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Packing washing tower and washing method
ActiveCN119524577AAchieve full coverageavoid wastingGas treatmentDispersed particle separationWater savingMechanical engineering
The present invention discloses a filler washing tower and a washing method, the filler washing tower is used for washing treatment of VOCs waste gas, and the filler washing tower comprises: a washing liquid pipe which is arranged at the axis position of the washing tower in a penetrating manner, vertically extends and is used for receiving a washing liquid from the outside of the tower; the washing liquid pipe is provided with a rotatable pipe section at the corresponding position of the filler layer; the spraying pipe assembly is composed of a plurality of spraying pipes with different lengths and is communicated with the rotatable pipe section, and a spraying opening of each spraying pipe is formed in the tail end of the pipe; the spraying pipes are arranged at intervals in the circumferential direction of the rotatable pipe section and are tangent to the rotatable pipe section; the spraying pipes with different lengths drive the rotatable pipe section to rotate through counter-acting force when spraying out the washing liquid, and annular partition covering of the washing liquid on the packing layer is formed. Rotation of the spraying pipe is achieved through spraying of washing liquid, and through annular partition covering of spraying, water saving can be achieved while the gas-liquid mass transfer efficiency is guaranteed, and external power consumption is not needed.
Owner:CHINA PETROLEUM & CHEMICAL CORP +1
Gas purification tower device
ActiveCN222593779Uincrease contact areaImprove utilization efficiencyFilter systemProcess engineering
The utility model discloses a coal gas purification tower device and relates to the technical field of purification treatment equipment. A water tank is arranged at the bottom end of the tower body, the water tank is communicated with the tower body, a filter screen is arranged between the water tank and the tower body, a circulating pump is mounted on the water tank, the water inlet end of the circulating pump is connected into the water tank through a pipeline, a steel water conveying pipe is mounted in the tower body through a bearing, and spray heads are distributed on the steel water conveying pipe; according to the coal gas purification tower device, a two-layer water distribution mode is adopted, rotary spraying is arranged, the spraying pipe automatically rotates in the water spraying process, water mist can be uniformly sprayed into the tower body, the spraying range can be expanded, all-directional coverage is achieved, spraying is free of dead angles, the contact area between gas and liquid is increased, the mass transfer efficiency is further improved, and the gas purification tower device is suitable for large-scale popularization and application. The purification efficiency of equipment can be improved, meanwhile, a cleaning liquid real-time circulating filtering system is arranged, the utilization efficiency of liquid is improved, the working efficiency is high, and the performance is stable and reliable.
Owner:SHANXI LUAN COAL BASED SYNTHETIC OIL
Face image authentic identification model training method, face image authentic identification method and face image authentic identification device
ActiveCN119580333Aimprove accuracyImprove robustnessCharacter and pattern recognitionFeature extractionRadiology
The invention relates to a face image authentic identification model training method, a face image authentic identification method and a face image authentic identification device. The face image authentic identification model training method comprises the steps of extracting multiple types of specified features in a training sample image; splicing the plurality of types of specified features; respectively inputting the specified splicing features into a plurality of feature extraction modules; extracting features by using the model output by each feature extraction module for fusion; inputting the fusion features into a full connection layer to predict the authenticity of the training sample image; calculating loss based on the real category label, the prediction result and the fusion feature; and adjusting the parameters of each feature extraction module according to the loss. In this way, the comprehensiveness and richness of feature extraction can be improved by designing targeted specified features from different angles in advance. In addition, the robustness and diversity of feature representation can be improved by integrating the advantages of different feature extraction modules, so that complex and changeable authentic identification scenes can be better dealt with.
