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Punch forming device for automobile engine oil pan production
ActiveCN119588844Aavoid stickingReduce security risksMetal-working feeding devicesShaping safety devicesMechanical engineeringMotor oil
The invention discloses a punch forming device for producing an automobile engine oil pan, and relates to the technical field of punch forming, and the punch forming device comprises a composite mechanism. According to the punch forming device for production of the automobile engine oil pan, through the design of the composite mechanism, materials are placed in the processing mechanism and conveyed to the composite base through the processing mechanism, then a movable cross beam is controlled through a hydraulic column to enable a pressing module to extrude a bearing module, and therefore the punch forming effect is achieved; the effect of manually laying materials is reduced, potential safety hazards of operators are reduced, the operation environment is optimized, after long-time operation of the bearing module, parts can be seriously abraded, and therefore the stamping precision of follow-up materials is affected, the bearing module can be replaced, and in the process that the pressing module extrudes the materials towards the bearing module, the pressing module can be replaced, and the pressing module can be replaced. And the magazine mechanism contracts to store force, so that after stamping is finished, ejection is performed through the magazine mechanism, the effect of preventing material adhesion is achieved, and the subsequent operation efficiency is prevented from being influenced.
Owner:RUIAN ZHONGLING TECH CO LTD
Ground source heat pump system end load prediction and adaptive correction method and system
ActiveCN119670990AImprove forecast accuracyImprove robustnessForecastingComplex mathematical operationsThermodynamicsLoad forecasting
The invention relates to the technical field of energy management and intelligent control, and provides a ground source heat pump system end load prediction and adaptive correction method and system.The method comprises the steps that a day-ahead load prediction model is built, and a day-ahead load prediction value is obtained through calculation; constructing a day-ahead load prediction deviation correction model to obtain a day-ahead load prediction deviation correction value; obtaining a day-ahead load prediction value vector based on the day-ahead load prediction deviation correction value; constructing an intra-day load prediction model, and calculating to obtain an intra-day load prediction value; and respectively calculating the credibility of the intra-day load predicted value, the predicted value at the corresponding moment in the day-ahead load predicted value vector and the historical actually measured load data, and calculating to obtain a predicted load issuing value based on the intra-day load predicted value, the predicted value at the corresponding moment in the day-ahead load predicted value vector and the credibility. According to the invention, by constructing the double-layer load prediction model and combining the meteorological parameter correction model, the adaptability of the system to the dynamic change of the environment is improved, and the load prediction precision is improved.
Owner:BEIJING SCI & TECH PATENT OFFICE +1
Intelligent transportation device for logistics storage
PendingCN119660224Aincrease diversityprevent slippingCleaningRoller-waysLogistics managementStructural engineering
Owner:ZHONGSHENG GROUP (TIANJIN) SUPPLY CHAIN MANAGEMENT CO LTD
Sterilization device for producing prefabricated vegetables
ActiveCN222583598UImprove sterilization effectreduce spoilageFood processingFood shapingThermodynamicsProcess engineering
The utility model relates to the field of prefabricated vegetables, in particular to a sterilization device for prefabricated vegetable production, which comprises a sterilization tank body used for placing prefabricated vegetables for sterilization, and a high-temperature steam generator arranged outside the sterilization tank body and used for providing high-temperature steam for the sterilization tank body. According to the utility model, the high-temperature steam generator, the air pump, the tank cover, the circulating fan, the heating pipe, the transparent isolation box and the ultraviolet sterilization pipe are arranged, so that when the device is used for sterilizing in the production process of the prefabricated vegetables, the prefabricated vegetables placed in the sterilization tank body are sterilized; firstly, high-temperature steam generated by the high-temperature steam generator is input into the sterilization tank body through the air pump to perform high-temperature steam sterilization on the prefabricated vegetables, then the circulating fan in the tank cover blows heat emitted by the heating pipe to flow into the sterilization tank body, and the heat and the high-temperature steam are circularly heated and sterilized together; and then an ultraviolet sterilization tube in the sterilization tank body penetrates through the transparent isolation box to complete triple sterilization on the prefabricated vegetables in the sterilization tank body.
