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39results about How to "Control vibration frequency" patented technology
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Concrete spreading and paving machinery used for building construction
ActiveCN107476553AUniform dischargeImprove practicalityBuilding constructionsArchitectural engineeringThreaded rod
The invention discloses a concrete spreading and paving machinery used for building construction. The concrete spreading and paving machinery used for building construction comprises a fixing base, a piston block is connected with the inner side of a through pipe in a clamping mode, a jacking rod is connected to the top of the piston block, a material guiding plate is connected to the top of a clamping base, and mounting holes are formed in the inner side of a mounting rod at equal intervals; a mounting pipe is connected to the left side of the top of the fixing base, a movable rod is connected to the inner side of the mounting pipe in an inserting mode, a movable spring is connected to the top of the movable rod, and through holes are formed in the inner side of the movable rod at equal intervals; and the right side of a threaded rod penetrates through one of the through holes and is connected with a nut in a threaded mode, a second gear track is engaged with the left side of a transmission gear, and a brush plate is connected to the side, far away from a cleaning rod, of a compression spring. The concrete spreading and paving machinery used for building construction has the advantages that uniform discharging can be achieved during discharging of concrete and the concrete paving thickness is convenient to control, and the problem that practicability of the concrete paving machinery is reduced due to the facts that discharging of concrete is nonuniform and the concrete paving thickness is difficult to control is solved.
Owner:湖北麻一建设有限公司
Light capturing particle control device and method
PendingCN110262029AControlled Vibration CoolingControl vibration amplitudeHandling using diffraction/refraction/reflectionMicroscopesMicro nanoVibration amplitude
The invention relates to a light capturing particle control device applied to the field of photoelectric technology. The device comprises a light capturing unit, a digital feedback control unit and an upper computer. The light capturing unit is used for measuring a three-dimensional position signal of a captured micro-nano particle and transmitting the three-dimensional position signal to the digital feedback control unit and the upper computer. The upper computer is used for generating a feedback control parameter based on the three-dimensional position signal and sending the feedback control parameter to the digital feedback control unit; and the digital feedback control unit is configured to generate a feedback control signal to the light capturing unit based on the three-dimensional position signal, the feedback control parameter, and a target motion state, thereby realizing feedback controlling on the light capturing unit. In addition, the invention also discloses a light capturing particle control method, thereby realizing controlling of motion states like the vibration cooling, vibration amplitude, and vibration efficiency of light capturing particles.
Owner:UNIV OF SCI & TECH OF CHINA
Tea stalk screening device capable of preventing tea from being broken
InactiveCN107442407AAvoid destructionAvoid vibrationSievingScreeningDrive wheelAgricultural engineering
The invention discloses a tea stem screening device for preventing damage to tea leaves, which comprises a feeding funnel, a slide rail, a door panel, a collecting box and a support frame, the feeding funnel is located at the top of an outer casing, and the feeding funnel is connected with the screening device. The top of the device is connected, the two sides of the screening device are provided with pulleys, and the bottom surface of the screening device is provided with a hook and a fixed block, the collection box is connected with the screening device through a hook, and the fixed block is connected by The plate is connected with the eccentric wheel, the eccentric wheel is provided with a driven wheel, and the driven wheel is connected with the driving wheel through a belt, the support frame is fixed on the inner wall of the outer shell, and the connection mode of the support frame and the eccentric wheel is as follows: Bearing connection, the motor is provided with a driving wheel. The tea stalk screening device for preventing damage to tea leaves is provided with slide rails, and the shape and structure of the slide rails are "L"-shaped structures, which facilitates the up and down vibration of the screening device, and at the same time, the short side at the bottom of the slide rails can restrict the pulley from sliding out rails.
