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42results about How to "No connection" patented technology
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Driving wheel for driving an auxiliary apparatus of a vehicle
InactiveCN1715706AGood vibration dampingLow maintenanceRotating vibration suppressionYielding couplingDrive wheelTorsional vibration
The present invention provides a transmission wheel for driving an auxiliary unit of a vehicle gas engine. The present invention includes a damping device; wherein, the transmission wheel is connected with a shaft, and the damping device includes at least a torsional vibration damper working without lubricant.
Owner:LUK LAMELLEN & KUPPLUNGSBAU BETEILIGUNGS KG
Steam and liquid separator for air conditioner and its producing method
Separator for steam and liquid includes exhaust pipe, mounting plate, air inlet pipe, filter, and barrel characters are that both exhaust pipe and air inlet pipe are prepared from iron pipe. Advantages are: reasonable structure, lowering production cost, no lap joint in one whole iron pipe, no welding line. Procedure for welding exhaust pipe, air inlet pipe and up barrel is changed to about 1130 deg.C furnace brazing under protective atmosphere from flame weld. Advantages of the procedure are: simplified operation technique, fine welding line, high weld strength, good air-tightness, and no pile of solder. Protection weld of CO2 gas is adopted for welding between up barrel and low barrel. Then, tube end expansion is carried out for exhaust pipe, and air inlet pipe so as to guarantee reasonable assembly technique.
Owner:广州大津电器制造有限公司
Sensitization-free chemical nickel-plating method of conducting glass
ActiveCN102851654ASimplify preprocessing stepsClear texture of metal terminals and connection linesLiquid/solution decomposition chemical coatingChemical platingIndium
The invention discloses a sensitization-free chemical nickel-plating method of conducting glass and belongs to the technical field of chemical plating. The sensitization-free chemical nickel-plating method of conducting glass is suitable for chemical nickel-plating of indium tin oxid (ITO) conducting glass and fluorine-doped tin oxide (FTO) conducting glass. The sensitization-free chemical nickel-plating method of conducting glass comprises six steps of oil removal, coarsening, glue removal, catalysis, activation and chemical nickel-plating. The sensitization-free chemical nickel-plating method is a nickel-plating method suitable for conducting glass and having good selectivity to a glass conducting surface. A planting layer obtained by the method has good adhesion with base glass and high brightness and can obviously improve conductivity of a glass conducting surface. The sensitization-free chemical nickel-plating method of conducting glass adopts raw materials having a wide source and low costs, and is suitable for metallization treatment on mobile communication terminal capacitive touch screen (ITO, FTO) line terminals.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
Docking unmanned aerial vehicle and aerial cargo loading and unloading method
InactiveCN110065637AReal-time handover and deliveryReduce dependenceWeight reductionFreight handlingUncrewed vehiclePropeller
The invention discloses a docking unmanned aerial vehicle and an aerial cargo loading and unloading method. The docking unmanned aerial vehicle includes an unmanned aerial vehicle center, a docking system, a battery, a motor, a vehicle arm, a propeller and a landing gear, and the docking system comprises a lift, a docking mechanism and a vision module. During aerial cargo loading and unloading, afixed-wing aircraft arrives above the destination, real-time coordinates are sent to the ground docking unmanned aerial vehicle through a navigation and positioning system, after receiving a signal, the ground docking unmanned aerial vehicle takes off and flies under fixed wings, a two-dimension code on the belly of the fixed-wing aircraft can be identified through a camera for precise position adjustment, then loading and unloading of containers are completed through the docking mechanism. According to the docking unmanned aerial vehicle and the aerial cargo loading and unloading method, thetwo-dimensional code is used for visual identification docking, the precision is high, and meanwhile, the fixed wing weight is not needed to be carried and pneumatic parts are not needed to be connected, and the overall performance is effectively improved.
