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72results about How to "Noiseless operation" patented technology
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Anti-falling device for steel pipe pole operation of power transmission lines
The invention belongs to the technical field of operating maintenance of power transmission lines, and particularly relates to an anti-falling device for steel pipe pole operation of power transmission lines. The anti-falling device is arranged on a binding type safety belt base body, a steel pipe pole on the safety belt base body is carried by a worker to an operation position, a locked detectiondevice is unlocked and winds across angle iron so as to be tied, and a hanging ring of a falling brake device is hung at a high position. A warning message can be given out if a safety belt is not tied, and an insertion head can be pushed inwards automatically if the insertion head is not fastened. When the worker falls, a central control monitoring unit can provide a brake signal to make the falling brake device to act rapidly, mechanical brake is triggered if an electric fault happens, and thus dual protection is achieved. The work conditions of all components are fed back to ground monitoring personnel in the whole process. The anti-falling device has the advantages that the brake distance is short, noise is avoided in the operation process, reminding and monitoring functions can be achieved, and the anti-falling device is safe and reliable.
Owner:STATE GRID LIAONING ECONOMIC TECHN INST +2
Wireless remote energy-saving control heating metering system
InactiveCN102767867AControl priorityRealization feeLighting and heating apparatusSpace heating and ventilation detailsElectricityRemote control
The invention discloses a wireless remote energy-saving control heating metering system which is characterized by comprising an electric heating thermostatic valve, a valve controller, an indoor temperature controller, a heat meter and a control device. The electric heating thermostatic valve is installed on a home-entry heating pipeline, the heat meter is installed on a heating pipeline in front of the electric heating thermostatic valve, the valve controller is electrically connected with the electric heating thermostatic valve and the heat meter, the indoor temperature controller is respectively connected with the valve controller and the control device, and the control device is connected with a display device. By means of the electric heating thermostatic valve, remote control, bi-directional reminding of arrearage and one-key turn-off against a malicious arrearage user are achieved. Through the control device, the control priority of a heating department is achieved, initiate temperature limitation is achieved, and more heat energy is supplied to other users who have low room temperature.
Owner:QINHUANGDAO RONGCHUANG TECH DEV
Filling method for reducing discharge of methane using wind force intensified ventilation
InactiveCN101439344AIncreased efficiency of entry into landfillReduce global warming potentialLandfill technologiesSolid waste disposalDecompositionEngineering
A landfill method for strengthening ventilation and reducing the drainage of methane by taking advantage of wind power relates to a quasi-aerobic garbage landfill process. The landfill method is characterized in that a wind housing (1) is mounted at the tail end of a percolating liquid collecting main pipe (4), wherein, the ratio of an inlet diameter and an outlet diameter equal of the wind housing (1) ranges from to 8:1 to 4:1; a wind cap (2) is mounted at the top end of a vertical air duct (3) and rotates under double drive of external natural wind and difference between internal temperature and external temperature of a landfill body, so as to generate negative pressure and centrifugal force, continuously draw out landfill air in the air duct (3), drive the wind cap (2) at the tail end of the percolating liquid collecting main pipe (4) to continuously suck outside air into a garbage body, thereby forming a sustaining and efficient ventilating system, promoting aerobic decomposition and stability of garbage, and greatly reducing methane discharge. The method consumes no power, thereby greatly reducing the discharge of the quasi-aerobic garbage landfill methane and achieving the energy conservation and the drainage reduction. The invention has the advantages of simple process, convenient disassembly and assembly, low cost, and can be widely applied to domestic garbage landfill yards.
Owner:TONGJI UNIV
File head broken by water injection
A water jet method for breaking pile head includes such steps as drilling, pouring concrete pile underwater, sinking the water-jetting pipe in the concrete in fluid state, flushing the concrete above the designed height by high-pressure water for removing the cement from the concrete, and pumping the cement sludge in the tank or deposition pool by sludge pump.