Owner:永泰县乾雨机电设备科技有限公司
Optical treatment unit, slice cascading flexible shock type optical treatment probe and optical therapeutic instrument
ActiveCN106166334AReduce light scatterImprove treatment efficiencyVibration massageLight therapyTreatment effectHinge angle
The invention provides an optical treatment unit, a slice cascading flexible shock type optical treatment probe formed by assembling optical treatment units, and an optical therapeutic instrument provided with a slice cascading flexible shock type optical treatment probe. Two or more than two optical treatment units are connected to form a flexible integral body through a slice cascading hinge, a silicon rubber protective ring is arranged around the optical treatment units, the two ends of the slice cascading hinge are each provided with a fixation band pierced lug, the fixation band pierced lugs are provided with perforations facilitating connection of fixation bands, a silicon rubber light shielding strip used for clamping and preventing light leakage is arranged at a movable seaming of the two optical treatment units, and the optical therapeutic instrument comprises the optical treatment probe, a therapeutic instrument host and a power supply adapter. According to the invention, the slice cascading hinge is employed for connecting the two or more than two optical treatment units to form the flexible shock type treatment probe adapted to shapes of parts of a human body, the optical treatment probe can be adapted to the shapes of the parts of the human body, the optical treatment units are enabled to right aligned with treatment positions, and the treatment effect is optimized.
Owner:WUHAN YAGE OPTIC & ELECTRONICS TECHN
Continuous vibration controller of structure
ActiveCN111715502AAchieve regulationControl vibration frequencyMechanical vibrations separationVibration amplitudeSlide plate
The invention discloses a continuous vibration controller of a structure. The controller comprises a baseplate, wherein a side plate is fixedly disposed on one side of the upper wall of the baseplate;a vibration block is disposed on the baseplate; the vibration block is disposed on the baseplate in a slide manner by two slide blocks; the baseplate is provided with two slide grooves correspondingto the slide blocks; a slide plate is fixedly disposed on the side wall of one side, close to the side plate, of the vibration block; the end, remote from the vibration block, of the slide plate penetrates the side plate; a slide hole corresponding to the slide plate is formed in the side plate; a rotation disk is also disposed on the side wall of one side, remote from the vibration block, of theside plate; and the rotation disk is disposed on the side plate in a rotatable manner by a rotation rod. The controller disclosed by the invention has the beneficial effects that vibration frequenciesand vibration amplitudes of the vibration block can be adjusted according to needs, and diversity of vibration modes of the vibration block is realized. In this way, a same object with the differentvibration frequencies and vibration frequencies can be researched, and research effects of vibration are greatly improved.
Owner:恒景泰(深圳)科技有限公司
Intelligent office desk capable of relieving leg fatigue
ActiveCN111466710ARelieve fatigueFlexibleOffice tablesVibration massageStructural engineeringAlternate current
The invention relates to the technical field of intelligent office desks, and discloses an intelligent office desk capable of relieving leg fatigue. The desk comprises a desk body, a baffle is arranged at the lower part of the desk body, symmetrical toothed plates are slidably connected to the front portion of the baffle, a transmission gear is arranged at the front part of the baffle and is positioned between the toothed plates, a wire column is arranged at the lower part of the desk body, a curved pipe is fixedly connected to the front portion of the toothed plate, a sliding strip is slidably connected to an inner cavity of the curved pipe, a first spring is fixedly connected between the sliding strip and the curved pipe, a magnet is arranged on the side, close to the wire column, of theupper portion of the sliding strip, a fixing layer is arranged on the upper portion of the curved pipe, and spherical columns are evenly arranged on the fixing layer. According to the intelligent office desk capable of relieving leg fatigue, the symmetrically-sliding toothed plates are arranged and matched, alternating current is introduced to the wire column to generate a magnetic field, the sliding strips slide left and right, the spherical columns 12 are driven to ascend in a reciprocating mode, and therefore the effect of relieving leg fatigue is achieved.
