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79results about How to "Improve handling safety" patented technology

Touch control method and device

The invention discloses a touch control method and a touch control device, relating to the field of handwriting. For improving the operation security of a touch control technique, the invention provides the following technical scheme: when touch control operation is detected, acquiring an induction signal; according to the induction signal, acquiring a touch point position and a touch control feature value; according to the touch point position, acquiring a preset triggering threshold value; and when input is determined to be valid according to a touch control feature value and the triggering threshold value, performing corresponding processing according to the touch point position.
Owner:BEIJING HANWANG PENGTAI TECH CO LTD

Second-generation ID card anti-counterfeiting verification system

An embodiment of the invention provides a second-generation ID card anti-counterfeiting verification system. A card reading module reads identification information of a chip in a second-generation ID card to be verified and user information stored in the chip, and a control module verifies the identification information and / or the user information according to ID card anti-counterfeiting verification information stored in a storage module to determine whether the second-generation ID card is authenticated successfully. Thus, ID card authentication is realized, and the safety of processing is improved under the condition of ensuring the efficiency of related service.
Owner:熊小军

Container for conveying substrate, inner wall structure of the container, and bottom raising member used for the container

A container for conveying a substrate, the main part of which container is made from a foamed synthetic resin. In the container, loading and unloading of a glass substrate into and out of a container body is facilitated and unexpected vertical movement of the substrate during conveyance is prevented, thereby the substrate is less likely to chip or crack. [MEANS FOR SOLVING PROBLEMS] A container body of a container for conveying a substrate is constructed from foamed synthetic resin inner heat insulators and sheet members so as to form double walls of the heat insulators, and the heat insulators and members are formed as separate bodies in advance. Vertically arranged inner heat insulators are provided with inclination where the thickness of the heat insulators gradually thins from the opening of the container body downward. Further, in an inner heat insulator provided on the bottom side of the container body, a recess is formed in the thickness direction, and a slit in which a drying agent can be inserted is formed in a sheet member placed on the recess.
Owner:藤原俊郎

Critical-patient transfer bed with carrying function and application method thereof

ActiveCN108113825AWith handling functionStable handlingNursing bedsMedical equipmentEngineering
The invention discloses a critical-patient transfer bed with a carrying function and an application method thereof and belongs to the field of medical equipment. The critical-patient transfer bed hasthe advantages that the critical-patient transfer bed is provided with a bed board which can ascend and descend and extend outwardly, sheet clamping mechanisms which can ascend and descend and extendoutwardly are arranged at the head and the tail of the transfer bed, the sheet clamping mechanism at one end has a turning function, a patient can be stably transferred between the transfer bed and ahospital bed by the coordination of the two sheet clamping mechanisms and the telescoping bed board, simple and reliable patient carrying is achieved, high carrying safety is achieved, the secondary damage problem during patient carrying is solved, and high carrying efficiency is achieved; in addition, first and second guard boards are arranged on two sides of an upper bed frame and can be horizontally spread to form expansion bed surfaces, the critical-patient transfer bed can be used as the hospital bed which can be used by the patient for a long time, and the critical-patient transfer bed is simple in structure, convenient to use, flexible to operate, low in manufacturing cost, good in market popularization value and the like.
Owner:CHANGZHOU INST OF TECH

Electromechanical time fuse of antiaircraft gun hail-mitigating cloud-seeding round

The invention discloses an electromechanical time fuse of an antiaircraft gun hail-mitigating cloud-seeding round. The fuse comprises an upper body 1, a wind cap 2, an electromechanical timing ignition mechanism 3, a fuse body 4, a ball rotor safety and arming mechanism 5 and a booster 7, wherein the wind cap 2 covers the front end of the upper body 1, the bottom of the wind cap 2 is closed and fixed in an annular groove in the outer side of the upper body 1, the electromechanical timing ignition mechanism 3 comprises a magnetic recoil power supply and an electronic timing and ignition module,and is positioned inside a cavity of the upper body 1, the rear end of the electromechanical timing ignition mechanism 3 is adjacent to a primary-explosive-free detonator 17, the ball rotor safety and arming mechanism 5 is located inside a cavity of the fuse body 4, the top end of the ball rotor safety and arming mechanism 5 is adjacent to the primary-explosive-free detonator 17, a bulge part ofthe front end of the booster 7 is adjacent to the ball rotor safety and arming mechanism 5, the rear end of the booster 7 serves as a fuse output end, and the the booster 7 is used for initiating projectile charges. According to the electromechanical time fuse of the antiaircraft gun hail-mitigating cloud-seeding round, the timing is accurate, the manufacturability is good, and the reliability ishigh.
Owner:NANJING UNIV OF SCI & TECH

