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64results about How to "Reduce maintenance complexity" patented technology
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Intelligent maintenance system for coal mine conveyor belt
ActiveCN119100088AGuaranteed pertinenceGuarantee running stabilityConveyorsControl devices for conveyorsMining engineeringPredictive maintenance
The invention belongs to the technical field of coal mine conveyor belt maintenance, and particularly discloses an intelligent maintenance system for a coal mine conveyor belt. The system comprises a belt information import module, a belt operation monitoring module, a belt operation analysis module, a belt maintenance judgment module, a belt maintenance confirmation module, a database and a belt maintenance execution terminal. According to the method, when the current belt position deviates, the belt position overhaul maintenance degree is counted by combining historical belt overhaul data, overhaul confirmation of the belt position is carried out, the effectiveness of belt overhaul is guaranteed, the time regularity analysis is carried out on the temperature, the sound loudness and the vibration frequency, and the accuracy of belt overhaul is improved. The pertinence of coal mine conveyor belt environment analysis is guaranteed, predictive maintenance is facilitated, meanwhile, the coal mine adhesion degree of the target belt is analyzed by setting the position weight and combining the adhesion growth rate and the coal mine adhesion ratio, and the influence of the coal mine adhesion position on the belt is accurately evaluated.
Owner:CHINA SHENHUA ENERGY CO LTD SHENDONG COAL BRANCH
Single-seat electric multi-rotor ultra-light aircraft
PendingCN119527543Alow costreduce weightFuselage framesPower plant arrangements/mountingDriver/operatorUltralight aviation
The invention discloses a single-seat electric multi-rotor ultra-light aircraft, and belongs to the field of ultra-light aircraft design. The fuselage is formed by welding a fuselage main structure with light high-strength hard aluminum alloy pipe beams and taking a large-range hollow light fuselage shell as a main body, the four sets of foldable coaxial double-paddle power supporting arms are arranged on the horizontal plane in the middle of the fuselage and symmetrically arranged front and back, and the skid type undercarriage is arranged at the bottom of the fuselage. The weight of an empty aircraft meets the weight requirement of an ultra-light aircraft, meanwhile, the main body adopts an aluminum alloy pipe beam welding structure, the cost is reduced, most drivers are located in a pipe frame structure, the gravity center of the whole aircraft is close to a rotor plane, and the driving experience is better.
Owner:SHENYANG AIRCRAFT DESIGN & RES INST YANGZHOU COLLABORATIVE INNOVATION RES INST CO LTD
A multi-layer temperature-controlled asphalt impregnation furnace device
This utility model relates to the field of high-temperature impregnation process equipment technology, specifically a multi-layer temperature-controlled asphalt impregnation furnace device. It includes a vertical cylindrical furnace body, with a flue gas treatment pipe running through the top of the furnace body. Asphalt spraying inlets are symmetrically arranged on both sides of the top of the furnace body, and an asphalt outlet is located at the bottom of the furnace body. A furnace door is hinged to the side wall of the furnace body. A conical gas collection hood is connected to the bottom of the flue gas treatment pipe via a quick-connect flange. Multiple layers of annular resistance heating strips are axially embedded inside the furnace body, forming an impregnation zone within each layer. A liftable track-type support is installed at the bottom of the impregnation zone. This utility model has advantages such as uniform temperature control, excellent impregnation quality, smooth exhaust, and convenient loading, unloading, and asphalt circulation. It is suitable for impregnating carbon fiber preforms or other materials.
