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40 results about "Single Linkage" patented technology
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In statistics, single-linkage clustering is one of several methods of hierarchical clustering.It is based on grouping clusters in bottom-up fashion (agglomerative clustering), at each step combining two clusters that contain the closest pair of elements not yet belonging to the same cluster as each other.
Method of classifying colors of color based image code
ActiveUS20080298688A1Accurately and easily recognizeImage enhancementImage analysisClassification methodsImage code
Provided is a method of classifying colors of a color based image code. The colors of each cell forming the color based image code are classified by sampling a predetermined number of pixels from each cell and then applying a max channel based clustering method, a white balance based color clustering method, a single-linkage algorithm based color classification method, a K-means algorithm based color classification method, or the like. Accordingly, the colors of an image code can be accurately recognized despite of a color distortion due to characteristics of a camera, a printing medium, etc.
Owner:INTELLECTUAL DISCOVERY CO LTD +1
Multi-motion lifting and transferring apparatus and method
ActiveUS20050264020A1Reduced flexibilityIncrease flexibilityRefuse receptaclesLoading/unloading vehicle arrangmentEngineeringMechanical engineering
A multi-motion lifting and transferring apparatus and method are disclosed. The multi-motion lifting and transferring apparatus and method may be realized in primarily two versions, the first being referred to as the single linkage arm version, and the second being referred to as the dual linkage arm version. In one particular exemplary embodiment, a multi-motion lifting and transferring apparatus in accordance with the single linkage arm version may be realized as having a first pivot point for rotating an intermediary support member about a first substantially vertical axis, a second pivot point for rotating an electrically or hydraulically powered up / down extension arm about a second substantially vertical axis, and a seat support member for supporting a seat for accommodating at least one person.
Owner:EGAN THOMAS F
Multi-motion lifting and transferring apparatus and method
ActiveUS7862287B2Increase flexibilitySmooth rotationRefuse receptaclesLoading/unloading vehicle arrangmentEngineeringMechanical engineering
A multi-motion lifting and transferring apparatus and method are disclosed. The multi-motion lifting and transferring apparatus and method may be realized in primarily two versions, the first being referred to as the single linkage arm version, and the second being referred to as the dual linkage arm version. In one particular exemplary embodiment, a multi-motion lifting and transferring apparatus in accordance with the single linkage arm version may be realized as having a first pivot point for rotating an intermediary support member about a first substantially vertical axis, a second pivot point for rotating an electrically or hydraulically powered up / down extension arm about a second substantially vertical axis, and a seat support member for supporting a seat for accommodating at least one person.
Owner:EGAN THOMAS F
Method of discriminating colors of color based image code
InactiveCN101506840AAccurate identificationEasy to identifyImage enhancementImage analysisClassification methodsImage code
Owner:COLORZIP MEDIA +1
Enhanced DNA sensing via catalytic aggregation of gold nanoparticles by DNA hybridization chain reaction
ActiveUS20140272972A1High detection sensitivityEasy to operateSugar derivativesMicrobiological testing/measurementNanoparticleDNA hybridisation
The present invention provides compositions and methods for colorimetric detection schemes for detecting a variety of biomolecules. The compositions and methods employ DNA hybridization chain reaction for catalytic aggregation of gold nanoparticles. In this catalytic aggregation scheme, a single target DNA strand triggers the formation of multiple inter-particle linkages in contrast to the single linkage formed in conventional direct aggregation schemes.
Owner:BOISE STATE UNIVERSITY
Double main bear multiple hanging point crane
ActiveCN101104501AEasy to manufactureEasy to installLoad-engaging elementsCranesShaped beamElectric power system
The present invention relates to a double-girder and multi-lifting point crane, which comprises a main beam, a lift mechanism, a translation mechanism and an electric control system. The invention is characterized in that the main beam refers to unevenly arranged double girders, while each girder is provided with a variable cross-section which is a high and narrow composite beam composed of three box-shaped beams; the lift mechanism is composed of a plurality sets of winch systems; each set of winch system respectively connects and controls a plurality of lifting points and all the lifting points are synchronously driven by the electric control system; the cinch system is provided with a rope arrangement mechanism which adopts a single-linkage and multi-layer winding rope system; the translation mechanism is a girder self-propelled bidirectional translation mechanism arranged on both ends of the lower girder; the electric control system is an electric control system of a multi-lifting point crane statically indeterminate system. The crane of the invention has the advantages of super-large lifting weight, super-large lifting height and super-large span, and is applied to the lifting and docking of super-large loading capacity of offshore drilling platform large-scale subsection, which will promote the alteration of drilling platform manufacturing mode, create enormous social benefits and have a far-reaching influence over the manufacturing of the offshore industry projects in China as well as the world.
