2914results about How to "Easy maintenance and operation" patented technology

Aircraft maintenance and repair work is facilitated, especially for a commercial aircraft, by a diagnostic system and method, wherein an aircraft component or assembly of components is monitored by at least one sensor which produces and preferably also stores component status information. Respective status information signals are transmitted, preferably in a wireless manner, from a transmitter of the sensor to a receiver of a signal processing unit which provides status information on a display screen. The status information signals are preferably processed and evaluated with reference to rated maintenance and repair reference information to provide instructions as to what needs to be done where and when for a maintenance or repair. The sensor or sensors may operate during flight and the respective stored information is then processed and used on the ground.

The invention provides a multifunctional vacuum friction and wear testing machine, which not only can simulate special environmental atmospheres such as vacuum, radiation and corrosion, but also can conduct tribology tests in a relatively wide speed and load range by using various contact manners (ball-disc and pin-disc). The multifunctional vacuum friction and wear testing machine mainly comprises a vacuum system, a friction and wear system, a power transmission system, a control system, and the like, wherein the friction and wear system comprises a lever structure (22) used for fixing a test sample fixture (20) and capable of freely rotating in a horizontal direction and a vertical direction; the lever structure (22) comprises a cantilever beam (18) and a vertical arm (23) which are arranged in a perpendicular manner; the cantilever beam (18) is connected with the vertical arm (23) through a two degree of freedom bearing structure (17); positions of the cantilever beam (18) and the vertical arm (23) can be adjusted in the horizontal direction and the vertical direction through the control of a manipulator (15) and a hand wheel structure (13), so that the test sample fixture (20) can accurately move within two degrees of freedom; and a temperature sensor (2) and a pressure sensor (3) are mounted on the test sample fixture (20), so as to detect / monitor friction coefficients and temperature variations during the tribology tests.

In a wireless base station comprising a center unit, and a remote unit provided with an array antenna and connected to the center unit through an optical fiber, the center unit outputs to the optical fiber a transmission signal in a base band state prior to array processing, the remote unit performs the array processing of transmission signals in accordance with array weights and converts the transmission signals into RF signals, thereby to localize the compensation for transmission signal deviations occurring among the antenna elements on the remote unit side.

The invention relates to a display calibration system of a LED display screen and a calibration method thereof. The system comprises a video capture controller, a data distributor, scanning control cards and LED display modules; the memory chips of the display modules save simple-point calibration data of the display modules, which is uniformly arrayed in a LED display box in the light of a row or column cascade; a plurality of LED display boxes are uniformly arrayed in the light of the row or column cascade to constitute the LED display screen; the head end scanning control cards of each row cascade or each column cascade of the LED display screen are respectively connected with a GigE communication interface circuit of the data distributor, and the data distributor is connected with the GigE communication interface circuit of the video capture controller via the GigE communication interface circuit thereof; based on the systems, the method takes the LED display modules for saving the simple-point calibration data as units, thus realizing the calibration of display screen pixel. The invention reduces the bandwidth requirements on the connection among the scanning control cards, realizes the function of plug and play of the display modules, is convenient for batch production and simple in maintenance operation, and improves the synchronicity of calibration of the display screen.

The invention presents a new way to implement bigger keyboard in basic mobile terminal devices without increasing the size. The mobile terminal device is foldable, and can be arranged in two different closed positions. A mobile terminal device according to the invention comprises a housing, at least two covers pivotably attached to said housing, and at least two different operative surfaces. The two covers are movable between at least two closed positions. The at least two different operative surfaces are arranged on different surfaces of one of the housing and / or the covers in a way that in at least one of the closed positions, one of the two different operative surfaces is located on an outer surface of the mobile terminal device in the closed position. So a user can chose which user interface is presented to him by closing the mobile terminal device in one way or the other.

