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1431results about How to "Precise docking" patented technology

Automatic charging system of electric car and control method of automatic charging system

The invention discloses an automatic charging system of an electric car and a control method of the automatic charging system. The automatic charging system and the control method thereof have the advantages that monitoring is started from parking of the car, a charging connection reset device is disconnected after charging of the car, a user's bill is generated, charging plug butt joint and real-time charging process monitoring are included, all related data in the whole charging process are monitored by a software system portion, a hardware mechanical portion is controlled to complete a next action, the hardware portion sends new semaphore to the software portion for new command calculation after completing a command, the software portion is combined with the hardware portion, and accordingly, systematicness and intellectuality of the whole charging system are improved; a charging interface butt joint scheme based on machine vision and a machine learning algorithm is applied, and feasibility and accuracy in butt joint are guaranteed; a three-dimensional lead screw guide rail mechanism with a long stroke is used, the range of activity of a charging connector is widened, and the charging connector is suitable for multiple car models; the automatic charging system is provided with a payment code scanner, payment of related charges can be completed through a payment bar code scanning function of a cellphone-side payment application, and accordingly, intelligent payment is achieved.
Owner:XIAMEN UNIV

Medical device with high pressure quick disconnect handpiece

A method and apparatus are provided for quickly connecting a handpiece to a pressurized fluid source. A hollow tube on the handpiece is inserted through an aperture in an annular gasket which is held in a chamber in a body. On application of pressurized fluid to the body, the gasket is pressed against the walls of the chamber, and against the tube, thereby channeling the pressurized fluid through the hollow tube. The handpiece is retained in connection with the body by a releasable connector, such as a latch. The handpiece can be removed and replaced by releasing and remaking the connection.
Owner:HYDROCISION

Versatile connector for mobile telephone

A connector for easily connecting a peripheral to a mobile telephone that allows the peripheral to be oriented in at least two directions. The connector comprises a phone-side connector attached to a mobile telephone and a peripheral-side connector attached to the peripheral. The phone-side connector comprises a plurality of contacts which are duplicated adjacent to the contacts but in a reverse order. The peripheral-side connector also comprises a plurality of mating contacts which are duplicated adjacent to the contacts but in a reverse order. In this way, the phone-side connector and the peripheral-side connector can properly mate regardless of the orientation, either facing towards or away from the mobile phone user.
Owner:MOBITEK COMM CORP

Automatic/manual longitudinal position translator and rotary drive system for catheters

An automatic pullback catheter system (2) includes a disposable catheter assembly (6) mountable to a drive assembly (4). The drive assembly includes a body (8) to which a drive. chassis (14) is mounted for movement along a longitudinal path (16) by a motor (20) which rotates a longitudinal drive screw (22) selectively coupled to the drive chassis by a threaded clamp (24). A rotary drive motor (30), mounted to the drive chassis, rotates a first combined connector (34). The catheter assembly includes a hollow sheath (38) housing a rotatable and axially movable cable assembly (44). The sheath includes a proximal hub (42) mountable to the body. The cable assembly includes an elongate imaging cable (46) with a second combined connector (36) at its proximal end. The first and second combined connectors are blind matable connectors and provide for the longitudinal movement coupling, the rotary movement coupling and the data / information connection of the two connectors.
Owner:BOSTON SCI SCIMED INC

Heavy duty modular flooring and roadway device

A modular flooring system is disclosed which is designed to support heavy loads while providing stability and ground protection. The invention contemplates a modular mat having an integral main body with offset mounting and assembly flanges and a lattice interior. The mat is constructed from a unitary piece of high strength plastic. Each flange edge contains an outward radiused edge, while each non-flange edge contains an inward radiused edge. Each flange engages with a corresponding flange on an adjacent tile, allowing the outward radiused and inward radiused edges to properly mate. One or more metal cam locks located along the upper flange edges are secured into corresponding cam receptacles located along the lower flange edge. The mats may utilize optional top covers to prevent water and debris from entering the mats. The modular flooring system provides increased strength and stability and protection of the subsurface in heavy industrial applications.
Owner:SIGNATURE SYST GRP LLC