Owner:DALIAN HUARUI HEAVY IND GRP CO LTD
High-pressure gear pump with intermediate-pressure bearing lubrication
InactiveCN102141035ASufficient oil supplyImprove the lubrication effectRotary piston pumpsRotary piston liquid enginesGear pumpHydraulic machinery
The invention discloses a high-pressure gear pump with intermediate-pressure bearing lubrication, which relates to hydraulic machinery. The gear pump is of a two-slice type structure, which is a single-linkage or multi-linkage gear pump comprising a driving gear, a driven gear, two floating side plates and two W-shaped sealing rings, wherein the driving gear and the driven gear are respectively installed on a pump body and a pump cover through sliding bearings, two symmetrical annular slots are made on the inner side surfaces of the floating side plates and are gradually shallow grooves or gradually narrow grooves, one ends of the grooves are communicated with a high-pressure zone, and medium pressure in the grooves is transitioned to an intermediate-pressure zone step by step from a high-pressure zone. The intermediate-pressure zone is communicated with the lubricating surfaces of the sliding bearings through an intermediate-pressure oil delivery slot so that the high-pressure gear pump has sufficient oil supply and good lubricating effect. Flowing intermediate-pressure oil rapidly radiates temperature rise of the surfaces of the bearings so that the problem of abnormal bearing abrasion caused by temperature rise is effectively solved, the service life of the bearings is prolonged, and therefore, the gear pump can possibly work under a high pressure for a long term.
Owner:XUZHOU KEYUAN HYDRAULIC
Method of classifying colors of color based image code
ActiveUS7978911B2Accurately and easily recognizeImage enhancementImage analysisClassification methodsImage code
Provided is a method of classifying colors of a color based image code. The colors of each cell forming the color based image code are classified by sampling a predetermined number of pixels from each cell and then applying a max channel based clustering method, a white balance based color clustering method, a single-linkage algorithm based color classification method, a K-means algorithm based color classification method, or the like. Accordingly, the colors of an image code can be accurately recognized despite of a color distortion due to characteristics of a camera, a printing medium, etc.
Owner:INTELLECTUAL DISCOVERY CO LTD +1
Wearable equipment and physiological information monitoring method
InactiveCN108937914AComprehensive monitoringMeet monitoring needsRespiratory organ evaluationSensorsEngineeringInformation monitoring
The embodiment of the invention discloses wearable equipment. The equipment includes an equipment body and connectors. The equipment body is detachably connected with the connectors, the equipment body is used for measuring physiological information, and the connectors are used for fixing the equipment body with a to-be-monitored target; when the equipment body is fixed with a first to-be-detectedtarget by the connector, the equipment body obtains first physiological information; when the equipment body is fixed with a second to-be-detected target by the connectors, the equipment body obtainssecond physiological information. The invention also provides a physiological information monitoring method. By means of the wearable equipment, monitoring of the physiological information can be achieved according to actual demands; when the four limbs of a user are encased in the wearable equipment, single-linkage electrocardio waveforms can be monitored; when the trunk of the user is encased in the wearable equipment, multi-linkage electrocardio waveforms can be monitored, so that the physiological information is more comprehensively observed, monitoring demands of the user under differentscenes are met, and the reliability of monitoring of cardiovascular events is improved.