Owner:刘思谋
Control method of heat pipe internal circulation type server cabinet heat dissipation system
ActiveCN105517405ARealize short-distance precise conveyingNo power requiredCooling/ventilation/heating modificationsCold airThermodynamics
The invention discloses a control method of a heat pipe internal circulation type server cabinet heat dissipation system. The system comprises a machine room unit and a refrigerant fluorine supply and return unit. The refrigerant fluorine supply and return unit includes a circulating power unit and a cooling unit. The circulating power unit forms closed circulation with the machine room unit through a first refrigerant loop, and forms closed circulation with the cooling unit through a second refrigerant loop. According to the invention, accurate short-distance transport of cabinet cold air is achieved, and the problem that a server cabinet is locally overheated and has heat points is solved; and meanwhile, natural cooling measures are taken, the heat exchange temperature difference is large and the efficiency is high, and active condensation prevention is employed. The control method has the characteristics of high reliability, low power consumption and low noise, and meets the concepts of energy conservation and environmental protection.
Owner:GUANGDONG SHENLING ENVIRONMENT SYST CO LTD
Driving device for passage gates or thoroughfare gates and door or gate drives
InactiveCN1882757ALow manufacturing costLess wearing partsTurnstilesPower-operated mechanismDrive shaftElectric machine
Disclosed is a driving device for passage gates or thoroughfare gates and door or gate drives. Said driving device comprises a brushless DC servo motor to which a servo regulator is assigned. The output shaft of said DC servo motor is directly connected to the drive shaft of the locking element. The DC servo motor can be accurately regulated to a great extent regarding rotational speed, torque, etc. and can be adapted to different requirements via the servo regulator such that the same motor can be used for many different applications along with said servo regulator, i.e. a continuous drive system is created. Coupling gears and reduction gears, i.e. parts that are prone to malfunction and wear, can be dispensed with due to the fact that the locking element is directly driven, thus requiring less maintenance work at greater intervals.
Owner:MAGNETIC AUTOCONTROL
Pond ecological-energy bait casting device
The invention discloses a pond ecological-energy bait casting device. According to the pond ecological-energy bait casting device, the physiological behavior of fish ingestion is used as feeding power, a bait box is fixed on a connecting frame, a baiting tray is arranged below an outlet of the bait box, the baiting tray is hung on a hook through a hanging rod, a plurality of cross line holders which are vertically symmetrical are fixed on the lower portion of the hanging rod, and a large amount of bait is placed on lines of the cross line holders (6). When a fish finds food, the baiting tray of the bait box can be swung by the fish and then bait particles are discharged along the discharge outlet.
Owner:FISHERY MACHINERY & INSTR RES INST CHINESE ACADEMY OF FISHERY SCI
Generating set for lamp switches based on hollow piezoelectric transducer
InactiveCN102158126ANot easy to damageFirmly connectedPiezoelectric/electrostriction/magnetostriction machinesSurface mountingNew energy
The invention relates to a generating set for lamp switches based on a hollow piezoelectric transducer, belonging to the technical field of new energy and power generation. The end part of an upper shell is fixedly connected with a hinge pin; a circuit board is fixedly connected with a support inside the upper shell; a pressing plate is fixedly connected with the inside of the upper shell by bolts; an upper surface is provided with a switching push button; a lower shell is provided with connecting lugs; a guide plate is fixedly connected with the lower shell by bolts; a force-applying hinge pin is slidably connected with the inside of the guide plate; 1-10 hollow piezoelectric transducers are arranged in the lower shell; the pressing plate is connected with the force-applying hinge pin ina compression mode; the force-applying hinge pin is adhesively bonded with a conductive rubber lock block which is adhesively bonded with piezoelectric vibrators in the hollow piezoelectric transducers; and the upper shell and the lower shell are hinged with holes on the connecting lugs. The generating set has the advantage that the piezoelectric vibrators generate electricity by pressing the push button on the shell to drive the shell and the switching control is implemented at the same time, thus conforming to habits to operate the lamp switches.
Owner:ZHEJIANG NORMAL UNIVERSITY
Control method of fluorine-pump primary loop server cabinet heat radiation system
ActiveCN105451509ARealize short-distance precise conveyingSolve overheatingLighting and heating apparatusRefrigeration devicesProcess engineeringPower unit
The invention discloses a control method of a fluorine-pump primary loop server cabinet heat radiation system. The fluorine-pump primary loop server cabinet heat radiation system comprises a machine room unit and a refrigerant fluorine supplying and returning unit, wherein the refrigerant fluorine supplying and returning unit comprises a circulating power unit and a cooling unit; and the machine room unit, the circulating power unit and the cooling unit are connected in sequence to form closed circulation. The control method of the fluorine-pump primary loop server cabinet heat radiation system achieves short-distance accurate transport of cool air of a cabinet, and solves problems of local overheat and existence of hot spots of the server cabinet; meanwhile, a natural cooling measure is adopted so that heat exchange temperature difference is huge and efficiency is high; and active condensation prevention is adopted, so that the system has the advantages of high reliability, low power consumption and low noise, and satisfies an energy saving and environment protecting concept.
