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Ultrafast laser heat dissipation state real-time monitoring system based on cloud computing
InactiveCN119437766AGuaranteed accuracyquick analysisElectrical testingStructural/machines measurementData acquisitionWorking temperature
The invention provides an ultrafast laser heat dissipation state real-time monitoring system based on cloud computing, and relates to the technical field of laser heat dissipation, and the system comprises a laser monitoring module which is used for transmitting ultrafast laser and is internally provided with a temperature sensor so as to monitor the working temperature of a laser in real time; the data acquisition module is used for being connected with the laser monitoring module, acquiring temperature data and key parameters, including laser power and working current, of the temperature sensor in real time, and uploading the temperature data and the key parameters to the cloud server; and the cloud analysis module is used for receiving and analyzing the temperature data and the key parameter data, identifying an abnormal temperature mode, predicting a potential overheating risk and calculating heat dissipation efficiency to obtain an analysis result. According to the invention, comprehensive, real-time and intelligent management of the heat dissipation state of the laser is realized, the operation stability and safety of the laser are effectively improved, the overheating risk is reduced, the heat dissipation efficiency is optimized, and remote monitoring and data analysis services are provided for users.
Owner:TAIZHOU TONGHE LASER TECH CO LTD
Self-adaptive switching method and system of current transformer
ActiveCN119643951AImprove the level of intelligencelower latencyCurrent/voltage measurementControl engineeringInstrument transformer
The invention relates to the technical field of equipment control, in particular to a self-adaptive switching method and system of a current transformer. The method comprises the following steps: collecting primary side parameters and secondary side parameters of a current transformer to obtain primary side collection parameters of the current transformer and secondary side collection parameters of the current transformer; performing current transformer state segmentation initialization according to the current transformer primary side acquisition parameters and the current transformer secondary side acquisition parameters so as to generate a current transformer operation state classification result; switching result judgment is conducted on the current transformers according to the current transformer operation state classification result, and when the current transformer operation state classification result is a current transformer critical state section, parallel buffering is conducted on the current transformers, and critical current transformer switching data are generated. According to the invention, through accurate state classification, a dynamic switching mechanism, time sequence optimization and visual display, the switching sensitivity and stability of the current transformer are improved.
Owner:SHENZHEN RUIQIZHENG TECH CO LTD
Underwater dredging construction method
InactiveCN119553619Aimprove working conditionImprove construction efficiencyGeometric CADMachines/dredgers working methodsSludgePhysical property
The invention relates to the technical field of underwater dredging construction. The underwater dredging construction method comprises the steps that environment information of a to-be-constructed area is obtained, the environment information is input into a sludge physical property model, sludge physical property information is obtained, the sludge physical property information is compared with a preset sludge standard value, a comparison result is obtained, and the sludge type is determined based on the comparison result. And selecting a sludge construction mode corresponding to the sludge category based on the sludge category, adjusting working parameters of the construction equipment according to the sludge construction mode, and after the working parameters are adjusted, executing dredging construction until the dredging task of the to-be-constructed area is completed. The method has the effects of improving the construction efficiency and reducing equipment damage.
Owner:ZHUHAI HOUJIANG DREDGING ENG CO LTD
Stability analysis method and system for torque motor driving system
ActiveCN119294272Aoptimization parametersGuaranteed uptimeDesign optimisation/simulationComplex mathematical operationsResponse sensitivityTime delays
The invention discloses a stability analysis method and system for a torque motor driving system, and particularly relates to the technical field of torque motor driving. The time delay is gradually increased and reduced in a simulation environment, response change data output by the controller and input by the motor driving system are obtained, the response sensitivity of the controller under different time delay conditions is evaluated, and the response rate stability of the motor driving system is evaluated in combination with a load abrupt change situation. The real-time performance of a controller responding to a motor driving system is evaluated through a machine learning model, when the real-time performance is low, an abnormal detection mechanism is adopted to identify an unstable time period, and parameters of the controller are dynamically adjusted, so that the problems of oscillation, overmodulation and instability caused by a time-lag effect are effectively reduced, and the stability of the controller is improved. The stability and reliability of a motor driving system in high-speed or precise control application are improved, the real-time response capability of a controller in a dynamic environment can be remarkably improved, and the system is prevented from being out of control or damaged.