Owner:ZHEJIANG QICHENG DIGITAL TECH GRP CO LTD
Liquid injection flow monitoring device
ActiveCN222601324Ushorten injection timeImprove injection efficiencyCell component detailsElectrolytic agentPinch valve
The utility model discloses a liquid injection flow monitoring device which is communicated with a pinch valve and comprises a liquid injection pipe and a liquid injection nozzle which are used for circulating electrolyte, and further comprises a sensor which is connected with the liquid injection pipe and is used for monitoring the circulating condition of the electrolyte in the liquid injection pipe. The sensor is arranged on the outer wall of the liquid injection pipe, so that the circulation condition of electrolyte in the liquid injection pipe can be monitored, whether the battery cell is in an absorbable state or not can be predicted according to the flow condition, and when the battery cell is in a non-absorbable state or is poor in absorption effect, the next circulation process is carried out, the liquid injection time is shortened, and the liquid injection efficiency is improved.
Owner:天能新能源(湖州)有限公司
Locking driving mechanism and ignition switch assembly
ActiveCN224217412Ureduce in quantityCost control advantagesContact driving mechanismsSwitch power arrangementsGear wheelElectric machinery
The utility model relates to the technical field of motorcycle accessories, and discloses a locking driving mechanism and an ignition switch assembly. The locking driving mechanism comprises a bottom plate with a shaft hole, a cover body covering the bottom plate to form a mounting cavity, a motor mounted in the cavity and provided with an output shaft with an output gear, and a telescopic rod penetrating through the shaft hole and an end driving tooth surface to be in meshing transmission with the output gear. The design abandons complex electromagnetic drive, the structure is simple, and the cost is reduced. Through combination of the motor and the telescopic rod, parts are reduced, and the manufacturing process is simplified; the modular design facilitates maintenance, improves reliability, can adapt to different ignition switch assemblies, and is flexible in application.
Owner:ZHEJIANG HENGYI INTELLIGENT TECH CO LTD
Intelligent state monitoring and fault diagnosis system and method for die cutting gilding equipment
ActiveCN121859207BComprehensive perceptionContinuous and dynamic perceptionHot stampingAnomaly detection
The application provides a die cutting and hot stamping equipment intelligent state monitoring and fault diagnosis system and method, and relates to the field of intelligent monitoring.The method comprises the following steps: collecting working parameters of multiple key parts of the die cutting and hot stamping equipment, constructing a time sequence collection window, slidingly collecting the working parameters, and obtaining characteristic information reflecting the equipment state; based on the characteristic information, constructing an anomaly detection model, performing anomaly detection on the equipment state, obtaining an anomaly score, and judging whether the equipment state is abnormal according to the anomaly score; for the characteristic information judged as abnormal, constructing a fault diagnosis model based on the fault type to which the characteristic information belongs, performing fault diagnosis on the equipment state, and generating a diagnosis result; and generating a comprehensive diagnosis and operation and maintenance decision report according to the diagnosis result.The application realizes comprehensive perception of the internal state of a closed host through multi-sensor collaborative monitoring and dynamic time sequence collection, breaks through the limitations of traditional monitoring, and provides accurate data basis for early fault warning and predictive maintenance.
Owner:MASTERWORK GROUP CO LTD
A method for calculating the liquid injection amount of an aluminum shell lithium battery
The application discloses a kind of aluminum shell lithium battery injection quantity calculation method, the application comprehensively considers the influence of the thickness rebound of the core suction capacity, free state electrolyte volume and process pole piece on injection volume to determine total injection volume and primary / secondary injection volume, can be applied to aluminum shell and soft package core simultaneously, with high accuracy of calculation result, beneficial to defining the best injection volume, can improve product quality, reduce waste, reduce production cost.The application uses the total volume Va inside the aluminum shell core design, the solid volume Vb and solid pore volume Vc inside the core, considering the porosity of pole piece and the porosity of diaphragm, combined with the density of electrolyte, to calculate the theoretical total injection volume of the core.