Owner:GUANGDONG TRANSTEK MEDICAL ELECTRONICS CO LTD
Bottom die single linkage or dual linkage device
The invention provides a bottom die single linkage device which comprises a bottom die bearing plate and two first cam plates. The bottom die single linkage device adopts the single linkage manner, issimple in structure, increases the operating speed and improves the stability of a bottom die assembly and reduces pollution. The invention further provides a dual linkage device. The dual linkage device can realize the dual linkage operating manner, increases the operating speed and improves the stability of the bottom die assembly and reduces pollution.
Owner:全冠(福建)机械工业有限公司
Low-pressure and high-power stator preformed winding welding method
ActiveCN103346647AImprove working environmentIncrease labor intensityEmbedding prefabricated windingsWindings conductor shape/form/constructionCopperConductor Coil
The invention discloses a low-pressure and high-power stator preformed winding welding method and relates to the manufacturing method of generator stators. The low-pressure and high-power stator preformed winding welding method solves the problems that existing junction welding is difficult, long in preparation time and large in quantity of copper used. The method comprises the steps of coiling a plurality of copper bars into single coil rings, pulling the single coiling rings to form single-turn formed coils, manufacturing a formed coil set with the single-turn formed coils, embedding the formed coil set in a stator machine base, manufacturing a cut formed coil set, manufacturing a connected formed coil set, taking the connected formed coil set out of the stator machine base for welding to form a linkage of formed coil, manufacturing single-linkage insulating formed coils, embedding an integral coil formed by the single-linkage coils in an enclosing mode in the stator machine base to form a stator winding, and splicing the single-linkage insulating formed coils to achieve stator preformed winding welding. According to the low-pressure and high-power stator preformed winding welding method, early-stage preparation work is simple, machining is convenient, labor intensity is low, copper consumption is low, splicing is firm, and the stator machine base does not need to be cleaned.
Owner:上海马拉松·革新电气有限公司
Intelligent switch
ActiveCN104658789AFlexible controlModular structureSwitch power arrangementsControl mannerRemote control
The invention discloses an intelligent switch which comprises a dynamical load assembly and static load assemblies, which are mutually coordinated, a local control device, a remote control device, and a triggering device used for limiting the position of the dynamical load assembly, wherein the local control device and the remote control device control the motion of the triggering device; the triggering device controls the dynamical load assembly and the static load assemblies to be selectively in contact or separated so as to realize on-off of the switch. According to the intelligent switch capable of realizing a local control function and a remote control function, the control manner of the switch is relatively flexible, the control position is diversified, and action on operating the switch is reduced. Besides the intelligent switch is modularized in structure, can be provided with a plurality of switch structures at the same time, and realizes seamless switch of single linkage, double linkage and multiple linkage.
Owner:EVE ENERGY CO LTD
Hierarchical clustering method based on Hadoop and HBase
ActiveCN106484818AImprove the ability to handle big dataImprove acceleration performanceDatabase management systemsEnergy efficient computingCluster algorithmDistance matrix
The invention discloses a hierarchical clustering method based on Hadoop and HBase. The method comprises the following steps: computing a distance matrix through Hadoop, and introducing a method for converting a result into Bulk Load for HFile file into the HBase, wherein the HBase is used for storing the distance matrix and mainly divided into two tables, one table is ordered according to cluster ID pair, and the other table is ordered according to the distance between the clusters, thereby conveniently taking out two nearest clusters to combine in each iteration; and finally realizing one multi-thread algorithm and combining with the cache technology to process the distance matrix in the HBase in an unifned manner to realize the hierarchical clustering algorithm and reserving multiple adjustable parameters. The algorithm simultaneously supports three clustering methods of single-linkage, complete-linkage and average-linkage. The scheme provided by the invention uses the parallel computation capacity of the Hadoop and the mass data storage capacity of the HBase, thereby improving the big data processing capacity and the expansibility of the hierarchical clustering algorithm.