Owner:QINGDAO ZHIHE PRECISION TECH CO LTD
Crusher for feed processing
InactiveCN119456110Aavoid cloggingImprove circulation efficiencyFeeding-stuffGrain treatmentsCrop livestockAgricultural engineering
The invention relates to the technical field of grain crushing, in particular to a feed processing crusher which comprises a crushing box and a support for supporting the crushing box, rotor hammers for crushing are arranged in the crushing box, and the feed processing crusher further comprises a dust extraction shell arranged on one side of the crushing box and used for removing dust, one side of the dust suction shell communicates with a through pipe communicating with the interior of the crushing box, a plurality of blades for air suction are arranged in the dust suction shell, and a driving assembly for driving the rotor hammer pieces and the blades to rotate is arranged at the top of the support; and the material ejecting piece is arranged in the crushing box and used for supporting materials, a transmission assembly for driving the material ejecting piece to move is arranged in the crushing box, and a material pushing assembly matched with the transmission assembly is arranged in the crushing box. And through the arrangement of the dust suction shell and the blades in the dust suction shell, a through pipe, a middle through pipe and a plurality of auxiliary dust suction pipes diverging along the center, the dust suction efficiency is greatly improved, and it is ensured that dust generated in the crushing process of materials needed by livestock raising can be sucked away.
Owner:洛阳市农业技术推广服务中心
GIS circuit breaker spring energy storage detection method, system, device and medium
The invention relates to the technical field of information detection, and discloses a spring energy storage detection method, system and device for a GIS circuit breaker and a medium, and the method comprises the steps: determining a stress concentration coefficient and a material structure change index corresponding to an internal spring of the GIS circuit breaker based on grating reflection wavelengths obtained at a plurality of measurement points on the outer surface of the GIS circuit breaker, the material structure change index represents the grain size change rate; predicting the residual life of the spring based on the stress concentration coefficient and the material structure change index, and determining the predicted residual life of the spring; determining the real-time energy storage density of the spring energy storage system in the GIS circuit breaker under the condition that the predicted residual life is lower than a preset residual life threshold value; and determining a predicted energy storage demand corresponding to the real-time energy storage density, and dynamically adjusting the mechanical-hydraulic energy storage ratio of the spring energy storage system according to the predicted energy storage demand. The invention has the advantages of timely finding out the abnormity of the spring and prolonging the service life.
Owner:NANJING HUIDING ZHIWU ELECTRIC POWER TECHNOLOGY CO LTD +1
Pulverizer for preparing dihydromyricetin
ActiveCN119140233ASpread the loadReduce fatigue strengthCleaning using toolsMagnetic separationStructural engineeringMechanical engineering
The crusher comprises a coating shell, a feeding mechanism is arranged at the top end of the coating shell, a crushing assembly is arranged at the bottom end of the coating shell, a primary crushing mechanism is arranged in the coating shell, a filter plate is mounted in the coating shell, and a secondary crushing mechanism is mounted in the coating shell. The primary crushing mechanism comprises a rotary drum rotationally mounted at the top end of the filter plate and a driving motor fixedly mounted at the top end of the coating shell. According to the crusher for preparing dihydromyricetin, two groups of alternately retractable crushing cutter structures are introduced, so that the load of a single cutter is effectively dispersed, and the crushing efficiency is improved; and the fatigue strength of the cutter is obviously reduced, so that the service life of the cutter is prolonged. And meanwhile, the crushing cutters are designed to be arc-shaped, so that the materials can be driven to synchronously turn over in the crushing process, material accumulation and dead angle formation are effectively avoided, and the crushing uniformity and efficiency are remarkably improved.