Owner:INST OF AUTOMATION CHINESE ACAD OF SCI
Channel risk management method based on drug circulation data
PendingCN119539479AAchieve full coverageflexible settingsAlarmsMarket data gatheringData displayDrugs sales
The invention discloses a channel risk management method based on drug circulation data, and relates to the technical field of drug channel risk management, and the method comprises the steps: collecting drug distribution data, pharmacy inventory data and drug sales data of a distribution link; based on the historical data and the current data, segmented risk early warning is carried out on drugs from a manufacturer, a transportation link, an inventory link and pharmacy sales, so that compensation counterfeiting risk identification in a distribution link, channel goods pressing risk identification and goods shortage and return risk identification are accurately realized, and finally, comprehensive risk assessment is carried out based on a segmented early warning result. All channel risk points of medicine circulation can be fully covered, the risk assessment period can be flexibly set, data display board display can be carried out in cooperation with a large screen of a management center with the month as the unit, the week as the unit and the day as the unit, and accurate early warning information and data pushing can be carried out on associated personnel of associated channels in cooperation with APP data intercommunication. Therefore, efficient risk identification and pushing early warning are realized.
Owner:SHANGHAI PHARMA PHARMA TECH CONSULTING
Glass plate stacking protection and material taking device of photovoltaic module laminating machine
PendingCN119612186Aachieve protectionachieve full coverageCharge manipulationDe-stacking articlesThin membraneMachining process
The invention discloses a photovoltaic module laminating machine glass plate stacking protection and material taking device. The device comprises a material table; a thin film winding device is further arranged on one side of the material table, a protective thin film is laid between every two adjacent glass plates, the glass plates are protected through the protective thin films, and the glass plates are prevented from being polluted; when the glass plate is grabbed, the protective film is recycled through the film winding device, and the breadth of the protective film is larger than the length of the glass plate; according to the invention, during the lamination operation of the photovoltaic module, the glass plates can be protected, and each glass plate can be protected; and meanwhile, before each glass plate is grabbed, the protective film can completely cover the glass plate, the time for exposing the upper end face and the lower end face of the glass plate in the air is shortened, and dust is prevented from falling on the surface of the glass plate in the machining process.
Owner:浙江耀能新材料科技有限公司
Intelligent management system for urban tunnel
PendingCN119644802AReduce time to discoveryshort response timeProgramme control in sequence/logic controllersElectric powerReliability engineering
The invention discloses an intelligent management system for urban tunnels, building equipment control systems are mutually connected through a network to form comprehensive and integrated power supply, monitoring and control, an integrated control cabinet is arranged at the tail end of the intelligent management system, and power distribution, metering, electrical safety and control are integrated in the integrated control cabinet. The control core monitors the voltage, current, power, electric quantity, residual current, on-off state, lightning arrester state and cabinet temperature of a power supply loop in the cabinet and the current and state of an output loop; wherein the residual current alarm adopts an independent communication type, and forms a residual current alarm system through an integrated energy-saving electrical network; the integrated control cabinet is provided with a communication interface which communicates with FAS and SAS, functions of building equipment monitoring, power monitoring, illumination control, residual current detection, energy consumption metering, building environment detection and energy efficiency management are realized by applying a set of software, and real-time and historical data interconnection and intercommunication and interface integration are realized.
Owner:SHANGHAI CONSTRUCTION GROUP CO LTD +1
Reservoir dam flood discharge influence river reach safety early warning system and early warning method thereof
PendingCN119541175AAchieve full coverageImprove timelinessHuman health protectionImage analysisEarly warning systemWireless transceiver
The invention discloses a reservoir dam flood discharge affected river reach safety early warning system and an early warning method thereof, and belongs to the technical field of dam flood discharge safety early warning of water conservancy and hydropower engineering. The system comprises an early-warning river reach and a plurality of unmanned aerial vehicle monitoring stations, a plurality of fixed targets are arranged on bank slopes on the two sides of the early-warning river reach, the fixed targets on the bank slopes on the two sides of the early-warning river reach are alternately arranged in a staggered mode, the unmanned aerial vehicle monitoring stations are arranged on the bank slopes of the early-warning river reach, and the unmanned aerial vehicle monitoring stations are provided with unmanned aerial vehicles. A high-definition camera, an RTK measuring instrument, a wireless transceiver module and a controller are carried on the unmanned aerial vehicle. The unmanned aerial vehicle can quickly capture a fixed target, and can quickly and accurately position a dangerous case position in combination with a high-precision RTK measuring instrument carried on the unmanned aerial vehicle, so that the position of a person involved in danger can be confirmed in time when the dangerous case occurs, the response timeliness of emergency rescue measures is improved, effective rescue measures are adopted in a targeted manner, and the emergency rescue efficiency is improved. And the risk of personnel casualties is reduced.