Vehicle guide system of electric vehicle charging station and guide method

The invention relates to a guide method for a vehicle guide system of an electric vehicle charging and replacing station. The guide system comprises a monitor center, one or more vehicle terminals, and one or more ground marks, wherein the monitor center comprises a monitor server; the vehicle terminal comprises a central control processing unit, which is respectively connected with an RFID (radio frequency identification) module, an image acquisition module, a video encoding module, a vehicle data acquisition module, a vehicle control module, a display module, a GPS (global positioning system) module, a wireless communication module (II), a power supply module, and a storage module; and the ground mark comprises an image mark line and an RFID mark. The guide method comprises the following steps: (1) vehicle information reading and processing; (2) path planning, and map information returning; (3) visual navigation; (4) IRID location charging and battery replacing. By adopting image mark navigation and RFID mark location, the method can guide electric vehicle to park at charging position or replacing position rapidly and accurately, thereby providing guarantee for stable operation of the electric vehicle charging and replacing station.
Owner:STATE GRID CORP OF CHINA +1

Flange welding method and welding device

The invention discloses a flange welding method. The method comprises the following steps of: arranging chunk seats at the two ends of rails; arranging flanges on the chunk seats; placing steel tubes on automatic adjusting brackets; adjusting the positions of the steel tubes so as to butt the steel tubes with the flanges; after finishing butting, performing spot-welding on the flanges; removing the automatic adjusting brackets; driving the chunk seats to rotate by using driving devices; and simultaneously driving the flanges to rotate and welding by using welding equipment. A flange welding device comprises two rails; automatic adjusting brackets are arranged on the rails; a fixed chunk seat and a moveable chunk seat are respectively arranged at the two ends of the rails; and rotary supports, the driving devices and flexible welding equipment are arranged on the two chunk seats. The method and the device have the advantages that: the flanges can be prevented from being deforming when welding so as to ensure welding quality; and the steel tubes cannot jitter when welding seam circular tubes, polygonal tubes and conical tubes with the flanges. The horizontal movement of the steel tubes can be realized by using the automatic adjusting brackets so as to realize the accurate butt of the steel tubes and the flanges.
Owner:辽宁锦兴电力金具科技股份有限公司

Charging butt joint and separation device for inspection robot and solar charging base station

The invention relates to a charging butt joint and separation device for an inspection robot and a solar charging base station. The device comprises a butt joint deviation adaptation mechanism, a charging dock mechanism arranged on the butt joint deviation adaptation mechanism, and a charging head connected with the charging dock mechanism in a matching manner; the device is arranged on the suspension clamp of a high-altitude transmission line; and the charging head is arranged on the mechanical arm of the robot. When the mechanical arm is moved along the transmission line so as to perform butt joint on the charging head and the device, the device can adapt to alignment deviation brought by installation errors of the charging head and the device, downward deformation of the transmission line due to the gravity of the robot and the like, so that the butt joint of the inspection robot and the solar automatic charging base station is realized, the butt joint is simple, efficient, safe and reliable, and the cost is low.
Owner:GUANGDONG KEYSTAR INTELLIGENCE ROBOT CO LTD

Gripping mechanism for replacing spatial on-orbit modules

A gripping mechanism for replacing spatial on-orbit modules relates to a gripping mechanism for replacing spatial modules, and aims to solve problems that an existing gripping mechanism for replacing spatial on-orbit modules is complex in structure, single in function, large in volume, heavy in weight and low in positioning precision and is inflexible. A stepping motor is mounted in a driving rack, a transition plate is connected onto an upper end surface of the driving rack, a conical positioning piece is disposed on the upper end surface of the transition plate, a driven rack is covered on the outer portion of the conical positioning piece, two positioning columns arranged radially are symmetrically mounted on the lower portion of the conical positioning piece, the upper end of a screw is connected with the conical positioning piece in a threaded manner, a wedge-shaped slider is connected onto the screw, the lower end of the screw is connected with the stepping motor, second notches are arranged on the conical positioning piece, tubular columns are mounted on the tops of the second notches in a clamped manner, conveying pipes are communicated with counter bored holes of the tubular columns, inclined surfaces of the tubular columns are abutted to the wedge-shaped sliders, and a spring is arranged between each of catches and the conical positioning piece. The gripping mechanism is used for on-orbit module service for a spacecraft and on-orbit connecting tasks.
Owner:HARBIN INST OF TECH

