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32results about How to "Improve maneuverability" patented technology
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Integrated nodal compliant mechanism of rope-driven active metamorphic topology
The application provides a kind of integrated node flexible variable mechanism of rope drive active deformation topology structure, it is related to flexible deformation device technical field, control is realized to large-span deformable structure by using rope drive, structural weight is reduced, and the operating performance of flexible deformation body mechanism is improved.The shortening of first winding makes the radius of annular framework larger;The shortening of second winding makes the length of annular framework longer;Between the first annular framework and the second annular framework, the first winding on the first annular framework is arranged on the first node on the second annular framework, and the second winding on the first annular framework is arranged on the first node on the second annular framework to realize active turning, which can reduce the stress applied to the mechanism by the outside when the pipeline moves, help protect the flexible structure, improve the system use time, and better adapt to complex terrain space scenarios, actively adjust the travel speed and direction to select the optimal path to improve work efficiency.
Owner:BEIHANG UNIV
Omni-directional decoupled ring vector tiltrotor aircraft and control method thereof
ActiveCN117485556Breduce lossavoid opposing forcesDepending on number of propellersPower plant typeGear wheelFlight vehicle
The application discloses a kind of high-efficiency omni-directional decoupling annular vector tilt-rotor aircraft and control method thereof, aircraft includes fuselage, fuselage driving gear set, four tilting mechanisms, four annular vector tilt-rotor power groups and electronic equipment etc.Parts.The aircraft described in the application can realize six degrees of freedom omni-directional pose decoupling flight, the attitude angle is omni-directional arbitrary angle in it, including roll angle, pitch angle and yaw angle, can realize arbitrary attitude hovering and flight of aircraft.The aircraft described in the application solves the controllable attitude angle limit of conventional variable tilt-rotor mechanism from structure, improves the ability of complex space activity of aircraft, and fundamentally solves the problem of power offset and power redundancy, reduces energy loss, improves power efficiency, prolongs endurance time, and is suitable for application scenarios requiring strong anti-interference and air physical interaction capability, and has important significance and value in the future.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
Multi-form adjustable sharp foreign matter extraction auxiliary device for gastroscope
PendingCN121796025AImprove comfortReduce secondary damageSuture equipmentsInternal osteosythesisForeign matterForceps
The invention belongs to the technical field of gastroscope sharp foreign body taking-out devices, and particularly discloses a multi-form adjustable gastroscope sharp foreign body taking-out auxiliary device which comprises a gastroscope head tube, one end of the gastroscope head tube is sleeved with a transparent tube cap, and folding rubber bags are evenly and fixedly installed on the outer surface of an auxiliary connecting end. According to the multi-form adjusting sharp foreign matter taking-out auxiliary device for the gastroscope, after the gastroscope lens tube is fed into the body of a patient and a sharp foreign matter is clamped, endoscope foreign matter forceps can be pulled to enable the sharp foreign matter to be close to the auxiliary connecting end, then air can be injected into the folding rubber bag through the ventilation channel, and the sharp foreign matter can be taken out through the ventilation channel. The folding rubber bag can be gradually expanded and expanded through air injection so as to shield the clamped sharp foreign matter, the sharp foreign matter cannot scratch the interior of the digestive tract of a patient in the taking-out process, secondary damage caused by the sharp foreign matter is reduced, and the comfort degree of the patient after the foreign matter is taken out is improved.
Owner:GUIDE COUNTY PEOPLES HOSPITAL
A medicine applying device for gynecological vaginitis
The utility model discloses a kind of medicine applying devices for gynaecology vaginitis, belong to gynaecology medical instrument technical field, a kind of medicine applying device for gynaecology vaginitis, including push plate, push plate front end is fixedly connected with medicine applying structure, medicine applying structure inside is threadedly connected with injection structure, push plate rear end is fixedly connected with limit ring, push plate inner surface and limit ring inner surface are threadedly connected with push structure, it is cooperated by medicine applying structure and push structure, when gynaecology doctor treats vaginitis patient, capsule, tablet and powder drug can be quickly sent into patient vagina, complete medicine applying, by injection structure and medicine applying structure and push structure cooperation, so that device can also complete liquid medicine applying, eliminate limitation, by push structure, so that the controllability of device is higher, can effectively avoid to cause harm to the inside of patient's vagina, can realize the function of convenient liquid medicine and high operating precision, improve the practicality of device.