Owner:JIANGSU MIG NEW MATERIALS CO LTD
An integrated automobile relay facilitating quick docking of different functional modules
ActiveCN224480909UMeet modular upgrade needsSimplifies wiring complexityElectronic systemsControl engineering
This utility model discloses an integrated automotive relay that facilitates rapid docking of different functional modules. It includes a mounting hole, a mounting plate, a relay body, a protective section, connectors, and docking ports. The docking ports are evenly distributed on the outer side of the relay body. This utility model features a dense arrangement of various types of docking ports on three sides of the relay body, allowing direct adaptation to different functional modules such as sensors, controllers, and actuators. This eliminates the need for adapters, simplifies wiring complexity, and supports the rapid construction of complex control logic through diverse interface types, meeting the modular upgrade requirements of automotive electronic systems. The protective section uses an L-shaped protective side frame to cover the interfaces, with the connector slots sealed by bolts using a baffle. Only the baffle at the target location needs to be removed to expose the corresponding interface for connection. Unused interfaces remain sealed, and the sealed baffle prevents dust and moisture from entering the interfaces.
Owner:INTECH PRECISION INJECTION MOLDING (SUZHOU) CO LTD
Novel off-axis handheld laser methane remote sensing instrument
ActiveCN224122464Uavoid interferenceHigh detection sensitivityDetection of fluid at leakage pointScattering properties measurementsElectrical batteryMeasuring instrument
The utility model is suitable for the technical field of methane telemeters, and provides a novel off-axis handheld laser methane telemeter which comprises a laser telemetering module, a shell assembly and a handheld assembly. The laser telemetering module comprises a photoelectric shell, a receiving lens and a main control board; a detection laser emission module and an indication laser emission module are arranged in the photoelectric shell, and the detection laser emission module and the receiving lens are installed at an included angle of 10 degrees; the shell assembly comprises a shell body, a sighting telescope and a display screen. The handheld assembly comprises a handle body, a key and a battery; the handle body is connected with the shell body; the button is arranged on the handle body, and a battery is further arranged in the handle body. The device is high in precision detection and strong in portability and durability; the whole machine is light in weight and can be operated by a single hand; and maintenance can be facilitated through a modular structure.
Owner:CHANGCHUN GUODI PROBING INSTR ENG TECH CO LTD
Multi-model management method and end-side device
The application provides a multi-model management method and an end-side device. The method comprises the following steps: performing standardized capability registration on various models of a vehicle-mounted device to generate a model registration table; receiving a task request and screening a plurality of candidate models from the model registration table based on the task request; performing priority sorting on the plurality of candidate models to obtain a target model; and executing the task request through the target model, obtaining the execution state and task progress details of various models and performing visual display. The application effectively solves the technical defects that there is no unified standardized registration mechanism and no task execution and model state visualization mechanism in the existing multi-model management, so that the resource utilization efficiency is low, and fault troubleshooting and performance optimization are inconvenient.
Owner:CHENGDU DESAY SV KAWA TECHNOLOGY CO LTD
A commodity material sorting robot
The application discloses a daily necessity material sorting robot, and relates to the field of manipulator machines, which comprises a fixed platform, at least two rotating driving elements one and a plurality of rods one corresponding to the rotating driving elements one, a rod two is arranged on the end of the rod one away from the rotating driving element one, a movable platform is connected to the plurality of rods two, and the movable platform is detachably connected to the plurality of rods two; when the sorting robot is used as a parallel robot mode, the movable platform is connected to the plurality of rods two; when the sorting robot is used as a serial robot mode, the movable platform is detached from the plurality of rods two, and each group of the rod one and the rod two cannot freely move. According to the daily necessity material sorting robot, the connection mode between the rotating driving element one, the rod one, the rod two and the movable platform is changed, so that the sorting robot can be used as a parallel robot mode or a serial robot mode according to actual implementation modes, and different work requirements are corresponded.
Owner:北京迪汇科技有限公司
Dynamic header rendering method and system based on EasyExcel
PendingCN121960418AReduce modificationReduce the number of deploymentsText processingSpecial data processing applicationsTable (database)Memory footprint
The invention provides a dynamic header rendering method and system based on EasyExcel, and belongs to the technical field of data export and report generation. During export, an export request containing a service type and a request parameter is received, a callback address, a request mode and header field configuration are read from a database according to the service type, and an export report is generated; the field configuration at least comprises a field key, a field name, a data type and sorting information, and can comprise a header hierarchy and a style merging rule; the system constructs a header list required by EasyExcel, obtains service data according to callback configuration and converts the service data into Listt; mapt, Mapt; the method comprises the following steps of: (1) carrying out String, Objectgt Gt; and the form and the header field key are dynamically matched and written. An Excel file is generated in a paging writing mode so as to reduce memory occupation, and finally the file is stored in an object storage and returned to a downloading address. The method supports quick adjustment of the multi-task type header, reduces code modification and repeated model class maintenance, and improves the export stability of large data volume.