Sweeping robot back charging system and back charging control method thereof

ActiveCN105242674AShorten charging return timeAvoid docking instabilityTarget-seeking controlPosition/course control in two dimensionsReturn timeEngineering
The invention discloses a sweeping robot back charging system and a back charging control method thereof. The system comprises a charging seat, six infrared receiving tubes and a back charging control device, wherein the charging seat is used for dividing a region in front of the charging seat into six different signal areas; the six infrared receiving tubes are arranged on the sweeping robot; the back charging control device is used for controlling the six infrared receiving tubes to be opened when the sweeping robot needs charging, the sweeping robot is controlled to walk towards a middle near field area when any infrared receiving tube receives an infrared signal transmitted by the charging seat, and the back charging control device controls the sweeping robot to walk continuously until the sweeping robot and the charging seat to be in successful butt joint when the fifth infrared receiving tube and the sixth infrared receiving tube receive a middle near field infrared signal. The system can control the sweeping robot to quickly return to the charging seat, the charging return time is effectively shortened, and as a front-end or tail-end butt joint mode is adopted, butt joint stability caused when a left edge brush and a right edge brush are adopted to brush the charging seat during the butt joint process can be avoided, and accurate butt joint is realized.
Owner:MIDEA ROBOZONE TECH CO LTD

Tubular part welding clamping device

The invention discloses a tubular part welding clamping device which comprises a working table, wherein a first clamping mechanism for clamping a first pipe fitting and a second clamping mechanism for clamping a second pipe fitting are arranged on the working table; a first adjusting mechanism is arranged between the first clamping mechanism and the working table and is used for driving the first clamping mechanism to move left and right in the length direction of the working table; a second adjusting mechanism is further arranged on the working table; a third adjusting mechanism is arranged on the second adjusting mechanism; the second clamping mechanism is arranged on the third adjusting mechanism; the second adjusting mechanism is used for driving the third adjusting mechanism to move up and down in the height direction of the working table; and the third adjusting mechanism is used for driving the second clamping mechanism to move front and back in the width direction of the working table. The tubular part welding clamping device has the advantages of being convenient and reliable in positioning and flexible in adjustment.
Owner:宁波东方电缆股份有限公司

Automatic docking and falling connector with active follow-up function of carrier rocket

The invention discloses an automatic docking and falling connector with an active follow-up function of a carrier rocket. The connector comprises an executing mechanism, signal detection devices, an error compensation mechanism and a locking device; a base frame of the executing mechanism is fixedly connected with oscillating bars stretching out from a carrier rocket launch tower, the circumferential direction of the base frame is symmetrically provided with hydraulic cylinders, and the cylinder bodies of the hydraulic cylinders are fixedly connected with the base frame; the ends of piston rods of the hydraulic cylinders are fixedly connected with sliding blocks, the sliding blocks are connected with the error compensation mechanism through connecting rods, and the connecting rods are connected with the sliding blocks and the error compensation mechanism through spherical hinges; the signal detection devices are arranged at the upper end and lower end of the base frame and are corresponding to the positions of protruding marks on a rocket body, the protruding marks at the two ends are mutually perpendicular, one protruding mark is parallel to the axial direction of the rocket body, and the extension line of the protruding mark penetrates the charging valve center line of the rocket body. The automatic docking and falling connector with the active follow-up function of the carrier rocket can reduce the force borne by the rocket body and shorten the docking and falling time.
Owner:NANJING UNIV OF SCI & TECH +1

Rack storage system

The invention relates to a rack storage system (1) having a conveyor vehicle (3) for transporting goods (3) to be stored, parallel storage racks (6a, 6b) and a rack aisle (7) extending therebetween, which storage racks (6a, 6b) each comprise front track posts (12) adjacent to the rack aisle (7), rear rack posts (13) remote from the rack aisle (7) and front and rear horizontal beams (14, 15, 16, 17) extending in the direction of the rack aisle (7) in rack planes (10) that lie one above the other, wherein the autonomous conveyor vehicle (3) is drivable on the front horizontal beams (14, 15, 16, 17) opposite of one another. The front and / or rear horizontal beams (14, 15, 16, 17) in at least one of the rack planes (10) comprise, in the direction of the longitudinal extent thereof, at least one mounting section (66; 76) in which mounting interfaces (67) for fixing at least one function add-on module (57) of the rack storage system (1) and optionally a mounting plane for the function add-on module (57) are formed.
Owner:TGW MECHANICS GMBH