Owner:SHANXI KEPLER BIOTECH CO LTD
A comprehensive auxiliary control system based on multi-parameters of smart substation
ActiveCN118983951Bincrease flexibilityImprove stabilityData processing applicationsBiological modelsSmart substationControl system
The present invention discloses a comprehensive auxiliary control system based on multiple parameters of a smart substation, which relates to the technical field of substations. The energy loss test module of the system calculates the stability factor Wdyz and preliminarily dynamically screens the number of taps to avoid unnecessary energy waste. The tap flexibility analysis module analyzes the system's response to load changes based on the number of taps after screening, and constructs an adaptation factor Syyz under conditions of different numbers of taps. This flexibility analysis can determine the system's ability to cope with load fluctuations under different numbers of taps. With the support of a multi-parameter balance auxiliary control module, by using convolutional neural network technology, the system can combine the stability factor Wdyz and the adaptation factor Syyz to construct a multi-parameter balance model and obtain a balance prediction coefficient Pgxs, so as to more accurately grasp the state of the system between stability and flexibility. Through secondary screening operations, the system can adaptively adjust the tap settings.
Owner:FUJIAN YOUDI ELECTRIC POWER TECH
Cleaning equipment for aluminum alloy machining and operation method thereof
ActiveCN119281708AEfficient scrubbingSmooth crossingCleaning using toolsCleaning using liquidsGear wheelBrush
The invention relates to the related technical field of cleaning equipment, discloses cleaning equipment for aluminum alloy machining and an operation method of the cleaning equipment, and aims to solve the problem that the distance between brush rollers is not easy to adjust. In addition, a distance adjusting top spring is connected between the cleaning top roller and the center shaft, after the aluminum alloy plate enters the position between the cleaning bottom roller and the cleaning top roller, the distance adjusting top spring can be compressed upwards by the cleaning top roller through the thickness of the plate, and the aluminum alloy plate can be cleaned through the distance adjusting top spring. The distance adjusting top spring is arranged between the cleaning bottom roller and the cleaning top roller so as to guarantee that the plate penetrates through the space between the cleaning bottom roller and the cleaning top roller, the distance between the cleaning bottom roller and the cleaning top roller can be adjusted within a certain range due to pushing and limiting of the elastic force of the distance adjusting top spring, aluminum alloy plates with different thicknesses are brushed, and finally the effect of adaptively adjusting the distance between the brush rollers to clean the plate is achieved.
Owner:CHIZHOU ON NEW MATERIALS TECH CO LTD +1
Medium-voltage distribution network capacity-load ratio calculation method based on deep neural network
ActiveCN119419790Aavoid damageprevent overloadLoad forecast in ac networkBiological modelsAlgorithmMulti source data
The invention provides a medium-voltage power distribution network capacity-load ratio calculation method based on a deep neural network. The method comprises the following steps: collecting multi-source data of a medium-voltage power distribution network; designing an adaptive hierarchical clustering algorithm to dynamically identify the load type according to the high-dimensional feature matrix; constructing time sequence multi-stage recurrent neural network load prediction; calculating the current capacity-load ratio of the power grid according to the load prediction, and carrying out the preliminary optimization of the current capacity-load ratio; constructing a deep learning model according to the preliminarily optimized load prediction to deeply optimize an energy management strategy; and monitoring the operation condition of the medium-voltage power distribution network in real time, and optimizing the deep learning model and the energy management strategy by using the reinforcement learning model. According to the method, the accuracy and real-time performance of calculation of the capacity-load ratio of the medium-voltage distribution network can be remarkably improved, the defect that dynamic adjustment and optimization are difficult to carry out in a complex load environment in the prior art is overcome, and stable operation and power supply safety of the power grid are effectively guaranteed.
Owner:FOSHAN POWER SUPPLY BUREAU GUANGDONG POWER GRID
Garden planting box convenient to disinfect and fertilize
InactiveCN119422695AImprove uniformityeasy to disinfectSoil lifting machinesManure treatmentAgricultural engineeringGarden plants
The invention discloses a garden planting box convenient to disinfect and fertilize, belongs to the technical field of garden planting boxes, and provides the following scheme that the garden planting box comprises a garden planting box body, a stirring structure, a water guide pipe and an irrigation structure are arranged on the garden planting box body, and a driving structure is arranged on the stirring structure; by arranging a transfer structure and an irrigation structure, it is guaranteed that liquid in a stirring barrel can intermittently enter a water guide pipe, then the liquid enters an irrigation pipe through a connecting hose, and finally the liquid is discharged into the garden planting box body through a water outlet in the bottom of the irrigation pipe and reciprocates at the top along with the irrigation pipe; according to the irrigation mode, the uniformity of irrigation is improved, the infiltration effect of soil moisture is remarkably enhanced through an intermittent watering mode, meanwhile, the air permeability of the soil is maintained, the characteristic is crucial for infiltration of disinfectant fluid and fertilizer, it is ensured that the moisture can penetrate into the soil, and therefore the soil quality is improved. Therefore, the disinfection and fertilization effects are comprehensively improved.