Non-corrosive nitrification inhibitor polar solvent formulation

This invention relates to stable liquid formulations of the nitrification inhibitor nitrapyrin comprising polar solvents that are stabilized with small amounts of compounds which help to reduce the tendency of polar solutions of nitrapyrin to corrode metal surfaces. Many of the formulations disclosed herein exhibit useful physical, chemical, and bioactive properties including reduced levels of corrosion when in contact with ferrous metals.
Owner:DOW AGROSCIENCES LLC +1

Current collector

The invention discloses a current collector. The current collector comprises a current collector main body and a swing rod mechanism, wherein the swing rod mechanism comprises a swing rod rotating shaft, a swing rod rotating shaft support, a main spring, a skid shoe swing rod, a shoe removal locking device and a skid shoe auxiliary rod; the skid shoe swing rod and the skid shoe swing rod are parallel mutually and vertical to the swing rod rotating shaft; the shoe removal locking device is mounted at the current collector main body, and the tail part of the skid shoe auxiliary rod falls into the shoe removal locking device; the shoe removal locking device comprises a shoe removal locking device enclosure, a locking dog, a locking dog spring, a shift fork shaft and a shift fork; a locking dog body is provided with a shift fork groove, and the head part of the shift fork falls into the shift fork groove; the shift fork is mounted on the shift fork shaft, the shift fork shaft is fixed in the shoe removal locking device enclosure, at least one end part of the shift fork shaft extends to the exterior of the shoe removal locking device enclosure, and a shift fork operating lever is mounted at the extending end; and a self-locking device is mounted at the tail part of the shift fork. Compared with the prior art, the current collector disclosed by the invention has the advantages of simple and reliable structure, more reasonable design, higher safety in operation, greater convenience and the like.
Owner:陈革

Dripping and pulverizing control device and dripping and pulverizing treatment method for steelmaking reducing slag

The invention discloses a dripping and pulverizing control device and a dripping and pulverizing treatment method for steelmaking reducing slag. The dripping and pulverizing control device comprises a slag pot, a spray nozzle, a water inlet pipe and a dust cover. The dust cover covers the slag pot and the spray nozzle, spray regions of the spray nozzle correspond to an opening of the slag pot, one end of the water inlet pipe is communicated with a water source, and the other end of the water inlet pipe is communicated with the spray nozzle; a temperature measuring instrument is arranged in the dust cover, and an electric regulating valve is arranged on the water inlet pipe. The dripping and pulverizing control device and the dripping and pulverizing treatment method for the steelmaking reducing slag have the advantages that the dust emission can be obviously reduced in steelmaking reducing slag treatment procedures, dust flying can be effectively controlled, field operation environments can be obviously improved, the steel slag treatment safety can be greatly improved, the labor intensity can be relieved, and the cost can be controlled.
Owner:GUANGDONG HUAXIN ENVIRONMENTAL PROTECTION TECH CO LTD

Airless tires

The invention provides a non-pneumatic tire and belongs to the field of rubber tires. The structure is stable, the weight is light, pressure resistance is good and grounding performance and control and stability performance are more excellent. The non-pneumatic tire sequentially comprises a rubber tread (1), base part rubber (2) and an elastic supporting body (3) from outside to inside in the radial direction of the tire. The base part rubber (2) is vulcanized with the rubber tread (1) to be a whole, and the elastic supporting body (3) takes the supporting effect on the rubber tread (1). The elastic supporting body (3) comprises an inner pressure-bearing ring (6) making contact with a wheel rim, an outer pressure-bearing ring (4) attached to the base part rubber (2) and middle supporting bodies (5) located between the inner pressure-bearing ring (6) and the outer pressure-bearing ring (4). The middle supporting bodies (5) comprise the first supporting bodies (51) and the second supporting bodies (52) which are evenly distributed in the circumferential direction, wherein the second supporting bodies (52) comprise multiple layers of negative Poisson ratio unit layers, and each negative Poisson ratio unit layer is formed by the even distribution of a plurality of negative Poisson ratio units in the circumferential direction.
Owner:QINGDAO DOUBLESTAR TIRE IND CO LTD

