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Multifunctional firework lead twisting device
The utility model discloses a multifunctional firework lead twisting device, and relates to the technical field of ammunition. A multifunctional firework lead twisting device comprises a base and a supporting plate, a tensioning device is arranged on the supporting plate and comprises a sliding seat, a fixed mounting block, a rotary mounting block and a second hydraulic telescopic rod, the supporting plate is fixedly mounted on the upper surface of the base, and the fixed mounting block is fixedly connected to the outer wall of the rear end of the supporting plate. The outer wall of the lower end of the rotary mounting block is rotationally connected with the interior of the upper end of the fixed mounting block, a second hydraulic telescopic rod in the tensioning device stretches out and draws back to drive a movable block to move, a movable rod is made to rotate, then a supporting frame is pushed to move, the position and angle of a guide frame are adjusted, and proper tension is applied to a lead. The device ensures that the lead is kept in a tight state in the twisting process, thereby avoiding the phenomena that the thread rope is easy to loosen and wind in the releasing process, the lead is not uniform in twisting degree and even loose, and the practicability and flexibility of the device are reduced at the same time.
Owner:WANZAI COUNTY CHENGAN LEAD WIRE MANUFACTURING CO LTD
Double-power-supply manager based on hydroelectric generation and bathroom equipment
ActiveCN224218144UGuaranteed uptimereduce power consumptionBatteries circuit arrangementsElectric powerControl engineeringBathroom Equipment
The utility model discloses a dual power supply manager based on hydroelectric generation and bathroom equipment, and relates to the technical field of bathroom equipment, the dual power supply manager comprises a hydroelectric generation energy supply module, a storage battery module and a processor, the hydroelectric generation energy supply module responds to waterway flow information of the bathroom equipment to generate power supply electric energy and evaluation electric energy, the storage battery module provides power supply electric energy for the processor and provides evaluation electric energy. The storage battery module is used for conducting a supplementary energy supply loop of the storage battery module when the evaluated electric energy is smaller than a preset supplementary electric energy value, and providing supplementary electric energy for the processor; the control unit of the processor responds to electric energy information received by the electric energy input end of the processor and provides working electric energy for a to-be-powered module of the bathroom equipment, and the electric energy information is power supply electric energy or power supply electric energy and supplementary electric energy. According to the utility model, the stable operation of each functional module in the bathroom equipment is ensured by using a dual-power supply mode, and the power supply work of the bathroom equipment is executed in a low-cost, high-practicability and high-stability manner.
Owner:FOSHAN DAHUI BIO TECH CO LTD
Self-temperature-control heating wire and heating element with self-temperature-control heating wire
ActiveCN224265137Ureduce widthincrease widthOhmic-resistance heating detailsHeating element shapesTemperature controlMaterials science
The utility model relates to an automatic temperature control heating wire and a heating element with the same. The automatic temperature control heating wire comprises a plurality of leads, a temperature control heating layer and an insulating layer. The wires comprise first wires and second wires which are arranged in parallel and at intervals. The resistivity of the temperature control heating layer is increased along with temperature rise, one end of the temperature control heating layer wraps the first wire, the other end of the temperature control heating layer wraps the second wire, the temperature control heating layer is bent to enable the transverse section of the temperature control heating layer to be in a C shape, an opening is formed between the first wire and the second wire, and the insulating layer fills and extrudes the opening and wraps the temperature control heating layer. Therefore, the practicability and the safety of the self-temperature-control heating wire are improved.
Owner:YANGZHOU E-POLY TECH CO LTD
Human waist posture recognition and force state evaluation method and system based on inertial sensor
PendingCN122250980AImprove detection accuracyImprove scene adaptabilityPhysical therapies and activitiesHealth-index calculationPhysical medicine and rehabilitationLumbar
The present application relates to the technical field of waist posture recognition, in particular to a human waist posture recognition and force state evaluation method and system based on an inertial sensor, comprising the following steps: collecting original motion data in real time through an inertial measurement unit worn on the L4-L5 segment of the human waist, wherein the original motion data comprises three-axis acceleration data and three-axis angular velocity data; using a Kalman filtering algorithm to filter noise and calibrate the coordinate system of the original motion data, to obtain standard waist motion characteristic data. The present application realizes accurate and continuous recognition of the waist posture in daily scenarios, completes quantitative evaluation of the force on the lumbar vertebrae and prediction of the damage risk, has high detection accuracy and strong scene adaptability, and is portable and easy to use, which can provide a comprehensive basis for the user to manage the health of the waist and effectively prevent lumbar muscle damage.