Connection structure of integrally assembled concrete frame and shear wall

The invention discloses a connection structure of integrally assembled concrete frame and shear wall. The connection structure comprises precast concrete columns, an H-shaped precast concrete composite beam, a precast concrete shear wall body, N-shaped horizontal connecting pieces, two U-bars, bolts, bolt sleeves and post-poured concrete. The U-bars are fixedly arranged on the upper and lower sides of the precast concrete shear wall body, the precast concrete columns, the precast concrete shear wall and the wall body are connected through the N-shaped horizontal connecting pieces, and a plurality of holes are reserved in the H-shaped precast concrete composite beam. After the connection structure is completed, each connecting part is cemented by the post-poured concrete to enable the columns, the wall and the beam to form an integral structure. According to the connection structure of the integrally assembled concrete frame and shear wall, the wall body is easy to lift and assemble, and accurate abutting joint of the upper and lower portions of the wall body can be realized, and quick assembling is facilitated.
Owner:CHINA MCC17 GRP

Automatic assembly machine of round capacitor

The invention relates to the field of capacitor processing equipment, in particular to an automatic assembly machine of a round capacitor. The machine includes a power distribution control box, a rotary plate and an operation screen, wherein the rotary plate and the operation screen are arranged above the power distribution control box through a bracket and communicated with the power distribution control box; clamps are uniformly arranged along a circle under the rotary plate; a feeding device, a positioning detection device, an upper tin-wire feeding device, a polarity detection device, a first tin-wire welding device, a capacitor turnover device, a lower tin-wire feeding device, a second tin-wire welding device and a discharging device are arranged in sequence on the outer side of the rotary plate in the clockwise direction and connected with the power distribution control box. The automatic assembly machine of the round capacitor has the advantages that automatic operation is adopted from feeding to discharging, the processing accuracy and processing efficiency of the round capacitor are greatly improved, and a large amount of working time is saved.
Owner:天长市中发电子有限公司

Offshore landing platform for unmanned aerial vehicle and control method for unmanned aerial vehicle landing

The invention discloses an offshore landing platform for an unmanned aerial vehicle. The offshore landing platform comprises an unmanned ship, the unmanned aerial vehicle and a buoy sub-body, whereinthe unmanned ship comprises a shipborne controller, a ship body, a shipborne communication module and a charging module, wherein the ship body, the shipborne communication module and the charging module are electrically connected with the shipborne controller; the unmanned aerial vehicle comprises a flight control module, a data acquisition module, a power supply detection module, an airborne charging module and an airborne communication module, wherein the data acquisition module, the power supply detection module, the airborne charging module and the airborne communication module are electrically connected with the flight control module; the airborne charging module comprises a conical body and an airborne charging interface; the shipborne charging module comprises a conical groove, a conical ring adapted to the external surface of the conical body and a shipborne charging interface corresponding to the airborne charging interface; and the unmanned aerial vehicle landing control method is implemented on the offshore landing platform. According to the offshore landing platform, through the ultrasonic detection, GPS positioning, visual positioning and an infrared detection modules,the flight and landing paths of the unmanned aerial vehicle are controlled accurately, the structure of the charging module is optimized and matched to enable the unmanned aerial vehicle charging docking to be accurate, the data transmission efficiency is high, and the monitoring information is real-time and effective.
Owner:SHANGHAI OCEAN UNIV

Pairing lengthening device for two-in-one pipeline

InactiveCN105195961AWon't accidentally moveRealize horizontal adjustment and alignment functionWelding/cutting auxillary devicesPipeline systemsManufacturing technologyModular design
The invention relates to a pairing lengthening device for a two-in-one pipeline and belongs to the technical field of equipment manufacture. The pairing lengthening device comprises a track and four pairing lengthening roller carriers, wherein the pairing lengthening roller carriers can be arranged on the track in the manner that the roller carriers can move along the track; each pairing lengthening roller carrier comprises radial roller adjusting devices, lifting devices and traveling devices; the traveling devices are mounted at the lower parts of the pairing lengthening roller carriers and arranged on the track in the manner that the traveling devices can move along the track; the radial roller adjusting devices can be mounted at the upper parts of the roller carriers in a vertically moving manner; the lifting devices are arranged between the traveling devices and the radial roller adjusting devices and are suitable for driving the radial roller adjusting devices to move vertically. According to the invention, since the pairing lengthening roller carriers adopt modular design, the design efficiency is improved and the production cycle is shortened.
Owner:NANJING AUTO ELECTRIC