Owner:UNICLOUD TECH CO LTD
A multi-functional four-sided planer with an adjustable cutter shaft structure
ActiveCN224275428Ulow costReduce maintenance complexityFlat surfacing machinesStructural engineeringIndustrial engineering
This utility model discloses a multifunctional four-sided planer with an adjustable cutter shaft structure, specifically relating to the field of four-sided planing technology. It includes a moving mechanism and a cutter shaft mechanism. The cutter shaft mechanism is installed below the moving mechanism, and the moving mechanism includes an X-axis translation component, a Y-axis translation component, and a vertical movement component. The Y-axis translation component is installed below the X-axis translation component, and the vertical movement component is installed below the Y-axis translation component. Through the cooperation of the moving mechanism and the cutter shaft mechanism, multi-angle adjustment of the cutter shaft is achieved, allowing it to plane wood from different angles. This solves the problems of traditional four-sided planers, which can only process wood in straight lines and cannot process dead angles during planing. Furthermore, the four-sided planer with an adjustable cutter shaft structure allows for customized design and personalized processing of wood by adjusting the angle of the cutter shaft.
Owner:HUBEI YICHAO HOME FURNISHING INTELLIGENT CUSTOMIZATION CO LTD
Claw type rotor structure
PendingCN121952869ARealize self-cleaningAvoid one-sided accumulationRotary piston pumpsRotary piston liquid enginesPump chamberCycloid
The invention discloses a claw type rotor structure. The claw type rotor structure comprises a first rotor and a second rotor, the molded line combination of the first rotor comprises a cycloid ab, a bottom arc bc, a cycloid cd, a top arc de, a straight line ef, a section arc fg, a straight line gh and a top arc ha which are sequentially connected end to end; wherein the cycloid cd and the cycloid ab, the top arc de and the top arc ha, and the straight line ef and the straight line gh are symmetrically arranged along the connecting line of the midpoint of the bottom arc bc and the midpoint of the section arc fg; the molded line combination of the second rotor comprises a cycloid AB, a top arc BC, a cycloid CD, a bottom arc DE, a cycloid EF, a straight line envelope line FG, a section arc GH, a straight line envelope line HI, a cycloid IJ and a bottom arc JA which are sequentially connected end to end; wherein the cycloid AB and the cycloid CD, the straight line envelope line HI and the straight line envelope line FG, and the cycloid IJ and the cycloid EF are symmetrically arranged along the connecting line of the midpoint of the top arc BC and the midpoint of the pitch arc GH respectively. Under the condition that the pump body is not disassembled, the particulate matter in the pump cavity can be efficiently and conveniently removed.
Owner:BEIJING JINGYI AUTOMATION EQUIP CO LTD
A sample bottle opening device, a sampling device and a stereoscopic structure detection device
The utility model relates to a kind of sample bottle bottle-opening device, sampling device and stereoscopic structure detection device, it includes drive mechanism, screw cap mechanism, fixed mechanism and tray mechanism, wherein, the support module of tray mechanism includes several modularized racks, rack can make the sample bottle suspended on it Setting;Screw cap mechanism can be clamped to sample bottle, to make under the driving effect of drive mechanism drive sample bottle to carry out multidimensional motion, and can be transferred to the sample bottle placed on tray mechanism to fixed mechanism;The bottle body support plate of fixed mechanism can support the bottle bottom of sample bottle, and by bottle gripper from the opposite side of sample bottle Clamping, to realize the limiting of the bottle body of sample bottle;When the bottle body of sample bottle is limited by fixed mechanism, the bottle-opening gripper of screw cap mechanism can make the bottle cap of sample bottle be limited by the way of tightening bottle-opening gripper, and by bottle-opening motor drive bottle-opening gripper drive bottle cap to rotate.
