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36results about How to "Control the direction of motion" patented technology
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Magnetic suspension planar electric machine
InactiveCN1599226AControl the direction of motionImplement vector motionMagnetic holding devicesElectric machineLinear motor
A magnetic suspension linear motor includes the stator platform, rotor platform which can suspend over the stator platform and some permanent magnets set on the lower surface of the rotor platform. The stator platform includes the suspending coils and thrust coils. Some suspending coils are set on the suspending coils frame in the form of array. The thrust coils include the thrust coils along the X and the thrust coils along the Y, which are set on the upper surface of the suspending coils frame, are parallel to the surface of the rotor platform and are normal to each other. The invention uses the repulision force between the permanent magnets and the live multilayer direct current coils to make the rotor platform to suspend, controls the electromagnetic composition of forces by adjusting the current of the thrust coils, then controls the direction of motion of the rotor platform and realizes the vector motion of the rotor platform along the plane.
Owner:XI AN JIAOTONG UNIV
Dynamic magnetic synchronous surface motor
InactiveCN1758512AControl the direction of motionImplement vector motionPropulsion systemsPhase differenceConductor Coil
This invention discloses a dynamic magnetic synchronous surface motor including a stator and a rotor, in which, the stator includes a stator core and thrust windings, the upper surface of the core is smooth without slots and has two thrust windings of X direction and two of Y direction set on the surface of the stator core and any effective edge of the X is vertical to any effective edge of the Y direction, the lower surface of the rotor platform is arranged with four same Halback magnetic arrays composed of NdFeB magnet, a three-phase winding structure is applied to the X direction and the Y direction thrust windings to be inlet into the three-phase sine AC current with 120 deg. phase difference.
Owner:XI AN JIAOTONG UNIV
Dilution treatment method for concentrated sulfuric acid industrial application
InactiveCN111068533APrevent splashReduced service lifeShaking/oscillating/vibrating mixersRotary stirring mixersElectric machineDiluent
The invention relates to a dilution treatment method for concentrated sulfuric acid industrial application. Equipment comprises a workbench, a motor, a stirring device and a conveying device, whereina motor is fixedly installed at the upper end of the workbench through a motor base; a stirring device is mounted on an output shaft at the upper end of the motor through a coupler; a conveying deviceis mounted at the right end of the stirring device; the stirring device comprises a liquid tank, an upper end cover, an inverted L-shaped frame, a heat transfer pipe, a double-acting cylinder and a stirring column. The motor is matched with the stirring device; the centrifugal force and the stirring device are used for uniformly stirring diluent, heat generated in the diluting process is recycledthrough the heat transfer pipe and the double-acting air cylinder, and the speed of concentrated sulfuric acid entering water is controlled through the conveying device so as to prevent the concentrated sulfuric acid from splashing due to a too high flow speed and from corroding equipment, so that the service life of equipment is shortened.
Owner:陈卫
Electrical suspension training equipment
InactiveCN102018610AControl the direction of motionGood auxiliary conditionsChiropractic devicesEngineeringLocomotor training
A piece of training equipment, which provides power assistance for healthy people and hemiplegia patients, is characterized by comprising two components of an elastic cord suspension system and an electrically assisted training system. The two systems cooperate with each other to control the limb movement direction and provide sufficient power assistance. The equipment is of reliable safety and can provide excellent assistance for hemiplegia patients and common healthy people.