Owner:SMART WORKSHOP INNOVATION TECH (DONGTAI) CO LTD
YOLOv8-based bolt looseness detection method, system, equipment, medium and program
PendingCN119579525AImprove reliabilityImprove efficiencyImage enhancementImage analysisStructural engineeringMechanical engineering
The invention discloses a bolt looseness detection method, system and device based on YOLOv8, a medium and a program, and belongs to the technical field of mechanical engineering. The method comprises the following steps: acquiring bolt image data of a to-be-detected area to obtain bolt image data; and inputting the bolt image data into a pre-trained YOLOv8 model for identification to obtain an identification result. According to the invention, the speed and accuracy of bolt looseness detection are improved, and high-precision identification of bolt state monitoring in a complex environment is ensured.
Owner:CNNC HUACHEN CONSTR ENG CO LTD +2
Tensioning device for chain wheel transmission
ActiveCN222315824UImprove transmission efficiencyFacilitate transmissionGearingDrive shaftElectric machinery
Owner:ZHEJIANG JIEFENG ENVIRONMENTAL TECH CO LTD
Storage rack for material bulk storage
The utility model provides a kind of for material large roll storage's storage rack, comprising: support frame body and two push components, support frame body is used to support material large roll;Support frame body is equipped with the guide channel extending along first preset direction, guide channel is used to accommodate at least part of material large roll, and guide material large roll to roll along the extension direction of guide channel;Two push components are movably arranged on support frame body along first preset direction, and two push components are respectively located on the opposite sides of guide channel, and the pushing portion of two push components is respectively used to abut with the both ends of material large roll, to push material large roll along the extension direction of guide channel towards target position by two push components synchronously to roll.The storage rack for material large roll storage effectively solves the technical problem that when material large roll rolls on storage rack and is stuck in operating position in prior art, manual external force is applied to push and pull to forcibly remove the jam.
Owner:SAILUN GRP CO LTD
A stability analysis method and system for torque motor drive system
The present invention discloses a stability analysis method and system for a torque motor drive system, and specifically relates to the technical field of torque motor drive. The method gradually increases and decreases the time delay in a simulation environment to obtain response change data of a controller output and a motor drive system input, evaluates the response sensitivity of the controller under different time delay conditions, and evaluates the response rate stability of the motor drive system in combination with a load mutation scenario. The real-time performance of the controller response to the motor drive system is evaluated through a machine learning model. When the real-time performance is low, an abnormality detection mechanism is used to identify unstable time periods, and controller parameters are dynamically adjusted, thereby effectively reducing oscillation, over-modulation and instability problems caused by time lag effects, improving the stability and reliability of the motor drive system in high-speed or precision control applications, and significantly improving the real-time response capability of the controller in a dynamic environment to avoid system loss of control or damage.
Owner:QINGDAO ZHIHE PRECISION TECH CO LTD
Control method and control system for under-machine operation of gantry crane
ActiveCN119389943Aensure reliabilityImprove operational efficiencyTrolley cranesTotal factory controlControl powerControl system
The invention relates to the technical field of operation control, in particular to a control method and a control system for under-machine operation of a gantry crane. The control method comprises the following steps: acquiring connection data of a master control power supply of a cab of the gantry crane; judging the main control power supply connection data of the cab of the gantry crane to generate main control power supply connection judgment data; local connection knob selection is carried out on a door machine lower operation box based on main control power supply connection discrimination data, first knob selection data of the door machine lower operation box is generated, a main control power supply switching-on instruction is generated, and actions of a hoisting mechanism and a walking mechanism are achieved through interactive generation of control instructions of the hoisting mechanism and the walking mechanism. And finally obtaining anchoring state data capable of being anchored. According to the invention, by improving the functions of automation, intelligent control, fault detection and self-recovery mechanism, precise position matching and multi-position multi-mechanism operation, the convenience degree of operation control of the gantry crane in emergency is improved.