Owner:衡水市妇幼保健院
A four-legged desert vehicle
ActiveCN117382761Bcompact structureimprove passabilityClimate change adaptationVehiclesClassical mechanicsMechanical engineering
Owner:BEIJING INST OF SPACE LAUNCH TECH
Traveling unit and traveling vehicle
In order to achieve improvement in running stability and operability, improvement in freedom of design layout, ease of assembly and adjustment, and compliance with the riding feeling of the user with a simple configuration, on a running unit (140), a neutral restoration mechanism (160L, 160R) is provided which supports a pair of left and right wheels (155L, 155R) by upper and lower moving swing arms (151L, 151R) in a staggered linkage and has an extension member (165L, 165R) that extends and contracts in accordance with the swing of the swing arms (151L, 151R), the neutral restoration mechanism (160L, 160R) being configured so that the torque acting on the swing arms (151L, 151R) by the restoration force of the extension member (165L, 165R) is substantially constant and independent of the amount of swing of the swing arms (151L, 151R). The running vehicle is provided with the above-described running unit (140).
Owner:TSUBAKIMOTO CHAIN CO
Method for analyzing a fluorine-containing gas
ActiveCN117288902Befficient replacementEfficient and complete replacementHollow article cleaningMaterial analysisGas analysisThermodynamics
The scheme belongs to the technical field of gas analysis, and particularly relates to an analysis method of fluorine-containing gas. For pure fluorine gas analysis, the method comprises the following steps S10-S80: step S10: closing first valve, second valve, third valve, fourth valve, fifth valve and eighth valve, and opening first pressure reducing valve, second pressure reducing valve and third pressure reducing valve; step S20: slowly opening sixth valve and second valve in sequence, and closing sixth valve and second valve after 10 min of emptying; comprising the following steps K10-SK90: step K10: closing fifth valve, second valve, eighth valve, sixth valve, third valve, fourth valve and first valve, and opening first pressure reducing valve, second pressure reducing valve, third pressure reducing valve and seventh valve. The method is simple and convenient to operate, has high controllability and safety performance, air in the pipeline is sucked into the injection port of the Venturi tube, and then the air is discharged from the outlet of the Venturi tube, so that the air in the pipeline is efficiently and completely replaced, and the analysis result is more accurate and real.
Owner:EUROPE-CHINA ELECTRONIC MATERIALS CO LTD
Tower crane with safety braking device
ActiveCN224172359Uimprove securitySolve the problem of inability to shut down in an emergencyCranesBrakeControl engineering
The utility model relates to the field of tower cranes, in particular to a tower crane with a safety braking device. The tower crane comprises a tower crane body and at least two manual switches. The tower crane comprises a standard section, a cargo boom, a balance arm, a control room and an electric control cabinet, the cargo boom, the balance arm, the control room and the electric control cabinet are mounted on the standard section, a luffing mechanism is mounted on the cargo boom, a hoisting mechanism is mounted on the balance arm, and the electric control cabinet is used for supplying power to the luffing mechanism and the hoisting mechanism. The manual switches capable of directly disconnecting the power supply of the main line are mounted around the luffing mechanism and the hoisting mechanism, so that maintenance personnel can directly and timely perform power-off operation according to actual conditions, the safety of the maintenance personnel during working is effectively improved, meanwhile, a control room can also perform power-off operation, the power-off operation and the power-off operation do not influence each other, and the maintenance efficiency is improved. The overall safety of the device is improved, and the problem that an existing tower crane cannot be shut down emergently when the motor is maintained due to the fact that the installation interval between the motor and the motor switch is far is solved.