POCT (Point-Of-Care Testing) detection device and sample blending device

The invention provides a sample blending device. A sample is sent into reaction cavities arranged by levels; reaction liquid is pre-loaded in each reaction cavity; the sample is fully mixed with reaction liquid in each reaction cavity through the blending device; a liquid extraction device is arranged between two levels of reaction cavities; through a pressure extraction structure, the sample subjected to preorder blending processing is sent into the post-order reaction cavity; the tail end reaction cavity is connected with a reaction tube; and after the sample is processed by the reaction liquid in each reaction cavity, the sample is sent into the reaction tube to be subjected to nucleic acid amplification reaction. A plurality of reaction cavities are arranged to carry out level-by-levelprocessing on the sample, each reaction cavity conveys samples among different reaction cavities through the liquid extraction device capable of carrying out pressure extraction, and finally, the sample is sent into the reaction tube to be subjected to the nucleic acid amplification reaction. Different reaction cavities re arranged to carry out sample processing, the pressure extraction structureis used for carrying out sample conveying, a sample processing structure is simple, sample processing safety is improved through independent reaction cavities, and a sample processing result is reliable. The invention also provides a POCT detection device.
Owner:SUZHOU NUHIGH BIOTECH

Nine-shaft automobile chassis crane and steering control system thereof

InactiveCN102501898APrevent local bucklingImprove handling safety performanceSteering linkagesFluid steeringRocker armSteering system
The invention discloses a steering control system of a nine-shaft automobile chassis crane. The steering control system comprises a pull rod type steering transmission mechanism and a hydraulic power-assisted steering system, wherein the pull rod type steering transmission mechanism is used for controlling corresponding wheels on a first steering shaft, a second steering shaft, a third steering shaft, a fourth steering shaft and a fifth steering shaft to steer; the pull rod type steering transmission mechanism comprises a first rocker arm, a second rocker arm and a third rocker arm which are respectively used for controlling the wheels on the corresponding steering shafts to steer through a pull rod assembly; and the pull rod type steering transmission mechanism also comprises a first auxiliary rocker arm and an auxiliary pull rod assembly, the first auxiliary rock arm is arranged between any two adjacent rocker arms in the three rocker arms, and the auxiliary pull rod assembly is used for sequentially hinging the three rocker arms and the first auxiliary rocker arm. By using the steering control system, the condition that parts of the pull rod assembly are overlong is avoided, and the phenomenon that parts of the pull rod assembly is instable and bent can be effectively prevented; and furthermore, the safety performance in operating vehicles is improved on the basis of avoiding the abnormal wearing of a tire. On the basis, the invention also provides a nine-shaft automobile chassis crane with the steering control system.
Owner:XUZHOU HEAVY MASCH CO LTD

Driving structure for mounting machine gun on unmanned aerial vehicle

A driving structure for mounting a machine gun on an unmanned aerial vehicle comprises a safety driving mechanism and a trigger driving mechanism which are respectively used for controlling a safety and a trigger of the machine gun mounted below the unmanned aerial vehicle through a machine gun hanger. According to the safety driving device, the safety of the machine gun mounted on the unmanned aerial vehicle can be controlled by remotely controlling the stretching and retracting of a linear motor, so that the machine gun is locked or unlocked, the operation and control are simple, the strokeis positioned accurately, the action is quick, and the operation and control safety of the machine gun mounted on the unmanned aerial vehicle is improved. According to the trigger driving mechanism, by remotely controlling an electromagnet to be powered on and powered off, the trigger of the machine gun mounted on the unmanned aerial vehicle can be operated and controlled to fire or extinguish themachine gun, and the operation and control are simple. The present invention provides a prevention measure for avoiding jamming, the safety accidents difficult to fire or extinguish are avoided, andthe driving structure has the extremely high reliability and safety.
Owner:CHINA NATIONAL AERO-TECHNOLOGY IMPORT & EXPORT CORPORATION +1