Distributed ecological intelligent internet pension service system

InactiveCN106204396AIntegrated service for safe and healthy lifeOptimize the integrated service of healthy lifeData processing applicationsControl layerThe Internet
A distributed ecological intelligent internet pension service system comprises a government-level multi-department unified command and supervision layer, a region-level central management and control layer, a community-level service guarantee layer and a user terminal function layer. The user terminal function layer acquires user health basic data and sends the data to the region-level central management and control layer; the region-level central management and control layer receives the data and community comprehensive service guarantee service configuration information, builds a user database according to the information, generates region user group reports and distributes the reports to corresponding organizations; the government-level multi-department unified command and supervision layer sends related decisions and instructions to the region-level central management and control layer. The distributed ecological intelligent internet pension service system is an intelligent service system based on the internet of things, the internet and pension, and has the advantages of data standardization, structure networking, system self-evolution, operation disintermediation, high information security degree and the like.
Owner:南京青云智锋科技发展有限公司

Underwater automatic docking mechanism for ROV

The invention relates to an underwater automatic docking mechanism for an ROV(remotely operated vehicle). The underwater automatic docking mechanism comprises a mounting seat, wherein an axial hole and a radial through slot I which are in communication are formed in the mounting seat; an oil cylinder piston rod extends into the axial hole, and a pushing head is hinged to the piston rod; the mounting seat is fixedly connected with a conical guide head with a radial through slot II, and the two radial through slots communicate to form mounting spaces for locking blocks, and the two locking blocks are symmetrically arranged on two sides of the pushing head; the locking blocks are hinged to one side wall of the radial through slot I, the shape of the cross section of each of the locking blocks is triangular, and springs are connected between the locking blocks and the bottom of the radial through slot II; under the action of the springs, the end surfaces of the outer sides of the two locking blocks are at the vertical positions or the lower ends of the two locking blocks are close to the tilted position of the axis of the mounting seat, and the tops of the two locking blocks are in docked connection with the bottom of the pushing head; a docking block is provided with an axial through hole, and an outwards-expanding tapered hole is formed in the lower part of the axial through hole; during docking, the mounting seat extends into the axial through hole, and the locking blocks are driven by the oil cylinder to rotate, until the end surfaces of the outer sides of the locking blocks are in docked connection with the wall surface of the tapered hole. According to the underwater automatic docking mechanism, the automatic docking of the ROV and underwater equipment can be realized.
Owner:中国船舶重工集团公司第七〇二研究所

Non-superimposition beam type fabricated frame-shear wall connection structure and construction method thereof

The invention relates to a non-superimposition beam type fabricated frame-shear wall connection structure and the construction method thereof. The non-superimposition beam type fabricated frame-shear wall connection structure comprises uprights casted by concrete, shear walls and ear pick beams, wherein the uprights and the shear walls are connected in sequence through column-wall connecting pieces, anchor ring steel bars at the edges of the shear walls as well as vertical longitudinal bars; thick-thin circular steel tubes with different diameters are arranged in the shearing walls vertically, thick-thin circular steel tubes extending out of the top of a shear wall on a lower layer penetrate preformed holes of the ear pick beams placed at the top of the shear wall in an overlapped manner, shuttering is performed at column-wall connecting parts and wall-wall connecting parts, after pouring, concrete pouring is performed, subsequently, prestressed reinforcing steel is used for stretching and drawing a wall body, and grouting is performed after stretching and drawing. The construction method provided by the invention mainly comprises steps of hoisting and mounting the uprights, the shearing walls and the ear pick beams as well as the step of prestress stretching and drawing to upper and lower layers of shearing walls and the like. The invention has the advantages of convenient hoisting and butting, fast mounting speed and the like, can be extensively applied to an assembled monolithic frame-shear wall structure, and has a wide engineering application prospect.
Owner:CHINA MCC17 GRP

Identification system for pneumatic couplers

A coupler and plug system for air line uses which identifies properly mating components by the colors of the components. The coupler of the system includes a sleeve which is made in a chosen color. The plug of the system is made in the same color as the sleeve of the coupler. The plug and coupler sleeve may be anodized aluminum dyed in the same color. By choosing a plug which is of a matching color to the sleeve of a coupler, the user will choose a plug which properly mates with the coupler.
Owner:WEEMS IND INC