Owner:TANGSHAN CAOFEIDIAN IND PORT CO LTD
Agricultural vegetable spraying device
ActiveCN222583241UGuarantee stabilityensure accuracy andClimate change adaptationWatering devicesAgricultural scienceAgricultural engineering
The utility model relates to the technical field of agricultural equipment, in particular to an agricultural vegetable spraying device which comprises two sets of side frames symmetrically arranged on the two sides, a hollow water conveying transverse pipe installed between the two sets of side frames, a servo gear motor installed at the end of each set of side frame, and vertical frames symmetrically arranged at the two ends of the bottom of each set of side frame. A plurality of adjustable spraying mechanisms which are evenly arranged at equal intervals are installed at the bottom of the water conveying transverse pipe. According to the utility model, the servo gear motor is matched with the screw rod, so that the water conveying transverse pipe can move back and forth on the side frame, the vegetable field can be fully covered and sprayed without dead angles, the movable sliding seat is in sliding fit with the movable sliding chute, the stability and the accuracy of the water conveying transverse pipe in the moving process are ensured, and the water conveying transverse pipe can be conveniently moved. Through the design of the adjustable spraying mechanism, especially the connection between the spray head and the branch pipe through the metal corrugated pipe, the angle and height of the spray head can be freely adjusted within a certain range to adapt to vegetables with different heights and densities, and the spraying effect is improved.
Owner:CANGYI NONGCHUANG (DALI) AGRICULTURE CO LTD
A line-to-line self-locking photovoltaic connector
This invention discloses a wire-to-wire self-locking photovoltaic connector. The photovoltaic connector is a 3-pin integrated fiber optic connector, consisting of a No. 1 socket and a No. 2 socket that are interlocked. After interlocking, the connector can achieve an IP67 waterproof rating and has a smaller space. The No. 1 socket has an open groove design on its outer shell, so the spring contacts will not be jammed when interlocked with the socket, thereby improving the interlocking life of the spring contacts. It also has a foolproof design with a flange platform, which can only be interlocked in one direction. The No. 1 pin of the No. 1 socket has a contact crown spring design, which makes the contact more stable and the life longer. The No. 1 outer shell and the No. 1 fixing part of the No. 1 socket have a barbed design, which plays a role in preventing the plastic from falling off after the plastic assembly. The No. 1 socket has an elastic compensation part, so that the No. 1 socket and the No. 2 socket can still maintain a tight connection after multiple connection and disconnection.
Owner:DONGTAI ZHENGYAO PRECISION TECH CO LTD
Special clamp for pull-out test of silicon core pipe
ActiveCN222188987USolve insufficient clamping forceGuaranteed fixed stabilityNuclear energy generationMaterial strength using tensile/compressive forcesElastic componentClassical mechanics
The utility model relates to the technical field of clamps for silicon core tube tests, in particular to a special clamp for a silicon core tube pull-out test, which comprises an outer ring sleeve and an inner clamp body, a gasket and a toothed ring are arranged at the top end of the outer ring sleeve, a threaded layer and a connecting mechanism are arranged on the inner clamp body, a conical ring is arranged at one end of the inner clamp body, and a threaded layer is arranged at the other end of the inner clamp body. A nut is arranged on the threaded layer, a fastening box is arranged on the nut, a fastening hole is formed in the top end of the fastening box, a fastening groove is formed between the fastening hole and the interior of the fastening box, a fastening column is arranged on the fastening hole, and a fastening plate is arranged between the fastening groove and the fastening column; according to the structure, after the nut is fixed, the elastic component can also provide a continuous supporting effect, the nut is prevented from loosening due to vibration or external force influence, and the fixing firmness of the silicon core pipe in the whole detection process is ensured.