Owner:裴宝春
ZnO-Ni photic driving micropipe motor and preparation method thereof
InactiveCN109504953AReduce light intensity and fuel concentrationEnergy savingVacuum evaporation coatingSputtering coatingEngineeringLight source
The invention relates to a ZnO-Ni photic driving micropipe motor and a preparation method thereof. The micropipe motor comprises a photocatalytic material tubular ZnO and a metal layer Ni. The micropipe motor uses hydrogen peroxide as a fuel and ultraviolet light as an excitation light source. A regulation mode of motion speed of the micropipe motor comprises fuel concentration, regulation light intensity or the content of metal Ni. The micropipe motor can effectively absorb excited electrons by utilizing the metallic properties of the Ni to reduce the charge recombination rate of ZnO, so thatthe photocatalytic performance of the ultraviolet light is effectively improved, and then the motor achieves a high-speed bubble movement in hydrogen peroxide solution; on the other hand, the magnetic properties of Ni can be used to achieve the effective motion direction control of the motor. In addition, the preparation process is simple, and the ZnO-Ni tubular photic driving micropipe motor with low cost, long service life, fast movement and controllable direction is prepared.
Owner:SOUTH CHINA NORMAL UNIVERSITY
Solution for conflict between 3D virtual character of touch screen terminal and movement of scene vidicon
InactiveCN106774941AControl the direction of motionSpatial distance constantInput/output for user-computer interactionGraph readingComputer graphics (images)Computer terminal
The invention relates to a solution for a conflict between a 3D virtual character of a touch screen terminal and movement of a scene vidicon. The solution specifically comprises the steps as follows: 1, the movement direction of the virtual character is the direction of a gesture acquired in real time with respect to a virtual button coordinate system; 2, the position of the scene vidicon always stills at a fixed distance to a Z-axis coordinate of the virtual character, and moves along with the virtual character, and the direction of the scene vidicon always keeps equal distance and same direction with the virtual character, or keeps facing a screen; and 3, movements of the scene vidicon and the virtual character can be computed in a same progress, computation is divided into four kinds of computation according to different gestures in a horizontal direction, and the vertical computation is separately computed according to a gravity rule. According to the method provided by the invention, the virtual button is combined with the gesture, computation of a trigonometric function is avoided, and the problem of the conflict between the character and viewing angle control is solved by horizontal coordinate conversion of the screen.
Owner:FUJIAN AGRI & FORESTRY UNIV
Intermittent atomization ejector and intermittent atomization ejecting system including same
The invention relates to the technical field of ejectors and particularly relates to an intermittent atomization ejector. The intermittent atomization ejector comprises a liquid storage cylinder (1),a gas storage cylinder (2), an integrated valve (3) and an operation mechanism (4), wherein the water is stored in the liquid storage cylinder (1); high-pressure gas is stored in the gas storage cylinder (2); the integrated valve (3) comprises a main valve element (31), and the main valve element (31) can move between closing positions and opening positions of a gas outlet (21) of the main valve element (31) and a gas inlet (11) of the liquid storage cylinder (1); the operation mechanism (4) is used for controlling the opening of the integrated valve (3); and the main valve element (31) is located outside an airflow channel between the gas outlet (21) of the main valve element (31) and the gas inlet (11) of the liquid storage cylinder (1) in an opening position. The invention further provides an intermittent atomization ejecting system including the intermittent atomization ejector. According to the intermittent atomization ejector and the intermittent atomization ejecting system including the intermittent atomization ejector, liquid drops ejected from liquid storage cylinder have certain kinetic energy.
Owner:朱刚 +1
Urological automatic flushing device
InactiveCN109646752AConvenient recycling of cleaning fluidEasy to fixCannulasEnemata/irrigatorsDouche deviceEngineering
The invention discloses an urological automatic flushing device, and relates to the technical field of medical instruments. The device comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a recycling box, the upper surface of the recycling box is fixedly connected with a liquid storage tank, the upper surface of the bottom plate is fixedly connected with a vertical plate, the vertical plate is located at the rear side of the recycling box, the upper surface of the vertical plate is fixedly connected with a connecting plate, and the front side of the lower surface of the connecting plate is fixedly connected with an electric push rod. The urological automatic flushing device is provided with the electric push rod, and enables a movable plate to move a housing up and down when the electric push rod is extended or shortened so that the housing can be placed against the wound of a patient, under the action of a rotating device and a spring, the housingcan rotate freely with the position of the wound of the patient, the spring can provide a restoring force for the housing so that the housing can be stably fixed at the wound of the patient, and cleaning liquid of the patient is prevented from flowing to a bed so that people can conveniently recycle the cleaning liquid.