Owner:GUANGDONG SHENLING ENVIRONMENT SYST CO LTD
Water-cooled totally-closed computer case
InactiveCN102253697ANoiseless operationImprove stabilityDigital processing power distributionWater flowWater circulation
The invention relates to a water-cooled totally-closed computer case. A circulating water cooling device is arranged on the computer case and elements in the computer case and comprises a cooling fin device, cooling packages and connecting pipelines, wherein the cooling fin device is arranged outside the computer case, the cooling packages on the elements are respectively arranged on all the elements in the closed computer case and connected together through the connecting pipelines so that water runners of all the elements are communicated, the cooling fin device comprises a shell, water circulating pipes in the shell and cooling fins arranged on the water circulating pipes, the water circulating pipes are connected in series through the connecting pipelines, the shell is also provided with a water inlet and a water outlet which are communicated with the water circulating pipes, the water inlet and the water outlet are respectively connected with a start end and a terminal end of the water runner formed by the connected cooling packages of all the elements, and the pipelines which are communicated form water circulation through a water pump. According to the closed computer case, internal elements in a computer can run in a dust-free space with stable humidity and temperature, and noise is reduced.
Owner:邹新辉
Slight temperature difference heat energy generating set
The invention relates to a slight temperature difference heat energy generating set, which is composed of a heat energy converter, a ratchet drive mechanism and a power generation input device, wherein the converter is formed by sleeving two long tube neck containers and sealing the sleeve joint, each long tube neck container has an open big end, an isolator is arranged in the tube, thereby forming two isolated spaces containing liquid and gas, and the isolator is breathable but not liquid-permeable; the support axis of the tube neck enables the center of gravity of the whole body deviates to one end, and the liquid level on the upper end is higher than the isolator; when the temperature is high at the lower part and low at the upper part, gas at the lower end of the tube is under positive differential pressure, so that the center of gravity moves towards the upper end part along with the liquid at the upper end; when the lower end swings upwards to the horizontal position, the internal gas differential pressure is zero, so that the two ends swing in reverse directions, and the circulation goes in the same mode; and the drive mechanism is driven by a plurality of ratchet wheels and sprocket wheels in parallel, so that reciprocating swing is converted into intermittent rotation of the large sprocket wheel, converted into continuous rotation of the small sprocket wheel shaft and input to the generator after two-stage acceleration. The generating set can generate power by using heat of earth surface, industrial waste heat, solar heat and heat in air.
Owner:任毛丁
Heat-pipe internal-circulation secondary refrigerant loop server cabinet heat radiation system
InactiveCN105430997ARealize short-distance precise conveyingSolve overheatingMechanical apparatusSpace heating and ventilation safety systemsThermodynamicsProcess engineering
The invention discloses a heat-pipe internal-circulation secondary refrigerant loop server cabinet heat radiation system which comprises a machine room unit and a refrigerant fluorine supplying and returning unit, the refrigerant fluorine supplying and returning unit comprises a circulating power unit and a cooling unit, and the circulating power unit forms closed circulation with the machine room unit through a first refrigerant loop and forms closed circulation with the cooling unit through a second refrigerant loop. The system realizes short-distance accurate transportation of cool air of a cabinet and solves problems of local overheat and existence of hot spots of the server cabinet ; and, at the same time, a natural cooling measure is used so that a heat exchange temperature difference is huge and efficiency is high, and active anti-condensation is adopted so that the system has the advantages of high reliability, low power consumption and low noise and satisfies an energy saving and environment protecting concept.