Owner:SHANDONG HUAJIAN ENG TESTING CO LTD
A loader test platform
ActiveCN118817138BImprove test efficiencyreduce consumptionApparatus for force/torque/work measurementMechanical wearClassical mechanics
The present invention relates to the technical field of testing devices, and discloses a loader test platform, including a base plate, a limit ring fixedly installed on the upper surface of the base plate, a turntable rotatably installed inside the limit ring, a plurality of different types of road surfaces evenly laid on the upper surface of the turntable in the circumferential direction, a column fixedly installed on the upper surface of the base plate located at the rotation center of the turntable, the column and the turntable are rotatably installed, a mounting frame fixedly installed on the upper surface of the base plate close to the limit ring, a traction test mechanism installed on the column, and a support mechanism installed inside the mounting frame. The present invention can provide data support by testing the traction of the loader on different road surfaces, help formulate the best operation strategy for different road surfaces, reduce fuel consumption and mechanical wear, and can prevent accidents or equipment damage caused by insufficient or excessive traction when the loader is operating on different road surfaces based on the test data.
Owner:QINGZHOU YINGNUO HEAVY IND MASCH CO LTD
ECU (Electronic Control Unit) flashing inspection method, equipment and medium
PendingCN119621415AAvoid Equipment Damageavoid damageRedundant data error correctionSoftware deploymentReliability engineeringReal-time computing
The invention discloses an ECU flashing checking method and device and a medium, and the method comprises the steps: reading an ECU to determine an outgoing message of the ECU, and carrying out the diagnosis of the outgoing message through a predetermined flashing device to determine the operation transition state of the ECU; determining a preset inspection item, and inspecting the ECU according to the inspection item to determine a plurality of inspection results; and determining a flashing process of the ECU according to the plurality of check results, and flashing the ECU according to the flashing process. According to the method, the accuracy and the safety of the flashing process are ensured through multiple checks such as outgoing message diagnosis, format check, data comparison, baud rate check, file check, version matching and rotating speed judgment, meanwhile, reset and process control judgment are included, the flashing success rate is increased, and the risk is reduced.
Owner:WEICHAI POWER CO LTD
Electric quantity sensor for storage battery connection
ActiveCN222529456Uaccurate locationstable positionElectrical testingControl theoryMechanical engineering
The utility model discloses an electric quantity sensor for storage battery connection, which relates to the technical field of electric quantity sensors, and is characterized in that a mounting base is placed on a shell of a storage battery, bolts are mounted through fixing bolt grooves at the inner ends of a right fixing block and a left fixing block, and the mounting base is fixed on the shell of the storage battery; when the electric quantity sensor is placed, the positioning rod at the lower end is aligned with the positioning groove of the mounting base for mounting, through cooperation of the positioning rod and the positioning groove, it can be ensured that the position of the electric quantity sensor is accurate and stable during mounting, and the problem of inaccurate data or equipment damage caused by loosening or shaking in the using process is avoided; the installation process is simpler, more convenient and faster, the installation efficiency is improved, the clamping column of the electric quantity sensor is placed in the clamping column groove, the protruding block, close to the lower end, of the clamping column is ejected into the protruding block groove by the adjusting piece to be fixed, and the electric quantity sensor is connected with a circuit of the storage battery through the lug plate and the electrode clamp.
Owner:BEIJING DINGYIN TIMES TECHNOLOGY DEVELOPMENT CO LTD
Quick clamping positioning hydraulic fixture
This utility model discloses a hydraulic clamping fixture for rapid clamping and positioning, specifically relating to the field of stamping equipment technology. It includes a base plate with two sliding grooves, each containing a sliding block slidably connected to it. A chuck is fixed to the top of each sliding block. A pushing mechanism is located on the right side of the base plate, used to push the sliding blocks along the grooves. A fixing plate is fixed to the top of the base plate, with a sliding rod slidably connected through it. The sliding rod is connected to the sliding block on the front side, and a threaded groove is formed on its outer side. A knob is connected to the outer side of the sliding rod via the threaded groove. A straight groove is formed on the top of the sliding rod, with graduation lines inside. A first pressure-sensitive switch is installed on the right side of the fixing plate, and a positioning mechanism is located on the right side of the base plate. This utility model, by using a sliding rod in conjunction with the first pressure-sensitive switch, allows the cylinder to move the chuck to a preset distance, after which the knob precisely triggers the first pressure-sensitive switch, thereby controlling the cylinder to stop in real time via a controller.