Owner:THE AFFILIATED HOSPITAL OF QINGDAO UNIV
Cylindrical member enclosure riveting mold
InactiveCN102989889AEasy to placeEffectively control the direction of movementShaping toolsEngineeringVertical motion
The invention discloses a cylindrical member enclosure riveting mold, which comprises an upper die and a lower die, wherein the lower die is provided with a tray sleeve on the lower die; a group of riveting heads for realizing riveting press of a workpiece are arranged on the lower die; riveting ends of the riveting heads are enclosed to be circular; the other ends of the riveting heads are of inclined plane structures; the upper die is provided with a group of oblique wedges which are matched with the riveting heads; the riveting heads are squeezed by vertical motion of the oblique wedges to realize transverse movement of the riveting heads, so that the riveting heads enclose to the middle to rivet the workpiece; and a return compression spring is also arranged between the riveting heads and the lower die. According to the cylindrical member enclosure riveting mold, the problem of difficulty in riveting of a large-sized workpiece of a complex structure is solved, particularly, the riveting of the middle part of the workpiece with two large ends and small middle part cannot be realized through the conventional vertical movement riveting; vertical movement of the upper die is converted into horizontal movement of the riveting heads, so that riveting of the middle part is realized; and thus, the cylindrical member enclosure riveting mold is safe and reliable and can be widely applied to the field of the riveting mold.
Owner:昌辉汽车电器(黄山)股份公司
Vacuole pressure data acquisition device of high-speed underwater navigation body
InactiveCN103759879ACavitation pressure real-time measurementOptimize navigation control strategyFluid pressure measurement by electric/magnetic elementsSignal conditioning circuitsUnderwater navigation
The invention discloses a vacuole pressure data acquisition device of a high-speed underwater navigation body, and belongs to the field of control of navigation bodies in order to solve the problem that the motion direction of an existing underwater navigation body is difficult to control. The device comprises a pressure sensor, a signal conditioning circuit, an A / D converting circuit, a single-chip microcomputer, a Flash memory, an isolating circuit and a redundant power source; the pressure sensor is arranged on the surface of the underwater navigation body, the pressure signal output end of the pressure sensor is connected with the input end of the signal conditioning circuit; the output end of the signal conditioning circuit is connected with the analog signal input end of the A / D converting circuit; the digital signal output end of the A / D converting circuit is connected with the pressure signal input end of the single-chip microcomputer; the storage data transmission end of the single-chip microcomputer is connected with the storage data transmission end of the Flash memory.
Owner:BOHAI UNIV
Supergravity environmental stroke adjusting method and device
PendingCN110259762AProcess controlControl the direction of motionFluid-pressure convertersFluid-pressure actuatorsHydraulic cylinderEngineering
The invention provides a supergravity environmental stroke adjusting method and device. The method is characterized in that a driving block in a supergravity state is connected to a piston rod of a supergravity hydraulic cylinder mounted on a supergravity driving device, wherein the supergravity hydraulic cylinder is controlled by a common gravity hydraulic device; the pressure difference between a rod port and a head port of the supergravity hydraulic cylinder is controlled to adjust the stroke of the piston rod, then the stroke of the driving block can be adjusted, and thus the stroke of a movable pushing plate in a material box can be adjusted. The method is simple, reliable, easy to carry out, and accurate to control.