Owner:TAIAN NUOTAI ELECTRONICS TECH
A glass bend test fixture
A glass bending test fixture includes a movable folding plate, a rotating structure, and side reference blocks. The rotating structure is symmetrically arranged on both outer sides of the movable folding plate along the Y-axis. The movable folding plate includes a left folding plate and a right folding plate. The side reference blocks are installed on one outer side of the right folding plate along the X-axis. The left folding plate has a left mounting portion on both outer sides along the Y-axis, and the right folding plate has a right mounting portion on both outer sides along the Y-axis. One end of the rotating structure is installed on the left mounting portion, and the other end is installed on the right mounting portion. The left and right folding plates are folded and unfolded through the rotating structure. This invention uses a rotating shaft to drive the left and right folding plates to achieve a 0° bending effect. After the fixture is unfolded, the left and right limiting blocks hold the left and right folding plates in place, thus limiting the fixture to 180°. It has the advantages of simple overall structure, good stability, simple operation, high work efficiency, and strong practicality.
Owner:BIEL OPTIC HUIZHOU +1
A side-pumped pumping device and a preparation method thereof, and a chip
ActiveCN121618313BSimple structurecompact structureLaser detailsSemiconductor laser structural detailsFiberLaser technology
This application relates to the field of laser technology and provides a side-pumped pumping device, its fabrication method, and a chip. The fabrication method includes: providing a substrate; fabricating a metasurface structure on at least one surface of the substrate to obtain a metasurface substrate; stripping the outer cladding of a target region in an optical fiber to expose the inner cladding; ensuring that the length of the target region along the optical fiber axis is greater than or equal to the length of the metasurface substrate; placing the metasurface substrate within the inner cladding of the target region; and placing a laser diode bar in the optical fiber, with the laser diode bar opposite to the metasurface structure, to obtain the pumping device. This fabrication method is simple, and the resulting pumping device has a compact structure, few components, low complexity, and practicality. It exhibits high and stable coupling efficiency, high beam quality, and high alignment accuracy, effectively ensuring performance. Furthermore, it eliminates the need for an additional optical system, special fiber combiners, and multimode pump fibers, effectively reducing fabrication costs.
Owner:LASER RES INST OF SHANDONG ACAD OF SCI
A comfortable bed for small-month-old infants
Owner:NINGBO JINBO BABY PROD CO LTD
Power system joint planning method and readable storage medium
ActiveCN115481781BAchieve scheduling balanceReduce scheduling balanceForecastingResourcesBilevel optimizationPower station
This application provides a joint planning method for power systems, including establishing a shared energy storage joint planning model based on the power system's topology, and using a two-level optimization method to solve the shared energy storage joint planning model to obtain the energy storage system's operation plan. The optimization objective is to optimize the overall economic performance of the power system at the upper level, and the operational performance of the energy storage system in a typical scenario is used as the lower level optimization objective. The shared energy storage joint planning model uses a fuzzy chance-constrained programming method to describe the source-side model of wind turbine output, the load-side model describing the impact of price incentives on user demand load response, and the storage-side model considering the lifespan of the energy storage power station. This application considers the randomness and uncertainty of the power system's source-side and load-side operation, thereby achieving power system dispatch balance, improving energy utilization efficiency, and reducing overall system cost.
Owner:JIANGSU LONGYUAN WIND POWER
Electronic device aging prediction and life prolonging process optimization method
PendingCN121859711Aextend your lifereduce replacementBiological modelsDesign optimisation/simulationFull life cycleTerm memory
The invention discloses an electronic device aging prediction and life prolonging process optimization method, and relates to the technical field of electronic device reliability improvement. The method comprises the following steps: selecting electrical parameters, environmental parameters and physical characteristics of an electronic device as core aging characteristic parameters, and constructing a multi-dimensional electronic device aging characteristic database through acquisition and preprocessing; fusing an Arrhenius model, a cofen-Mannson model and an attention mechanism long-short term memory network model, constructing an electronic device fusion aging prediction model, and configuring an online learning correction module; a targeted process scheme is designed from the directions of heat dissipation optimization, stress relief and material improvement based on an aging mechanism; and completing model and process verification through an integrated verification platform. The residual life prediction error of the electronic device is less than or equal to 10%, the life of a typical electronic device is prolonged by more than 30%, the reliability of the electronic device can be improved, the operation and maintenance cost is reduced, and the method is suitable for full-life-cycle management of electronic devices in multiple fields.
