzing operation parameters of the corresponding electrical equipment of the photovoltaic power station after the preset assessment period is reached; therefore, the operation evaluation index of the electrical equipment corresponding to the photovoltaic power station is obtained, the health state of the electrical equipment is evaluated according to the obtained operation evaluation index, potential hidden dangers are avoided, and after the operation evaluation index of the electrical equipment is further obtained, the equipment log of the corresponding electrical equipment is extracted and analyzed. Based on the operation evaluation index of the corresponding electrical equipment and the equipment log analysis result, the health score of the corresponding electrical equipment is obtained, comprehensive evaluation is performed on the health state in combination with the operation state of the electrical equipment and the log analysis result, and the comprehensiveness and accuracy of health evaluation are improved.
Owner:ZHEJIANG THERMAL POWER CONSTR CO LTD +1