Owner:ZHEJIANG NARADA POWER SOURCE CO LTD +1
Water anti-freezing device for electric furnace electric appliance
ActiveCN222617572Uprevent freezingavoid crackingSteam generation using pressureSteam/vapor condensersWater useWaste management
The utility model provides a water anti-freezing device for an electric furnace electric appliance, which comprises a first water inlet pipe, a second water inlet pipe, two switch valves, a liquid level meter and steam equipment, and the first water inlet pipe is communicated with a water tank; the second water inlet pipe is communicated with an external water pipe; the two switch valves are arranged on the first water inlet pipe and the second water inlet pipe respectively, and one of the two switch valves is selected to be opened; the liquid level meter is arranged in the water tank, and the liquid level meter is in communication connection with the two switch valves; the steam equipment is located in the middle of the cooling water pipe and comprises a steam pipeline and a plurality of air outlets located in the top and the bottom of the steam pipeline, and the steam pipeline is parallel to the horizontal direction; when the reading of each liquid level meter is lower than a preset value, the switch valve on the second water inlet pipe is opened, and when the reading of each liquid level meter is equal to or larger than the preset value, the switch valve on the first water inlet pipe is opened.
Owner:HEBEI JIN XIGANG TIE JITUAN DAFANG ZHONGGONG SCI & TECHNOL
An electronic parking device comprehensive testing platform
The invention discloses an electronic parking device comprehensive testing platform, which relates to the technical field of electronic parking device testing, and comprises: a testing platform, a fixture group, and also comprises: a position deviation judgment component and a testing accuracy maintenance component, wherein the position deviation judgment component is located above the testing accuracy maintenance component; through the design of the arc-shaped groove of the 8-shaped groove, when gas is indirectly stored for the testing accuracy maintenance component under the cooperation of the sliding block and the 8-shaped groove, since the stored gas is gradually increasing, its gas pressure is also gradually increasing. In this process, each time the 8-shaped groove and the sliding block involved in gas storage move with the air pushing plate with the connecting rod, the reaction force on the groove wall of the 8-shaped groove will gradually increase, but due to its arc-shaped design, the force can be effectively dispersed, and the point of action of the force can be adjusted in real time at different positions of the groove wall of the 8-shaped groove during the rotation of the rotating disk. The above design can maintain a good performance state during long-term operation.
Owner:JIANGHONG MASCH CO LTD
Improved positioning spring block for injection mold
The utility model belongs to the automobile plastic product injection moulding technical field, provide a kind of injection mould positioning elastic block improvement mechanism, including movable platen and fixed platen, product is located between movable platen and fixed platen, the symmetric elastic block structure is provided in the upper two ends of product, product injection moulding is formed after fixed platen, movable platen opens mould, under the pushing effect of elastic block structure and to the product ejection limit, and follow mould opening movement together and eject product from movable platen.The utility model's advantage lies in simple structure design, less space occupation, avoid product surface shrinkage forming when increasing injection pressure and other reasons, to avoid the problem such as product sticking fixed mould, drawing flower, drawing injury, drawing crack etc. in injection moulding process.
Owner:WUHAN HESHENG AUTO PARTS
A remote control material transportation device for unmanned island base station construction
The utility model relates to an unmanned plane technical field discloses a kind of remote control material transport devices for unmanned island base station construction, including unmanned plane main body, the bottom of unmanned plane main body is provided with mounting mechanism.The utility model is connected support frame with unmanned plane main body bottom mounting mechanism, and the thread connection of first mounting slot is realized adjustable installation by first bolt and first bolt with connecting frame, and the sliding fit of movable storage frame is locked by second bolt and second mounting slot with the bottom sliding slot of receiving station, and the modularization bearing system of flexible adjustment is formed.The design solves the problem that traditional unmanned plane material transport device is inconvenient to adjust and poor in adaptability, support frame can adjust horizontal span according to material size, avoids the time-consuming problem of space waste and multiple disassembly and assembly, so that the device has the advantages of high efficiency, flexibility and safety in complex material transportation of unmanned island.