Zirconia ceramic ferrule and production process thereof

The invention discloses a zirconia ceramic ferrule. With zirconia ceramic powder as a main material, an ethylene-vinyl acetate copolymer, an oleic acid, polymethacrylate, atactic polypropylene and paraffin are added in the mixing process, and thus the prepared zirconia ceramic ferrule is good in abrasive resistance, strong in ageing resistance, strong in environmental adaptability, and high in strength. The invention also discloses a production process of the zirconia ceramic ferrule. The process comprises the following steps: sequentially drying, mixing, preforming, crushing, injection molding, thermal debinding, sintering, grinding and the like. High-pressure low-speed injection is adopted in the injection molding process; the compactness and absence of an air hole are ensured; the preparation method is simple, easy to control, low in cost, and high in production efficiency; the pass rate of the produced product is high; and the production process is suitable for production of the zirconia ceramic ferrule.
Owner:HEBEI SMART COMM TECH

Vehicle guidance system of electric vehicle charging and battery replacement station

The invention relates to a vehicle guidance system of an electric vehicle charging and battery replacement station. The system comprises a monitoring center, one or more vehicle-mounted terminals and one or more ground logos; the monitoring center comprises a monitoring server respectively connected with a wireless communication module I, a path planning module, an electronic map module and a license plate reading module; each vehicle-mounted terminal comprises a central control processing unit and is respectively connected with an RFID (Radio Frequency Identification) module, an image acquisition module, a video coding module, a vehicle data acquisition module, a vehicle control module, a display module, a GPS (global positioning system) module, a wireless communication module II, a power supply module and a storage module; and each ground logo comprises an image logo wire and an RFID logo. The system realizes quick and accurate parking of the electric vehicle at a charging position or a battery replacement position based on the navigation mode of the image logo and the location mode of the RFID logo, thereby providing a guarantee to steady operation of the electric vehicle charging and battery replacement station.
Owner:STATE GRID CORP OF CHINA +1

Heavy duty modular flooring and roadway device

A modular flooring system is disclosed which is designed to support heavy loads while providing stability and ground protection. The invention contemplates a modular mat having an integral main body with offset mounting and assembly flanges and a lattice interior. The mat is constructed from a unitary piece of high strength plastic. Each flange edge contains an outward radiused edge, while each non-flange edge contains an inward radiused edge. Each flange engages with a corresponding flange on an adjacent tile, allowing the outward radiused and inward radiused edges to properly mate. One or more metal cam locks located along the upper flange edges are secured into corresponding cam receptacles located along the lower flange edge. The mats may utilize optional top covers to prevent water and debris from entering the mats. The modular flooring system provides increased strength and stability and protection of the subsurface in heavy industrial applications.
Owner:SIGNATURE SYST GRP LLC

Flexible nerve tract electrode and preparation method thereof

The invention relates to a flexible nerve tract electrode, which comprises a flexible substrate, an electrode unit, an electrode lead, a lead welding spot and an insulating layer, wherein the electrode lead is electrically connected with the electrode unit and the lead welding spot; the electrode unit, the electrode lead and the lead welding spot form an electrode assembly together; the electrode assembly is arranged on the flexible substrate; the insulating layer is arranged on the flexible substrate and covers the electrode lead; and the electrode unit is electrically connected with a nerve tract. The invention also relates to a preparation method for the flexible nerve tract electrode. The flexible nerve tract electrode can be used for distinguishing moving nerve tracts and sensory nerve tracts in a nerve trunk, and can realize functions of a nerve cannula and provide space protection for growth of broken and injured nerves; functional electrical stimulation can be applied to the broken and injured nerves, so that the growth of the broken and injured nerves is accelerated; and the repair state of the broken and injured nerves can be monitored in real time by acquiring electrical physiological information at two ends of the broken and injured nerves. Moreover, the flexible nerve tract electrode can also be used for acquiring nerve information of normal nerve tracts to realize intelligent control of external instruments.
Owner:SHENZHEN INST OF ADVANCED TECH CHINESE ACAD OF SCI

Space electromagnetic docking mechanism capable of repeatedly achieving locking/unlocking, and docking method thereof