Owner:CHINA POWER CONSRTUCTION GRP GUIYANG SURVEY & DESIGN INST CO LTD +2
Task allocation and opinion filling method based on inspection outline
PendingCN119599585AAchieve full coverageShorten inspection cycleNatural language data processingOffice automationReverse analysisTesting Methods
The invention belongs to the technical field of power transmission and transformation project cost effect supervision and inspection, and particularly relates to a task allocation and opinion filling method based on an inspection outline, which comprises a task allocation and opinion filling system. The task distribution and opinion filling system comprises a check outline dynamic analysis module, a check key point one-by-one filling module and a check key point automatic summarization module. The inspection outline dynamic analysis module is electrically connected with the inspection key point one-by-one filling module, the inspection key point one-by-one filling module is electrically connected with the inspection key point automatic summarizing module, and the inspection outline dynamic analysis module is used for forward construction of an inspection outline and reverse analysis of the inspection outline. The device solves the problems of file complexity, unfixed auditing experts, crossed auditing content, need of a large amount of manpower in later summarization, prolongation of the project period and increase of the working difficulty to a certain extent in the current settlement inspection work of the power transmission and transformation project.
Owner:STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER CO
Profile steel rolling and correcting device
ActiveCN222642891UAchieve full coverageImprove the correction effectShaping toolsElectric machineryMachine
The utility model belongs to the technical field of correction devices, and particularly relates to a profile steel rolling correction device which comprises a machine table, a lifting rolling bar supporting device arranged above the machine table, a pushing mechanism installed on the top of the machine table, an adjustable correction mechanism installed on the top of the machine table, and an adjusting seat and a supporting frame which are installed on the top of the machine table. A second gear motor is installed on the side face of the adjusting seat, the output end of the second gear motor is connected with the first two-way lead screw, a first adjusting seat and a second adjusting seat are slidably installed on the inner side of the adjusting seat, and the inner sides of the first adjusting seat and the second adjusting seat are provided with correcting grooves and correcting seats, and the side faces of the correcting seats are connected with first supporting inserting blocks; the H-shaped steel straightening machine can be suitable for straightening work of H-shaped steel of different sizes within a certain range, meanwhile, full coverage of the vertical section of the H-shaped steel is achieved, simultaneous straightening of the upper half part and the lower half part of the H-shaped steel can be completed at a time, and the straightening effect and efficiency are greatly improved.
Owner:WEISHAN GOOD LUCK MINING EQUIP CO LTD
Acquisition and arrangement condition optimization method based on key factor mining, medium and equipment
PendingCN121964020Aavoid time costReduce labor costsMedical data miningDigital data information retrievalTest designMultidimensional data
The invention relates to the technical field of test design, in particular to a key factor mining-based accommodating and arranging condition optimization method, medium and equipment, which are characterized in that accommodating and arranging conditions are generated by analyzing a target text, an initial simulation queue is constructed in combination with database retrieval, and baseline feature distribution is analyzed, so that representative research crowds can be obtained without real object recruitment; the test cost is reduced; a panoramic object feature matrix is constructed by integrating multi-dimensional data, the limitation of a single feature is broken through, and comprehensive data support is provided for key factor mining; the contribution degree of each characteristic variable to the preset key outcome is analyzed based on the matrix, and the key characteristic variables are positioned, so that the experience driving is changed into the data driving, and the scientificity and the pertinence of the accommodating and arranging condition design are improved; the accommodating and arranging conditions are dynamically adjusted through the closed-loop optimization process, it is ensured that the target accommodating and arranging condition set gives consideration to queue representativeness, feature pertinence and distribution rationality, and the design scientificity and success rate of clinical tests are improved.