Owner:南京智飞航空科技有限公司
Simultaneous measurement system of six degrees of freedom error with single fiber coupled dual-frequency laser
ActiveCN106461372BDrift suppressionEfficient separationInterferometersUsing optical meansBeam splitterPolarization-maintaining optical fiber
Owner:BEIJING JIAOTONG UNIV
Water chiller unit, operating method and refrigerant for air-conditioner refrigeration field
ActiveCN104315633AImprove energy efficiencyRaise the evaporation temperatureSpace heating and ventilation safety systemsSpace heating and ventilation control systemsElectronic expansion valveChilled water
The invention discloses a water chiller unit for the air-conditioner refrigeration field. The water chiller unit comprises a compressor, a condenser, a liquid reservoir, a drying filter, a liquid mirror, an electronic expansion valve, a first casing type evaporator, a second casing type evaporator, an adjusting valve, a cooling water pump, a first chilled water pump, a second chilled water pump, a three-way valve and refrigerant. The outlet end of the electronic expansion valve is connected with the first inlet end of the first casing type evaporator, the first outlet end of the first casing type evaporator, the first inlet end of the second casing type evaporator and the outlet end of the electronic expansion valve are connected with three orifices of the three-way valve respectively. The water chiller unit solves the problems that an existing one-off cooling and dehumidifying air conditioner is low in evaporation temperature, air supply humidity is difficult to accurately control, energy efficiency ratio of a refrigerating unit is hard to increase. Meanwhile, the invention further provides an operating method of the water chiller unit, and two kinds of chilled water different in temperature are effectively provided. Further, the invention provides the refrigerant. Performance of a heat and humidity segment treatment system can be improved.
Owner:SOUTHEAST UNIV
Damage-free steel beam reinforced concrete frame and construction method thereof
The invention discloses a damage-free steel beam reinforced concrete frame and a construction method thereof. The damage-free steel beam reinforced concrete frame comprises steel clamping plates, thesteel clamping plates comprise an upper steel clamping plate, a middle steel clamping plate and a lower steel clamping plate, the upper steel clamping plate and the lower steel clamping plate are thesame in structure and correspondingly correspond to a flange connecting area of a steel beam, and the middle steel clamping plate corresponds to a web of the steel beam; the upper steel clamping platecomprises two steel plates, and the two steel plates are fixed to reinforced concrete columns through long screws on the two sides. The U-shaped middle steel clamping plates are fixed to the reinforced concrete columns through adhesives, outward-extending steel plates are arranged on the sides, close to the steel beam, of the upper steel clamping plates, the middle steel clamping plates and the lower steel clamping plates, and the outward-extending steel plates of the upper steel clamping plate and the lower steel clamping plate are connected with upper and lower flanges of the steel beam through connecting steel plates. The outwards-extending steel plate of the middle steel clamping plate is directly connected with the web of the steel beam. According to the damage-free steel beam reinforced concrete frame and the construction method thereof, the integrity of the columns during reinforcing of the reinforced concrete frame is enhanced, and the damage-free steel beam reinforced concrete frame has wide application prospects in reinforced concrete structure buildings.
Owner:HUAQIAO UNIVERSITY
Aluminum alloy plate node shear connecting structure and connecting method thereof
InactiveCN108532776AEasy to installPrecise positioningBuilding constructionsEngineeringVertical shear
The invention relates to an aluminum alloy plate node shear connecting structure and a connecting method of the structure. The shear connecting structure comprises an upper cover plate, a lower coverplate, a plurality of connecting rod pieces and a plurality of fasteners, wherein the connecting rod pieces are fixed on the upper cover plate and the lower cover plate through the fasteners; a reinforcing rod piece is vertically arranged between the upper cover plate and the lower cover plate; the upper cover plate is horizontally arranged at the top end of the reinforcing rod piece; the lower cover plate is horizontally arranged at the lower end of the reinforcing rod piece; a center line of the reinforcing rod piece in a length direction is coincided with center lines of the upper cover plate and the lower cover plate; and the centers of the upper cover plate and the lower cover plate are connected with the reinforcing rod piece in a fastening manner. Compared with the traditional aluminum alloy plate node, the vertical shear capacity of the connecting structure can be improved by several times, aluminum alloy sections are saved, and the connecting structure is convenient in construction.
Owner:TONGJI UNIV
Air outlet for ventilating the interior of a motor vehicle
ActiveCN102785552AEasy to assembleSimplified fluid connectionsAir-treating devicesVehicle heating/cooling devicesEngineeringAir conditioning
An air outlet1 for ventilating the interior of a motor vehicle is provided. The air outlet1 is fluidly connected with a module of a heating, ventilating and / or air conditioning system. The air outlet1 includes a linkage region2 having an opening3 An insulating structure is held in the linkage region with the air outlet in a fluidically-connected state. A retainer 4 is provided so the insulating structure 100 can be fixed in place on the air outlet 1 in the linkage region 2. The invention also provides an automobile having the air outlet1 for ventilating the interior of the motor vehicle.