The present invention relates to a substrate processing apparatus which can improve a tact time of substrate processing. A polishing apparatus as the substrate processing apparatus includes plural polishing sections (3a, 3b) each for polishing a semiconductor wafer (W), and a swing transporter (7) for transferring the wafer (W). The swing transporter (7) includes a wafer clamp mechanism (112) adapted to clamp the wafer (W), a vertically moving mechanism (104, 106) for vertically moving the wafer clamp mechanism (112) along a frame (102) of a casing of the polishing section (3a), and a swing mechanism (108, 110) for swinging the wafer clamp mechanism (112) about a shaft adjacent to the frame (102).

The invention relates to ultraviolet-light deeply cross-linked halogen-free flame-retardant polyolefin cable material and a method for preparing an ultraviolet-light deeply cross-linked halogen-free flame-retardant polyolefin cable insulating or sheathing layer from the same. The method comprises the following steps: adding a metal hydroxide flame retardant, a cationic photoinitiator, a free radical photoinitiator, a multi-functional cross-linking agent, a compound antioxidant, a flame-retardant synergist, a synergistic smoke suppressant and a processing aid to polyethylene or grafted and modified polyethylene and / or ethylene vinyl acetate or grafted and modified copolymer thereof which are used as base materials, compounding, mixing the materials uniformly according to the proportion, granulating, extruding to prepare the ultraviolet-light cross-linked halogen-free flame-retardant polyolefin cable insulating or sheathing layer, and immediately irradiating with a specific ultraviolet-light source to obtain the deeply cross-linked halogen-free flame-retardant polyolefin cable insulating or sheathing layer. The cross-linking equipment used for preparing the novel material by using anovel technology has low investment, and the process is simple and environmental friendly, saves energy, ensures high production efficiency and low cost and good quality of product and can be widely used for producing high-performance special wire and cable products and the like.

The invention discloses an insulating and sheathing material of ultraviolet light crosslinking expanding type phosphorus nitrogen flaming resistance polyolefine cables and a preparation method thereof. The invention is characterized in that polyethylene / PEMA and / or ethylene vinyl acetate or maleic anhydride grafted ethylene vinyl acetate or acid amide grafted ethylene vinyl acetate copolymer are taken as base, added with expanding type phosphorus nitrogen halogen-free flame retardants, light trigger, polyfunctional group cross linker and chemical inhibitor and matched with flaming retardant synergistic agent, antismoke agent and processing aid, and then squeezed out and pelleted into photo-crosslinking flame retardant cable materials; and then the flame retardant cable materials are melted and extruded on a cable conductor wire core and clad into an insulating layer and a sheathing layer; hereupon the ultraviolet light irradiation crosslinking is carried on the insulating layer or the sheathing layer. Via detecting, the oxygen index of the insulating layer or the sheathing layer is larger than 30%, the vertical flaming experiment passes through UL-94 V0 level, the tensile strength is larger than 12Mpa, the elongation at break is larger than 350%, and the electric volume resistivity is larger than 8*10 omega.cm.

The invention discloses a device for detecting the breakdown of sulfur hexafluoride gas-insulated electrical equipment. The device comprises multiple gas acquisition units. The gas acquisition units are connected with an A / D conversion module (11) wihch is connected with a monitoring and analysis system (12); after SF6 decomposition gas generated from the sulfur hexafluoride gas-insulated electrical equipment is respectively filtered and measured by the gas acquisition units, gas concentration analog signals are obtained, and the gas concentration analog signals are converted to digital signals by the A / D conversion module (11); after the digital signals and the temperature and humidity signals are processed, calculated and analyzed by the monitoring and analysis system (12), a quantitative contrast relationship between the components and concentration of the SF6 decomposition gas and the inner exceptions in the sulfur hexafluoride gas-insulated electrical equipment is obtained to judge the type and the severity of the breakdown and predict development trend of the breakdown; the device for detecting the breakdown is connected with an upper computer by an RS485 or RS232 interface (34) to realize remote communication.

Techniques are disclosed for generating a representation of an access control list, the representation being utilizable in a network processor or other type of processor to perform packet filtering or other type of access control list based function. A plurality of rules of the access-control list are determined, each of at least a subset of the rules having a plurality of fields and a corresponding action, and the rules are processed to generate a multi-level tree representation of the access control list, in which each of one or more of the levels of the tree representation is associated with a corresponding one of the fields. At least one level of the tree representation other than a root level of the tree representation comprises a plurality of nodes, with at least two of the nodes at that level each having a separate matching table associated therewith.