Owner:LUZHOU LAOJIAO CO LTD +1
Pressurized easy-to-plug multi-path redundant power supply plug-in box adopting pure water cooling heat dissipation
PendingCN119677057AImprove heat transfer efficiencytake away quicklyCooling/ventilation/heating modificationsThermodynamicsLiquid circulation
The invention belongs to the technical field of heat dissipation of power supply equipment, and particularly relates to an under-pressure easy-to-plug multi-path redundant power supply plug-in box adopting pure water cooling heat dissipation. Comprising an upper water-cooling plate and a lower water-cooling plate which are respectively arranged at the top and the bottom of the power plug-in box; s-shaped cooling flow channels are formed in the upper water cooling plate and the lower water cooling plate. A water outlet of the upper water-cooling plate is communicated with a water inlet of the lower water-cooling plate through a pipeline, and the water inlet of the upper water-cooling plate and the water outlet of the lower water-cooling plate form a cooling liquid circulation loop with an external water-cooling system through an under-pressure plugging cold water connector; the vapor chamber is linearly arranged in the power supply plug-in box left and right at intervals, and the upper end and the lower end of the vapor chamber are in contact with the upper water cooling plate and the lower water cooling plate respectively for heat conduction; the vapor chamber comprises a heat conduction substrate and a U-shaped heat conduction pipe; through the innovative design, the problems of insufficient heat dissipation, cooling liquid leakage, pressure fluctuation and the like of a multi-path redundant power supply system in the prior art are solved.
Owner:HAIYING ENTERPRISE GROUP
Gridding operation and maintenance work automatic visa method
The invention relates to a gridding operation and maintenance work automatic visa method. The method comprises the steps of obtaining operation and maintenance data in a to-be-processed work order in response to a work order processing request; preprocessing the operation and maintenance data, wherein the preprocessing comprises at least one of cleaning invalid data, cleaning incomplete data, unifying data formats or filling data missing; determining a target processing rule matched with the operation and maintenance data from a plurality of predefined processing rules; processing the operation and maintenance data according to a target processing rule; and under the condition that the operation and maintenance data processing is passed, determining that the to-be-processed work order processing is passed. By adopting the method, the work order processing cost can be reduced, the work order processing strength and processing speed are improved, an automatic visa approval program is realized, the daily repeated approval work of a primary team of a power supply bureau is solved, and the operation and maintenance automatic visa effect is improved.
Owner:SHENZHEN COMTOP INFORMATION TECH
Bridge anti-collision device based on coupling of shear hardening and negative poisson's ratio effect
The utility model discloses a bridge anti -collision device based on the coupling of shear hardening and negative poisson's ratio effect, including a plurality of energy -absorbing box and a plurality of fixed ring, a plurality of energy -absorbing box evenly is placed in the outside of pier and is closely spliced between adjacent energy -absorbing box, a plurality of fixed ring is evenly placed on the outer ring surface of pier and is in the embrace shape, and the fixed ring between adjacent is closely connected to be connected into a whole around pier, and the energy -absorbing box is buckled on the outside of fixed ring, and the bolt for fixing energy -absorbing box and fixed ring is inserted between energy -absorbing box and fixed ring from top to bottom, the utility model relates to building safety protection technical field, through the collaborative energy -absorbing mechanism of the introduction of negative poisson's ratio effect and shear hardening effect, the bridge anti -collision device of structure stable, energy -absorbing efficient has been constructed, and simultaneously through the modularization and the bolt type design, the quick dismounting and partial replacement function of device have been realized, and maintenance difficulty and cost have been reduced, have good engineering applicability and popularization prospect.