Owner:CHINA MOBILE GRP GUANGDONG CO LTD
Electronic quick oil pressure relay device for oil filling power device
ActiveCN101170251AGuaranteed service lifeAction error is smallComputer controlEmergency protective arrangements for automatic disconnectionMass storageMicrocontroller
The invention relates to an electronic type quick-action oil pressure relay device for oil-charge electrical devices. The relay device comprises an extension set (A) and an extension set (B). The extension set (A) is arranged at the site of an oil-charge electrical device and has an independent power source; and a pressure transducer is communicated with pipelines to an oil tank; the output electric signals of the power source are converted into optical signals through an optical fiber communication interface (1) and then output by optical fiber (3); the extension set (B) is a rear-end processor mounted far away from the oil-charge electrical device, and has an independent power source; an optical fiber communication interface (2) is communicated with the optical fiber communication interface (1) on the extension set (A) through the optical fiber (3), so as to convert the light signals into the electric signals and then input the electric signals into a CPU single chip microcomputer; the CPU single chip microcomputer stores the real-time acquired oil tank pressure data into a large-capacity storage unit, and accurately outputs alarm or protection signals of the switching value.
Owner:ZHEJIANG ERG TECH
Motor vehicle door lock
ActiveCN102046906AEasy to operateNoiseless operationPliersPower transmission/actuator featuresLocking mechanismCar door
The invention relates to a motor vehicle door lock, comprising a locking mechanism (1, 2) and a closing / opening device (3 to 7) having a drive (3, 4, 5), wherein the closing / opening device (3 to 7) acts on the locking mechanism (1, 2) and the closing / opening device (3 to 7) comprises an interposed damping element (16).
Owner:KIEKERT AG
Novel four-link hinge assembly
The invention relates to a novel four-link hinge assembly, which is used for connecting a car body with a car door. The hinge assembly comprises a connecting plate, a four-link hinge movable plate, a first lining rod, a second lining rod, a hinge fixed plate and a fixed plate baffle. The connecting plate is welded on the side wall stand column of the car body. The four-link hinge movable plate is connected with the connecting plate. One ends of the first lining rod and the second lining rod are movably connected with the four-link hinge movable plate. The other ends of the first lining rod and the second lining rod are movably connected with the hinge fixed plate. The hinge fixed plate is connected with the fixed plate baffle. The hinge fixed plate is fixedly connected with the car door through bolts. Compared with the prior art, the novel four-link hinge assembly has the advantages of simple structure, large opening angle, high firmness and durability, no impact, small friction, long service life and the like.
Owner:ZHANGZHOU JINLONG BUS
Floating plate device for wave-collecting generating system
The invention discloses a floating plate device for a wave-collecting generating system, which includes a bracket and floating plates for collecting wave energy, wherein the floating plates includes a first floating plate and a second floating plate that are arranged in parallel; the first floating plate includes a first accommodating cavity facing to a wave guide surface; and the second floating plate includes a second accommodating cavity facing to the wave guide surface. The floating plate device is applied to the wave-collecting generating system, operates without noise, produces no waste gas, waste material, sewage and radiation, and therefore is the environment-friendly generating technology; and when typhoon approaches, the floating plates can rise up to be fastened to the shore or cliff, so as to avoid being damaged by billows.
Owner:浪能电力科研有限公司 +1
Pressure-bearing wall hanging solar water heater without water tank
ActiveCN102829561ANoiseless operationReduce volumeSolar heating energySolar heat devicesWater storage tankWarm water
The invention relates to a pressure-bearing wall hanging solar energy collector without a water tank. The solar energy collector is characterized in that the bottommost collector tube of the solar energy vacuum glass collector tube arranged transversely is connected to a cold water inlet pipe, and the upmost solar energy vacuum glass collector tube is connected to a high temperature hot water outlet pipe. Each solar energy vacuum glass collector tube is equipped with a long hollow metal water inlet pipe. Tap water flows into the solar energy vacuum glass collector tube through the cold water inlet pipe, then the warm water after heated by solar energy flows into the second solar energy vacuum glass collector tube, and the water heated by solar energy vacuum glass collector tubes one by one is output by the hot water outlet pipe. The solar energy collector provided by the invention has no water tank, has small volume, so that the collector can be installed on the balcony or outer wall transversely or longitudinally at each layer and each unit of a multilayer building without any noise. Meanwhile, the present solar energy collector has functions of heat collecting solar energy, thermal insulation and water storage, can bear water pressure from tap water. Hot water can be output very fast, no cold water is wasted, and cold water can be supplied automatically. The collector has no problems of idle sunning, frozen tube and tube explosion, because the glass vacuum glass collector tubes are always filled with water.