A unit (100) for filling containers (2) with products (1), in particular pharmaceutical products (1), includes a hopper (3,3a) containing a mass of products (1) in bulk, conveying means (5,6) aimed at feeding the products (1) leaving the hopper (3) along a predetermined path (P) up to a station (SR), where the containers (2) are filled with the products (1). The containers (2) are fed to the filling station (SR) by transporting means (4,C). A checking station (SC) for checking the products (1) is situated along the path (P) upstream of the filling station (SR). The conveying means (5,6) include first means (51,52,53) consisting of vibrating planes and second conveying means (6). The second conveying means (6) are situated at the checking station (SC) between the conveying vibrating planes means (51,52,53) and the filling station (SR). The second conveying means (6) are equipped with holding means (65) for holding single products (1) thus forming, on the second conveying means (6), a series of single products (1), spaced apart and moving forward to the filling station (SR) along a portion of the path (P).

The invention belongs to the technical field of assembly of automobile components, and particularly relates to an automatic assembling machine for an automobile door hinge. The automatic assembling machine comprises an annular plate and a transmission rotation disk which is arranged in the middle of the annular plate and rotates intermittently; follow-up clamps with the number corresponding to that of processes are distributed on the surface of the plate; the transmission rotation disk is also provided with pushing mechanisms which are used for pushing the follow-up clamps to move along the surface of the transmission rotation disk in the radial direction; and a clamp positioning mechanism and a process execution mechanism are distributed on the surface of the annular plate; the pushing mechanism has two position states, wherein one of the positioning states is that the pushing mechanism pushes the clamp to extend out of the transmission rotation disk to reach the clamp positioning mechanism for positioning to ensure that the process execution mechanism can performing assembly of the process; and the other position state is that: after the process is finished, the clamp is driven to be contacted to the transmission rotation disk and is separated from the clamp positioning mechanism of the assembly position of the process. The automatic assembling machine has a simple structure, is easy to maintain and operate, greatly reduces the operation cost of hinge assembly manufacturers, and improves the running reliability of equipment.

The invention relates to a system and a power supply method, on board an aircraft. The power supply system of an aircraft comprises several generators powering with 230 volts A.C. several distinct electrical cores, wherein the various loads of the aeroplane are connected to each of these cores, in which each core comprises: an input driver (40), several identical power modules (CVS1 . . . CVSn), means of placing in parallel several power modules comprising interconnection inductances (41) between power modules, and a switching matrix (42, 44) comprising a set of contactors, means (52) of piloting the contactors of the switching matrix (42, 44), so as to reconfigure all of these contactors in the case of failure of a power module, several output filters (43), contactors (44) of the switching matrix (42, 44) that may each be connected to at one load (Cij).

The invention discloses a virtual desktop realizing system and a using method thereof. The virtual desktop realizing system comprises a plurality of virtual desktop servers, a virtual desktop gateway and a virtual desktop client-side equipment, wherein the virtual desktop servers are used for running virtual machine management programs, running virtual machine programs according to the virtual machine management programs and providing virtual desktop services via the virtual machine programs; the virtual desktop gateway is used for integrating virtual desktops of the virtual desktop servers and providing the integrated virtual desktops to corresponding virtual desktop client sides; and the virtual desktop client-side equipment is used for receiving and displaying a plurality of virtual desktops and feeding input information of external equipment to the virtual desktop servers. By the virtual desktop realizing system, complicated operation during use of the multiple virtual desktops is avoided and system performance is improved.