Owner:YUYANG ZHISHU (BEIJING) TECHNOLOGY CO LTD
4G mini gateway circuit powered by USB
ActiveCN222655339UAchieve full coverageavoid lossHigh level techniquesWireless communicationModular designUSB
The utility model discloses a 4G mini gateway circuit powered by a USB. The 4G mini gateway circuit comprises a power supply circuit, a 2.4 G ultra-low power consumption Bluetooth module, a storage circuit, a key circuit, an LED indicating lamp circuit and an LTE module circuit. According to the utility model, the USB interface is used for power supply, the compatibility is strong, the USB communication is supported, the linkage with other systems is realized, the data local storage capability is provided, the data loss is avoided, the LTE Cat 1 bis is supported, the LTE network full coverage is realized, the data interaction can be realized by virtue of the existing base station, the additional deployment is not needed, the cost is low, the global communication can be realized, and the Bluetooth module and the LTE module adopt the modular design, so that the cost is low. Related circuit modules can be replaced according to requirements of users in different regions, structural design does not need to be changed, cost can be saved to the maximum extent while the requirements of the users are met, and the whole product design is more economical and environmentally friendly.
Owner:SHENZHEN MINEW TECH CO LTD
Light Emitting Diode Chips and Their Fabrication Methods
PendingCN122094265AGuaranteed brightness improvement effectachieve full coverageActive layerLight-emitting diode
This disclosure discloses a light-emitting diode (LED) chip and its fabrication method, belonging to the field of semiconductor technology. The LED chip includes an epitaxial layer and a silver mirror layer. The epitaxial layer comprises a first semiconductor layer, an active layer, and a second semiconductor layer stacked sequentially. The first semiconductor layer has a first conductivity type, and the second semiconductor layer has a second conductivity type, which is different from the first conductivity type. The epitaxial layer has mesa trenches extending from the second semiconductor layer to the first semiconductor layer. The silver mirror layer covers the second semiconductor layer, the sidewalls of the mesa trenches, and the first semiconductor layer. The embodiments of this disclosure ensure that the silver mirror layer enhances the brightness of the LED chip.
Owner:HC SEMITEK ZHEJIANG CO LTD
Industrial internet threat identification method and system
The embodiment of the application discloses an industrial internet threat identification method and system, the method comprises the following steps: collecting multi-source data in the industrial internet scene in real time through a bypass deployed collection terminal; pre-processing and feature extraction are performed on the multi-source data to obtain first features and second features; the first features and the second features are fused to obtain fused features; the fused features are identified by using a threat identification engine to obtain a threat identification result. The application has the following advantages: 1. The single-dimensional detection limitation is broken, the coordinated attack can be effectively identified, and the false positive rate and the false negative rate are reduced; 2. The known threat and the unknown threat are fully covered, and the high safety requirement of the industrial system can be met; 3. The attack chain correlation analysis across domains and time is supported, the attack process can be completely restored, the attack influence range is clear, and accurate basis is provided for threat disposal; 4. The industrial production network is not invaded, the normal communication process is not disturbed, and the core requirement of the industrial scene, that is, low invasion and high availability, is met.
Owner:浙江齐安信息科技有限公司
A sampling device for monitoring heavy metals in soil
The utility model relates to soil sampling technical field, and disclose a kind of sampling device for soil heavy metal monitoring, to solve the problems, such as low efficiency of traditional device, difficult stratified sampling etc., it includes trolley with universal wheel and handle, trolley surface is equipped with adjusting mechanism and sampling mechanism, adjusting mechanism contains horizontal and longitudinal adjusting assembly, horizontal passes through first servo motor drive screw rod, and drives sliding base along fixed rod horizontal sliding;Longitudinal is driven screw rod by second servo motor, so that sliding base along fixed rod longitudinal sliding, realize the multi-position adjustment of sampling mechanism, in sampling mechanism, first hydraulic cylinder drives hydraulic telescopic column with sampling soil sampling tube into soil, after taking soil, first cylinder drives push plate to push out sample, bottom baffle is opened and closed by second cylinder control and realizes stratified sampling, the setting of sampling mechanism can realize efficient soil sampling and convenient unloading, simultaneously stratified sampling function can be realized in sampling process, protective housing protects cylinder, the device is efficient and convenient, can guarantee sample purity and accuracy.