Owner:天籁正帮(赣州)新能源科技有限公司
Mechanical dexterous gripper driven by linear ultrasonic motor
InactiveCN109746934AImprove power densityCompact structureGripping headsDrive wheelElectric machinery
A mechanical dexterous gripper driven by a linear ultrasonic motor comprises a motor installation channel, a front knuckle, a middle knuckle and a root knuckle. The mechanical dexterous gripper is characterized in that the root knuckle is connected with the motor installation channel through a hook hinge, the middle knuckle is in hinged connection with the root knuckle, and the front knuckle is inhinged connection with the middle knuckle; reset springs are installed between the root knuckle and the motor installation channel, the middle knuckle and the root knuckle as well as the front knuckle and the middle knuckle; the front knuckle, the middle knuckle and the root knuckle are all connected with driving wheels, and all driving wheels are connected with a driving motor installed on the motor installation channel through driving ropes or driving rods correspondingly so that bending deformation of all knuckles can be achieved; and a horizontal shaft of the hook hinge is connected witha two-force rod, the two-force rod is driven by a left-right swinging motor installed on the motor installation channel, and the whole mechanical gripper is driven to swing leftwards and rightwards. The mechanical dexterous gripper is large in driving force, compact in structure, small in size and flexible in finger motion.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
Water-cooled rotary grate straw bale-fired semi-gasified direct-fired atmospheric pressure hot-water boiler
PendingCN110068009ASolve the problem of bundling direct combustionReduce moistureRevolving grateSolid fuel combustionEngineeringAtmospheric pressure
The invention discloses a water-cooled rotary grate straw bale-fired semi-gasified direct-fired atmospheric pressure hot-water boiler. The hot-water boiler comprises a straw baling drying chamber, a vertical cylindrical boiler shell, a boiler inner liner and a water-cooled rotary grate, wherein the straw baling drying chamber communicates with the bottom of the boiler inner liner; the vertical cylindrical boiler shell is arranged on the outer side of the boiler inner liner, and an interlayer between the vertical cylindrical boiler shell and the boiler inner liner is a boiler water layer; and the water-cooled rotary grate is arranged at the bottom of the vertical cylindrical boiler shell. The water-cooled rotary grate straw bale-fired semi-gasified direct-fired atmospheric pressure hot-water boiler solves the problem of the straw bale-fired direct-fired, so that the intermediate processing and forming links are omitted without processing bale straws into granules or compacts, and the operation cost is reduced; the bale straws are easy to loose, so that the bale straws can fully burn in the boiler; and the boiler has high thermal efficiency and can prevent the straws from coking andNOx from generating, so that the effects of energy saving and environmental protection are achieved.
Owner:HAILUN LIMIN ENERGY SAVING BOILER MFG
X-Y workbench with two degrees of freedom
InactiveCN103050151AReduce volumeSimple structurePiezoelectric/electrostriction/magnetostriction machinesInstrumental componentsDegrees of freedomTwo degrees of freedom
The invention discloses an X-Y workbench with two degrees of freedom, and the workbench comprises a fixed structure, a first sliding structure, a second sliding structure, an ultrasonic motor with more than one degree of freedom, an ultrasonic motor control device with more than one degree of freedom, a bottom plate and a pressurizing device; the first sliding structure is arranged on the fixed structure, and the second sliding structure is arranged on the first sliding structure; one end of the ultrasonic motor with more than one degree of freedom is connected with the second sliding structure, and the other end of the ultrasonic motor with more than one degree of freedom is contacted with the bottom plate, and the ultrasonic motor with more than one degree of freedom maintains a certain pressure to the bottom plate through the pressurizing device; a workbench connecting plate is fixedly arranged on the second sliding structure; the ultrasonic motor control device with more than one degree of freedom controls the ultrasonic motor with more than one degree of freedom by signal excitation; and the ultrasonic motor with more than one degree of freedom controls the sliding of the workbench connecting plate in the X-Y direction by vibration. According to the X-Y workbench with two degrees of freedom, the precise positioning and the use of a single ultrasonic motor on the workbench with two degrees of freedom are realized.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
A double-axle double-drive large-scale electric truck chassis
ActiveCN105818861BGuaranteed comfortEnsure safetyElectric propulsion mountingUnderstructuresSteering wheelVehicle frame
Owner:宜昌鑫威特种车辆制造有限公司
Double furnace body rotary furnace grate briquette coal boiler
InactiveCN1715744AReduce heat lossHigh thermal efficiencySolid fuel combustionWater heatersCombustion chamberCombustor
The double furnace body and rotary furnace grate briquette coal boiler features that it has outer water layer and inner water layer, rotary furnace grate, outer combustor on the rotary furnace grate, lower water layer, annular fire collecting flue, combustor, upper water layer, two circular flues connected to smoke exhaust, inner water layer, central combustor grate inside the inner water layer, central combustor, ring water layer, middle fire collecting flue, elliptic water heater, upper water heater, and smoke exhausting flue. The boiler can supply heat, bath water, boiled drinking water and bath steam, and has the afterheat in smoke utilized to raise the heat efficiency.