Owner:SHAANXI FASHION ENG UNIV
Oil-in-water emulsified cosmetic
PendingCN122272382AReduced usability
An oil-in-water emulsion cosmetic is provided to suppress the reduction in usability that can be caused by the effects of emulsifiers. The oil-in-water emulsion cosmetic contains: (A) polyoxyethylene cured castor oil, (B) 0.05% to 1.5% by mass of plant-based wax, and (C) 2% to 15% by mass of oil in liquid or semi-solid form at room temperature.
Owner:SHISEIDO CO LTD
Seedling raising frame for tomato breeding
ActiveCN224386343Uavoid wastingInhibit sheddingPlanting bedsCultivating equipmentsAgricultural scienceAgricultural engineering
The utility model discloses a kind of tomato breeding is used to seedling stand, including base and bearing plate. Advantageous effect: the utility model is by using the bearing plate of collapsible storage, when needing to carry out tomato seedling in later period, corresponding quantity of bearing plate can be turned down according to the different seedling quantity, and by the connecting rope of two sides is inserted into fixed block inside, bearing plate can be realized traction fixed operation, then personnel can place tomato seedling box to bearing plate inside, to realize subsequent seedling operation in this way, because different seedling quantity can be selected to select the bearing plate of proper quantity, therefore can avoid the waste of space, simultaneously after seedling is completed, bearing plate can be rotated and re-embedded into magnetic attraction slot, the structure can be avoided by the magnetic adsorption of both to fall off, to realize storage, reduce floor area, it is convenient to use better, with floor area small, it is convenient to store, the advantage that practicality is strong.
Owner:宝鸡市凤翔区农村合作经济工作站
An ITO conductive film glass
ActiveCN224417499UWill not affect normal light transmission usereduced usabilityElectronic componentLight transmission
The utility model discloses a kind of ITO conductive film glass, its structure includes: positioning structure, glass main body, sputtering layer, ITO conductive film, positioning structure is adhered to the lower edge position of glass main body by optical cement and glass main body is covered by upper end sputtering layer to let ITO conductive film;The utility model is based on the positioning structure being set in the lower end edge of glass main body, using the frame of positioning structure combines optical cement to let bonding layer be fixed in the lower edge of glass main body, then cavity according to the normal light transmission use of permeability state without affecting glass main body, subsequently when being connected with electronic component, positioning block can be embedded first and be clamped in the inside of electronic component, ensure that glass main body center point can be coincident with electronic component center point, replaced original direct placement and then the center point of optical cement generation is constantly displaced and reduced the practicality of ITO conductive glass, further improve the bonding accuracy of ITO conductive glass.
Owner:PUTIAN DEXIN ELECTRONICS LTD
一种超临界流体发泡颗粒筛分设备
Owner:FUJIAN HAIRUN SUFENG NEW MATERIALS CO LTD
House building stair step anti-skid noise reduction device
The utility model relates to the technical field of building engineering, and disclose a housing construction stair step antiskid noise reduction device, including the bottom plate, the inside bottom end fixedly connected with the sound absorption layer of bottom plate, and the top end surface fixedly connected with the buffer layer of sound absorption layer, and the top end surface fixedly connected with the isolation layer of buffer layer, the top end surface fixedly connected with the water absorption layer of isolation layer, and the top end surface fixedly connected with the air permeable layer of water absorption layer. The utility model under the action of buffer layer, can to the user's tread impact force carry out certain buffer unloading, thereby reducing the impact force that stair bears, under the action of sound absorption layer simultaneously, can good absorption after tread friction sound and impact sound, and the material of sound absorption layer also has certain buffer unloading effect, this design under the cooperation of sound absorption layer and buffer layer can to the tread impact force of user's foot part produce buffer unloading, can effectively absorb the sound produced simultaneously, thereby reach the effect of noise reduction.
Owner:ANHUI NEW POWER CONSTRUCTION ENGINEERING CO LTD
A numerical implementation method for transparent representation of a mining engineering stress field
PendingCN122287100Agood predictive accuracyReduce memory usageComputational scienceSource Data Verification
This invention discloses a numerical method for transparent characterization of stress fields in mining engineering, belonging to the field of numerical simulation. The method includes: constructing a standardized numerical computation environment and determining the target processing area; establishing a three-dimensional rock mass mesh model and performing mechanical equilibrium solutions, simultaneously acquiring stress component and elastic strain energy data to achieve stress-energy dual-dimensional characterization; based on preset target center coordinates, real-time analysis and direct storage of spatial distance and angle information of each mesh point; writing node coordinates, displacement, stress, energy, and element connection relationships into a unified ASCII universal format file to generate a cross-platform readable data file; and finally, data verification and output. This invention overcomes the limitations of traditional methods, such as single characterization dimension, reliance on third-party processing for spatial analysis, and difficulties in cross-platform data interaction, significantly improving the efficiency and accuracy of stability analysis in mining engineering.