Owner:SHENYANG JIANZHU UNIVERSITY
Rail transit intelligent inspection robot navigation system with adaptive environment perception
ActiveCN121798638BPreserve the relative relationship between contact force strength and weaknessPrevent signal saturationProgramme-controlled manipulatorNavigation instrumentsFeature extractionSimulation
The present application belongs to the technical field of inspection robots, and particularly relates to a track traffic intelligent inspection robot navigation system with self-adaptive environment perception, which comprises a joint state acquisition module, a contact feature extraction module, a navigation factor calculation module, an impedance adjustment and chassis deviation correction module, an acquisition of joint state vectors and electromagnetic driving torque vectors, a calculation of external contact torque according to the joint state vectors and the electromagnetic driving torque vectors, an acquisition of contact force feature indexes of the mechanical arm end, an acquisition of lateral deviation navigation factors of the chassis pose according to the difference between the contact force feature indexes and the reference force indexes, an acquisition of adaptive correction angular velocities of the mobile chassis according to the lateral deviation navigation factors, and a navigation according to adaptive target stiffness values obtained according to the time domain fluctuation characteristics of the contact force feature indexes. The present application improves the navigation accuracy and environmental robustness of the inspection robot.
Owner:GUANGDONG HUANENG ELECTROMECHANICAL GRP CO LTD
Load control device, unmanned aerial vehicle, unmanned aerial vehicle control system and load control method
ActiveCN112506223Blow costReduce maintenance complexityAircraft componentsWeed killersControl signalControl system
The present application provides a load control device, a drone, a drone control system and a load control method, which belong to the field of drone technology, wherein the load control device includes: a processing module and a switching module, the output end of the switching module is connected to the input end of the processing module, the input end of the switching module is used to connect the load, the output end of the processing module is used to connect the load, the switching module is used to input an electrical signal corresponding to the load to the processing module after the load is connected, the processing module is used to determine the type of the load according to the electrical signal input by the switching module, and output a control signal matching the type of the load. The present application inputs an electrical signal corresponding to the load to the processing module according to the different connected loads, and the processing module can output a control signal matching the load type according to the input electrical signal. Compared with the prior art, multiple load control devices are not required, which not only saves hardware costs but also reduces maintenance complexity.
Owner:GUANGZHOU XAIRCRAFT TECH CO LTD
Method for fault detection of a hair care device and hair care device
This invention discloses a fault detection method for hair care devices and the hair care device itself. The hair care device includes multiple sensors. The fault detection method for the hair care device includes: acquiring the measured value of each sensor; determining whether the measured value meets preset conditions; if not, determining that the sensor corresponding to the measured value is faulty. This method utilizes the operating status of the hair care device itself for fault detection. Its fault detection process not only eliminates the dependence on external dedicated testing equipment but also quickly locates the faulty sensor, thereby improving maintenance efficiency and enhancing the user experience.
Owner:DREAME TECH (SHANGHAI) CO LTD
Air cushion furnace strip rectifying device based on tension compensation
This invention provides a strip alignment device for an air cushion furnace based on tension compensation, used for strip alignment. It includes a fixed frame; an alignment frame mounted on the fixed frame; an alignment roller mounted on the alignment frame; a strip position sensor located at one end of the strip output for detecting the strip position and sending a first detection signal; a control console for generating a first control signal based on the first detection signal; and a hydraulic cylinder, one end of which is mounted on the fixed frame and the other end on the alignment frame, driving the alignment frame according to the first control signal. The beneficial effects of this invention are that the anti-breakage roller and the alignment roller work together to synchronously adjust the strip tension distribution during alignment, effectively avoiding strip breakage caused by localized stress concentration; and by combining the strip position with the alignment roller displacement, the control console can identify deviations caused by mechanical clearance or hydraulic drift, generating more precise control signals.
Owner:ТЕНОВА ТЕКНОЛОДЖИЗ (ТЯНЬЦЗИНЬ) КО., ЛТД.