Owner:SHANDONG EAGLE INFORMATION ENG CO LTD
A light-assisted charging aqueous zinc ion battery and a preparation method thereof
ActiveCN116190833BRealize in-situ conversionavoid mismatchSecondary cellsElectrolytic agentElectrical battery
The application provides a light-assisted charging aqueous zinc ion battery and a preparation method thereof, and provides a light-assisted charging aqueous zinc ion battery, which comprises a light cathode, a diaphragm, an electrolyte, a zinc anode and a battery shell, the light cathode is a vanadium oxide compound light cathode, the zinc anode is a metal zinc sheet, the electrolyte is a zinc salt aqueous solution, and the light-assisted charging aqueous zinc ion battery is packaged in a battery shell with a cathode side opening, the vanadium oxide compound light cathode and the metal zinc sheet anode are separated by a diaphragm, and the diaphragm is filled with electrolyte on both sides. The application can realize the light-assisted charging aqueous zinc ion battery which can collect solar energy and store at the same time, and improve the electrochemical performance of the aqueous zinc ion battery.
Owner:HARBIN ENG UNIV
Tray position detection mechanism and film growing device
ActiveCN224280431UReduce cost lossshorten the timeVacuum evaporation coatingSputtering coatingGrown filmThin membrane
The utility model discloses a tray position detection mechanism and a thin film growth device, and relates to the technical field of thin film growth equipment. The tray position detection mechanism comprises a bearing assembly and a detection assembly, the bearing assembly comprises a carrying table, the detection assembly comprises a signal transmitting piece and a signal receiving piece, the signal transmitting piece and the signal receiving piece are oppositely arranged in a spaced mode, a signal channel is formed between the signal transmitting piece and the signal receiving piece, and at least part of the carrying table is located in the signal channel. The carrying platform is used for placing the tray and driving the tray to rotate, and in the rotating process, when the tray is not placed correctly, part of the area of the signal channel is blocked by the tray, so that signals received by the signal receiving part change. The tray position detection mechanism provided by the utility model can detect whether the tray is flatly placed on the carrying table or not, so that the position of the tray can be conveniently adjusted in time, the cost loss caused by unqualified grown films is reduced, and time and materials are saved.
Owner:NA SHE ZHI NENG ZHUANG BEI (JIANG SU) YOU XIAN GONG SI
High-flux component design method of nickel-based wear-resistant alloy for laser cladding
PendingCN121862276ASolve the ingredientsSolve the problem of ambiguous performance correlationDesign optimisation/simulationChemical data visualisationToughnessAlloy composition
The invention provides a novel high-flux component design method of a nickel-based wear-resistant alloy for laser cladding, and relates to the technical field of component design of nickel-based wear-resistant alloys and laser cladding, in particular to a component design method of a nickel-based wear-resistant alloy for laser cladding. The invention aims to develop a wear-resistant alloy material for laser cladding with excellent obdurability by taking Ni60 alloy as an example. In the specific implementation process, firstly, a Vickers hardness (HV) prediction model and a fracture toughness (KIC) prediction model of the nickel-based alloy are constructed; vickers hardness (HV) values and fracture toughness (KIC) values of tens of thousands of alloys are obtained through high-flux thermodynamics calculation, and Pareto alloy components are screened out according to the Vickers hardness (HV) values and the fracture toughness (KIC) values. The core value of the method is that a key component-performance associated data support and a systematic design methodology are provided for efficient research and development and large-scale production of the nickel-based wear-resistant alloy for laser cladding.