Owner:杭州荣正家具有限公司
Flexible medlar-picking device with bionic-type structure
ActiveCN107567819AHarvest low lossNo damageRenewable energy machinesPicking devicesEngineeringDrive motor
The invention discloses a flexible medlar-picking device with a bionic-type structure. The device comprises a gull-wing door support and vibration picking units. Each vibration picking unit comprisesa gull-wing door framework, a vibration rack, a vibration rod group, a driving motor and a cam mechanism. Each vibration rod group is fixedly arranged on each vibration rack and vertical to the vibration rack. Each driving motor is fixed on each gull-wing door framework. Each cam mechanism is connected with each driving motor. One vibration generation device is composed of each driving motor and each cam mechanism. According to the growth structure model of medlar plants, a fruit distribution model and other features, a multi-surface multi-area picking structure is designed. Additionally, flexible combing rods, which are capable of extending and contracting and made of a flexible material, are arranged on vibration rod groups. Operation is performed by adopting a combing-vibration mode offlexible contact brushes. The combing-vibration mode replaces a conventional rigid contact working mode of branches. Therefore, low-loss highly-efficient medlar-harvesting operation is finished. The harm to branches, leaves, flowers, and ripe fruits of medlar plants is reduced. The fruit quality is increased. Meanwhile, the flexible medlar-picking device with the bionic-type structure is adapted to harvesting of other bush fruit.
Owner:HEFEI INSTITUTES OF PHYSICAL SCIENCE - CHINESE ACAD OF SCI
Ultrasonic scalpel control system of surgical robot
InactiveCN107684456AControl vibration frequencyAchieve reductionSurgical instruments for heatingSurgical robotControl system
The invention discloses an ultrasonic scalpel control system of a surgical robot. The ultrasonic scalpel control system is used for remotely controlling an ultrasonic scalpel in the surgical robot. The ultrasonic scalpel control system comprises main control equipment, an ultrasonic host and the ultrasonic scalpel. The ultrasonic scalpel comprises an energy converter and an ultrasonic scalpel bit,and the main control equipment, the ultrasonic host, the energy converter and the ultrasonic scalpel bit are sequentially connected with one another; the main control equipment is used for receivingcontrol commands and transmitting the control commands to the ultrasonic host; the control commands are used for setting vibration frequencies of the ultrasonic scalpel bit; the ultrasonic host is used for adjusting electric energy according to the control commands, and the electric energy is outputted to the energy converter; the energy converter is used for converting the electric energy into mechanical vibration at frequencies according to the electric energy outputted by the ultrasonic host and transmitting the mechanical vibration to the ultrasonic scalpel bit, and the frequencies of themechanical vibration correspond to the electric energy; the ultrasonic scalpel bit is used for implementing functions of incising pathological tissues or stopping bleeding by the aid of heat energy generated by the mechanical vibration.
Owner:CHENGDU BORNS MEDICAL ROBOTICS INC
Noninvasive muscle bone joint detection corrector
InactiveCN105662683AAchieve the purpose of correctionPressure controllableVibration massageBody regionSacroiliac joint
The invention relates to a noninvasive muscle bone joint detection corrector which comprises a massage contact, a connecting rod, a vibration generator and a numerical control system, wherein the vibration generator is arranged in a body; one end of the massage contact is fixedly connected with the connecting rod; the rod body of the connecting rod, positioned in the body, is divided into a driven part and a positioning part; the driven part is in fit connection with the vibration generator capable of enabling the connecting rod to reciprocate; the positioning part is in fit connection with a positioning sleeve capable of preventing the connecting rod from rotating axially; and the positioning sleeve is fixed in the body. The noninvasive muscle bone joint detection corrector provided by the invention consists of the massage contact, the connecting rod, the vibration generator, a force sensor and the numerical control system; the massage force is detected through the force sensor, and the vibration frequency of the vibration generator is controlled by the numerical control system; and the noninvasive muscle bone joint detection corrector is applicable to the massage force on the muscle bone joints at different body parts, realizes contact type vibration correction and stimulates the muscles and nerves around the joints to make the hardened muscles and nerves move and the deformed and displaced joints reset so as to achieve an aim of correction.