Owner:GM GLOBAL TECH OPERATIONS LLC
Flexible steel sheet contact sealing devices and combined sealing structure thereof
ActiveCN101915310AEliminate tightnessLittle effect of currentEngine sealsCombustion processAir preheaterEngineering
The invention relates to flexible steel sheet contact sealing devices and a combined sealing structure thereof. The flexible steel sheet contact sealing device comprises a component mounting substrate which is provided with a plurality of layers of wearable flexible steel sheets in elastic sealing contact with a sector plate end face or an axial curved plate of a rotary air preheater; and guard strips are arranged among the flexible steel sheets. The combined sealing structure comprises the flexible steel sheet contact sealing devices; the working end faces of the flexible steel sheets are provided with a plurality of notches; the flexible steel sheets are arranged in parallel along the width direction and are arranged in a staggered mode along the thickness direction; the flexible steel sheet contact sealing devices are arranged in parallel along the width direction of the flexible steel sheets; and the corresponding flexible steel sheets on adjacent flexible steel sheet contact sealing devices are seamlessly butted. The invention provides the flexible steel sheet contact sealing devices and the combined sealing structure thereof, which can reduce the capacity of a boiler fan andfulfill the aim of reducing the service power consumption rate of a thermal power plant.
Owner:NINGBO FUSHIDA ELECTRIC ENG +1
Round window
InactiveCN102477833ASimple structureEasy to useWindow/door framesWing arrangementsSash windowEngineering
The invention discloses a round window, and belongs to the technical field of windows. The round window comprises a window frame and a round window sash installed in the window frame, wherein the inner wall of the window frame is a spherically annular sphere, and an embedded frame of the round window sash is a circular embedded frame matched with the inner wall of the window frame; a semi-circular groove around the wall is arranged on the outer annular wall of the embedded frame, and a damping ring is embedded in the groove; and the round window sash is embedded in the spherically annular inner wall of the window frame and is always tangential to the spherically annular inner wall. The non-hinge and non-rotating-shaft connection of the window sash and the window frame are realized, and correspondingly the random-angle and random-direction opening of the window sash is realized. The round window has the beneficial effects of simple structure, and convenience in use, wind guide and lighting.
Owner:刘强文
Surroundings-sensing system having an ultrasonic transducer, and a motor vehicle having such a surroundings-sensing system
InactiveCN105324185AEasy to assembleSave installation spacePiezoelectric/electrostrictive resonant transducersMechanical vibrations separationUltrasonic sensorResonance
The present invention discloses a surroundings-sensing system having an ultrasonic transducer that has at least one transducer element and at least one resonance body, and having a membrane for sound transmission, the surroundings-sensing system according to the invention being designed to transmit and / or receive ultrasound signals. The resonance body has a front body and a rear body and is coupled to the membrane at an end face of the front body, the end face of the front body coupled to the membrane being planar. Furthermore, the present invention discloses a motor vehicle having a bumper, side mirror or door section and at least one surroundings-sensing system of this type, the membrane of the surroundings-sensing system being formed by an outer shell of the bumper, the side mirror or the door section, and the ultrasonic transducer being hidden behind the outer shell.
Owner:ROBERT BOSCH GMBH
Detachable storage rack
The invention relates to a detachable storage rack. The detachable storage rack comprises a tray, stand columns, a cross bar, connecting pieces and stable stay ropes; the tray includes a grid part and a bracket; a hanging nail is arranged on the grid part; the bracket includes hollow frustum-shaped support legs and hollow square pipes; the hollow square pipes are fixedly mounted in the positions of four corners of the grid part; the hollow frustum-shaped support legs are fixedly mounted at the lower ends of the hollow square pipes; the lower ends of the stand columns are inserted in the hollow square pipes; the connecting pieces are mounted on the stand columns; the two ends of the cross bar are respectively mounted on the connecting pieces of the two stand columns; one ends of the stable stay ropes are hung on the connecting pieces, and the other ends of the stable stay ropes are hung on hanging nails of the grid part; and the two stable stay ropes on the same side are across arranged to fix the whole detachable shelf as a whole. The detachable shelf has following beneficial effects: storage and stacking are conveniently carried out; objects can be well protected; detachment and unloading are conveniently performed so that usage space of a warehouse is saved.