An upstream cylinder (21) and a downstream cylinder (24) are fixedly mounted to a support member (19), and a filter cylinder (26) is provided mountably and dismountably between the cylinders (21) and (24). In consequence, only the filter cylinder (26) can be dismounted with the cylinders (21) and (24) left as they are on the support member (19), so that the maintenance operation of a particulate matter removing filter (28) can be performed easily. In addition, pressure conduits (32) and (33) and a pressure sensor (34) of a pressure detection unit (31) for detecting a clogged state of the particulate matter removing filter (28) are disposed at positions offset from a moving path (30) of the filter cylinder (26). In consequence, only the filter cylinder (26) can be easily mounted or dismounted without being obstructed by the pressure conduits (32) and (33) and the pressure sensor (34).

An improved cable system and method for an electricity generating windmill having a base formed from a plurality of stacked base sections is provided. Each base section includes a bundle of both power and control cables which are alignable with one another when the base sections are stacked and assembled. Mating electrical connectors which may be easily interlocked are provided at the ends of the power and control cables, and in the terminals of the generator and inverter of the windmill. In the preferred embodiment, bayonet-type connectors are used to provide a secure, interlocking coupling between adjacent cable ends with a minimum amount of twisting motion between the cables, which are necessarily of heavy gauge to conduct the current produced by the generator. The system greatly facilitates installation of the cable system as well as repair or replacement of damaged or worn cables during the lifetime of the windmill.

The invention discloses a rail-wheel type semi-automatic bilateral casting machine which comprises a frame body, a travel driving unit, a casting ladle, a tilting unit, a side shifter, a counterweight unit, a controller and four tilting prevention units. The travel driving unit located at the front end of the frame body is used for driving the casting machine to travel along an H-shaped guide rail, and a seat and the controller are mounted at the rear end of the frame body; the tilting unit is used for driving the casting ladle to tilt to pour over liquid metal in the casting ladle, two sprues are arranged in the top of the casting ladle, and the casting ladle is mounted on the tilting unit through a rotating shaft of the same; the side shifter can drive the casting ladle to move laterally and can enable the counterweight unit to move backwardly synchronously; the tilting prevention units are respectively mounted on outer sides of driving wheels and driven wheels. By the arrangement, technical defects of an existing casting machine can be overcome; the rail-wheel type semi-automatic bilateral casting machine is used for batch casting situations and has functions of synchronous counterweight, safety tilting prevention, bilateral casting and the like, and has the advantages of accurate positioning, reliable operation, convenience in operation and maintenance and the like.

The invention discloses a near-field plume mass-spectroscopic diagnostic E*B probe based on the Faraday cup and belongs to the technical field of plasma mass-spectroscopic diagnosis. The probe mainly applied to measuring near-field plumes of an ion thruster and of a Hall thruster comprises a central frame, ferrite permanent magnets, a flat electrode plate, an electrode plate holder, a collimator tube, a drift tube, a Faraday cup, six carbon steel shells and an anti-sputtering heat-insulating layer. According to the connectional relation, the central frame is used as a core part, the ferrite permanent magnets are distributed on upper and lower surfaces of the central frame, the electrode plate is fixed in the central frame, and an orthogonal electromagnetic field area is formed. The six carbon steel shells are used for packaging, and the front ends of the shells are coated with an anti-sputtering heat-insulating layer. The collimator tube of stainless steel and the drift tube are fitly fixed to the centers of two ends of the central frame through shaft holes. Ions different in valence are screened by adjusting voltage among the electrode plates, univalent and bivalent ion currents are acquired with the Faraday cup of aluminum, and the ratio of near-field plum bivalent ions is acquired by analytical computing.

The invention discloses a reinforced concrete beam precrushing device. The reinforced concrete beam precrushing device comprises a workbench, a shearing device, a crushing device and a moving device used for moving reinforced concrete beams. A track used for allowing the reinforced concrete beams to move is arranged on the workbench. The shearing device and the crushing device are fixed on the workbench and are above the track. The moving device is movably arranged at one end of the track and moves from one end of the track to the other end of the track. Hydraulic power is adopted for static pressing shearing and crushing of the large reinforced concrete beams, reinforced concrete is rapidly crushed, rebars and concrete are separated, the speed is high, the yield is high, the noise is low, dust is few, the automation degree is high, the worker labor intensity is low, and thus a quite environmentally friendly mechanical crushing method is achieved. The reinforced concrete beam precrushing device has the advantages of being simple in structure, convenient to operate and maintain, safe, efficient, environmentally friendly and the like.