Owner:彭康明
New energy automobile power device
PendingCN113650487AChange vibration frequencyEfficient absorption of shock energyVibration dampersNon-rotating vibration suppressionNew energyElectric machinery
The invention relates to the technical field of new energy automobiles, in particular to a new energy automobile power device which comprises a power motor and a supporting frame, the power device is fixedly sleeved with the supporting frame, a plurality of evenly-distributed control blocks are arranged on the supporting frame, the control blocks are partially and fixedly embedded into the supporting frame, and buffering devices and worms are arranged in the control blocks. The worms are in transmission connection with one side of the buffering devices, one end of the worms extends to the outside of the power motor, and each buffering device comprises a control ring piece, an inner cylinder, a pressure assembly, an inner circular plate, a control unit and an arc-shaped plate. According to the structural design, the effect that the buffering devices efficiently absorb vibration energy on the control block is achieved, vibration impact on the control block is counteracted through delayed shaking of the inner circular plate, in addition, the buffering devices can be adjusted by rotating the worms, the vibration frequency in the buffering devices is changed, it is guaranteed that the control block efficiently absorbs vibration energy on the supporting frame, and the working stability of the automobile power device is guaranteed.
Owner:NANTONG HESHUO ELECTRONICS
Vibration isolation and reduction support based on memory alloy
PendingCN112922989AGood superelastic effectExtended service lifeLeaf springsMultiple spring combinationsVertical vibrationEnergy absorption
The invention discloses a vibration isolation and reduction support based on memory alloy. The vibration isolation and reduction support comprises a plate spring set, an upper panel and a lower panel. The plate spring set is made of memory metal. During work, when the upper panel or the lower panel is under the action of vibration loads, the relative vertical distance between the upper panel and the lower panel can be changed, on one hand, the memory alloy plate spring set is compressed and deformed to absorb energy or recovers to the original shape to release energy, and therefore the vibration isolation and reduction aim is achieved through the specific structure and material characteristics of the memory alloy plate spring set; and on the other hand, a memory alloy rope is stretched or retracted and deformed along with alternate deformation of the memory alloy plate spring set, and large hysteretic energy consumption and restoring force are provided through the structure of the memory alloy rope and the functions of materials. The vibration isolation and reduction support can effectively resist vertical vibration, the damping effect is good, the energy consumption capacity is high, extremely high reliability and stability are achieved during long-term work, automatic recovery can be achieved after vibration is conducted again, and no reset device needs to be additionally arranged.
Owner:XUZHOU UNIV OF TECH
Vibration finishing machine with drying function
InactiveCN1876325ASimple structureLarge capacityDrying solid materials with heatSuperfinishing machinesEngineeringHeat losses
The invention discloses a vibrating drying machine, comprising a vibrating machine, which is equipped with cover board; cover board is provided with gas inlet, a hot gas flow transmitter is installed beside vibrating machine and passes through said gas inlet. The capacity of this drying machine reaches several hundred liters, the impact to work piece is small and there is no impact trace on surface of work piece. The upper of container is sealed with plastic rubber plate, which reduces heat loss and powder pollution caused by heat air current. A transparent watching window is installed for convenient observation of tumbling and discharging condition. It employs generator with variable-frequency governor to control rotary speed, and to control vibrating frequency of drying machine. The rotary speed can be chose according to material and hardness to guarantee product quality.
Owner:ZHEJIANG HUMO POLISHING GRINDER MFG
Tailing pond instability failure simulation device under earthquake action and experimental method
ActiveCN114705388AControl the maximum amplitudeControl vibration frequencyEarth material testingMaterial strength using repeated/pulsating forcesElectric machineryEarth quake
The invention relates to a tailing pond instability failure simulation device under earthquake action and an experiment method, which are used for solving the problem that a tailing pond instability failure simulation device under earthquake action in the prior art cannot simulate earthquake waves of different types and different input forms. Comprising a base, a vibration assembly, a power conversion system, a library body simulation assembly and an information acquisition system, a horizontal vibration table is arranged on the base, the horizontal vibration table is in linear sliding connection with the base, the vibration assembly comprises a horizontal vibration air bag and a vertical vibration air bag, and through vibration of the horizontal vibration air bag and the vertical vibration air bag, the library body simulation assembly can be simulated. Seismic waves in different forms are simulated. The piston is driven by the vibration motor to do reciprocating motion in the cylinder body, a cavity with variable volume is formed between the piston and the cylinder body, and the horizontal vibration air bag and the vertical vibration air bag are connected with the cavity through a pipeline. And the library body simulation assembly is constructed according to an equal-proportion scaling principle according to a to-be-simulated actual mining area.