Owner:SOUTH CHINA UNIV OF TECH
Ground-potential fast-mounting windage-yaw-preventing mounting tool for composite insulator wire
ActiveCN106169717AAvoid direct contactReduce volumeApparatus for overhead lines/cablesComposite insulatorsEngineering
The invention discloses a ground-potential fast-mounting windage-yaw-preventing mounting tool for a composite insulator wire. The mounting tool comprises a single-line clamp, a ball socket mounting device and a G-type mounting device, wherein the single-line clamp comprises an upper clamping sheet and a lower clamping sheet; one sides of the upper clamping sheet and the lower clamping sheet are hinged together; a groove with an arc-shaped section is formed in each of the opposite surfaces of the upper clamping sheet and the lower clamping sheet; the extension direction of the strip-shaped arc-shaped groove is parallel to a hinged shaft which is hinged with the upper clamping sheet and the lower clamping sheet; a suspension plate which is used for suspending the insulator or a single-linkage socket is arranged on the upper clamping sheet; a suspension apparatus which is used for suspending the insulator or the single-linkage socket is arranged on the suspension plate; two opening grooves are formed in the side face, opposite to the hinged side, of the upper clamping sheet; and a locking bolt is arranged on the side face, opposite to the hinged side, of the lower clamping sheet. When the mounting tool is in use, only three pairs of insulating operating rods are needed to be matched with the mounting devices, a pin remover, a bolt fastening wrench and other small tools to finish the mounting; and the ground-potential fast-mounting windage-yaw-preventing mounting tool has the advantages of small size, light weight, and simple and convenient operation.
Owner:STATE GRID FUJIAN ELECTRIC POWER CO LTD +2
Double main bear multiple hanging point crane
ActiveCN101104501BEasy to manufactureEasy to installLoad-engaging elementsCranesSocial benefitsStatically indeterminate
The present invention relates to a double-girder and multi-lifting point crane, which comprises a main beam, a lift mechanism, a translation mechanism and an electric control system. The invention is characterized in that the main beam refers to unevenly arranged double girders, while each girder is provided with a variable cross-section which is a high and narrow composite beam composed of threebox-shaped beams; the lift mechanism is composed of a plurality sets of winch systems; each set of winch system respectively connects and controls a plurality of lifting points and all the lifting points are synchronously driven by the electric control system; the cinch system is provided with a rope arrangement mechanism which adopts a single-linkage and multi-layer winding rope system; the translation mechanism is a girder self-propelled bidirectional translation mechanism arranged on both ends of the lower girder; the electric control system is an electric control system of a multi-liftingpoint crane statically indeterminate system. The crane of the invention has the advantages of super-large lifting weight, super-large lifting height and super-large span, and is applied to the lifting and docking of super-large loading capacity of offshore drilling platform large-scale subsection, which will promote the alteration of drilling platform manufacturing mode, create enormous social benefits and have a far-reaching influence over the manufacturing of the offshore industry projects in China as well as the world.
Owner:DALIAN HUARUI HEAVY IND GRP CO LTD
Multi-hole, multi-plane and same-direction finish machining fixture for large castings
ActiveCN105058081AEasy to adjustHigh degree of automationPositioning apparatusMetal-working holdersMachined surfaceEngineering
The invention discloses a multi-hole, multi-plane and same-direction finish machining fixture for large castings. The fixture comprises multiple L-shaped brackets connected in parallel, wherein the horizontal parts of all the L-shaped brackets are connected, and are provided with upward horizontal support projections; the vertical parts of all the L-shaped brackets are backwards projected to form vertical reinforcing ribs; multiple lower and upper support bases are respectively arranged on the horizontal projections of the L-shaped brackets and the vertical reinforcing ribs near the top positions; each lower support base is connected with parts to be machined through a net-shaped bracket; each upper support base is connected with the parts to be machined through a clamping device; at least one clamping device is connected with a single linkage clamping mechanism; and each single linkage clamping mechanism comprises chains for tensioning and transmission. The fixture is accurate in positioning, improves the workpiece machined surface smoothness, the machining size precision and the automation degree, and shortens the machining period.