Owner:宁夏北方彩新建工集团股份有限公司
High-side wall concrete construction joint zero-defect construction method
InactiveCN110409634AFlawlessNo connectionBuilding material handlingBuilding insulationsLap jointSlurry
The invention relates to a high-side wall concrete construction joint zero-defect construction method. A poured bin side joint is polished to be flat, circumferential cutting is carried out at the side joint to form a construction joint, the construction joint and a grinding area are cleaned, a double-faced adhesive tape is attached to the flat grinding area. before pouring of a to-be-poured bin,a trolley template, the cutting joint and the double-faced adhesive tape are pressed and sealed, the trolley template is controlled to compress the thickness of the double-faced adhesive tape, and therefore the trolley template and the poured bin side joint are closely attached without seam face fracturing. The high-side wall concrete construction joint zero-defect construction method overcomes the problems that the joint angle of an original high side wall lining construction joint has defects, lap joint sealing is not good, and the lap joint opportunity selection deviation has defects, and the beneficial effects that the lap joint is tight, the joint angle of the construction joint is free from defects, jointing and sealing are good, during pouring of the to-be-poured bin, fracturing ofthe side joint is not prone to generating, slurry seepage is not prone to happening, and operation is simple and convenient to achieve are achieved.
Owner:CHINA THREE GORGES PROJECTS DEV CO LTD +1
Wiring device between motor and controller
ActiveCN104051871AWiring neatNo connectionClamped/spring connectionsMechanical engineeringEngineering
Owner:JIANGSU XIECHANG ELECTRONICS TECH
Rack bar and guide bar structure for fishing reel
The invention relates to the field of fishing gears, in particular to a rack bar and guide bar structure for a fishing reel. The rack bar and guide bar structure for the fishing reel comprises a fishing reel body, a mounting seat is arranged in the middle of the fishing reel body, a rack bar penetrates through the middle of the mounting seat, a convex ring is arranged on the lower portion of the rack bar, a bearing and a bearing sheath are arranged on the convex ring, a one-way bearing is arranged outside the bearing sheath, a one-way sleeve is arranged outside the one-way bearing, a fixing plate is arranged on the mounting seat, and a mounting body is arranged below the mounting seat. The upper portion of the outer wall of the one-way bearing extends out of a supporting foot, a reaction rod is arranged on the fishing reel body, a main shaft penetrates through the rack bar, a sliding block is arranged on the lower portion of the main shaft, a sliding block pressing plate and a sliding block shaft are arranged on the two sides of the sliding block, a hole transversely penetrates through the convex ring, a guide claw and a guide claw copper sleeve are installed in the hole, and a guide claw fixing ring is arranged outside the convex ring. The rack bar and guide bar structure for the fishing reel has the advantages that a guide rod transmission structure is formed through transmission of the fishing reel, take-up is more even and smoother, the structure that the guide claw is installed on the rack bar is simpler to assemble, and redundant gear connection is avoided.
Owner:慈溪市鱼乐渔具有限公司
Method for converting SAP RFC protocol into HTTP protocol
The invention relates to the technical field of interface integration, in particular to a method for converting an SAP RFC protocol into an HTTP protocol, which comprises the following steps of: 1) setting RFC adaptation information and storing the RFC adaptation information into a database; 2) setting RFC parameter information and storing the RFC parameter information in a database; and 3) calling the RFC adaptation information and the RFC parameter information from the database, and packaging the RFC adaptation information and the RFC parameter information into an HTTP interface for other systems to call. The method has the beneficial effects that the HTTP protocol is used for replacing the traditional RFC interface to obtain data, and compared with the RFC interface which can only be used for the SAP system and the SAP system or the non-SAP system, the HTTP protocol is wider in application range, and the effect is particularly remarkable when a plurality of systems are mutually called; and meanwhile, parameter configuration of HTTP is more flexible, transmission of parameters can be simplified, header information can be self-defined, interface calling is more reasonable and normative, and the method has the advantages of being simple, rapid, flexible, free of connection, free of state and the like.