Owner:HEFEI ZHONGBAO MACHINERY MFG
Electric automobile tire with high-modulus polyester tire body cord
PendingCN121928907AFully realize the carrying potentialavoid deformationPneumatic tyre reinforcementsTyre beadsPolyesterRolling resistance
The invention relates to the technical field of tire manufacturing, and discloses an electric vehicle tire of a high-modulus polyester tire body cord thread, by adopting the polyester cord thread with a specific parameter combination (low constant load elongation and low dry heat shrinkage rate) and controlling the elongation rate of the cord thread at a forming drum, the bearing potential of a tire body is directly maximized, and the tire body is not damaged. Therefore, the manufactured tire can meet the requirement of the electric automobile for high bearing capacity, and meanwhile, the tire has low rolling resistance and good maneuvering performance. The reinforced tire body can be used for building a firmer skeleton for the tire, so that stronger lateral support can be provided during high-speed steering, the deformation of the tire wall is effectively inhibited, and the control stability and the safety limit of a vehicle are synchronously improved.
Owner:ZHONGCE RUBBER GRP CO LTD +1
Method for calibrating time delay feasible region of parameters of active front wheel steering time delay feedback controller
The application discloses a kind of active front wheel steering time delay feedback controller parameter time delay feasible region's calibration method, and include steps: 1) the vehicle system model of active front wheel steering feedback controller including time delay is established;2) by constructing Lyapunov-Krasovskii functional, time delay independent stability parameter region is solved;3) by Laplace transform solving system characteristic equation, obtain stability discriminant polynomial;4) it is solved to the minimum critical time delay that can be tolerated under time delay independent stability region and time delay related stability zone under different control parameter combinations of system.This application can provide reference for controller stability design, compared with traditional active front wheel steering controller without considering time delay, can more effectively judge whether system meets stability requirement, and reduce control parameter adjustment range, so as to reduce test cost in actual engineering, guarantee the stability of vehicle control system.
Owner:HEFEI UNIV OF TECH
Loop emergency stop control circuit and loop emergency stop control method
The application provides a looper emergency stop control circuit and a looper emergency stop control method. The circuit comprises a signal trigger circuit, a bypass switch, a signal output circuit, a logic control unit and an emergency stop output control circuit. The signal trigger circuit is connected with the bypass switch and the signal output circuit respectively, and the logic control unit is connected with the signal trigger circuit, the bypass switch, the signal output circuit and the emergency stop output control circuit respectively. By switching the bypass switch, the looper trolley will not trigger the emergency stop when triggering the limit switch in the case of production line maintenance. The technical scheme of the application can avoid the technical problem that the looper trolley needs to use the hard-wired shielding emergency stop signal or remove the limit switch to avoid triggering the emergency stop when passing through the limit switch in the jog operation mode.
Owner:SHOUGANG JINGTANG IRON & STEEL CO LTD
Reversible locking device for automobile checking fixture
ActiveCN224088994UImprove stabilityAvoid flip situationsWork benchesMotor vehicle partElectric machinery
Owner:NANTONG XINWEINA MASCH TECH CO LTD
Automatic metering control irradiation cabinet
ActiveCN224400093UAvoid exceeding preset rangesMonitor radiation intensityIrradiation devicesDosimeterEngineering
The utility model discloses an automatic metering control irradiation box relates to irradiation box technical field, and the right side of device main part is equipped with drive mechanism, and drive mechanism top connects irradiation mechanism, and drive mechanism bottom is connected with rotating mechanism, and the inside of device main part is equipped with protection mechanism, and protection mechanism is located rotating mechanism outside both ends, device main part bottom is connected with rotating mechanism, and protection mechanism top is installed infrared camera, and protection mechanism rear end is installed with radiation dosimeter, and radiation dosimeter is connected with irradiation equipment circuit. Through setting up infrared camera and radiation dosimeter outside protection mechanism, can make irradiation equipment when carrying out irradiation operation to article, can monitor the temperature of article outside through infrared camera, and radiation dosimeter also can monitor irradiation intensity simultaneously, thereby make the irradiation ray of irradiation equipment too strong or too weak, can adjust through the information feedback of infrared camera and radiation dosimeter.