Owner:HENAN ZHONGFANG QUALITY INSPECTION TECH CO LTD
Nondestructive testing system based on fluorescence imaging principle
PendingCN121830657AImprove adaptabilityAchieve full coverageOptically investigating flaws/contaminationFluorescence/phosphorescenceComputer hardwareFluorescence
The invention discloses a nondestructive testing system based on a fluorescence imaging principle, and belongs to the technical field of nondestructive testing. Comprising a hardware system and a software system. The hardware system comprises an excitation module, an imaging module, an adjusting module, a loading module and a control module; the software system comprises an image processing unit, a defect identification unit, a parameter management unit and a report generation unit, and the software system runs in the control module and is used for processing images, identifying defects, managing parameters and generating reports. By means of multi-wavelength switchable light sources and automatic optical filter switching, the system can adapt to workpieces made of various materials such as metal, ceramic and composite materials, the problem that an existing system is poor in adaptability is solved, the double-camera linkage assembly is matched with the three-dimensional translation table and the rotating shaft, all-directional coverage of workpieces in complex shapes can be achieved, the detection integrity is improved, and the detection efficiency is improved. The distance sensing unit is linked with the control module, so that the relative positions of the workpiece, the light source and the camera are automatically and accurately adjusted, manual adjustment errors are eliminated, and the detection precision is improved.
Owner:AVIC TEST STONE TESTING TECH (XIAN) CO LTD
Rail transit electric passenger car bogie dynamic performance monitoring method based on multi-sensor fusion
The present application relates to the field of rail transit monitoring technology, and discloses a multi-sensor fusion rail transit electric passenger car bogie dynamic performance monitoring method. The method comprises collecting multi-source heterogeneous sensor data such as bogie vibration acceleration time sequence signal, wheel-rail contact force distribution data, bearing temperature gradient data and structure strain field data; extracting a frequency band energy feature vector from the vibration signal analysis, generating a distribution matrix by spatial gridding mapping of the contact force data, and forming a primary fusion feature set by spatio-temporal alignment fusion of the two; positioning the bearing temperature abnormal area through a deep convolution network, and generating a secondary fusion feature set in combination with the structure strain concentration coefficient; inputting the two-level feature sets into a dynamic performance evaluation model to output a performance degradation index set including scores of axle box bearing wear degree, frame fatigue accumulation and wheel set tread damage, thereby generating a maintenance priority ranking and triggering a preventive maintenance instruction, and realizing accurate monitoring and efficient operation, management and control of the bogie dynamic performance.
Owner:NINGBO CRRC ZHIWEI TECHNOLOGY CO LTD
Retractable orbital transfer type pile line split air mobile charging robot system
ActiveCN224197606Usolve pain pointsreduce utilizationCharging stationsArrangements using take-up reel/drumNew energyMobile charge
The utility model relates to a take-up track transfer type pile line split air mobile charging robot system, which comprises an air track, a walking module, a movable charger, a winding gun line module, a charger side butt joint module, a winding side butt joint module, a power taking module, a charging call response system and a control processing unit, the movable charger can move along the aerial track and change the track and steer under the driving of the walking module, a winding gun line module is arranged beside each parking space, the movable charger can achieve the purpose that any parking space can be in electrical butt joint with the winding gun line module, and therefore the charging service can be provided for an electric automobile below the movable charger. The utility model relates to the field of new energy vehicle charging, eliminates the one-to-one binding relationship between a movable charger and a charging gun line, greatly improves the utilization rate of charging resources, supports reservation charging and queuing charging, can take back the charging gun line after a user pulls out a gun, and is more convenient, more efficient, cleaner and safer.