Owner:XIANGTAN UNIV
A vulcanization molding mold for liquid heat conductive adhesive
The application provides a vulcanization forming mold for liquid heat-conducting glue, which is applied to preparation of a heat-conducting gasket for testing in a laboratory environment, and comprises an upper cover, a bottom plate, connecting pieces, elastic pieces and fixing assemblies; wherein the connecting pieces, the elastic pieces and the fixing assemblies are one-to-one corresponding and the number of each is not less than four groups; the connecting pieces penetrate the edge regions of the bottom plate and the upper cover in sequence, and the upper cover moves along the connecting pieces; the elastic pieces are arranged at the sections of the connecting pieces between the bottom plate and the upper cover, and the fixing assemblies are arranged at the sections of the connecting pieces penetrating out of the upper cover. The accurate regulation of the distance between the upper cover and the bottom plate is realized through the cooperative matching of the connecting pieces, the elastic reset pieces and the gasket assemblies, so that the thickness of the fixed liquid heat-conducting glue is adjusted to obtain a heat-conducting gasket with a required uniform thickness, and the effect of preparing a sample piece meeting the testing requirements under the condition of a small sample amount is achieved.
Owner:AOCHUAN TECH (HEYUAN) CO LTD
A method and system for automatically selecting and designing a spring machine die for a retaining ring
This invention relates to the field of mechanical manufacturing technology, and discloses a method and system for automatically selecting and designing molds for retaining rings and spring machines. The method includes: obtaining the basic parameters of the retaining ring to be processed, and determining the final machine model that meets the requirements of each processing stage based on the basic parameters; calculating the width-to-thickness ratio based on the width and thickness of the retaining ring to be processed, and determining whether it meets the requirements for fan-shaped processing based on the width or width-to-thickness ratio; if it meets the requirements for fan-shaped processing, determining the inner arc angle of the fan-shaped cut based on the basic parameters of the retaining ring to be processed and the final machine model; if it does not meet the requirements for fan-shaped processing, determining the punching angle based on the cut type and application, and selecting or designing a mold for the retaining ring to be processed. This invention achieves full automation and intelligence in the selection and design of retaining ring and spring machine molds by obtaining the basic parameters of the retaining ring, improving the efficiency and accuracy of mold design, and accurately matching processing parameters according to the specifications and process requirements of the retaining ring, reducing the reliance on the professional skills of operators.
Owner:ZHEJIANG LISHENG SPRING CO LTD
Multi-agent-driven paper intelligent reviewing method and system
ActiveCN121961793AShorten review cyclequality improvementData processing applicationsBiological modelsBackground informationEngineering
The invention discloses a multi-agent-driven paper intelligent review method and system, belongs to the technical field of artificial intelligence, and is used for solving the technical problems that the existing paper intelligent review technology is lack of deep design for construction of expert agents, single in review dimension, insufficient in review comprehensiveness and difficult to meet the actual demand of paper intelligent review. The method comprises the following steps: constructing an examination point list based on a basic examination dimension of paper quality examination; constructing a large review model according to the historical papers and expert review data; constructing a review expert agent group based on the review expert background information and the review large model; based on the review expert agent group, the review point list and the review rule, constructing an intelligent review workflow; and inputting the to-be-reviewed papers into the intelligent review workflow to match a plurality of appropriate review expert agents in the review expert agent group to perform intelligent review on the to-be-reviewed papers to obtain an intelligent review result.
Owner:BEIJING MIANBI INTELLIGENT TECH CO LTD
Side magnetic force detection device for tablet
The utility model relates to tablet computer quality detection technical field especially is related to a kind of side magnetic force detection device for tablet computer. Aim at the problem such as unstable tension, big data dispersion in existing manual test mode, and rigid connection cannot adapt to product size tolerance and lead to misjudgment and miss detection, the device includes controller, operation platform, control component, fixed component and test component. Controller is located in operation platform, and control component includes control panel with button and pilot lamp;Fixed component is fixed tablet computer by air cylinder drive pressure plate;In test component, motor drives sliding platform to drive push-pull dynamometer to move, and then drive flexible clamping unit and test pen to approach or away from tablet computer, and flexible clamping unit is self-adapting product size deviation. The device realizes test automation, guarantees tension stability and data consistency, can accurately detect tablet computer side magnetic force, reduces misjudgment and miss detection, improves detection efficiency and quality control level.