Internal swelling self-locking hanger

The invention provides an internal swelling self-locking hanger and relates to the technical field of hangers. The invention aims to overcome technical problems in hoisting articles. The hanger comprises a hoisting shaft, contact blocks and linkages, wherein the hoisting shaft is a straight shaft, a hoisting ring is fixed at the top of the hoisting shaft, a shaft body and a shaft sleeve of the hoisting shaft are provided with a movable annular slide block, there are three contact blocks axisymmetrically arranged around the axis of the hoisting shaft, there are three linkages, each of which corresponds to one contact block and comprises a long connecting rod and a plurality of short connecting rods, one end of each long connecting rod is in pivot joint with the annular slide block of the hoisting shaft, the other end of each long connecting rod is in pivot joint with the upper part of a corresponding contact block, one end of each short connecting rod is in pivot joint with the lower part of the hoisting shaft with a joint part lower than the annular slide block, the other end of each short connecting rod is in pivot joint with the upper part of a corresponding contact block, and a rubber gasket is fixed on the side surface of each contact block away from the hoisting shaft. The hanger provided in the invention is applicable to hoisting of articles with circular inner bores.
Owner:BAITE ENERGY SAVING MOTOR

Special train for crane

The invention belongs to the technical field of crane maintenance, and particularly relates to a special train for a crane. The train comprises a movable rack, a climbing mechanism and two control mechanisms which are symmetrically arranged on two sides of the climbing mechanism, wherein rollers are arranged at the bottom of the movable rack; the control mechanism comprises a supporting table, a rotary plate, a connecting rod, a driving rack, a gear, a driven rack, a sucker and a clamping part; when the climbing mechanism moves upward along with a cross beam, the rotary plate rotates upward, and the clamping part is opened; when the cross beam is sucked by the sucker, the rotary plate rotates downward, and the clamping part is closed. According to the scheme, the center point of the crossbeam is not required to be searched, the cross beam is effectively prevented from hitting the ground in the moving process, and the cross beam moving safety of a crane can be improved.
Owner:徐州天骋智能科技有限公司

Battery box with hidden-type lifting tools

The invention discloses a battery box with hidden-type lifting tools. The battery box comprises a box-type body, partition plates and the telescopic lifting tools, the partition plates divide the box-type body into lifting containing areas on the two sides and a battery pack containing area in the middle, each telescopic lifting tool comprises a stopper head, a stressed plate, a lifting rope and a spring, each stressed plate is fixedly installed in the corresponding lifting tool containing area and provided with two punched holes allowing the corresponding lifting rope to be arranged in a penetrating mode, the two ends of each lifting rope penetrate through the corresponding punched holes to be fixedly connected in a butt-joint mode to form a closed structure, the box-type body is provided with extending holes allowing the lifting ropes to extend out, the upper end of each lifting rope is installed on the corresponding stopper head which is clamped outside the corresponding extension hole, the lower end of each lifting rope and one end of the corresponding spring are fixedly installed, and the other end of each spring and the corresponding lifting tool containing area are fixedly installed. According to the battery box with the hidden-type lifting tools, lifting lugs do not need to be installed, and the battery box with the hidden-type lifting tools has the advantages of being capable of saving space, high in carrying safety and simple in appearance.
Owner:FUJIAN YIDONGLI ELECTRONICS TECH CO LTD

Substrate processing device, liquid processing device and liquid processing method

The invention aims to cutting processing liquid supplied to a substrate being processed on a carrying path laid in the horizontal direction from the substrate efficiently in a short time. When a substrate G reaches a specified position on a carrying path 108, rotation of a carrying roller 138 is interrupted to stop the substrate G. A drive section 188 is operated immediately thereafter to elevate an elevating / lowering shaft 186. Consequently, a base plate 182 and a lift pin 184 are raised too, and the substrate G is pushed up by the lift pin 184 above the carrying path 108. Subsequently, the base plate 182 is turned rearward at a specified angle about a shaft 196 extending in the widthwise direction of the carrying path 108. Consequently, a lift pin 192, a stopper member 194, and the substrate G incline rearward by the same angle on the carrying path 108. The substrate G is received by the stopper member 194 and liquid Q on the substrate G slips gravitationally rearward on the inclining face of the substrate and drops to the outside of the substrate. The liquid Q dropped from the substrate G is received in a pan 130.
Owner:TOKYO ELECTRON LTD