Owner:ANHUI UNIV OF SCI & TECH
An assembled steel pipe recycled concrete column and a method of using the same
ActiveCN117758931BHigh combined stabilityReduce the probability of shakingStrutsBuilding material handling
The application discloses an assembled steel pipe recycled concrete column and a use method thereof, relates to the technical field of auxiliary devices for laser drilling of circuit boards, and comprises a threaded ring block, which is arranged above one side of a steel pipe recycled concrete column body, and the outer side of one side of the threaded ring block is provided with a threaded ring block limiting groove; an inner reserved air slot is arranged at the middle position of the steel pipe recycled concrete column body; an inner limiting ring block and a clamping inner circular block are arranged at the two sides of the inner reserved air slot; one side of the clamping inner circular block is provided with a leakage-proof lower ring block; the leakage-proof lower ring block and the clamping inner circular block are in an integrated structure; one side of the leakage-proof lower ring block is provided with a leakage-proof upper ring block. The assembled steel pipe recycled concrete column has higher combined stability through the design of the threaded ring block, and the combined design of the above elements can effectively reduce the shaking probability of the equipment during use.
Owner:FUJIAN UNIV OF TECH
Dismounting device for motor vehicle maintenance
ActiveCN224074282Ureduced usabilityVehicle dissasembly recoveryWork holdersControl engineeringControl theory
Owner:YIBIN YIZHONG AUTOMOBILE SERVICE CO LTD
A maintenance cleaning device for an industrial robot
The utility model discloses a kind of for industrial robot maintenance cleaning device, including dust collector, the front of dust collector is equipped with cleaning head, the top of dust collector is provided with support frame, the inside sliding connection of support frame is limited to block, the bottom of limit block is fixedly connected with the top of dust collector, the top of support frame is fixedly connected with fixed frame, the inside fixed connection of fixed frame is with motor, the output end fixed connection of motor is with rotary lever, the front fixed connection of rotary lever is with first gear, the inside sliding connection of limit sleeve has second gear.The utility model can effectively clean and adsorb dust adhered to the surface of industrial robot, avoid user to need to shake dust collector when cleaning industrial robot by dust collector, clean and adsorb dust by the brush of dust collector head, increase the operation burden of user, reduce the practicability of dust collector.
Owner:GUANGZHOU DAOHU TECHNOLOGY CO LTD
A polishing machine for alloy hammer head machining
ActiveCN224407212UGrinding mouth opening and closing adjustmentAvoid sparks flyingPolishingStructural engineering
The utility model discloses an alloy hammer head processing is with polishing and burnishing machine, including abrasive wheel machine, the both sides of abrasive wheel machine all are fixedly connected with the protective sheath, the top and bottom of protective sheath inner wall all are provided with the moving cover, the surface of moving cover is connected with the inner wall sliding of protective sheath, the both sides of moving cover all are fixedly connected with the guide rod, the both sides of protective sheath all are provided with two guide grooves, the one end of guide rod away from moving cover extends to the inside of guide groove and is connected with the inner wall sliding of guide groove, the outside fixed connection of protective sheath has the connecting rod, the surface of connecting rod is equipped with two limit plates, the one end of limit plate away from connecting rod extends to the surface of guide rod and is contacted with the surface of guide rod. The utility model can effectively adjust the polishing mouth opening and closing degree of abrasive wheel machine, avoids the phenomenon that the spark of abrasive wheel machine is easy to appear when polishing smaller part, reduces the practicality of abrasive wheel machine.
Owner:LUOYANG PENGJIE WEAR RESISTANT MATERIAL CO LTD
A label inspection machine
ActiveCN224317603UGuaranteed to workComprehensive detectionWebs handlingMaterial analysisElectric machineryScrew thread
This utility model relates to the field of label technology and discloses a label inspection machine, including an inspection machine body, a fixed support base, and a transmission assembly. A support platform is fixedly connected to the top of the inspection machine body. An unwinding roller is provided on the front of the inspection machine body, and a label tape is provided on the unwinding roller. A guide shaft for driving the label tape is provided on the front of the inspection machine body, and a first limiting roller for limiting the label tape is provided on the front of the inspection machine body. The transmission assembly is located inside the inspection machine body. Under the condition that the rotating threaded rod is threadedly connected to the sliding threaded block by a second motor, the sliding threaded block is driven to slide inside the fixed support base under the limitation of the fixed limiting post. This allows the inspection equipment to accurately find the position of the label code, making it applicable to specific labels with different fixed positions of the label code. This ensures the normal operation of the inspection machine, makes the inspection of the device more comprehensive, and improves the practicality of the device.