Owner:ZHEJIANG HONGCHENG COMP SYST
Emergency Internet of Things gateway device and emergency Internet of Things networking system
PendingCN109428800AImprove reliabilityNo connectionNetwork topologiesNetworks interconnectionCamera controlNetwork communication
The invention discloses an emergency Internet of Things gateway device and an emergency Internet of Things networking system and belongs to the field of Internet of Things technology. The gateway device comprises a main control module circuit, a battery pack as well as an exogenous emergency light functional circuit, a built-in camera control circuit and an indicator light circuit, the main control module circuit is also electrically connected with multiple communication circuits, each communication circuit comprises a 4G uplink communication circuit, an Ethernet uplink communication circuit,a WiFi uplink communication circuit and a 2.4G downlink communication circuit, and the emergency Internet of Things networking system comprises an emergency Internet of Things intelligent gateway, a remote disaster recovery platform server, an application platform server and multiple Internet of Things intelligent hardware terminals. The gateway device disclosed by the invention smartly fits the traditional emergency light in design, is strong in building adaptability and convenient in construction installation, does not occupy an independent space and does not need a complicated circuit connection, and the gateway device disclosed by the invention still can realize an Internet of Things service function application with extremely high reliability under common network communication conditions.
Owner:无锡新思联信息技术有限公司
Rescue assembly for pipeline robot
The rescue assembly for the pipeline robot comprises a jaw part and a clamp arm part which are matched with each other, the jaw part is installed at the end of the rescue robot, and the clamp arm part is installed at the front end and / or the rear end of the robot to be rescued; the clamp arm part comprises a clamp arm; the jaw part comprises a detector and a semi-enclosed first bracket, and two first metal sheets inclined inwards are arranged at an opening of the first bracket; the tail ends of the two first metal sheets abut against each other, and a closed cavity capable of containing the clamp arms is formed between the two first metal sheets and the first support. The front ends of the two first metal sheets are fixedly connected with the two opening ends of the first support respectively and electrically connected with the two terminals of the detector, and a conductive path is formed between the two terminals of the detector; and when the jaw part impacts the clamp arm part, the clamp arm extends into the closed cavity of the jaw part from the abutting part of the two first metal sheets, and the conductive path continues to be switched on after being instantaneously switched off.
Owner:杭州赫恩数字技术有限公司
Steam and liquid separator for air conditioner and its producing method
Separator for steam and liquid includes exhaust pipe, mounting plate, air inlet pipe, filter, and barrel characters are that both exhaust pipe and air inlet pipe are prepared from iron pipe. Advantages are: reasonable structure, lowering production cost, no lap joint in one whole iron pipe, no welding line. Procedure for welding exhaust pipe, air inlet pipe and up barrel is changed to about 1130 deg.C furnace brazing under protective atmosphere from flame weld. Advantages of the procedure are: simplified operation technique, fine welding line, high weld strength, good air-tightness, and no pile of solder. Protection weld of CO2 gas is adopted for welding between up barrel and low barrel. Then, tube end expansion is carried out for exhaust pipe, and air inlet pipe so as to guarantee reasonable assembly technique.
Owner:广州大津电器制造有限公司
A linear transmission module and the transmission module composed thereof
InactiveCN105668166BRun fastGuaranteed uptimeControl devices for conveyorsMechanical conveyorsProduction lineElectric machine
Owner:深圳安格锐电气有限公司
Sensitization-free chemical nickel-plating method of conducting glass
ActiveCN102851654BQuality improvementClear textureLiquid/solution decomposition chemical coatingChemical platingIndium
The invention discloses a sensitization-free chemical nickel-plating method of conducting glass and belongs to the technical field of chemical plating. The sensitization-free chemical nickel-plating method of conducting glass is suitable for chemical nickel-plating of indium tin oxid (ITO) conducting glass and fluorine-doped tin oxide (FTO) conducting glass. The sensitization-free chemical nickel-plating method of conducting glass comprises six steps of oil removal, coarsening, glue removal, catalysis, activation and chemical nickel-plating. The sensitization-free chemical nickel-plating method is a nickel-plating method suitable for conducting glass and having good selectivity to a glass conducting surface. A planting layer obtained by the method has good adhesion with base glass and high brightness and can obviously improve conductivity of a glass conducting surface. The sensitization-free chemical nickel-plating method of conducting glass adopts raw materials having a wide source and low costs, and is suitable for metallization treatment on mobile communication terminal capacitive touch screen (ITO, FTO) line terminals.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
Surroundings sensing device with ultrasonic converter and motor vehicle with such surroundings sensing device
ActiveCN105339099BEasy to assembleSave construction spacePiezoelectric/electrostrictive resonant transducersMechanical vibrations separationUltrasonic sensorResonance
The present invention discloses a surroundings-sensing system having an ultrasonic transducer that has at least one transducer element and at least one resonance body, and having a membrane for sound transmission, the surroundings-sensing system being designed to transmit and / or receive ultrasound signals. The resonance body has a front body and a rear body and is coupled to the membrane at an end face of the front body, the front body and / or the rear body of the resonance body consisting of at least one composite material. Furthermore, the present invention discloses a motor vehicle having a bumper, side mirror or door section and at least one surroundings-sensing system of this type, the membrane of the surroundings-sensing system being formed by an outer shell of the bumper, the side mirror or the door section, and the ultrasonic transducer being hidden behind the outer shell.