Owner:SUZHOU ACTON AUTOMATION TECH CO LTD
Filtering device and measuring system for measuring nitrogen oxides in flue gas by electrochemical method
ActiveCN222489545UThe effect of reducing activityavoid measurement errorsDispersed particle filtrationPreparing sample for investigationNitrogen oxidesFlue gas
The utility model relates to the technical field of nitrogen oxide measurement, in particular to a filtering device and a measuring system for measuring nitrogen oxide in flue gas by an electrochemical method. The filtering device comprises a filtering bottle, filtering cotton, an air inlet pipe and an air outlet pipe; the filter bottle comprises a bottle body and a bottle cap, the bottle body is filled with alkali liquor, the filter cotton is mounted in the bottle cap, and a set distance is formed between the bottom of the filter cotton and the liquid level of the alkali liquor; the air inlet pipe is inserted into the filter bottle, the lower end of the air inlet pipe is located below the liquid level of alkali liquor, the air outlet pipe is inserted into the filter bottle, and the lower end of the air inlet pipe is located in the filter cotton. According to the utility model, the problems of measurement result error and reduction of electrode catalyst activity caused by sulfur dioxide when nitric oxide in industrial flue gas is measured by using an electrochemical method are solved.
Owner:SHANDONG GUOSHUN CONSTR GRP
Intelligent negative pressure drainage system and method for self-adaptive closed-loop pressure regulation
PendingCN121987867AImprove reliabilityimprove securityMeasurement devicesSuction devicesHydrologyMechanical engineering
The invention relates to the technical field of negative pressure drainage, and discloses a self-adaptive closed-loop pressure regulation intelligent negative pressure drainage system and method, and the system comprises a flexible drainage cavity which is used for collecting percolate; the drainage pipeline is connected with the flexible drainage cavity; an air inlet of the negative pressure pump module is connected with an air extraction opening of the flexible drainage cavity, and the negative pressure pump module is used for providing negative pressure for the negative pressure drainage system; the drainage monitoring module is used for monitoring drainage data of the flexible drainage cavity and the drainage pipeline in real time; and the control module is used for determining the working state of the negative pressure drainage system according to the drainage data and controlling the negative pressure pump module according to the working state. Intelligentization, individuation and high safety of the negative pressure drainage process are achieved.
Owner:JINHUA CHENXI MEDICAL INSTR CO LTD
Environmental hydrogeological survey and detection device
ActiveCN224152678Ustable jobWill not topple overRainfall/precipitation gaugesStands/trestlesStructural engineeringRain gauge
The utility model discloses an environmental hydrogeological survey detection device comprising a rain gauge body, the bottom of the rain gauge body is fixedly connected with an installation cylinder, the middle of the top of the inner side of the installation cylinder is fixedly connected with a square rod, the bottom of the square rod is fixedly connected with a protruding block, and the square rod is slidably sleeved with a circular sleeve block. A square hole matched with the square rod is formed in the middle of the round sleeve block, three pairs of side plates are fixedly connected to the outer surface of the circumference of the round sleeve block at equal intervals, the tops and the bottoms of the two side plates at the same position are rotationally connected with the same connecting rod, the bottoms of the two connecting rods at the same position are rotationally connected with the same arc-shaped plate, and the bottom of each arc-shaped plate is fixedly connected with an inserting nail. Three notches are formed in the bottom of the mounting cylinder at equal intervals, and the arc-shaped plates can be collected in the notches. According to the utility model, interference such as wind power and external force collision can be effectively resisted, it is ensured that the rain gauge can still work stably in a severe environment, the operation difficulty is reduced, and measurement errors or equipment damage caused by toppling over are avoided.