Owner:NANJING SHUANG HUAN ELECTRIC APPLIANCE SHEA CO LTD
Rotatable telescopic belt conveyor
PendingCN111392341AImprove efficiencyLabor savingConveyorsStacking articlesGear wheelControl engineering
The invention provides a rotatable telescopic belt conveyor. The rotatable telescopic belt conveyor comprises a main supporting frame composed of a base and a main machine frame. The main supporting frame is provided with a transition belt mechanism, a rotating belt mechanism and a telescopic belt mechanism. The telescopic belt mechanism and the rotating belt mechanism are hinged; the rotating belt mechanism is provided with a rotating mechanism, the rotating mechanism is composed of a first motor, a gear and a slewing bearing. The outer ring of the slewing bearing is fixed to the rotating belt mechanism, the inner ring of the slewing bearing is fixed to the main machine frame, and the gear is driven by a first motor mounted on the main machine frame. The telescopic belt mechanism is provided with a lifting mechanism composed of an electric cylinder. Two ends of the electric cylinder are separately hinged to the telescopic belt mechanism and the rotating belt mechanism; the telescopicbelt mechanism comprises a multi-section belt machine frame and two sets of belts, each-section belt machine frame is provided with two front rollers and two rear rollers, the rear roller on the last-section belt machine frame is driving rollers, and the two driving rollers are driven by two sets of power mechanisms respectively. The goods can be directly put in place, and the efficiency is improved.
Owner:青岛盛瑞祥自动化技术有限公司
Composite coating of printed circuit board drill point and preparation method thereof
PendingCN112267097AQuality improvementHigh hardnessVacuum evaporation coatingSputtering coatingInsulation layerGraphite
The invention provides a composite coating of a printed circuit board drill point and a preparation method thereof. The composite coating sequentially comprises a bottom layer, a carbonitriding layer,a diamond-like carbon coating and a heat insulation layer from the surface of the drill point to the outside; the bottom layer comprises any one of a metal layer, an alloy layer or a metal compound layer; and the heat insulation layer is a metal nitride ceramic layer. According to the composite coating, through the design of a multi-coating structure, the hardness and abrasion resistance of the drill point can be effectively improved through the arrangement of the diamond-like carbon coating, so that the service life of the drill point is prolonged; the adhesion strength of the diamond-like carbon coating can be effectively improved through the arrangement of the carbonitriding layer, and the problem that the diamond-like carbon coating is prone to falling off is avoided; the heat insulation layer can delay graphitization of the diamond-like carbon coating, so that the service life of the drill point is further prolonged; and through deposition of a composite coating, the drill pointis particularly suitable for drilling of a high-frequency and high-speed printed circuit board, and obtained drilled holes are high in quality and precision.
Owner:GUANGDONG DTECH TECH CO LTD
Heterogeneous metal energy-absorbing and shock-absorbing high-damping component and additive manufacturing method thereof
ActiveCN114791030ARealize shock protectionControl the maximum range of motionAdditive manufacturing apparatusIncreasing energy efficiencyEnergy absorptionShape-memory alloy
The dissimilar metal energy absorption and shock absorption high-damping component comprises a limiting upper portion, a top sheath and a connecting device are arranged at the upper end of the limiting upper portion, the inner diameter of the limiting upper portion is in sliding limiting connection with the outer diameter of a limiting lower portion, and a shape memory alloy shock absorption core and a stabilizing table are concentrically arranged on the outer sides of the limiting upper portion and the limiting lower portion. The lower end of the shape memory alloy damping core is fixedly connected with the stabilizing table through the middle layer, the outer layer of the spring wraps the insulating device, the spring is wound on the outer side of the stabilizing table, the upper end of the spring is connected with the lower end of the shape memory alloy damping core, and the lower end of the spring is connected with the component base. The core sleeve surrounds the outer sides of the top sheath, the shape memory alloy damping core and the spring; the shape memory alloy damping core is composed of a zero-Poisson-ratio bionic honeycomb unit array. In the uniaxial compression process, the shape memory alloy damping core meets the condition that transverse deformation does not occur, and meanwhile damping protection can be achieved.