Owner:ROBERT BOSCH GMBH
Displays and Electronics
ActiveCN111328184BImprove reliabilityInhibit migrationPrinted circuit aspectsHigh voltage circuit adaptationsFlexible circuitsMoisture barrier
The invention discloses a display screen and electronic equipment. The disclosed display screen includes a flexible circuit board, and the flexible circuit board includes a flexible substrate, a first pin and a second pin, and the first pin and the second pin are arranged at intervals Flexible substrate; the flexible substrate is provided with a charge isolation part, and the charge isolation part is located between the first pin and the second pin; or, the flexible circuit board also includes a packaging part and a moisture barrier layer, and the packaging part wraps part of the first pin and the second pin For some of the second pins, a moisture barrier layer is provided between the first pins and the package part, and a moisture barrier layer is provided between the second pins and the package part. The above solution can solve the problem of charge migration between adjacent signal pins.
Owner:VIVO MOBILE COMM CO LTD
Preparation method and application of multilayer functional scaffold with controllable three-dimensional structure
The invention belongs to the technical field of medical materials, and discloses a preparation method and application of a three-dimensional controllable structure multi-layer functional bracket. Put it in an oven to dry the water, then put it in a single-screw extruder for melt blending, and extrude the strip; use a three-roll calender for non-stretching cooling, and then cut it into a length of 40~ 60cm strips to obtain polylactic acid / polyethylene oxide extrudates with alternating multi-layer concentric cylindrical structure; the polylactic acid / polyethylene oxide extrudates are cut into strips with a length of 5~20mm , the stent preform is obtained through a hot pressing process, a drilling process or a winding process; the stent preform is placed in deionized water to remove the polyethylene oxide layer, and leached to obtain a multi-layer functional stent with a controllable three-dimensional structure. The method has the advantages of simple process, wide applicability, low cost, environmental friendliness, high production efficiency and wide application range of the bracket.
Owner:ZHENGZHOU UNIV
Preparation method and application of multilayer functional stent with controllable three-dimensional structure
The invention belongs to the technical field of medical materials, and discloses a preparation method and application of a multilayer functional stent with a controllable three-dimensional structure.The method includes the following steps: putting medical L-polylactic acid particles and polyethylene oxide particles in a baking oven to remove moisture, and performing melt blending in a single-screw extruder to obtain a strip through extrusion; subjecting the strip to non-stretching cooling by a three-roll calender, and cutting the strip into the strip 40-60cm in length to obtain a polylactic acid / polyethylene oxide extrudate with an alternating multilayer concentric cylindrical structure; cutting the polylactic acid / polyethylene oxide extrudate into a strip 5-20mm in length, and preparingthe strip into a stent preform according to a hot pressing process, a punching process or a winding process; putting the stent preform in deionized water to remove a polyethylene oxide layer, and performing leaching to obtain the multilayer functional stent with the controllable three-dimensional structure. The preparation method has the advantages of simple process, high applicability, low cost,environmental friendliness, high production efficiency, and wide application range of the stent.