Owner:CNBM (KUNMING) SURVEY & DESIGN INST CO LTD
Thermal insulation pipe hoisting device for thermal insulation pipe production line
InactiveCN222181522UEasy to fixaddressing injuriesLoad-engaging elementsThermal insulationTorsion spring
The utility model discloses a thermal insulation pipe hoisting device for a thermal insulation pipe production line, and relates to the technical field of pipeline hoisting tools, the thermal insulation pipe hoisting device comprises a support plate, a first hoisting rope and a thermal insulation pipe body, the support plate is provided with a clamping assembly, the clamping assembly comprises a transverse plate, the transverse plate is fixed at the top of the support plate, and the bottom of the transverse plate is provided with a second rotating shaft; a torsion spring is rotatably connected to the end, away from the bottom of the transverse plate, of the second rotating shaft, a right clamping plate is rotatably connected to the end, away from the second rotating shaft, of the torsion spring, a fixing rod is arranged on the side, close to the second rotating shaft, of the bottom of the transverse plate, and a left clamping plate is fixedly connected to the bottom of the fixing rod. And the heat preservation pipe body can be clamped and fixed by arranging the clamping assembly, and the situation that in the hoisting and transporting process, the heat preservation pipe body shakes and slides off, and consequently personal safety and equipment damage is caused is prevented.
Owner:SHANDONG XIANDAI CHENGXIN IND CO LTD
Intelligent conveying line special for machine manufacturing
InactiveCN119590772AEasy to disassemblereduce complexityConveyorsControl devices for conveyorsMachine buildingElectric machinery
Owner:ZHEJIANG COLLEGE OF ZHEJIANG UNIV OF TECHOLOGY
Automatic plate running device for sintering burdening
ActiveCN224062346UFully automatedaccurate measurementPortable liftingWinding mechanismsPhysicsWire rope
The utility model relates to the technical field of sintering burdening, and discloses an automatic plate running device for sintering burdening, which comprises a conveying belt and a support frame, a running disc which conveys along the running direction of the conveying belt and can be folded by taking the center as an axis is arranged above the conveying belt; a central hanging ring is arranged on a support A on the running disc, and two end hanging rings are arranged on supports B on the two sides of the running disc. A universal hook A located at the tail end of a steel wire rope on the electric rope wheel and a digital display electronic scale used for reading the discharging amount of the running disc are arranged below the supporting frame, and two universal hooks B which are symmetrically arranged front and back are further arranged on the supporting frame; a lifting electric button for starting the electric rope wheel when pressed is further arranged at the bottom end of the right side of the supporting frame. Through an electric rope wheel and a hook mechanism, the running disc can be lifted to a certain height, so that the electronic scale can accurately measure the weight of raw materials. After measurement is completed, the running disc automatically falls and is folded, the raw materials are returned to the conveying belt, manual intervention is not needed in the whole process, and the batching efficiency and accuracy are improved.
Owner:GUANGDONG XINXING DUCTILE IRON PIPES CO LTD
Reflection and reflection prevention equipment for laser
ActiveCN119209174ALow failure rateGuaranteed service lifeLaser detailsSemiconductor lasersLaser technologyRing device
The invention belongs to the technical field of lasers, and particularly relates to a laser anti-reflection device which comprises an emitting head, an anti-reflection ring and a pair of lifting mechanisms. The transmitting head is connected with a connector, and a pair of lenses is arranged in the transmitting head; the anti-reversion ring is arranged in the emitting head and arranged on the side, away from the connector, of the lens, a through hole is formed in the center of the anti-reversion ring in a penetrating mode, a cavity is formed in the anti-reversion ring, a liquid inlet pipe and a liquid outlet pipe are connected to the anti-reversion ring, and the liquid inlet pipe and the liquid outlet pipe are both communicated with the cavity; the pair of lifting mechanisms is symmetrically installed on the side wall of the emitting head and used for finely adjusting the anti-reverse ring. Through arrangement of corresponding mechanisms, reflected laser can be efficiently filtered, the problem that equipment is damaged by the reflected laser is effectively avoided, meanwhile, the reflected laser cannot enter the emission head again, secondary high temperature of the emission head is avoided, the fault rate of the emission head is greatly reduced, and the service life of the emission head is guaranteed.
Owner:WUHAN SINTEC OPTRONICS