Owner:JILIN UNIV
Protein stretching sequencing platform with two-dimensional planar heterostructure and preparation method of protein stretching sequencing platform
ActiveCN113588988ALow costImprove throughputFinal product manufacturePreparing sample for investigationProtein moleculesProtein Sequence Determination
The invention relates to a protein stretching sequencing platform with a two-dimensional plane heterostructure and a control method and a manufacturing method of the platform. The protein stretching sequencing platform with the two-dimensional plane heterostructure is formed by seamless splicing of MoS2 and WS2, a channel track of the WS2 is designed in advance, different chemical potentials of the WS2 and the MoS2 are utilized, original bent and folded protein molecules to be detected are stretched, and the protein molecules can be adsorbed on the WS2 nanometer channel due to the WS2 adsorption effect, such that the thermal fluctuation of the amino acid is substantially reduced, and the helical conformation of the detected protein can be substantially reduced; the stretched protein molecule conformation adsorbed on the two-dimensional surface is beneficial to protein sequencing by using a high-resolution atomic force microscope or a scanning tunneling microscope, and the signal-to-noise ratio is remarkably improved. If a nanopore single-molecule detection technology is combined, low-cost and high-throughput protein sequencing is expected to be realized.
Owner:SOUTHEAST UNIV
Mechanical virtual walking training walking aid device
PendingCN110974620AControl the direction of motionMeet walking needsChiropractic devicesPhysical medicine and rehabilitationPhysical therapy
The invention relates to a mechanical virtual walking training walking aid device. The device comprises a supporting weight-reducing vehicle, a walking track simulation device, an ankle joint angle adjusting device and a pedal device; the supporting weight-reducing vehicle comprises a mounting bottom plate, front wheels, a front wheel steering device, rear wheels, a rear wheel linkage device, a moving support platform and a wearable stride traction binding band, wherein the wearable stride traction binding band is used for supporting a patient together with the moving support platform to assist the patient to stand and perform rehabilitation training; the ankle joint angle adjusting device is used for driving the pedal device to rotate for a certain angle; the ankle joint angle adjusting device is arranged on the walking track simulation device; the walking track simulation device is used for driving feet of the patient to perform rehabilitation training; and the rear wheel linkage device is connected with the ankle joint angle adjusting device. The ankle joint angle adjusting device provides driving force for the rear wheel linkage device to realize synchronous rotation of the rear wheels and the pedal device, and the front wheel steering device is used for changing the rotation direction of the front wheels so as to change the movement direction of the whole device.
Owner:UNIV OF SHANGHAI FOR SCI & TECH
Magnetic suspension planar electric machine
InactiveCN100468944CControl the direction of motionImplement vector motionMagnetic holding devicesElectric machineLinear motor
Owner:XI AN JIAOTONG UNIV
New dough mixer case for easy cleaning
ActiveCN104170906BIncrease frictionNot easy to dropMixing/kneading structural elementsEngineeringMechanical engineering
Owner:BEIDAHUANG FENGYUAN GRP +1
Solution to conflict between 3D virtual character on touch screen terminal and scene camera movement
InactiveCN106774941BControl the direction of motionSpatial distance constantInput/output for user-computer interactionGraph readingComputer graphics (images)Computer terminal
The invention relates to a solution for a conflict between a 3D virtual character of a touch screen terminal and movement of a scene vidicon. The solution specifically comprises the steps as follows: 1, the movement direction of the virtual character is the direction of a gesture acquired in real time with respect to a virtual button coordinate system; 2, the position of the scene vidicon always stills at a fixed distance to a Z-axis coordinate of the virtual character, and moves along with the virtual character, and the direction of the scene vidicon always keeps equal distance and same direction with the virtual character, or keeps facing a screen; and 3, movements of the scene vidicon and the virtual character can be computed in a same progress, computation is divided into four kinds of computation according to different gestures in a horizontal direction, and the vertical computation is separately computed according to a gravity rule. According to the method provided by the invention, the virtual button is combined with the gesture, computation of a trigonometric function is avoided, and the problem of the conflict between the character and viewing angle control is solved by horizontal coordinate conversion of the screen.