The invention relates to an ultraviolet deep-crosslinked expansion phosphorus-nitrogen flame-retardant polyolefine cable material, and a preparation method of an insulating or jacket layer thereof. Polyethylene or graft-modified polyethylene and / or ethylene-vinyl acetate or graft-modified copolymer thereof are used as base materials, surface-modified expansion phosphorus-nitrogen halogen-free flame retardant, cation photoinitiator, free-radical photoinitiator, polyfunctional group crosslinking agent and composite antioxidant are added, and flame-retardant synergist, synergistic smoke suppressor and processing assistant are matched to obtain the ultraviolet deep-crosslinked expansion phosphorus-nitrogen flame-retardant polyolefine cable material. The preparation method comprises the following steps: proportionally and evenly mixing the materials to obtain granules, extruding to obtain an optical crosslinked expansion flame-retardant wire cable insulating layer or jacket layer, and radiating by a specific ultraviolet source for several seconds to obtain the deep-crosslinked insulating layer or jacket layer. The new material and new technology have the advantages of low investment required for crosslinking equipment, simple technique, energy saving, environmental protection, high production efficiency, low cost and good product quality, and can be widely used for manufacturing rail transportation cables, various mechanical wires, indoor assembly wires and the like.

The invention discloses a folded launching and withdrawing device for an unmanned aerial vehicle. The folded launching and withdrawing device comprises a base, a folded beam, a launching frame, a launching air cylinder, a traction cable, winch rollers and a pulley set. The tail end of the folded beam is hinged to the base, and the launching air cylinder is fixedly arranged at the end of an inner cavity of the folded beam. The two winch rollers are arranged at the end of the folded beam. The two ends of the traction cable connected with the launching frame are connected with the two winch rollers respectively in a winding mode along a traction line formed by the pulley set. The folded launching and withdrawing device is easy to store and hide after being folded, and is convenient to carry and transport flexibly, a slide is long after unfolding, launching force is large, high controllability is achieved, launching and withdrawing are integrated, fast and continuous launching and withdrawing cross work can be carried out, the large launching type application range is achieved, the device adapts to all carrier-based and vehicle-mounted maneuvering modes, operating can be maintained through a low-power fuel engine or motor, and other guarantees are not needed.

The invention discloses efficient heterogeneous catalytic oxidation ferric-carbon micro-electrolysis packing and a preparation method thereof. The packing is prepared from the following raw materials in parts by weight: 45-65 parts of pure iron powder, 10-25 parts of cast iron powder, 2-8 parts of graphite powder, 5-15 parts of active carbon powder, 2-10 parts of copper powder, 2-10 parts of manganese powder, 2-10 parts of aluminum powder, 2-10 parts of fine wood bits, 1-6 parts of sodium silicate, 1-6 parts of sodium borate, 2-6 parts of pyrite dust and 5-15 parts of an adhesive. The efficient heterogeneous catalytic oxidation ferric-carbon micro-electrolysis packing disclosed by the invention is prepared by taking heterogeneous metal alloy with high potential difference as a catalyst and using a high-temperature micropore roasting technology and has the characteristics of heterogeneous metal and ferric-carbon integration, micropore framework type alloy structure, large specific surface area, low density, strong activity, high current density and the like; organic wastewater is treated so that COD, ammonia nitrogen and total phosphorus can be efficiently removed, the chroma can be reduced, the biodegradability can be improved, the treatment effect is extremely stable, and the phenomena of packing passivating, hardening and the like caused in the operation process can be avoided.