Owner:GUANGZHOU FURUI GAONENG TECH CO LTD +1
A moxibustion cup fixing device
This utility model discloses a moxibustion jar fixing device, relating to the field of moxibustion jar installation. It includes a support structure, adjusting arms, and a fixing structure. Two sets of adjusting arms are symmetrically fixed to the top two sides of the support structure. Two sets of fixing structures are fixed to the front ends of the two sets of adjusting arms. The fixing structure includes a clamp and a wing bolt, with the wing bolt threaded to the clamp. The support structure includes a counterweight base, a storage rod, a rotating handle, an extension rod, and a fixing seat. The bottom end of the storage rod is fixedly connected to the top of the counterweight base. The storage rod has a hollow design, and the extension rod is inserted inside the storage rod. This utility model provides a moxibustion jar fixing device that can securely fasten the moxibustion jar using the fixing structure and adjust its position using the adjusting arms. This allows medical personnel to easily adjust the position of the moxibustion jar according to the patient's body shape, enabling the moxibustion jar to be aligned with acupoints for treatment. It is simple, convenient, and highly controllable.
Owner:施孝捷
Tail combination jet and suction flow-based differential pressure driving turning method and device
PendingCN122585413ASolve the problem of low speed failureStrong low-speed steering ability
The application provides a differential pressure driving turning method and device based on tail combined jet flow and suction flow, and the method comprises the following steps: constructing combined jet flow and suction flow excitation circuits with zero net mass flow on the left and right sides of the tail of an underwater vehicle respectively; independently regulating and controlling the start-stop and working intensity of the combined jet flow and suction flow excitation circuits on the left and right sides by a control unit, so that flow separation bubbles and local low-pressure areas are formed on one side of the tail or flow separation bubbles and local low-pressure areas with different intensities are formed on both sides of the tail; a yawing moment is generated by the differential pressure of the tail, effective turning force can still be provided under low-speed working conditions, and the low-speed failure problem of traditional rudders is solved; the structure is simple and convenient to modify: there is no exposed mechanical rudder surface and multiple propeller structure, the circuits are integrated in the tail, and the modification cost is low and the adaptability is strong.
Owner:HARBIN INSTITUTE OF TECHNOLOGY (SHENZHEN) (INSTITUTE OF SCIENCE AND TECHNOLOGY INNOVATION HARBIN INSTITUTE OF TECHNOLOGY SHENZHEN)
Externally-hung balcony unmanned aerial vehicle take-off and landing device
ActiveCN224225338UReduce the difficulty of taking off and landingeasy landingUncrewed vehicleControl theory
Owner:张旭 +1
Aircraft tractor wheel holding mechanism based on hydraulic labor-saving lever
ActiveCN224090430UImprove maneuverabilityimprove securityGround installationsHydraulic cylinderAircraft landing
The utility model discloses an aircraft tractor wheel holding mechanism based on a hydraulic labor-saving lever. The aircraft tractor wheel holding mechanism comprises a tractor body, a lifting assembly and a clamping component. Wheels distributed in a rectangular shape are arranged on the periphery of the vehicle body, and a U-shaped installation opening is formed in the position, located on the inner sides of the wheels, of one side of the vehicle body. The lifting assembly is arranged in the U-shaped mounting opening, a connecting plate is arranged on the side, away from an opening of the U-shaped mounting opening, of the U-shaped mounting opening in an up-down rotating mode through a bearing, a U-shaped base is fixedly arranged at the end, away from the hinged end of the connecting plate, of the connecting plate, and jacking hydraulic cylinders are symmetrically and fixedly arranged on the two sides of the interior of the U-shaped mounting opening. The rotating shaft is used for integrally rotating the connecting plate and the U-shaped base up and down; the clamping component is arranged on the U-shaped base and used for holding and loosening the airplane wheel. The aircraft tractor wheel holding mechanism based on the hydraulic labor-saving lever is suitable for pulling up and clamping aircraft landing gears with different aircraft wheel sizes, and is reasonable in structural design, safe and reliable.
Owner:XIAOTANG (TIANJIN) TECH CO LTD
A high-temperature gradient structure thermal barrier coating and a preparation method thereof
The application discloses a high-temperature gradient structure thermal barrier coating and a preparation method thereof, and belongs to the technical field of thermal barrier coatings.The high-temperature gradient structure thermal barrier coating comprises, from bottom to top, a substrate, a bonding layer, an 8YSZ layer and a rare earth zirconate layer.The bonding layer is made of NiCrAlY alloy; the 8YSZ layer is ZrO2 stabilized by 8% mass fraction of Y2O3; and the chemical composition of the rare earth zirconate layer is LaYbZrCeO7.The application introduces the rare earth doping and double-layer structure design idea into the structure of the thermal barrier coating, so that low thermal conductivity, high thermal expansion coefficient and excellent thermal cycle life can be obtained, and the application has a wide application prospect in the field of thermal barrier coating materials.