Battery-free meter for flowing media

Battery-free meter for flowing media, in which a rotor body (sleeve 4) which is fitted with permanent magnets (6, 7) and is driven in a rotary fashion by the medium is arranged in the pipeline (34) carrying the flowing medium (8) and in which the rotating magnetic field generated by this acts on at least one Wiegand sensor (25, 26), which is arranged outside the flowing medium in the area around the meter, wherein a housing part (15) which is open on at least one side sealing to the interior of the pipeline (34) engages with the pipeline (34) and around which the flowing medium at least partially flows, such that the external periphery of the housing part (15) is at least partially embraced by the rotor part (sleeve 4) which is driven in a rotary fashion and generates the rotating magnetic field and that at least one Wiegand sensor (25, 26) is arranged in the housing part (15).
Owner:HENGSTLER GMBH

Data processing method, blockchain node equipment and computer storage medium

The embodiment of the invention discloses a data processing method, which comprises the following steps that: blockchain node equipment receives to-be-processed data information sent by a first client, and the to-be-processed data information comprises first data information and at least one second client identifier associated with the first client; the block chain node equipment acquires second data information of a second client from the second client corresponding to each client identifier; the blockchain node equipment analyzes and processes the first data information and the second data information to obtain result information, and the result information comprises a priority evaluation result; and the blockchain node equipment performs uplink processing on the first data information,the second data information and the result information so as to publish the first data information, the second data information and the result information to a blockchain network. By adopting the embodiment of the invention, the data processing process is disclosed, so that the data processing process is not easily tampered, and the safety of the data processing process is improved.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Device for handling components and method of controlling

A device used on operation components, especially automatic assembling machine (1) used to assemble electrical components to the circuit board (2), has at least one grasping module (13) and one regulating electronic device (10). The grasping module mentioned above has a pressure regulating module (17) and a suction device (15) for said maintaining components. The suction inlet (16) of the suction device is linked with the suction port of the pressure regulating module (17) pneumatically. The regulating electronic device (10) and the fluid sensor (27) are linked with the controllable valve (25), so as to control the valve (25) by the throughput of the gas in the suction catheter (24).
Owner:SIEMENS ELECTRONICS ASSEMBLY SYST LLC

A system and method for recommending working conditions of crane spanning obstacles

The invention discloses a recommended system and method for a crane crossing obstacles hoisting condition which comprises a controller and an electrically connected sensor unit, a sound and light alarm device and a display; the sensor unit is composed of a plurality of length sensors and angle sensors installed on the beam of the obstacle hoisting equipment. A recommended human-computer interaction function module, an crossing obstacles hoisting mathematical model calculation function module, a performance table query function module, a recommended condition display function module and a crossing obstacles hoisting warning function module which are added in the system for the crossing obstacles hoisting condition jointly implement the recommended system function for the crane crossing obstacles hoisting condition. A condition information which meet the hoisting requirement will be given according to some information of obstacles, hoisting subjects and through the calculation of the mathematical mode in the crossing obstacles hoisting system, and an alarm will indicate when the hoisting action is approaching the obstacles. The recommended system and method for the crane crossing obstacles hoisting condition reduces the manual calculation and the labor intensity, and improves the work efficiency and safety, and effectively solves the shortcomings of existing technology.
Owner:XUZHOU HEAVY MASCH CO LTD

Low-temperature-resistant farm paddy field tire thread formula

The invention discloses a low-temperature-resistant farm paddy field tire thread formula which comprises, by weight, 40-60 parts of SMR20, 40-60 parts of BR9000, 45-55 parts of N220, 1-8 parts of winter tire low-temperature material L-730, 1-5 parts of stearic acid, 1-8 parts of zinc oxide, 0.5-3 parts of antioxidant RD, 0.5-3 parts of antioxidant 4020, 0.5-3 parts of protective wax, 3-9 parts of aromatic hydrocarbon and 0.5-2 parts of accelerators NS, D and 1-2 parts of common sulfur. Through low-temperature-resistant farm paddy field tire test and application, it is proved that the formula has the advantages of being excellent in process, low in low-temperature hardness, excellent in ice and snow ground holding force, low in glass transition temperature, excellent in slip resistance and the like; through contrast tests in different rubber systems, it is shown that the performance of prepared tires is consistent, even under the lower-temperature working environment, the sizing material is made to keep good elasticity, tire crack under the severe cold condition can be prevented effectively, the use performance of paddy field tires is improved in severe cold areas, tire manipulation safety is improved, the feature requirements of four-season paddy field tires are fully met.
Owner:烟台融晟新材料有限公司