Owner:SHENZHEN KAIFA TECH
A gear welding device and welding method for a press
ActiveCN121423773BRealize fully automatic transferEliminate offsetProgramme-controlled manipulatorWelding/cutting auxillary devicesMachine visionGear wheel
This invention relates to a gear welding device and method for a press, belonging to the field of press manufacturing. The technical solution is as follows: A gear welding device for a press includes a work platform with a ground rail. A transfer trolley is movably mounted on the ground rail to carry the gear to be welded. Positioners are mounted on both sides of the ground rail, each equipped with a rotatable gripper. A gantry frame is also mounted on the work platform, spanning the ground rail. A welding robot is movably mounted on the gantry frame, its movement direction being horizontal and perpendicular to the ground rail. The welding robot is equipped with a machine vision module. This solution, through the positioner grippers, can precisely achieve 180° rotation of the gear, providing a stable posture adjustment basis for double-sided welding. The welding robot, combined with the machine vision module, enables automated and high-precision acquisition of weld information, providing data support for intelligent welding path planning.
Owner:JIER MACHINE TOOL GROUP
Chinese herbal medicine planting water-retaining and fertilizing device
ActiveCN224419369UReduce the probability of cloggingReduce the risk of being stuckDrip tapeAgricultural science
The utility model discloses a Chinese herbal medicine planting water conservation fertilization device, including drip irrigation tape body still includes drop -fertilizing mechanism, drop -fertilizing mechanism includes base plastic piece, bend cut muscle piece, spin -on pipe, spin -connected pipe, hollow spin column, four -hole core sac and side handle head, the inner tape surface of drip irrigation tape body is bonded with base plastic piece, set up drop -fertilizing mechanism at the drip irrigation tape body, and the bend cut muscle piece of drop -fertilizing mechanism and the water passage caliber of spin -on pipe, spin -connected pipe and other components constitute are bigger, can effectively reduce the risk of impurity stagnation, and the porous leakage structure of four -hole core sac is the key position of drip irrigation, but its installation on the design of hollow spin column makes liquid flow path more smooth, and the stable soil -removing water -out environment formed when the taper head of cooperation conical cylinder inserts the soil, effectively reduced the drip irrigation tape blockage probability when Chinese herbal medicine planting water conservation fertilization, and drop -fertilizing mechanism adopts modularization detachable design, and cleaning operation is convenient and efficient.
Owner:PINGLU COUNTY RUIFENG MEDICINAL PLANTING CO LTD
A natural gas separation skid based on multi-stage filtration
The application discloses a natural gas separation skid based on multistage filtration, which comprises a carrying base part and a purification mechanism, a gas desulfurization assembly is arranged on the top of one end of the carrying base part in a bolt sleeve mode, a water-saving sleeve kit is arranged on the bottom of the output end of the gas desulfurization assembly in a sleeved mode, and a condensation water removal assembly is arranged on the top of the output end of the gas desulfurization assembly in a sleeved mode. The device mainly utilizes the cooperation of the bridging valve group and the gas return pump to make the intermittent output reaction when the device is used, and the first connecting pipe, the temporary storage cabin, the second connecting pipe, the liquid discharge valve block, the material return pipe and the water-saving valve block on the water-saving sleeve kit are cooperatively reacted to make the material return pipe and the water-saving valve block timely return the material into the gas desulfurization assembly again or multiple times, so that the unreacted material is reacted for multiple times, and the full reaction degree of the equipment is improved, thereby reducing the cost loss of the user.