Owner:李润彬
Testing device of weighing sensor
ActiveCN109115315ASolve the test efficiency problemSmall sizeWeighing apparatus using counterbalanceWeighing apparatus detailsTest efficiencyEngineering
The invention provides a testing device of a weighing sensor. The testing device comprises a device bench, a loading and unloading device, a suspender device, and a lifting device. The loading and unloading device fixed on the top board of the device bench is used for fixing a weighing sensor. A closed frame is formed at the upper end of the suspender device and a weight placing plate is arrangedat the lower end of the suspender device; and one end of the weighing sensor is arranged in the closed frame and the other end of the weighing sensor is fixed in the loading and unloading device. Thelifting device is connected with the suspender device detachably. During the testing time, the lifting device enables the suspender device to descend and thus the top of the closed frame is in contactwith the weighing sensor; and then the weighing sensor carries the suspender device independently. Therefore, a problem of the testing efficiency of the weighing sensor is solved. The manpower is reduced, the machine size is reduced, the manufacturing cost is lowered, and no noise is caused in operation. The weighing sensor uses the loading and unloading device to realize quick loading and unloading; either a male worker or a female worker can carry out operation; the testing device is easy to operate; and the testing efficiency is improved substantially.
Owner:台衡精密测控(昆山)股份有限公司
A reciprocating liquid pump for delivery of liquid fuel to a domestic burner device
InactiveCN1708644ANoiseless movementNo need to increase the quantityLiquid fuel feeder/distributionPositive displacement pump componentsCombustorPump chamber
A reciprocating liquid pump (1) for delivery of liquid fuel to a domestic burner device comprises an electromechanical drive means acting on a plunger (5) to reciprocate the plunger in a pump chamber (7) of a pump cylinder (6). Liquid fuel is delivered from the pump during an active strode of the plunger. The active stroke is terminated by pressure relief means (15, 16, 23) which bleed the pump chamber (7) when the plunger is at a distance (d) from the maximum stroke end stop position.
Owner:DANFOSS AS
Air compressor
InactiveUS20100166583A1Efficient replacementEasy maintenancePositive displacement pump componentsFlexible member pumpsAxial compressionGas compressor
An air compressor includes a chassis that supports thereon a motor, a transmission set, and a plurality of extendible barrels. The transmission set includes a clutch that is operatively coupled to the motor through a belt. Two eccentric rotation members are respectively arranged on opposite sides of and coupled to the clutch. Each eccentric rotation member is coupled to a crank arm, which has a moving end connected to the extendible barrel. The extendible barrel is provided with an air inlet port and an air outlet port. When the motor is set in operation, the transmission set drives the extendible barrels to move carry out reciprocal and axial compression to delivery compressed air. The present invention features easy maintenance and can carry out a noise-free operation.
Owner:LO AN SHUN +1
Power transmission line tower climbing operation electromagnetic safety system
ActiveCN110876501AReduce the possibility of fallingAchieve protectionSafety beltsGlovesWhole bodyControl theory
The invention relates to the field of power transmission line operation and maintenance tools, in particular to a power transmission line tower climbing operation electromagnetic protection system which comprises a whole-body type safety belt carrying base body and is characterized by further comprising electromagnetic anti-falling gloves and electromagnetic tower climbing protection boots which are connected with the whole-body type safety belt carrying base body in a carrying mode. During use, a worker carries the whole-body safety belt carrying base body on the back and adjusts the base body properly, a power supply is put down, the electromagnetic anti-falling gloves and the electromagnetic tower climbing protective boots are worn, the worker can be forced to tightly hold the foot nails through the hand guard lock nails of the electromagnetic anti-falling gloves and step on the foot nails stably under the assistance of magnetic force provided by the electromagnetic tower climbing protective boots, and the falling possibility is reduced to the maximum extent; and the system has the advantages of reasonable structure, simple use, comfortable and convenient wearing, strong practicability, safety, reliability, high working efficiency and the like.