Image transmission system and method, control device and movable platform

The invention discloses an image transmission system and method, a control device and a movable platform. The image transmission system comprises the movable platform (100) and the control device (200) in communication connection with the movable platform. The movable platform is used for sending an image acquired by the movable platform and motion information of the movable platform during imageacquisition to the control device; and if an abnormal area exists in the image received by the control device at the current moment, the control device is used for filling the abnormal area accordingto the image received at the previous moment and the motion information of the movable platform corresponding to the image received at the previous moment, and the abnormal area comprises a pixel information missing area or a pixel information error area. According to the invention, the abnormal area in the image received at the current moment is filled through the image received at the previous moment and the motion information of the movable platform corresponding to the image received at the previous moment, and the effect and reliability of wireless image transmission abnormality recoverycan be improved.
Owner:SZ DJI TECH CO LTD

Recommended system and method for a crane crossing obstacles hoisting condition

ActiveCN106348173AAvoid collision hazardPay attention to manipulation safetySafety gearElectricityMathematical model
The invention discloses a recommended system and method for a crane crossing obstacles hoisting condition which comprises a controller and an electrically connected sensor unit, a sound and light alarm device and a display; the sensor unit is composed of a plurality of length sensors and angle sensors installed on the beam of the obstacle hoisting equipment. A recommended human-computer interaction function module, an crossing obstacles hoisting mathematical model calculation function module, a performance table query function module, a recommended condition display function module and a crossing obstacles hoisting warning function module which are added in the system for the crossing obstacles hoisting condition jointly implement the recommended system function for the crane crossing obstacles hoisting condition. A condition information which meet the hoisting requirement will be given according to some information of obstacles, hoisting subjects and through the calculation of the mathematical mode in the crossing obstacles hoisting system, and an alarm will indicate when the hoisting action is approaching the obstacles. The recommended system and method for the crane crossing obstacles hoisting condition reduces the manual calculation and the labor intensity, and improves the work efficiency and safety, and effectively solves the shortcomings of existing technology.
Owner:XUZHOU HEAVY MASCH CO LTD

Paper machine light curtain safety production device

The invention relates to a paper machine light curtain safety production device. The device comprises a photoelectric sensor and a triggering control circuit, wherein the photoelectric sensor is a reflective-plate photoelectric sensor, is arranged at the two sides of a column paper rolling frame of a paper machine and comprises a sensor body and a reflective plate which are arranged oppositely; and the triggering control circuit uses a triggering signal of the reflective-plate photoelectric sensor as a switching action signal to control a rolling part of the paper machine to shut down and givean alarm. Compared with the prior art, the device has the advantages of being safe, reliable and capable of preventing a malfunction, etc.
Owner:上海东冠纸业有限公司

Point-to-point-based data processing method and system, computing equipment and storage medium

The invention relates to the technical field of data processing, in particular to a point-to-point-based data processing method and system, computing equipment and a storage medium, in the point-to-point-based data processing method, a general ledger and all sub-ledgers are associated through a hash index, when transaction operation of the sub-ledgers is triggered, the transaction legality of the sub-ledgers is checked through the general ledger, and the transaction operation of the sub-ledgers is triggered. On the premise that the transaction is legal, the amount of the sub-accounts and the amount of the general account are updated, the general account and the sub-accounts are promoted to store current transaction records, and the general account is promoted to update the hash index table. Based on this, the general ledger only stores the newest transaction entry of the sub-ledger and the corresponding hash index, and does not have the transaction flow account of the sub-ledger, and the transaction flow account is stored in the sub-ledger for the user to keep, so that the unique distributed ledger structure of point-to-point payment is realized, the centralized payment data processing efficiency is realized, and the characteristics of a block chain ledger are also realized. The processing security of the payment data and the processing efficiency of the payment data can be both considered.
Owner:北京第五力科技有限公司

Intelligent ship collision avoidance path planning method based on heading and navigational speed