Owner:ZHENGZHOU UNIV
A valveless reciprocating micropump
InactiveCN106438339BImprove stabilityImprove reliabilityPositive displacement pump componentsLiquid fuel engine componentsEngineeringElastic rods
The invention discloses a no-valve reciprocating micro pump. The no-valve reciprocating micro pump comprises an inlet pipe, an upper main pipe, a lower main pipe, a vertical line elastic rod and a horizontal line elastic rod, wherein the upper main pipe and the lower main pipe are connected to form an S-shaped main pipe needed to pump a fluid; the fluid with a speed as a periodic sine function is introduced in the inlet pipe, and drives the line elastic rods to deform; and a certain inhibition effect on the fluid in the pipe is formed by the deformation of the line elastic rods, so that the net pumping flow from left and right is continuously increased. The no-valve reciprocating micro pump has the advantages of simple structure, no need of external voltage, good stability, low cost and convenience for mass production, and can finish high-efficiency fluid pumping.
Owner:HAINAN UNIVERSITY
Method for forming capacitor and random access memory unit
InactiveCN100590848CIncrease surface areaNo connectionSemiconductor/solid-state device manufacturingCapacitanceRandom access memory
Disclosed is a capacitor formation method, including the following steps: developing even discrete atom islands on a semiconductor substrate which has a dielectric interlayer and a polycrystalline silicon layer in sequence; processing annealing so as to enable the atom islands to react with the polycrystalline silicon layer to form discrete spherical grains; with the discrete spherical grains as amask, etching the polycrystalline silicon layer and the dielectric interlayer and developing a groove in the dielectric interlayer; and developing a first conduction layer, an insulating medium layerand a second conduction layer sequentially on the dielectric layer inside and outside the groove. The invention further provides a method for forming a random access memory cell. Since the atoms arecontrollable in size and density and the conductive grains formed after annealing are also controllable in size and density, the conductive grains will not be connected along with the minimizing of the size of the semiconductor, thus increasing the surface of the capacitor and improving capacitance.
Owner:SEMICON MFG INT (SHANGHAI) CORP +1
A prefabricated composite wallboard based on mortar external thermal insulation treatment and its manufacturing method
ActiveCN105401687BReduce consumptionEnergy saving and environmental protectionBuilding componentsPolymer bondingThermal insulation
The invention relates to an assembled type composite wall board based on heat insulating treatment outside mortar and a manufacturing method of the assembled type composite wall board. The assembled type composite wall board comprises a composite wall board, polymer bonding mortar, heat insulating mortar, polymer crack-resistant mortar and alkali-proof glass grid cloth, wherein the polymer bonding mortar is coated on one surface of the composite wall board; the heat insulating mortar is sprayed or poured on the polymer bonding mortar; the polymer crack-resistant mortar is sprayed or poured on the heat insulating mortar; the alkali-proof glass grid cloth is pressed into the polymer crack-resistant mortar. According to the composite wall board disclosed by the invention, a novel ecological concrete material is used, so that the problem of high consumption of conventional raw materials can be effectively solved, and the composite wall board has the advantages of being energy-saving, environment-friendly, green, ecological and the like; factory fabricated production is adopted, so that the industrialization of building components is facilitated, on-site construction assembly is facilitated, the construction efficiency is greatly improved, and the construction time is shortened. The composite wall board has the advantages of being low in cost, good in quality stability, strong in structural completeness, and quick to construct, can also well meet the energy-saving requirement of regions where the temperature is high in summer and is low in winter in China.
Owner:陕西勤创矩阵建筑科技有限公司
A kind of high-strength tarpaulin and its manufacturing method
ActiveCN110103552BIncrease impactAbsorbentSynthetic resin layered productsTents/canopiesFiberSupercritical drying
The invention discloses a high-strength paulin and a manufacturing method thereof and belongs to the technical field of paulins. The manufacturing method of the high-strength paulin comprises the following specific steps of substrate fiber preparation, surface treatment, sol preparation, wetting, base cloth manufacturing, aging treatment, supercritical drying, surface layer raw material preparation, surface layer raw material treatment and curtain coating so as to obtain the high-strength paulin. By treating the surface of a substrate fiber, the surface roughness is improved, a novel substratefiber material is adopted for base cloth manufacturing, by adopting a technology of compounding first and weaving afterwards, surface layer coating is conducted, through the surface layer, the waterproof performance, heat insulation performance and ageing-resistant performance of the paulin are improved, and the prepared paulin is low in weight, long in service life and low in application cost.
Owner:青岛甜昊新材料科技有限公司
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