Owner:SUZHOU XIAOSHENG YIDA ROBOT CO LTD
A device for spreading and mixing yeast in the production of baijiu (Chinese liquor)
ActiveCN224280192UStrong penetrating powerImprove uniformityAlcoholic beverage preparationChinese liquorProcess engineering
Owner:KUIYUAN (CHONGQING) LIQUOR CO LTD
An intelligent glove
ActiveCN224417270UAchieve full coverageAccurately sense local pressure changesComputer hardwareControl circuit
The application provides a kind of intelligent gloves, it is related to smart wearable device technical field, including glove body, including palm part and finger part, palm part front is palm side, the back of palm part is back side, including: flexible array resistance sensor, set as bendable, stretchable structure, flexible array resistance sensor is integrated at least in palm side and finger part, for real-time acquisition the pressure data of the glove body action and send pressure signal;Master module is set to the back side, the master module includes flexible resistance sensor acquisition device and master control circuit;The flexible resistance sensor acquisition device is used to receive the pressure signal sent by the flexible array resistance sensor and convert the pressure signal into first electric signal, and the master control circuit is used to receive the first electric signal sent by the flexible resistance sensor acquisition device. Solve how to improve the sensitivity of intelligent gloves to small contact changes in related technologies.
Owner:TUJIAN TECH (BEIJING) CO LTD +1
A method and system for electromagnetic compatibility testing of a power semiconductor drive
This invention belongs to the field of power electronics testing technology, specifically relating to an electromagnetic compatibility (EMC) testing method and system for a power semiconductor driver device. The method includes: during each EMC test, when the switching action of the power semiconductor driver device under test is triggered, an interference pulse is emitted after a specific delay from the triggering moment; real-time data collected over a time period starting from the triggering moment is used to reflect the internal state of the power semiconductor driver device under test at the moment of fault occurrence; the specific delay is adjusted according to the sensitive range after the switching action of the power semiconductor driver device under test; the EMC test includes at least several EMC tests where the time of interference pulse emission falls within all different sensitive ranges; the different sensitive ranges include the turn-on delay range, voltage rise edge range, Miller plateau range, and overshoot range after the switching action of the power semiconductor driver device under test.
Owner:XJ ELECTRIC CO LTD
A high power density permanent magnet motor for drones
ActiveCN121012230BAccurately matches power needsAchieve full coverageAssociation with control/drive circuitsWindingsElectric machineFrequency conversion
This invention relates to the field of motor technology and discloses a high-power-density permanent magnet motor for unmanned aerial vehicles (UAVs). The motor includes a stator with a winding section and a frequency conversion section. The winding section is arranged in a ring array around the center of the stator, allowing for different coil combinations on a single winding. The winding section includes slots A, B, and C. Slot A is located on the inner wall of the stator, while slots B and C are located on the stator itself. The inner wall of the stator also has inlet holes A, B, and C. Inlet holes A and B communicate with slot A, and inlet holes B and B communicate with slot B. The motor employs a wide-range speed control to adapt to UAV operating conditions, featuring a six-speed adjustment function. The rated speed ranges from 8 r / min (8 Hz) to 48 r / min (48 Hz), and the speed ratio can reach 1:8 during weak field operation. This allows for precise matching of the power requirements of different stages of UAV operation, such as takeoff, cruise, and high-speed flight, achieving full operating condition coverage without motor replacement.
Owner:BAOTOU CHANGAN PERMANENT MAGENT MASCH CO LTD
A cigarette lighter base
This utility model discloses a cigarette lighter base, including a plug and a mounting housing. The mounting housing is fixedly installed above the plug, and a power supply adapter structure is installed inside the mounting housing. The power supply adapter structure includes: two USB ports, two Type-C ports, a cigarette lighter power supply sleeve, and a wireless charging component. This utility model relates to the field of automotive parts technology. By integrating two USB ports, two Type-C ports, a cigarette lighter power supply sleeve, and a wireless charging component into the mounting housing, it achieves full coverage of wired and wireless charging methods and significantly increases the number of power supply interfaces. Users can simultaneously provide power to multiple different types of devices, greatly improving charging efficiency and convenience, and meeting the needs of charging multiple devices at the same time.