Owner:国网吉林省电力有限公司经济技术研究院
Friction device for rolling up curtains and the like
ActiveUS7246648B2Stable positionEasy constructionDoor/window protective devicesPower-operated mechanismFriction effectCoupling
Owner:SILENT GLISS ITAL SRL
Novel lifting device of vertically-lifted type stereo garage
The invention discloses a novel lifting device of a vertically-lifted type stereo garage. The novel lifting device comprises a garage frame, a lifting driving speed reducing motor is arranged above the frame, the garage lifting driving speed reducing motor is connected with a driving roller for driving lifting steel cord belts through two universal couplers, one end of each lifting steel cord belt is wound around the driving roller to be connected with a lifting basket for lifting a vehicle, the other end of each lifting steel cord belt is wound around an auxiliary roller and then wound around a roller for driving and lifting a balance weight to be connected with the balance weight, and locking heads at the two ends of each lifting steel cord belt are each formed by two bent steel plates, a wedge-shaped steel plate with the width equal to the width of the belt and eight locking bolts, wherein the wedge-shaped steel plates are clamped between the steel cord belts. According to the novel lifting device, guide wheels and guide rails are arranged on the lifting baskets and the balance weights respectively; in order to prevent the steel cord belts from sliding on the rollers, an external linear encoding ruler serves as a position detection unit, and a full-closed loop is adopted for a control part. The lifting steel cord belts of the novel lifting device have the advantages of being simple in structure, free of maintenance, free of noise during running, long in service life and the like.
Owner:阮航 +2
Rotation arm type wire laying-off apparatus
The present invention discloses a rotation arm type wire laying-off apparatus. According to the rotation arm type wire laying-off apparatus, a number 1 bearing (2) is arranged on the front portion of a rotation shaft (5), the middle portion of the rotation shaft (5) is provided with a number 2 bearing (8), the tail portion of the rotation shaft (5) is provided with a number 3 bearing (9), the front portion of the rotation shaft (5) is arranged on a front bracket (4) through the number 1 bearing (2) and a swing bearing base (3), the rotation shaft (5) penetrates through a wire supporting arm (11), and is arranged inside the wire supporting arm (11) through the number 2 bearing (8) and the number 3 bearing (9), the wire supporting arm (11) is arranged on a tail bracket (10) in a support manner, the front bracket (4) is provided with a number 1 conducting wire roller (1), and a number 2 conducting wire roller (6) and a number 3 conducting wire roller (7) are sequentially arranged on the rotation shaft (5), such that the integration forms the wire laying-off apparatus. The rotation arm type wire laying-off apparatus has characteristics of simple structure, convenient operation, rotary wire laying-off, uninterruptedly-supplied dish winding, no noise during running, surface damage avoidance, clean work environment, improved working efficiency, and ensured product quality.
Owner:HUAIAN JINXIN TRANSMISSION MACHINERY
Swing cylinder suspension heating direct-line generator
PendingCN111306021AContinue to work normallyStable temperatureFrom solar energyGeothermal energy generationConvertersEngineering
The invention relates to a swing cylinder suspension heating direct-line generator. A swing cylinder heat energy converter is a novel heat engine. A hot end liquid level suspension plate heating structure without a partition in a pipe is adopted, a working medium is low boiling point liquid, and the heat energy conversion rate is higher than other heat engines. Natural gas, shale gas, mine gas andgarbage biogas can be used for generating electricity, and solar thermal power and geothermal energy and industrial waste heat can be used for generating the electricity. A suspension heat conductionplate with a guide mechanism in the converter floats on the hot end liquid level, moves up and down with the liquid level and heats the liquid level, the small temperature difference between two endscan generate a large saturation vapor pressure difference, liquid is pressed to the cold end, the hot end liquid level drops, the cold end liquid level rises, the center of gravity moves to the coldend and over a supporting axis, the heat energy converter swings, and a cold end connecting rod transmission mechanism drives a promoter up and down in a linear power generation device to generate theelectricity.
Owner:郑州中亥戈环保科技有限公司
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