Owner:ANHUI YONGCHENG MACHINERY
Single-wire and single-linkage suspension insulator
PendingCN108550444AIncrease creepage distanceImprove clamping stabilitySuspension/strain insulatorsEngineeringTower
The invention discloses a single-wire and single-linkage suspension insulator. The single-wire and single-linkage suspension insulator comprises a UB-shaped hanging plate, a U-shaped hanging ring, a ball head hanging ring, a glass insulator, a synthesis insulator string, a socket hanging plate and a suspension wire clamp, wherein the UB-shaped hanging plate is also used for connecting a pole tower, the suspension wire clamp comprises a hinge piece and a clamping cylinder, an upper end of the hinge piece is hinged with the socket hanging plate, a lower end of the hinge piece is hinged with a front side wall and a rear side wall of the clamping cylinder, a U-shaped locking ring is arranged at each of a left side and a right side of a hinge position of the clamping cylinder and the hinge piece, and the U-shaped locking ring is used for controlling the clamping cylinder to contract radially so as to clamp a wire. The single-wire and single-linkage suspension insulator is needed to be fixedat a preset position of the pole tower when application, the wire penetrates through the clamping cylinder of the suspension wire clamp, and the clamping stability of the wire can be improved throughclamping by the U-shaped locking rings; and by additionally arranging the glass insulator at an upper part of the synthesis insulator string, the creep distance of the single-wire and single-linkagesuspension insulator can be effectively improved, and the insulation performance is further improved.
Owner:华润电力风能(阳江)有限公司
Smelting method for producing medium-thickness plate through RH single-linkage process
InactiveCN106011595ARealize industrializationSolve the problem of flaw detection pass rateSteelmakingHydrogen
The invention discloses a smelting method for producing medium and thick plates by adopting an RH single process, belonging to the technical field of steelmaking. Desulfurization pretreatment of molten iron; converter smelting: the moisture content of all raw and auxiliary materials is controlled at ≤0.50wt%, and the steel is deoxidized and stirred; RH vacuum treatment: argon is 6-12NL / min per ton of steel, and the hydrogen content in the steel is ≤2.0 at the end of vacuum ppm; Calcium treatment: use calcium treatment to denature the non-metallic inclusions and control the calcium content in the steel at 15-20ppm; continuous casting for plate failure: constant casting speed, superheat ≤ 25°C, reduction 5.5-6.5mm, etc. The craft is complete. The advantages are: the quality of the finished product is excellent, the pass rate of flaw detection is controlled above 99.6%, and the industrialized, batch and stable production of this type of steel is realized.
Owner:SHOUGANG CORPORATION
Construction and evaluation of parting High Map on basis of high throughput
ActiveCN103525917BEliminate build effectsImprove accuracyMicrobiological testing/measurementData visualisationBiologyVisualization methods
The invention provides a construction method of a parting High Map on the basis of high throughput. The construction method comprises the steps as follows: 1), genetic segregation population markers subjected to development and parting with a high-throughput sequencing method; 2), every two markers are subjected to genetic linkage test, and linkage groups are divided; 3), linear ordering is performed and the genetic distance is calculated with an SGS algorithm, and parting errors and parting loss in sample parting data are subjected to error correction and loss compensation with a KNN algorithm; and 4), the constructed map is subjected to accuracy evaluation, and the map quality is directly displayed with a visual method. According to the construction method of the parting High Map, the parting errors and the parting loss caused by high-throughput sequencing parting are effectively eliminated through parting error correction, and the accuracy of the constructed map is improved remarkably; the SGS sequencing algorithm is used, so that the sequencing speed is high, a High Map with more than one thousand markers in a single linkage group can be constructed, and the map drawing efficiency is improved remarkably; and the requirement for original parting data is reduced, and the parting error tolerance is improved greatly.