Owner:JIANGXI HUAXIANG PRINTING CO LTD
A wheeled-propeller hybrid amphibious robot propulsion device and method
ActiveCN117067831BVarious forms of exerciseImprove exercise effectAmphibious vehiclesComposite propellerControl engineering
The application belongs to the technical field of robots, and discloses an amphibious robot propulsion device and method based on a wheel-propeller composite structure. The device is integrated with a reduction motor driving system of a wheel mechanism and a composite propeller system of a propeller mechanism, and outputs propulsion power in the same coaxial direction. The reduction motor driving system takes a waterproof reduction motor as a driver to provide power for the amphibious robot when walking on the ground. The composite propeller system takes a propeller as a driving component to provide power for the amphibious robot when floating in water. The application can interact with other structures to form vector propulsion, increase controllability and stability of the robot, and quickly switch between water and land modes. The switching structure is simple. Most amphibious robot water-land switching structures are too complex, which causes great pressure on the body space and reduces the practicability of the product.
Owner:OCEAN UNIV OF CHINA
Rotary opening and closing water interception assembly
ActiveCN224314131Uavoid stabilityavoid security issuesBarrages/weirsArtificial water canalsGear wheelHydraulic engineering
The utility model relates to the technical field of hydraulic engineering discloses a rotation open and close type water conservancy intercepting assembly, including the water channel, the inner wall front side fixedly connected with fixed base of water channel, the top of fixed base installs the turnover mechanism, the turnover mechanism is used for conveniently opening the gate, the inner wall middle part of water channel is installed with the rubbing mechanism. In the utility model, the motor rotation drives bevel gear no.
Owner:鄄城县引黄灌溉工程管理服务中心
Strength measuring equipment for bearing outer surface defects
ActiveCN224081549UStrength judgmentreduced usabilityMachine bearings testingMaterial analysis by electric/magnetic meansStructural engineeringMechanical engineering
The utility model relates to the technical field of bearing outer surface detection, in particular to bearing outer surface defect strength measuring equipment which comprises a base, the base comprises a base, a rotating mechanism is installed on the upper surface of the base and comprises a second connecting plate, the lower surface of the second connecting plate is attached to the upper surface of the base, and the lower surface of the second connecting plate is attached to the lower surface of the base. A second groove is formed in the right side surface of the second connecting plate, a detection mechanism is installed in the second groove, the detection mechanism comprises a first electrifying block, one end of the first electrifying block is fixedly connected with the inner wall of the second groove, and a first spring is fixedly connected to the inner wall of the second groove; and the tail end of the first spring is fixedly connected with a second electrifying block. According to the utility model, whether the bearing piece is qualified or not and whether the bearing piece can be continuously used or not can be quickly judged, and the practicability of the device is improved.
Owner:GUANGZHOU JIANCHENG IND LASER TECHNOLOGY DEVELOPMENT CO LTD
A method for sharing an IPTV real-time picture to a mobile terminal for playing
This invention relates to a method for sharing real-time IPTV content to a mobile terminal for playback, belonging to the field of wireless communication and terminals. The method includes: the IPTV device and the mobile terminal sending a STUN request to a public STUN server to bypass NAT and automatically obtain the corresponding public IP address; the IPTV device and the mobile terminal establishing an IPSec encrypted tunnel based on the IPSec protocol; the IPTV device receiving the operator's playback stream, extracting video and audio data, re-encapsulating it into RTP format, encrypting it, and transmitting it to the mobile terminal through the IPSec encrypted tunnel; the mobile terminal decrypting and verifying the integrity of the data packets, extracting the RTP payload, and playing the corresponding video and audio data in real time; the mobile terminal sending control commands to the IPTV device through the IPSec encrypted tunnel; the IPTV device parsing the control commands and calling an API to switch channels, synchronously updating the electronic program guide information to the mobile terminal. This method enables mobile devices to remotely receive and play television channel content from a home IPTV device via the public network, overcoming spatial limitations.
Owner:E-SURFING DIGITAL LIFE TECH CO LTD