Mounting structure for pre-embedded box of refrigerator ceiling lamp
ActiveCN224201989Uquick alignmentfast self-lockingLighting and heating apparatusLighting arrangementIceboxClassical mechanics
The utility model relates to the technical field of refrigerator accessory equipment, and discloses a refrigerator ceiling lamp pre-embedded box mounting structure which comprises a first pre-embedded box, partition plates are fixedly mounted at the two ends of the interior of the first pre-embedded box, and the two ends of the interior of the first pre-embedded box are divided into two clamping cavities through the partition plates; and a second pre-embedded box is movably mounted in the first pre-embedded box. According to the utility model, based on the split type design of the first pre-embedded box and the second pre-embedded box, in combination with the elastic clamping connection of the V-shaped cross section of the tensioning plate and the clamping connection cavity, and in cooperation with the extension edge and the inclined guide surface of the fixed block, the rapid alignment and self-locking of the second pre-embedded box are realized, and meanwhile, the fixed clamping block and the movable clamping block can block the tail end of the limiting pin; according to the structure, through multi-stage elastic matching and guiding design, the installation steps are simplified, and loosening caused by vibration is effectively prevented through mechanical interlocking.
Owner:安徽新合盛新材料有限公司
Heat exchange assembly of MVR (Mechanical Vapor Recompression) steam generator
ActiveCN222279432UReduce maintenance complexityImprove practicalityHeat exhanger sealing arrangementStationary tubular conduit assembliesMechanical engineeringIndustrial engineering
The utility model discloses an MVR steam generator heat exchange assembly which comprises a heat exchanger shell, an air inlet is formed in the top of the heat exchanger shell, an air outlet is formed in the bottom of the heat exchanger shell, and a liquid outlet pipe flange is fixedly connected to the end, close to the air inlet, of one side of the heat exchanger shell. The end, close to the air outlet, of one side of the heat exchanger shell is fixedly connected with a liquid inlet pipe flange. The sealing steps in the same direction are arranged at the two ends of the interior of the heat exchanger shell and matched with the two corresponding ventilation plates and the supporting connecting rod in the middle, the two ends can be sealed at the same time through the compression spring in the mode that the air inlet plug is screwed tightly in the using process, and therefore under the condition that the sealing performance is met, only the flange of the air inlet pipe needs to be disassembled, and the sealing effect is achieved. And the internal spiral pipe can be disassembled and assembled, so that the maintenance complexity is reduced, and the practicability of the device is enhanced.
Owner:ZHEJIANG YUSEN ENVIRONMENTAL TECHNOLOGY CO LTD
Medical agent driven by large language model
PendingCN121938605APrevent hallucination problemsGuaranteed accuracyImage enhancementImage analysisTime informationLinguistic model
The invention relates to the crossing field of artificial intelligence and medical information technologies, and discloses a medical agent, method and equipment based on large language model driving. The system receives a user request through a multi-modal input interface, and a tool calling decision module performs semantic understanding and automatically decides an execution path: 1, a medical service tool set is called to complete operations such as appointment registration and the like, and a database is directly inquired through a service data coordination module to perform parameter verification and consistency maintenance in the process; an anti-illusion business operation core is formed; and 2, starting a hybrid retrieval enhancement generation framework, cooperating with a vector knowledge retrieval module and a real-time information acquisition module, and providing professional and real-time knowledge support for a large model. According to the invention, in combination with the dialogue memory management module, integrated intelligent processing from natural language medical consultation to accurate and reliable business operation is realized, and the problems of information illusion, insufficient multi-modal ability and knowledge update lag in the prior art are effectively solved.