Owner:BIOMARKER TECH
Single-linkage, damping and impact-resisting non-centering type constant-angular-velocity cardan joint
PendingCN107061528AAvoid compressionSimple structureClutchesYielding couplingFixed bearingMedial axis
The invention relates to a single-linkage, damping and impact-resisting non-centering type constant-angular-velocity cardan joint. The single-linkage, damping and impact-resisting non-centering type constant-angular-velocity cardan joint comprises an input shaft, a cardan joint body, an intermediate shaft, an output shaft and fixing bearings. The two sets of fixing bearings are connected with one end of the input shaft and one end of the output shaft correspondingly. The other end of the input shaft is connected with the cardan joint body, and a three-fork rod of the cardan joint body is connected with one end of the output shaft through a spline. The cardan joint body comprises sliding block assemblies, a main cardan joint body and the three-fork rod. The three sliding block assemblies are arranged, and three sliding grooves are formed in the sleeve wall of a sleeve and distributed in a 120-degree manner. The three sliding block assemblies are arranged in the sliding grooves correspondingly. When a certain deflection angle exists between the input shaft and the output shaft, through the mutual connection relation, constant-angular-velocity transmission is guaranteed, and large-deflection and large-torque transmission is achieved. The single-linkage, damping and impact-resisting non-centering type constant-angular-velocity cardan joint has the obvious beneficial effects of being simple in structure, low in manufacturing cost, convenient to install, good in synchronization performance, high in transmission capability, resistant to impacts and good in buffering effect.
Owner:QINGDAO UNIV OF SCI & TECH
Multifunctional combined transmission box of high-speed rice transplanter
PendingCN110043612AEasy to configure and installFunction increaseControlled membersToothed gearingsEngineeringAgricultural machinery
The invention discloses a multifunctional combined transmission box of a high-speed rice transplanter, and belongs to agricultural machinery. The multifunctional combined transmission box is characterized in that a transplanting power output shaft, an external transmission power input shaft, a transplanting plant spacing adjusting shaft, a travelling reversing I shaft, a travelling reversing II shaft and a transplanter travelling power output shaft are rotationally assembled on a box body in parallel, an output shaft end face tooth-embedded single-linkage gear and an end face tooth-embedded clutch sleeve are assembled on the transplanting power output shaft, an input shaft duplex gear, an end face tooth-embedded type transplanting plant spacing duplex gear and an end face tooth-embedded single-linkage gear are arranged on the external transmission power input shaft, an adjusting shaft single-linkage gear A, an adjusting shaft single-linkage gear B, a reverse-gear duplex gear and a transplanting plant spacing adjusting duplex gear are assembled on the transplanting plant spacing adjusting shaft, and a I shaft single-linkage gear A, a I shaft single-linkage gear shaft B, a II shaft double-linkage gear and a travelling driving gear are correspondingly arranged on the travelling reversing I shaft, the travelling reversing II shaft and the transplanter travelling power output shaft.The multifunctional combined transmission box has the advantages of being complete in operational function, compact and reasonable in structure, simple, convenient and fast to operate, capable of being conveniently assembled on a transplanting tool and reliable in use.
Owner:LUOBEI COUNTY WOLONG TRANSPLANTER MFG CO LTD
A linkage imitation corn single-grain no-tillage precision sowing fertilizer applicator
The invention relates to the field of agricultural machinery, and particularly discloses a linkage profiled corn single-seed no-tillage fine-sowing fertilizer applicator. The linkage profiled corn single-seed no-tillage fine-sowing fertilizer applicator comprises an applicator frame with a gearbox, and is characterized in that a roller cutter shaft connected with an output shaft of the gearbox is connected with the lower portion of the applicator frame; double-spiral arched straight knives are arranged on the roller cutter shaft and are the same in low coverage; a fertilizer application coulter is installed at the bottom end of the applicator frame; a depth limit wheel is arranged at the front end of the applicator frame; the applicator frame is provided with a single-hung pull rod; an integrated sowing subassembly formed by a scoop type seed sowing device and a double-disk coulter is arranged below the single-hung pull rod; a single linkage profiled pressing mechanism is arranged behind the sowing subassembly. The linkage profiled corn single-seed no-tillage fine-sowing fertilizer applicator is novel, reasonable and simple in structure, convenient to operate and adjust, reliable in use, high in adaptability and efficiency, good in economical efficiency, and capable of being widely applied to corn no-tillage fertilizer application unit fine sowing machines, and promoting popularization of the advanced technology of protective cultivation.