Owner:FUJIAN AGRI & FORESTRY UNIV
Valve core movement continuous adjustable electromagnetic valve
ActiveCN100570185CContinuously control the direction of motionControl the direction of motionOperating means/releasing devices for valvesSlide valveSolenoid valveThree stage
The solenoid valve with continuously adjustable spool movement has a set of electromagnetic coils with an outer iron core yoke. Sliding cylindrical moving iron core, the moving iron core is made of soft magnetic alloy material, a spool is riveted in its center, the bottom of the hollow static iron core is sealed and positioned with non-magnetic material, and the static iron core is connected by the connecting nut Connected to a hollow push-rod plastic valve body with a return spring, the hollow static iron core is a three-section combined structure, that is, it is divided into three sections along the axial direction, the two edge sections are made of soft magnetic materials, and the middle is non-magnetic. Material. According to the above-mentioned structure of the solenoid valve of the present invention, those skilled in the art can easily see that the present invention overcomes the above-mentioned defects of the existing solenoid valve, not only can continuously control the movement direction, stroke and speed of the valve core, but also has a compact structure and a small volume. Small and low cost.
Owner:RUILI GROUP RUIAN AUTO PARTS CO LTD
A magnetic field assisted micro-abrasive water jet machining method and its spraying device
InactiveCN106272106BHigh energyImprove the mixing effectAbrasive feedersSpray nozzleHigh pressure water
Owner:SHANDONG UNIV OF TECH
Spraying equipment for spraying publicity slogan on street wall surface
PendingCN114515667AClear fontGuaranteed stabilitySpraying apparatusStructural engineeringManufacturing engineering
Owner:王正伟
Sewage salvage device for energy storage power station
PendingCN109319056ASports EfficientMove quicklyWater cleaningPropulsion power plantsPower stationSewage
The invention provides a sewage salvage device for an energy storage power station, and belongs to the technical field of energy storage power generation. According to the technical scheme, the sewagesalvage device for the energy storage power station comprises a hull (1), a driving system (2) arranged on the hull (1) and a clutch brake system (3) arranged on the driving system (2). The sewage salvage device has beneficial effects that the hull is efficiently driven to move by arranging the driving system on the hull and time and effort are saved compared with the traditional artificial boating; the clutch brake system is added to the driving system, the hull can be effectively controlled to march and stop, the direction of motion of the hull also can be effectively controlled, and the hull can rapidly move to sewage.
Owner:STATE GRID CORP OF CHINA +2
Scooter
ActiveCN112693546AFlexibly control the direction of movementControl the direction of motionCyclesFoot-restsBody balanceControl theory
The invention discloses a scooter. The scooter includes: a front wheel assembly; a rear wheel assembly; a connecting part; a front pedal; and a rear pedal. When the scooter is used, the scooter can move forwards and backwards only by rotating the scooter with two feet without stepping on the ground with feet; meanwhile, as the front pedal / rear pedal is fixedly connected with the front wheel assembly / rear wheel assembly, the front pedal / rear pedal can freely rotate in the axial direction of the vertical sleeve of the connecting part, and the moving direction of the skateboard can be flexibly controlled; and moreover, when the two feet are driven to rotate, the swing plate effect is generated by swinging the upper limbs and twisting the waist, the scooter is assisted to run, the scooter can be used for moving the upper limbs, the waist, the lower limbs and other parts, and the body balance capacity and the coordination capacity of all the parts are improved; and the connecting part of the scooter can be produced in a segmented mode in later production, the whole scooter has the characteristics of modular production and modular upgrading, a self-adaptive system and a brake system can be additionally arranged, and the additional value of the scooter is improved.