Owner:NANCHANG HANGKONG UNIVERSITY
A hierarchical, asynchronous, dynamic event-triggered time-varying output formation control method for multi-agent systems under DoS attacks.
ActiveCN118945666BImprove maneuverabilityincrease flexibilityParticular environment based servicesFor mass transport vehiclesAttack modelDynamic models
This invention discloses a time-varying output formation control method for multi-agent systems under DoS attacks, based on hierarchical asynchronous dynamic event triggering. The method includes establishing dynamic models of the leader and followers; establishing constraints; establishing a DoS attack model; designing a Luenberger observer; designing an adaptive state observer; constructing an output feedback formation controller and establishing a corresponding dynamic tracking error system model; analyzing and proving the observation error of the multi-agent system under DoS attacks; analyzing the formation tracking performance of the multi-agent system under DoS attacks; and verifying its effectiveness in time-varying output formation problems. This invention can estimate the leader's state information in real time and effectively avoids the waste of communication resources and the negative impact of DoS attacks. Based on this observer, combined with output adjustment techniques and state feedback control, the multi-agent system can achieve the desired time-varying formation configuration within a certain error bound.
Owner:CHINA UNIV OF MINING & TECH
Preparation method of nanometer enzyme high-efficiency antibacterial agent
ActiveCN120535002BMild and controllable reactionUniform particle sizeBiocideMaterial nanotechnologyThio-Antibacterial agent
The application provides a preparation method of a novel nano-enzyme high-efficiency antibacterial agent, and the specific operation steps are as follows: 1, CuAC2 is weighed and dissolved in N,N-dimethylformamide; 2, sodium phenyl dodecyl sulfonate is added, and after stirring for one hour, the mixture is moved into a reaction kettle; 3, thioacetamide is added, and after continuing to stir for 10 minutes, the mixture is sealed; 4, after constant temperature heating in a 180-degree oven for 24 hours, the mixture is taken out, cooled to room temperature, centrifuged, washed and dried, and the powder obtained is the novel nano-enzyme high-efficiency antibacterial agent. The novel nano-enzyme high-efficiency antibacterial agent prepared by the method can generate sufficient ROS (hydroxyl radicals) under the condition of no light, and is used for killing various typical drug-resistant bacteria.
Owner:CHINESE PEOPLES ARMED POLICE FORCE CHARACTERISTIC MEDICAL CENT
Self-adaptive reverse cooperative control method and system for coaxial dual-rotor aircraft
PendingCN121990170AGuarantee stabilityEnsure battery lifePower plant arrangements/mountingWith power amplificationMotor speedFlight vehicle
The invention belongs to the technical field of aircraft control, and discloses a self-adaptive reverse cooperative control method and system for a coaxial dual-rotor aircraft, and the method comprises the steps: obtaining a target attitude instruction; according to whether pitching and rolling instructions exceed a set threshold value or not, a reverse cooperative control strategy or a conventional same-direction control strategy is intelligently selected, and upper and lower rotor wing control instructions are obtained through calculation; according to the yawing and vertical speed instructions, the target rotating speed of the double motors is calculated; and converting the control instruction into a steering engine PWM signal and synchronously outputting the steering engine PWM signal to an execution mechanism. The system correspondingly comprises an attitude instruction acquisition module, a control instruction calculation module, a motor rotating speed calculation module, a steering engine signal conversion module and a synchronous output module. According to the method, the response capacity under large maneuverability is improved through reverse cooperative control, safe takeover and degraded operation under the steering engine set fault are achieved through a fault detection and redundancy control mechanism, and the control precision, maneuverability and reliability of the aircraft under the complex working condition are remarkably improved.