Owner:滨州市农业机械化科学研究所
Cavity type chelating agent and preparation method thereof
InactiveCN108864095AThermally stableHave a suitable excitation wavelengthOrganic chemistryFluorescence/phosphorescenceTriplet stateStructural formula
The invention provides a cavity type chelating agent and a preparation method thereof, and belongs to the technical field of homogeneous fluorescence immunoassay. A structural formula of the chelatingagent is shown in a formula 1. The structure is characterized in that a single linkage group is introduced to the site 4 of pyridine to mark the protein; the non-specific reaction in the marking process is favorably reduced. The chelating agent has the advantages that the heat stability and dynamics chelating stability are realized, the proper exciting wavelength and transmission wavelength are realized, the chelating agent and the rare earth ions can reach the triple stages of energy transfer, the covalence-binding functional groups can be formed between the chelating agent and the biological molecules, and the fluorescence lifetime is longer. The invention also provides the preparation method of the cavity type chelating agent. The cavity type chelating agent is characterized in that the wavelength range of exciting spectrum is 258 to 356nm, and the maximum exciting wavelength is 331nm; the fluorescence spectrum peaks of europium ion feature are 595nm, 612nm and 615nm, and the fluorescence lifetime is longer than 800s.
Owner:CHANGCHUN INST OF APPLIED CHEMISTRY - CHINESE ACAD OF SCI
Elevator group management control device and elevator group management control method
The present invention provides an elevator group management control device and an elevator group management control method. During the maintenance operation of a specified elevator, the utilization status of the elevator is given priority to manage the elevator group controlled by the group management. The elevator group management control device includes: a single elevator control system, which controls the up and down of multiple single elevators in a single building, and the opening and closing of elevator doors; The system is linked to perform operation management of multiple single elevators, the operation management control part sends a maintenance operation switching instruction to any single elevator of the multiple elevators, and for the single elevator that becomes the object of the maintenance operation switching instruction, It is judged whether or not the restriction matter restricting the maintenance operation switching has been released, and when the restriction matter has been removed, a maintenance operation command is given to the arbitrary single elevator.
Owner:HITACHI LTD
Online software upgrading circuit of onboard ejection lifesaving product
ActiveCN106776432AImprove upgrade efficiencySimplify cumbersome upgrade methodsProgram loading/initiatingSoftware deploymentAviationSoftware engineering
The invention belongs to the technical field of aviation lifesaving and relates to an online software upgrading circuit of an onboard ejection lifesaving product. The online software upgrading circuit is characterized by comprising a duplex single pole triple throw switch, two single-linkage single pole triple throw switches and two RS422 communication chips. The invention provides the online software upgrading circuit of the onboard ejection lifesaving product, so that an original tedious upgrading method of some type of new onboard product that a casing needs to be needs to be disassembled / assembled is greatly simplified; on the premise of ensuring the safety and the reliability of online software upgrading of the product, the efficiency of software upgrading of the onboard ejection lifesaving product is improved.
Owner:CHINA AVIATION LIFESAVING INST
An intelligent control method for the predetermined precision positioning of a flexible manipulator
ActiveCN113325711BAchieve predetermined precision positioningGuaranteed tracking errorAdaptive controlAngular velocityVirtual control
The invention discloses an intelligent control method for the predetermined precision positioning of a flexible manipulator, which is characterized by comprising the following steps: 1) setting the parameters of the controller and the precision range of the tracking error [‑δ 1 ,δ 1 ]; 2) Obtain the angle q of the single-link flexible manipulator link according to the sensor 1 and the angle q of the motor shaft 2 , calculate the angular velocity of the single-link flexible manipulator link and the angular velocity of the motor shaft and the state variable x 1 ,x 2 ,x 3 ,x 4 ; 3) Combine the state variable x 1 ,x 2 ,x 3 ,x 4 and the desired trajectory y m (t) and its derivatives, calculate the input vector ξ(t) of the fuzzy logic system; 4) Apply the input vector ξ(t) to the fuzzy logic system, and sequentially calculate the fuzzy membership function of the fuzzy logic system, the fuzzy basis function fuzzy Basis function vector and extension function vector ψ(ξ(t)); 5) Combined with state variable x 1 ,x 2 ,x 3 ,x 4 , the desired trajectory y m (t) and its derivatives and expansion function vector ψ(ξ(t)), iteratively calculate state error z, intermediate variable ω, adaptive parameter θ and virtual controller α; 6) Combined with virtual controller α, calculate the single The input signal u(t) of the link flexible manipulator; 7) The controller drives the single-link flexible manipulator to move according to the input signal u(t), completes the trajectory tracking, and can perform strict convergence proof and stability analysis. Has good robustness and reliability.