The invention discloses a space electromagnetic docking mechanism capable of repeatedly achieving locking / unlocking, and a docking method thereof. The docking mechanism comprises an active docking mechanism and a passive docking mechanism. The active docking mechanism is mounted on a target spacecraft. The passive docking mechanism is mounted on a tracking spacecraft. In the docking task process,energizing is conducted to enable two electromagnets to attract mutually, after the active docking mechanism and the passive docking mechanism are docked, a motor drives a driven gear structure to rotate, and thus the active docking mechanism and the passive docking mechanism are locked through a locking mechanism; and during a separating task, the driven gear structure is driven reversely by themotor firstly, unlocking is completed, then energizing is conducted to enable the two electromagnets to repel mutually, and thus separating is completed. According to the space electromagnetic dockingmechanism capable of repeatedly achieving locking / unlocking, and the docking method thereof, docking of the two spacecrafts is achieved through the electromagnetic action principle, consumption of apropellant and plume flow contamination can be avoided, the impact speed can be controlled to be zero theoretically through continuity and reversible controllability of electromagnetic force, and thuscollision-free docking between the two spacecrafts is achieved.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Community service big data algorithm mining system

The invention discloses a community service big data algorithm mining system, which is characterized in comprising data acquisition modules, a data processing module, an algorithm analysis module and an information pushing module, wherein various data acquisition modules independently acquire original data associated with community residents; after the original data is subjected to preliminary induction processing by the data processing module, the algorithm analysis module carries out operation analysis; and finally, classification information is input into the information pushing module, and then, the information pushing module puts forward targeted service for the community residents according to various pieces of acquired information. The community service big data algorithm mining system has the advantages that different data mining algorithms are used for finishing functions which can be borne by each module to realize accurate butt joint and form an integral system platform. Finally, precise information pushing service to different objects including residents, merchants, governments and the like can be realized. The community service big data algorithm mining system lays a solid foundation for realizing the digital management of the community and even the digital management of the whole city.
Owner:SHANGHAI YAO WEI GROUP IND

Saddle tee

ActiveUS20090145488A1Rapidly driven into main lineImprove fluid flowValve arrangementsPipe elementsEngineeringPower tool
An improved saddle tee for branching a conduit from a main line is disclosed. The saddle tee includes a base unit that defines an opening for receiving a tap and interlocking jaws for securing the base unit to a main line. The tap may include a shaped portion for receiving a tool interface to rotate the tap to drive the tap into the main line. The tool interface could be secured to a power tool to enable rapid driving of the saddle tee into the main line. The saddle tee may also include offset arcuate interlocking jaws to enable the jaws to interlock around the main line with ease. Optional interface surfaces on the tap and base unit enable the tap and base unit to interlock to limit rotation of the tap relative to the base unit when the tap is fully inserted into the base unit.
Owner:HUSQVARNA AB

Control device of elevator

The present invention provides an elevator control device, which takes count of pulse signal outputting from a rotary detector (20), and configures the pulse recording value of each floor position detected by a floor detecting unit (22) as standard pulse. Here, according to the load of a lift-cabin (13) detected by a load check unit (26), to amend standard pulse base on the offset of the lift-cabin position caused by the load and to store in a lift-cabin position memory unit (24). Thus, when the elevator running, to check the position of the lift-cabin using the standard pulse of each floor stored in the lift-cabin position memory unit (24), so as to ensure the lift-cabin (13) berth on the aim floor without step with prescribed speed.
Owner:TOSHIBA ELEVATOR KK

Installing and guiding system of propping-tensioning vertical pipe and using and recovery methods thereof

InactiveCN102220849ASimple installation and recovery of equipmentImprove securityDrilling rodsFluid removalWellheadPush switch
The invention discloses an installing and guiding system of a propping-tensioning vertical pipe as well as a using method and a recovery method thereof. The system comprises a guide frame and a temporary guide base; the guide frame comprises a tripping-in construction member and a guide sleeve, and the left side and the right side of the tripping-in construction member are fixedly connected with the guide sleeve through a transverse connecting rod; two hoisting rings are welded on the temporary guide base; pushing switches are symmetrically arranged close to the two end parts of the temporary guide base close; guide pile legs are arranged below the pushing switches; and the guide pile legs of the temporary guide base can be inserted into guide jacks of a wellhead chassis and are locked with the wellhead chassis. In the invention, during the installing process, the propping-tensioning vertical pipe can be accurately butt-jointed with a seabed wellhead smoothly, and other vertical pipes are not influenced; and after the installation of TTR (Target-Tracking Radar) vertical bars is completed, an installing and guiding device can be recovered to be used for the installation of a next well. A guide rope of the temporary guide base is used for recovery, and an additional winch mooring rope device is not needed.
Owner:DALIAN UNIV OF TECH
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