Owner:HEBI JINFEIDUN TECHNOLOGY CO LTD
A multi-point excited variable stiffness tensile bionic robotic fish structure
ActiveCN117262165Bnovel structureincrease flexibilityPropulsive elements of non-rotary typeUnderwater vesselsJoint componentClassical mechanics
This invention relates to a multi-point excited variable stiffness tensioned biomimetic robotic fish structure, comprising a head module, a flexible body module, and a fin module. The flexible body module includes a tensioned integral structure, a flexible fish skin, and active and passive ropes. The tensioned integral structure includes multiple joint components, adjacent of which are connected by springs. The fin module includes left and right pectoral fins and a flexible caudal fin, with the caudal fin base connected to the rearmost joint component. The head module includes a head base, a drive mechanism, a first guide rail slider mechanism, and a head shell. The head base is connected to the foremost joint component. The drive mechanism includes two pairs of servos. The left and right sides of the upper and lower servo blades are connected to the middle joint component and the caudal fin base via the first and second active ropes, respectively. The left and right servo blades are connected to the left and right pectoral fins, respectively. One end of the upper and lower passive ropes is connected to the first guide rail slider mechanism, and the other end is connected to the caudal fin base. This biomimetic robotic fish structure improves the flexibility and realism of the biomimetic robotic fish.
Owner:FUZHOU UNIV
Hook structure and relay
ActiveCN224217441USimple structureImprove maneuverabilityElectromagnetic relay detailsStructural engineeringMechanical engineering
The utility model discloses a hook structure and a relay. The hook structure comprises an insertion part, a hook part and a hook part, the insertion part comprises a first insertion section, a connecting section and a second insertion section which are sequentially connected, and the first insertion section and the second insertion section are inserted into the base; an included angle is formed between the abutting part and the first inserting section, and the abutting part is used for abutting against the armature so as to apply pre-tightening force to the armature. When the hook structure is installed on the base, the first inserting section and the second inserting section are both connected with the base, so that the number of connection points between the hook structure and the base is increased, and the connection stability between the hook structure and the base is improved.
Owner:NINGBO YONGYOU ELECTRONICS
Auxiliary mechanical leg based on intelligent walking with body
ActiveCN224183075UImprove maneuverabilityEasy to adjustManipulatorPhysical medicine and rehabilitationClassical mechanics
The utility model discloses an auxiliary mechanical leg based on body intelligent walking, and relates to the technical field of body machinery, a controller is arranged in a mechanical leg body, an extension mechanism is arranged in the mechanical leg body, the bottom of the extension mechanism is connected with a bottom leg, the bottom of the bottom leg is connected with a twisting mechanism, and the twisting mechanism is connected with the controller. The bottom of the twisting mechanism is connected with a mechanical sole; the controller is in electric control connection with the extension mechanism and the twisting mechanism, the extension mechanism can drive the bottom leg to ascend and descend, the extension mechanism can drive the twisting mechanism to operate, and when the twisting mechanism operates, the mechanical sole can rotate by an angle. Through the arrangement of the extension mechanism, a user can adjust the distance between the mechanical leg body and the bottom leg more conveniently, the user can better adapt to different lengths, and through the arrangement of the twisting mechanism, the bottom leg can drive the mechanical sole to rotate more conveniently; and therefore, the adjustability of the equipment during operation is improved.
Owner:GUANGXI TECHCAL COLLEGE OF MACHINERY & ELECTRICITY
Tire tread and tire having improved three-tier sipe
ActiveCN116635253Bincrease stiffnessreduce void volumeTyre tread bands/patternsControl theoryMechanical engineering
This invention relates to a tread for tires. Specifically, it refers to a tread characterized primarily by a three-ply tread geometry, which is optimized to ensure long-term high performance on wet and / or snowy surfaces, while maintaining handling characteristics and braking ability on dry and / or slippery surfaces in the case of new tires.
Owner:BRIDGESTONE EURO NV SA
Accelerated cooling welding wire feed adjustment device
The utility model discloses a kind of welding wire feeding adjustment devices of accelerated cooling, it is related to welding wire feeding processing equipment technical field;Drive mechanism is equipped in device main body, and the rear end of drive mechanism is connected with cooling mechanism, and cooling mechanism includes peristaltic pump rod, peristaltic pump rod outside is equipped with peristaltic pump shell, and peristaltic pump rod and peristaltic pump shell between are equipped with infusion hose, infusion hose one end connects cooling plate, cooling plate is attached with storage tank;Lifting mechanism is equipped in device main body front end, and lifting mechanism outside is connected with moving mechanism, and moving mechanism left end is connected with wire feeding head. Drive mechanism drives cooling mechanism to operate, can make drive mechanism when driving wire feeding head position adjustment, peristaltic pump rod can cooperate peristaltic pump shell extrusion infusion hose, to make infusion hose inside cooling plate inside cooling liquid of storage tank transmission, make cooling plate to storage tank cooling, avoid the problem that wire feeding head appears in the process of wire feeding welding wire temperature is too high.