Owner:JIANGSU YONGCHENG EQUIP TECH CO LTD
Quality detection device for screen production and use method thereof
PendingCN119618840Aeffective contactuniform pressure distributionMaterial strength using tensile/compressive forcesMechanical engineering
Owner:蚌埠市高远光电有限公司
Construction method for guaranteeing construction quality of core area of PC beam column of super-large structure
PendingCN119593595AGuarantee the construction qualityensure safetyForms/shuttering/falseworksAuxillary members of forms/shuttering/falseworksLong spanRebar
The invention provides a construction method for guaranteeing the construction quality of a core area of a PC beam column of a super-large structure, and relates to the technical field of PC beam column construction, which comprises the following steps: replacing anchoring hooks at the end parts of longitudinal load-bearing steel bars at the upper and lower parts of a PC beam with steel anchor plates; during component production, connecting bolts are pre-buried in the connecting positions of the PC beam columns in advance; the PC column is hoisted to the designed axis position, and the strength of the PC column grouting material meets the design requirement; a core area stirrup is placed on a PC column head in advance before the PC beam is hoisted; the super-large-span PC beams are hoisted to the corresponding axis positions, and the PC beam columns are connected and fixed through steel corner connectors; the stirrups in the core area of the PC column with PC beams in both directions are bound in time according to the beam hoisting sequence, and the binding number and spacing of the stirrups in the core area are ensured; steel bar positioning hoops are welded in the core area of the PC beam column, and meanwhile positioning steel plates are arranged on the upper portions of reserved column vertical steel bars of the PC column; and the PC beam column core area adopts a mode of combining a mirror surface black mold, a batten and a square steel tube. The working efficiency can be improved, and the construction period can be shortened.
Owner:THE THIRD CONSTR OF CHINA CONSTR EIGHTH ENG BUREAU
A gripper device for removing cards from a card slot
This invention provides a gripping device for removing cards from a card slot, relating to the field of card storage production and processing technology. It includes a robotic arm, an upper gripper block, a tensioning spring, and a lower gripper block. The upper gripper block is fixedly mounted at the end of the robotic arm, and the lower gripper block is rotatably mounted at the end of the robotic arm and located below the upper gripper block. One end of the tensioning spring is fixedly connected to the lower gripper block, and the other end is fixedly mounted at the end of the robotic arm or on the upper gripper block. The front ends of both the upper and lower gripper blocks have wedge-shaped structures with a guiding function. The tensioning spring maintains a constant clamping state between the upper and lower gripper blocks. This invention avoids the damage caused by excessive card compression due to excessive force in traditional devices, reduces gripping failures caused by misaligned or slightly deformed cards in the card slot, and minimizes paper jams caused by simultaneously gripping multiple cards. The device is smaller and less expensive.
Owner:SHENZHEN MINGTE TECH
A method for judging the effectiveness of water seepage in concrete anti-seepage testing
ActiveCN119198500BAvoid misjudgment of water seepageGuaranteed reliabilityPermeability/surface area analysis
The present invention relates to the technical field of building material testing, and in particular to a method for judging the effectiveness of water seepage for concrete anti-seepage testing. The present invention proposes a method for judging the effectiveness of water seepage for concrete anti-seepage testing, and for the first time proposes to use the filtering characteristics of concrete specimens on macromolecular structures in the anti-seepage testing of concrete specimens, and by adding an anti-seepage reagent to water and then testing the seepage water body, it can be judged whether the seepage path passes through the concrete specimen, thereby effectively avoiding the misjudgment of concrete specimen water seepage caused by the sealing defects of the anti-seepage instrument sealing assembly.
Owner:ANHUI URBAN CONSTR DESIGN & RES INST
Silicon wafer tank processing apparatus
ActiveCN224368252U
The utility model provides a kind of silicon wafer tank type processing equipment, it includes tank body, the positioning base of being arranged in the tank body bottom, be arranged in the silicon wafer basket on the positioning base, first air pipe group and second air pipe group, silicon wafer is vertically, stacked loading in the silicon wafer basket, first air pipe group is horizontally arranged and is parallel to the stacking direction of silicon wafer, in vertical direction, first air pipe group is higher than second air pipe group, first air pipe group provides horizontal airflow to the side of silicon wafer, second air pipe group provides oblique airflow to the side of silicon wafer.The utility model is set above, both can guarantee that liquid medicine and silicon wafer are fully contacted, also avoid the phenomenon of silicon wafer tooth and patching due to bubble impact, in subsequent process, reduce the generation of fragment and scorched piece, substantially improve product yield;Meanwhile, equipment operation stability improves, production efficiency is optimized, reduce the cost loss due to defective product.