Owner:FUCHENG AUTOMOBILE PARTS SHENYANG CO LTD
Multi-cavity profile seamless welding and sound insulation layer integrated forming method and door and window frame
PendingCN122125922AImprove welding appearance qualityImprove appearance qualityFramesDomestic articlesInsulation layerManufacturing technology
This invention relates to a method for seamless welding of multi-cavity profiles and integrated molding of sound insulation layers, as well as a door and window frame. It belongs to the field of building door and window profile processing and manufacturing technology. By moving the injection of the sound insulation composite material before welding, pre-injection is completed when the profile cavity ports are open, solving the problem of material not flowing into the closed corner area and resulting in missing corner sound insulation filling in existing post-injection processes. By applying a heat-activated protective film to the welding end face and implementing a staged heating and pressurization process, the flow homogenization conditions of the molten material on the outer surface are improved, effectively reducing the width of the white weld seam at the corner. By selecting a sound insulation material system with a final curing temperature matching the welding residual heat temperature range, the residual heat during the natural cooling process of the corner after welding drives the final curing of the material, merging the welding process and the sound insulation layer molding process. No structural modifications to existing welding equipment are required, making it easy to promote and apply under existing production conditions.
Owner:HUNAN XINSHENG DOORS WINDOWS & CURTAIN WALL CO LTD
The pattern structure of the engineering tire with equal groove width and variable pitch can balance low noise and full wear period saturation
ActiveCN121848860BSolve the pain points of poor driving smoothnessstable drainageTyre tread bands/patternsLow noiseGroove width
The application discloses an engineering tire pattern structure with equal groove width, variable pitch, low noise and full wear period, and the like, and relates to the technical field of tires. The application breaks through the technical bottleneck of single performance, inconsistent performance of each pitch, uneven wear, poor structural reliability and low universality in the design of a traditional engineering tire variable pitch, and through integrated innovative design of equal groove width basic design+density differentiation matrix solid convex point+three-order universal pitch proportion, the application realizes the coordinated consideration of low noise, performance consistency, uniform wear and structural reliability, and is suitable for the use requirements of engineering tires in heavy load and multiple working conditions in all directions.
Owner:SHANDONG HUASHENG RUBBER +2
Micro-led chip and preparation method thereof
This invention relates to the field of optoelectronic manufacturing technology, specifically disclosing a Micro-LED chip and its fabrication method. The fabrication method includes: forming an epitaxial layer on a substrate; forming conductive steps and isolation trenches on the epitaxial layer to obtain a first intermediate; immersing the first intermediate in a modified solution containing a silane coupling agent and reacting for a first preset time to obtain a second intermediate; the silane coupling agent contains a first active group and a second active group, the first active group being methoxy or ethoxy, and the second active group being amino; heat-treating the second intermediate in an inert atmosphere for a second preset time to obtain a third intermediate; forming a protective layer on the third intermediate; the protective layer's E... g ≥4.0 eV; A first through-hole and a second through-hole are formed on the protective layer to obtain a fourth intermediate; A first electrode and a second electrode are formed on the fourth intermediate. Implementing this invention can improve the luminous efficiency and reliability of Micro-LED chips.
Owner:JIANGXI ZHAO CHI SEMICON CO LTD
A hydraulic engineering archive evaluation method and system
The application discloses a kind of water conservancy project archives evaluation method and system, it is related to the technical field of archives management, it solves the technical problem that water conservancy project archives evaluation efficiency is low and difficult to quickly locate responsibility attribution in prior art.The present application comprises the following steps: S1: import the file entry to be detected, the file entry at least includes file number field and responsible person field;S2: analysis file number, extract section identification code, file category code and responsible person field;S3: build adaptive hierarchical mapping structure containing project, section, responsible unit and file entry;S4: based on rule base matching archiving range, adapt and iteratively update rule base to non-standard file number;S5: the triple detection mechanism is used to detect errors in the file entry, and correct adaptive hierarchical mapping structure;S6: according to the error detection result of S5, generate evaluation report, the present application has the advantages of high evaluation efficiency, guaranteeing the traceability of archives and the like.