Owner:GUANGDONG UNIV OF TECH
Method for making green plant protection facilities based on light steel structure
Owner:天津市绿野天翼植物防护设备有限公司
An online software upgrade circuit for airborne ejection life-saving products
ActiveCN106776432BImprove upgrade efficiencySimplify cumbersome upgrade methodsSoftware deploymentAviationSoftware engineering
The invention belongs to the technical field of aviation lifesaving and relates to an online software upgrading circuit of an onboard ejection lifesaving product. The online software upgrading circuit is characterized by comprising a duplex single pole triple throw switch, two single-linkage single pole triple throw switches and two RS422 communication chips. The invention provides the online software upgrading circuit of the onboard ejection lifesaving product, so that an original tedious upgrading method of some type of new onboard product that a casing needs to be needs to be disassembled / assembled is greatly simplified; on the premise of ensuring the safety and the reliability of online software upgrading of the product, the efficiency of software upgrading of the onboard ejection lifesaving product is improved.
Owner:CHINA AVIATION LIFESAVING INST
Fixtures for multi-hole multi-plane and same-direction finishing of large castings
ActiveCN105058081BReduce development costsGuaranteed performancePositioning apparatusMetal-working holdersMachined surfacePlane orientation
The invention discloses a multi-hole, multi-plane and same-direction finish machining fixture for large castings. The fixture comprises multiple L-shaped brackets connected in parallel, wherein the horizontal parts of all the L-shaped brackets are connected, and are provided with upward horizontal support projections; the vertical parts of all the L-shaped brackets are backwards projected to form vertical reinforcing ribs; multiple lower and upper support bases are respectively arranged on the horizontal projections of the L-shaped brackets and the vertical reinforcing ribs near the top positions; each lower support base is connected with parts to be machined through a net-shaped bracket; each upper support base is connected with the parts to be machined through a clamping device; at least one clamping device is connected with a single linkage clamping mechanism; and each single linkage clamping mechanism comprises chains for tensioning and transmission. The fixture is accurate in positioning, improves the workpiece machined surface smoothness, the machining size precision and the automation degree, and shortens the machining period.
Owner:ANHUI YONGCHENG MACHINERY
Ground potential quick installation windproof bias composite insulator wire installation tool
ActiveCN106169717BAvoid direct contactReduce volumeApparatus for overhead lines/cablesComposite insulatorsWrench
The invention discloses a ground-potential fast-mounting windage-yaw-preventing mounting tool for a composite insulator wire. The mounting tool comprises a single-line clamp, a ball socket mounting device and a G-type mounting device, wherein the single-line clamp comprises an upper clamping sheet and a lower clamping sheet; one sides of the upper clamping sheet and the lower clamping sheet are hinged together; a groove with an arc-shaped section is formed in each of the opposite surfaces of the upper clamping sheet and the lower clamping sheet; the extension direction of the strip-shaped arc-shaped groove is parallel to a hinged shaft which is hinged with the upper clamping sheet and the lower clamping sheet; a suspension plate which is used for suspending the insulator or a single-linkage socket is arranged on the upper clamping sheet; a suspension apparatus which is used for suspending the insulator or the single-linkage socket is arranged on the suspension plate; two opening grooves are formed in the side face, opposite to the hinged side, of the upper clamping sheet; and a locking bolt is arranged on the side face, opposite to the hinged side, of the lower clamping sheet. When the mounting tool is in use, only three pairs of insulating operating rods are needed to be matched with the mounting devices, a pin remover, a bolt fastening wrench and other small tools to finish the mounting; and the ground-potential fast-mounting windage-yaw-preventing mounting tool has the advantages of small size, light weight, and simple and convenient operation.
Owner:STATE GRID FUJIAN ELECTRIC POWER CO LTD +2
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