Owner:尊臣科技(深圳)有限公司
Underwater robot driving device and underwater robot
InactiveCN112937817AControl the direction of motionFree replacementPropulsion power plantsOutboard propulsion unitsElectric machineryDrive motor
The invention discloses an underwater robot driving device and an underwater robot, and the underwater robot driving device comprises a shell assembly which is used for installing a driving motor; a driving motor used for providing power, and arranged in the shell assembly; a propeller used for being driven by the driving motor to rotate, and connected with the driving motor; and a power supply connecting wire used for supplying power to the driving motor; and detachably connected with the driving motor. The underwater robot driving device and the underwater robot provided by the invention have the following beneficial effects that (1) the movement direction of the underwater robot can be fully automatically controlled; (2) parts needing to be changed can be freely replaced; and (3) a connecting part of the motor connecting line and the power supply connecting line is sealed by sealant, and is completely insulated from the outside in a liquid environment, so that normal power supply of the driving motor is ensured.
Owner:EZHOU INST OF IND TECH HUAZHONG UNIV OF SCI & TECH
Fertilizer processing device
PendingCN112430134AWell mixedQuality improvementRotary stirring mixersTransportation and packagingWaste processingAgricultural science
The invention discloses a fertilizer processing device, and relates to the technical field of waste processing, the fertilizer processing device comprises a processing barrel, a stirring bottom box isinstalled at the bottom of the inner side of the processing barrel, a material distribution barrel is fixedly connected to the bottom of the inner side of the stirring bottom box through a connectingrod, a stirring motor is installed at the bottom of the processing barrel, and the output end of the stirring motor penetrates through the processing barrel and is connected with the stirring bottombox, a guide ring is installed in the processing barrel, and the top of the guide ring is connected with the processing barrel. The fertilizer processing device can be used for uniformly stirring andmixing the kitchen garbage, preventing the kitchen garbage from being bonded and gathered, improving the quality of the kitchen garbage serving as a fertilizer rough blank after being stirred, rapidlyscreening the kitchen garbage with different qualities, uniformly dispersing the kitchen garbage with heavier quality into the kitchen garbage with lighter quality, and avoiding layering of the kitchen garbage in the stirring process, so that the distribution positions of different kitchen garbage can be adjusted according to needs, and the flexibility degree of the device is high.
Owner:王浩冰
Automatic overheating prevention device of fire pump
PendingCN110905798AAvoid damageControl the direction of motionPositive displacement pump componentsPump controlScrew threadMechanics
The invention relates to the field of fire pump related equipment and particularly relates to an automatic overheating prevention device of a fire pump. The device comprises a sealing cover nut, an adjusting shaft shell and a valve body, wherein the sealing cover nut is in threaded connection with a left end of the adjusting shaft shell, a right end of the adjusting shaft shell is in threaded connection with the left side of the valve body, a right end of a capping nut is sleeved with a first sealing ring, an inner side end of the sealing cover nut is slidably connected with a left end of an adjusting screw rod, the left end of the adjusting screw rod is sleeved with a second sealing ring, an adjusting screw is in threaded connection with an adjusting nut, the adjusting nut is slidably connected with the middle of an inner wall of the adjusting shaft shell, the right side of the adjusting shaft shell is sleeved with a third sealing ring, a right end of the adjusting screw is slidably connected with a non-return shaft, the right side of the non-return shaft is in key connection with a non-return ring, and the non-return ring is slidably connected with an inner wall of the right sideof the adjusting shaft shell. The device is advantaged in that precision of an overflow valve can be well controlled, operation is stable, and the anti-overheating effect is good.
Owner:洪恩流体科技有限公司
A cofferdam positioning system
ActiveCN103758142BNot easy to damageReduce construction costsFoundation engineeringUltimate tensile strengthPositioning system
Owner:CHINA RAILWAY MAJOR BRIDGE ENG GRP CO LTD
Waterborne sports equipment
InactiveCN100581921CControl the direction of motionComprehensive functionsWaterborne vesselsSpecial purpose vesselsSports equipmentBiomedical engineering
Owner:吴荣盛
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