The invention discloses an intelligent ship collision avoidance path planning method based on heading and navigational speed, and relates to the field of intelligent ships, and the method comprises the steps: carrying out the grid network division of the geographic coordinates of a current navigation sea area according to a preset grid resolution, and obtaining a grid network index; carrying out numerical abstraction on geographic information in the grid network according to the navigation chart information; acquiring a course angle and a navigation speed of the intelligent ship at the currentmoment; acquiring information of obstacles around the ship and marking the information on the grid network; judging grids capable of sailing at the next moment within the grid range around the intelligent ship, and carrying out numerical abstraction; obtaining grids with values of 0 in all grid networks, and storing the grids in matrix elements; solving the shortest connection path between matrixelements by applying a global path planning method; and performing conversion between indexes and coordinates to obtain a navigable collision avoidance path of the intelligent ship. The method is used for solving the path planning problem of the underactuated intelligent ship, improving the ship control safety and reducing the occurrence of ship collision accidents.
Owner:CHINA SHIP SCIENTIFIC RESEARCH CENTER (THE 702 INSTITUTE OF CHINA SHIPBUILDING INDUSTRY CORPORATION)

Novel safe goods carrying vehicle for logistics

The invention discloses a novel safe goods carrying vehicle for logistics. The novel safe goods carrying vehicle comprises a carrying vehicle body and a bearing pedal, pressure sensors are arranged onthe surface of the bottom of an inner cavity of the carrying vehicle body, damping springs are arranged at the tops of the pressure sensors, a damping plate is arranged on the surfaces of the tops ofthe damping springs, a slide rail is arranged on the surface of the top of the damping plate, and an unloading pushing plate is slidably arranged at one side of the slide rail. The novel safe goods carrying vehicle is driven by power, and through the arrangement of a guard railing and a protection backup plate, a worker conveniently stands and leans on the guard railing and the protection backupplate during work; moreover, a foldable chair can provide a rest function and stability during transportation, and the occurrence of the situation that the worker falls down and gets hurt when pushingis too fast is prevented; meanwhile, a driving handle is provided with a hand brake and matched with a safety protection plate, the situation that when the vehicle is stopped instantaneously, the worker is injured by goods due to inertia is avoided, and the working efficiency and safety of the novel safe goods carrying vehicle are improved.
Owner:扬州达安运输有限公司

Cloud computing data security processing system

PendingCN114785580AImprove securitySafeguard Computing RequirementsSecuring communicationCloud computingCalculated data
The invention discloses a cloud computing data security processing system. The method comprises the following steps: obtaining to-be-computed data processing information including a data processing type and a data processing target; obtaining a cloud computing processing node according to the data processing type and the data processing target; performing node operation feature analysis according to the cloud computing processing nodes to obtain computing node features; performing risk assessment according to the computational node features, and determining a node risk level and a node risk type; performing defense element matching according to the node risk type to obtain risk defense elements; and performing security defense means analysis according to the node risk level and the risk defense elements to obtain computing node security processing information. The technical problem that cloud computing processing is affected by different operation processing elements, potential safety hazards exist, and data safety is affected is solved. The technical effects of performing targeted security risk analysis and risk prevention and control on the computing nodes involved in the cloud computing and improving the cloud computing data processing reliability are achieved.
Owner:李林骏

A variable camber trailing edge and leading edge for an aircraft wing

The invention provides a trailing edge with adjustable degrees of curvature for an aircraft wing. The aircraft wing comprises a middle wing part with the fixed degree of curvature. The middle wing part comprises a main beam. The trailing edge with the adjustable degrees of curvature comprises a rear beam, a plurality of trailing edge pole group structures and a trailing edge driving mechanism, wherein the trailing edge pole group structures are arranged in parallel. The rear beam is connected with the rear end of the main beam. The trailing edge driving mechanism comprises rockers driven by a driving device. One ends of the rockers are connected with the rear beam in a rotatable mode, and the other ends of the rockers are connected with the trailing edge pole group structures in a rotatable mode. The trailing edge pole group structures are plane pole group structures based on 5R closed-loop units and respectively have one degree of freedom. Each trailing edge pole group structure comprises a plurality of pairs of 5R closed-loop units, a plurality of networking triangular units, a tail-end 4R closed-loop unit and a tail-end triangular unit. Each pair of 5R closed-loop units comprises the upper 5R closed-loop unit and the lower 5R closed-loop unit. Meanwhile, the invention provides a leading edge with adjustable degrees of curvature for the aircraft wing.
Owner:HARBIN INST OF TECH SHENZHEN GRADUATE SCHOOL
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