Owner:仓明明 +1
A counterweight wheel installation structure for home elevators
ActiveCN224429912UEasy one-to-one correspondenceNot easy to make mistakesHome useClassical mechanics
This utility model discloses a counterweight wheel installation structure for a home elevator, comprising two parallel counterweight frame beams. The key feature is that two upper beam plates perpendicular to the counterweight frame beams are provided at the ends of the beams, forming the installation space for the counterweight wheel. Each upper beam plate has several bolt holes. Shaft clamping plates are provided at both axial ends of the counterweight wheel and are fixed to a mounting plate. The mounting plate has tenons on both sides corresponding to the bolt holes. This design enables quick assembly and disassembly, as the mounting plate is plugged in and secured using a tenon-bolt structure, eliminating the need to disassemble all upper beam plates and other accessories. The integrated components, such as the shaft clamping plates, mounting plates, and sheave assembly, can be pre-assembled into modules, reducing the number of loose parts. The design, including the protective cover and symmetrical bolt holes, further reduces maintenance complexity.
Owner:HANGZHOU XINMA ELEVATOR
Dustproof suite and case
ActiveCN224178407UAvoid physical adhesionsSolve the problem of dust-proof structure residueCasings/cabinets/drawers detailsMetal casingsMetal frameworkStructural engineering
The utility model relates to a dustproof suite and a case, the dustproof suite is arranged on a shell, and the shell is arranged on a case body. According to the dustproof suite, the fixing mechanism composed of the movable assembly and the rotating assembly is arranged, so that the dustproof mechanism can be separated from constraint of the inner wall of the ventilation opening when rotating to the dismounting position, physical adhesion between the dustproof mechanism and the metal frame is avoided, and the problem of dustproof structure residues is effectively solved. Furthermore, the dustproof suite also realizes standardized positioning of the dustproof mechanism when the movable assembly rotates to the dustproof position through a matched limiting structure of the mounting position and the inner wall of the ventilation opening, and ensures that the dustproof mechanism can fully prevent dust from the ventilation opening.
Owner:SHENZHEN EZPRO SOUND & LIGHT TECH CO LTD
Grinding wheel for automobile steel plate roller
ActiveCN224182803UExtended service lifeGuaranteed stabilityGrinding wheel securing apparatusRevolution surface grinding machinesDrive shaftFriction loss
The grinding wheel for the automobile steel plate roller is provided with a grinding wheel body, an inner core grinding wheel and an outer layer grinding wheel are arranged on the grinding wheel body, the outer layer grinding wheel is arranged outside the inner core grinding wheel, the outer layer grinding wheel is a wear-resistant alloy powder layer grinding wheel, and an assembly part is arranged on the inner core grinding wheel. The assembling part is an assembling hollow part, the abrasion resistance is remarkably improved, the service life of the grinding wheel is prolonged, the frequent replacement cost is reduced, the inner core grinding wheel and the outer layer grinding wheel are of a layered structure, the supporting performance of the interior and the functionality of the outer layer are both considered, maintenance and upgrading are convenient, and the assembling valve body is embedded into the grinding wheel body through an external groove. Through cooperation of a side boss threaded hole and an assembly screw, multi-dimensional tight fixing is achieved, the stability of the grinding wheel in high-speed rotation is ensured, wear-resisting gaskets are arranged in a top groove and a bottom groove, and friction loss between an assembly valve body and an assembly transmission shaft is reduced.
Owner:ZHUOMAO GRINDING WHEEL TECH (JIANGSU) CO LTD
Tandem line protector
ActiveCN224096681UEliminates risk of looseningavoid accumulationEmergency protective devicesHeat AvoidanceHot melt
Owner:JIANGSU FUSHANDA NEW ENERGY TECH CO LTD
Glass conveying device
ActiveCN224118283UAvoid residue buildupreduce dwell timeCharge manipulationConveyor partsStructural engineeringMechanical engineering
The utility model relates to the technical field of glass production and processing, and discloses a glass conveying device which comprises a base and a mounting seat, one end of the mounting seat is hinged to the base, a driving part is hinged to the base, an output shaft of the driving part is hinged to the mounting seat, the driving part can drive the mounting seat to incline, and a driving unit and a conveying mechanism are arranged on the mounting seat. The driving unit can drive the conveying mechanism to rotate, and the conveying mechanism is used for conveying glass. According to the technical scheme, the cleaning efficiency of the etching liquid can be improved, and secondary corrosion of the etching liquid to the surface of the glass is reduced.