The invention relates to the field of manufacturing of lithium ion power batteries, in particular to a tab cutting device of a lithium battery core and tab cutting equipment using the tab cutting device. The tab cutting device of the lithium battery core comprises a driving mechanism and a tab compressing component, wherein the driving mechanism is used for driving an upper cutter to move up and down; the tab compressing component compressing component comprises a lower cushion block and an upper compressing block; the upper compressing block vertically corresponding to the lower cushion block is arranged on the driving mechanism; the upper compressing block and the upper cutter can move together up and down; a compressible elastic supporting device is arranged between the upper compressing block and the driving mechanism; or the tab cutting device of the lithium battery core is provided with a guide device, an elastic reset device, a jacking mechanism and an elastic supporting device; the guide device is used for guiding the upper compressing block to move up and down; the elastic reset device is used for providing upward elastic support for the upper compressing block; the jacking mechanism is arranged on the driving mechanism in a guide motion manner and can downwards jack the upper compressing block; and the elastic supporting device is arranged between the jacking mechanism and the driving mechanism. By adoption of the scheme, a tab can be automatically compressed in the downcutting process of the cutter.

The invention discloses a model attack angle mechanism, comprising a lower supporting seat and an upper supporting seat arranged on the lower supporting seat; two arc guide rails are parallelly arranged on a same vertical plane of the upper supporting seat, and an arc tooth bar is arranged therebetween; a coupling mechanism moves along the arc guide rails under the effect of a driving mechanism so as to drive a tested model to continuously change an attack angle in a wind tunnel. According to the invention, in a wind tunnel test, a whole support body does not need to be arranged in a wind tunnel experimental area, and only the tested model, a tail pole and partial pre-bended pole are reserved in the wind tunnel experimental area, thereby minimizing the support mechanism influence to a wind tunnel flow field, and improving test precision; in addition, a supporting device is not in contact with wind tunnel walls, thereby reducing the supporting device influence to the wind tunnel flow field.

The invention discloses a three-degree-of-freedom series-parallel type robot for traditional Chinese medicine manipulation and massage. The three-degree-of-freedom series-parallel type robot for the traditional Chinese medicine manipulation and massage comprises a movable base plate, a lifting device, an in-parallel support and a massage enforcement division. The lifting device is used to adjust heights of the in-parallel support and the massage enforcement division, the in-parallel support is a 4 HRU type in-parallel mechanism of two degrees of freedom with one translation and one rotation, and the massage enforcement division can choose a profile modeling massage finger and a column type massage head to realize manipulation and massage movements by a man hand or an elbow portion and enforces the manipulation and massage movements such as vertical vibration massage, transverse tumbling, rotary massage and any combination based on the three basic massage modes to human body parts. The three-degree-of-freedom series-parallel type robot for the traditional Chinese medicine manipulation and massage can overcome the defects of the prior art and has three degrees of freedom with one translation and two rotations; the profile modeling massage finger can be adjusted with high flexibility and bio-fidelity and strong in adaptation towards the human body manipulation and massage parts; the three-degree-of-freedom series-parallel type robot for the traditional Chinese medicine manipulation and massage also has the advantages of being good in decoupling property of mechanism movements, steady and reliable in work, compact in structure, convenient to operate and maintain, high in safety and the like.

The invention discloses a full-automatic resin lens coating spraying machine. The full-automatic resin lens coating spraying machine comprises a workbench, and an automatic lens conveying mechanism, a rotation transmission device and a spraying device arranged on the workbench, the automatic lens conveying mechanism comprises a lens conveying device and a lens output device, the outer side of each of the lens conveying device and lens output device is provided with a lens clamp device for connecting with the rotation transmission device, the rotation transmission device runs through a rotating plate device and an adjusting transmission device, the rotating plate device is provided with a gripping device, the spraying device is a spraying barrel located at the bottom end below the gripping device and provided with a vertical displacement device, and the full-automatic lens coating spraying machine is provided with a programmed control system to perform automatic control to finish the lens coating. The lens coating machine combines with spraying liquid to spray the lens, and then the lens is conveyed to an ultraviolet oven or an infrared oven to cure to finish the lens coating; the full-automatic resin lens coating spraying machine is simple in structure, small in volume, simple in coating technique, easy to operate and maintain, high in production efficiency and suitable for most of factories and eyeglasses stores.