Owner:江苏赛福隆智能装备有限公司
A seismic data merging method
ActiveCN117452476Bbreak through limitationsHigh precisionSeismic signal processingTime domainPetroleum exploration
This invention belongs to the field of seismic data processing technology for petroleum exploration. It discloses a method for processing contiguous seismic data. The method involves coherent enhancement and Fourier transform of seismic traces in seismic data A and B, obtaining the phase and amplitude spectral factors of each trace in the frequency domain. After smoothing, the values are summed and averaged to obtain the phase and amplitude factors in the frequency domain. Then, an inverse Fourier transform is performed to convert the data to the time domain, yielding phase and amplitude shaping operators. These operators are then convolved and sequentially applied to seismic data A to achieve contiguous data shaping from seismic data A to seismic data B. This invention is used for contiguous processing of seismic data and has advantages such as good stability, high accuracy, and strong applicability.
Owner:CHINA NAT PETROLEUM CORP +1
Preparation method and application of a biomimetic bacterial microscale swimming robot
ActiveCN116919883BImprove maneuverabilitygreat application potentialEnergy modified materialsInorganic non-active ingredients
The application discloses a preparation method of a bionic bacterial micro-scale swimming robot and application thereof, and belongs to the technical field of biomedicine. The application combines natural ganoderma lucidum spores (GLS) as a template with the plasticity and solidification forming characteristics of resin, and prepares a bacterial flagella-like structure on the GLS through a microwave or high-pressure process, and generates the bionic bacterial micro-scale swimming robot after magnetization. The robot can be steerable under the action of a magnetic field, and has wide application prospects. The robot has great potential and popularization value in the field of targeted therapy-drug transportation in biomedicine.
Owner:CHANGCHUN UNIV OF SCI & TECH
Electric loader control system
ActiveCN224213423UMeet walking speed adjustmentImprove maneuverabilitySoil-shifting machines/dredgersAutomatic controlControl system
The utility model provides an electric loader control system, and relates to the field of electric loaders. The electric loader control system comprises an accelerator pedal used for being operated by a user to trigger an electric loader to walk; the kinetic energy recovery mode switch is used for triggering and controlling the electric loader to decelerate; the oil pump high-speed switch is used for triggering the oil pump to operate according to the preset highest speed when the user operation is closed; and the oil pump working mode switch is used for automatically controlling the oil pump to operate according to the user-defined speed. The walking speed adjusting device of the electric loader meets the requirement for walking speed adjustment during operation of the electric loader, is flexibly used through manual and automatic switching, enables the application field of the electric loader to be wider, and improves maneuverability and comfort of the loader.
Owner:SHANDONG OUJING ENG MASCH CO LTD
Novel food grinding machine
ActiveCN224100814UImprove maneuverabilityHigh precisionCocoaGrain treatmentsMechanical engineeringNovel food
The utility model provides a novel food grinding machine, which relates to the field of food processing machines, and comprises a grinding disc gap adjusting device, the grinding disc gap adjusting device comprises a supporting part, a grinding disc connecting piece, a grinding disc connecting piece main body, a grinding disc connecting piece extending part, a thread assembly for adjusting, a screw for adjusting and a nut for adjusting, and an elastic member; the grinding disc connecting piece penetrates through a guide hole in the supporting component, the adjusting screw penetrates through a through hole in the grinding disc connecting piece and a screw positioning hole in the supporting component and is connected to the adjusting nut, and the elastic component is arranged between an extending part of the grinding disc connecting piece and the supporting component. By means of the threaded structure for connecting the abrasive disk connecting piece and the supporting component, the abrasive disk gap adjusting device can adjust the abrasive disk gap and the parallel relation between the abrasive disks.
Owner:BEIJING BAICHUANDE TECHNOLOGY CO LTD