Owner:四川省水利人才资源开发与档案中心 +2
A silicone aerosol type coating for waterproofing precision instruments and a method for preparing the same
This invention belongs to the field of micro-coating protection and discloses an organosilicon aerosol coating for waterproofing precision instruments and its preparation method. The organosilicon aerosol coating comprises, by weight, 4-6 parts of fluorinated organosilicon, 2-3 parts of organosilicon-acrylate resin, 30-40 parts of a first solvent, 20-30 parts of a second solvent, 1-1.5 parts of a release agent, 0.5-1 parts of a leveling agent, and a certain amount of propellant. This invention uses a first solvent and a second solvent with different volatility properties to improve the self-leveling and film-forming quality of the microfilm after spraying, reducing surface micropore defects caused by excessive evaporation and forming a good waterproof layer. Through the synergistic effect of fluorinated organosilicon and organosilicon-acrylate resin as film-forming materials, the waterproof coating formed with the release agent and leveling agent possesses both long-lasting waterproofing and peelability. When used for the protection of precision instruments, the coating can be peeled off after a certain protection period without leaving residual pollution on the instrument surface.
Owner:ZHEJIANG LUDAO TECH CO LTD
An external damage prevention monitoring system and method for live-line work
PendingCN122592045AAchieve full coverageSolve the problem of difficult recognition caused by poor visibility
The application discloses a live working anti-external damage monitoring system and method, relates to the technical field of power operation safety protection, and the system comprises a laser radar, an electric field sensor, a main control module and a strong magnetic force holder. The bottom of the strong magnetic force holder is provided with a strong magnetic force adsorption disc, the top is provided with a mounting platform, the inside is provided with a horizontal shaft motor and a vertical shaft motor, and the side is provided with a data interface and a power supply interface. The laser radar is connected with the strong magnetic force holder through the mounting platform and is used for collecting laser point cloud data. The electric field sensor is connected with the strong magnetic force holder through the mounting platform and is used for collecting electric field fluctuation data. The main control module is connected with the strong magnetic force holder through a shielding cable and is used for acquiring operation area data and performing anti-external damage monitoring according to the operation area data. Through the cooperative matching of the laser radar, the electric field sensor, the main control module and the strong magnetic force holder, effective anti-external damage monitoring of the operation area during live working can be realized, and the safety of live working is improved.
Owner:STATE GRID XIONGAN FINANCIAL TECH GRP CO LTD +1
Fixing structure of data line connector and data line thereof
ActiveCN222620247UAchieve full coverageNot easy to damageRelieving strain on wire connectionWire rodStructural engineering
The utility model relates to the technical field of data lines, in particular to a fixing structure of a data line connector and a data line thereof. The fixing structure of the data line connector comprises a first side wrapping part, a second side wrapping part and a connecting part, the first side wrapping part and the second side wrapping part are oppositely arranged and extend in the first direction; the connecting part is respectively connected with the first side bag part and the second side bag part on one side of the first side bag part and one side of the second side bag part; a wrapping space is defined by the first side wrapping part, the second side wrapping part and the connecting part together. During application, the fixing structure wraps a connector of a data line and is connected with an interface and a wire rod of the data line, the first side wrapping part, the second side wrapping part and the connecting part can wrap the data line to a greater extent, and the connector is fully covered as far as possible, so that the connecting strength is enhanced, and although the connector of the data line needs to be frequently plugged and pulled and is stressed greatly, the data line cannot be damaged. The damage cannot easily occur.
Owner:SHENZHEN GREEN CONNECTION TECH CO LTD
A dust treatment device with large air volume demand and uncertain dust source
PendingCN122252441AIncrease air volume limitLittle resistance lossDispersed particle filtrationDirt cleaningAir volumeDust control
The present application relates to the technical field of dust control, in particular to a dust control device for large air volume demand and indefinite dust source, which comprises a dust control device for large air volume demand and indefinite dust source, a trolley dust removal equipment, a trolley capture hoisting equipment and a belt sealing groove, characterized in that the middle and both sides of the trolley dust removal equipment are respectively provided with a travelling crane main beam, a travelling crane end beam is arranged above the travelling crane main beam, and a dust removal bin wall assembly is welded below the travelling crane end beam. The dust control device and method for large air volume demand and indefinite dust source can combine the dust removal system with the travelling crane, realize full-range coverage of the capture cover in the factory building, greatly improve the air volume of the dust removal system, and have ideal treatment effect and excellent economic benefit in the dust control of indefinite dust source.
Owner:NANJING DONGFANGYUAN ENVIRONMENTAL TECH CO LTD