Owner:JIANGSU RUNERGY CENTURY PHOTOVOLTAIC TECH CO LTD
Wind-light-gas-electricity storage integrated energy distribution network optimization method considering demand response
InactiveCN119674910AImprove operating economyImprove power supply capacityForecastingSingle network parallel feeding arrangementsControl engineeringDemand response
The invention discloses a wind, light, gas and electricity storage integrated energy power distribution network optimization method considering demand response, and relates to the field of integrated energy power distribution network optimization. The invention relates to a wind-light-gas-electricity storage integrated energy distribution network optimization method considering demand response, which comprises the following steps of: 1, forming an integrated energy distribution network model, and establishing demand response, 2, acquiring operation parameters of power generation equipment and energy storage equipment, establishing an integrated energy distribution network optimization operation model, and calculating the demand response according to the operation parameters of the power generation equipment and the energy storage equipment. And step 3, determining an optimized operation strategy of the comprehensive energy distribution network to obtain an optimal optimization scheme. And step 4, performing optimization according to the comprehensive optimal optimization scheme. According to the invention, the problems of long-term idle standby energy storage and resource waste caused by the fact that optimization cannot be carried out in combination with energy storage equipment in the prior art are solved, different resources can be fully utilized, resource waste is avoided, the optimization effect is ensured, and the operation cost and energy loss of the comprehensive energy distribution network are reduced.
Owner:JIAOZUO POWER SUPPLY COMPANY OF STATE GRID HENAN ELECTRIC POWER
Systems and methods for producing hydrogen peroxide
ActiveCN117842935Beven contactEnhanced mass transferPeroxides/peroxyhydrates/peroxyacids/superoxides/ozonidesChemical recyclingPtru catalystHydrogenation reaction
This invention relates to the field of hydrogen peroxide technology and discloses a system and method for preparing hydrogen peroxide. The system includes a hydrogenation unit, an oxidation unit, and an extraction unit connected in sequence. The hydrogenation unit includes a fixed-bed reactor, comprising: a reactor body; a liquid phase inlet, N gas phase inlets, a liquid phase outlet, and a gas phase outlet arranged sequentially from bottom to top on the reactor body; and N catalyst bed sections and a gas-liquid separation component arranged sequentially from bottom to top within the reactor body; N is a natural number and N≥2; a gas distributor is provided below each catalyst bed section and is connected to the gas phase inlet; the gas-liquid separation component is divided into a two-phase zone, a liquid phase zone, and a gas phase zone; the liquid phase zone has a liquid phase outlet; and the gas phase zone has a gas phase outlet. Using this system to prepare hydrogen peroxide can significantly improve hydrogenation efficiency and hydrogenation selectivity, has good safety, effectively improves the selectivity of the hydrogenation reaction and the efficiency of the device, and extends the service life of the catalyst.
Owner:CHINA PETROLEUM & CHEMICAL CORP +1
Charging pile protection device of new energy bus
ActiveCN224210919UKeep out of the sun and rainavoid damageCharging stationsFire rescueNew energyStructural engineering
The utility model discloses a new energy bus charging pile protection device which comprises a concrete base higher than the ground, a support is arranged on the top face of the concrete base, a protective shed is arranged on the support, a charging pile is arranged below the protective shed, an anti-collision part is arranged on the long edge of the concrete base, and when the anti-collision part makes contact with rear wheels of a bus, the charging pile is arranged below the protective shed. And a distance is formed between the tail of the bus and the charging pile. According to the utility model, the tail of the bus can be prevented from colliding with the charging pile when the bus backs up and stops, the charging pile is prevented from being damaged, and the cost loss is reduced.
Owner:CHENGDU PUBLIC TRANSPORT GRP LONGXING AUTOMOBILE TECH SERVICE CO LTD