Owner:CHONGQING BIYING OPTOELECTRONICS TECHNOLOGY CO LTD
Modular multi-parameter screw sorting device
The utility model discloses a modularization's multi -parameter screw sorting device, including stepped feeding module, diameter identification track, shape sorting module, length sorting mechanism, accomodate storage module and support plate. Through setting diameter identification track sorting different diameter's screw, through setting shape sorting module sorting different head shape's screw, through setting length sorting mechanism sorting different length's screw, only through one equipment can realize to diameter, head shape and length's multi -parameter screening, and process is simple and small, and need not manual one by one screening screw's diameter, length and head shape, improve sorting efficiency, reduce error rate and labor intensity, and each module adopts detachable mode and connects between, has not adopted fixed structure, can replace each module fast, has promoted the versatility and expandability.
Owner:LUDONG UNIVERSITY
Intelligent station automatic switch station system and method based on message publishing and subscription
ActiveCN115277730BReduce maintenance complexityreduce complexityTransmissionData synchronizationEngineering
The present invention discloses a smart station automatic switch station system and method based on message publishing and subscription, including: an automatic switch station client, a real-time database, a main automatic switch station server, a standby automatic switch station server and an automatic switch station equipment terminal; the present invention decouples data communication and data synchronization from the automatic switch station client and the automatic switch station server through the publishing and subscription of the real-time database, which is convenient for modular processing of the automatic switch station system and improves the development and maintenance efficiency of the automatic switch station system to a certain extent. Through the subscription and publishing of the real-time database, the access work of the standby automatic switch station server is simplified, and the scalability of the automatic switch station system is improved.
Owner:NANJING RAIL TRANSIT SYST
TCP proxy method and device and storage medium
ActiveCN119496810AReduced processing power requirementsReduce maintenance complexityTransmissionEngineeringData transmission
The invention provides a TCP proxy method and device and a storage medium, and relates to the technical field of communication. In the method, a proxy device receives a first message sent by a first device, and the first device is a client device or a server device; determining a target state according to the first message and the current state of the proxy device, the target state being any one of the following states: a link establishment state, a data transmission state, a first link deletion state, a second link deletion state and a connectionless state; and switching from the current state to the target state. According to the invention, the proxy equipment switches on the CT segment and the TS segment to jointly maintain a set of simplified state machine, so that the maintenance complexity of the TCP proxy state machine is greatly reduced, and the requirement on the processing capability of the proxy equipment is further reduced.
Owner:DATANG MOBILE COMM EQUIP CO LTD
Integrated photovoltaic hydrogen production and dynamic blending natural gas-hydrogen gas supply station
ActiveCN224284262Uprecision blendingAccurate control of hydrogen doping ratioElectrolysis componentsContainer filling methodsThermodynamicsNatural gas storage
This utility model discloses a natural gas-hydrogen blending gas supply station integrating photovoltaic hydrogen production and dynamic blending, including a green hydrogen production and storage section, a natural gas storage and pressure regulation section, and a dynamic proportioning blending device. Both the green hydrogen production and storage section and the natural gas storage and pressure regulation section are connected to the dynamic proportioning blending device. The output terminals of the hydrogen and natural gas inputs to the dynamic proportioning blending device are linked and controlled. The dynamic proportioning valves at the output terminals of the green hydrogen production and storage section and the natural gas storage and pressure regulation section are dynamically adjusted according to the pressure feedback controller installed in the dynamic proportioning blending device. The application of this utility model can solve the technical problems of existing natural gas-hydrogen blending supply systems, such as reliance on external hydrogen source transportation, lagging hydrogen blending ratio adjustment, and low efficiency of multi-module collaboration, achieving precise control of the hydrogen blending ratio and low-carbon operation.
Owner:SHANGHAI GAS ENG DESIGN & RES