Owner:KUNMING PROSPECTING DESIGN INST OF CHINA NONFERROUS METALS IND
Insulator fatigue test device
The invention discloses an insulator fatigue test device and relates to the technical field of insulators. The device comprises a first steel frame, a second steel frame, an insulator, a steel strand,a vibration device and a tensioning device. A first end of the insulator rotates relative to the first steel frame, a second end of the insulator is fixed to a first end of the steel strand, a secondend of the steel strand is fixed to the second steel frame, the steel strand penetrates through the vibration device and the tensioning device, and the vibration device is located between the insulator and the tensioning device. According to the invention, the insulator load and the vibration frequency and amplitude of the steel strand can be adjusted as required such that fatigue tests of different degrees can be used, and the applicability range is wide.
Owner:TONGLING POWER SUPPLY CO OF STATE GRID ANHUI ELECTRIC POWER CO +2
High-throughput threshing and cleaning device for combine harvester
InactiveCN113767762AFunction to solve loop filteringIncrease the net off rateThreshersAgricultural engineeringThreshing
The invention discloses a high-throughput threshing and cleaning device for a combine harvester, relates to the technical field of agricultural equipment, and solves the technical problem about how to carry out cyclic screening in the threshing and cleaning device. The high-throughput threshing and cleaning device comprises a threshing device, a cleaning device and a grain conveying device; the cleaning device comprises a first fan, a double-layer screen cloth vibrating screen, a separating device, a first conveying device and a second fan; the double-layer screen cloth vibrating screen is located between the threshing device and the grain conveying device, a first screen cloth waste outlet of the double-layer screen cloth vibrating screen communicates with a feeding port of the separating device, and the first conveying device communicates with a feeding port of the double-layer screen cloth vibrating screen and a discharging port of the separating device; the first fan is used for outputting high-speed airflow towards the outside of the threshing and cleaning device between the double-layer screen cloth vibrating screen and the threshing device; and the second fan is used for outputting high-speed airflow towards the outside of the threshing and cleaning device between the double-layer screen cloth vibrating screen and the grain conveying device, so that high throughput is achieved while high-quality screening of crops is realized.
Owner:JINHUA VOCATIONAL TECH COLLEGE
Device for assisting in relaxing before and after physical training
InactiveCN112870046AImprove functionalityLarge massage rangeChiropractic devicesVibration massageEngineeringPhysical therapy
The invention discloses a physical training front and back relaxing assisting device, which comprises a backrest, a massage mechanism, a frequency adjusting mechanism and a leg massage device, heating blocks are uniformly mounted on the inner side of the backrest, the massage mechanism is arranged on the left side of the backrest, and a second electric telescopic rod arranged in the backrest is mounted on the right side of a mounting plate. A cushion is installed at the lower end of the backrest, a shielding soft cushion is installed at the right end of the cushion, supporting rods are installed on the front side and the rear side of a shank cushion plate, a third electric telescopic rod is installed on the inner side of the lower end of the shank cushion plate, and the lower end of the third electric telescopic rod is rotationally connected with a fourth electric telescopic rod; and a toe fixing seat is fixed on the upper side of the right end of the foot pad. According to the auxiliary relaxation device before and after physical training, the vibration frequency of the massage mechanism can be controlled to adapt to different users, leg muscles can be relaxed, beaten and massaged, and functionality is improved.
Owner:ZHENGZHOU RAILWAY VOCATIONAL & TECH COLLEGE
Phototherapy unit, sheet cascade bendable vibrating phototherapy head and phototherapy instrument
ActiveCN106166334BImprove treatment efficiencyOptimizing Treatment EfficiencyVibration massageLight therapyLight therapyTreatment effect
Owner:WUHAN YAGE OPTIC & ELECTRONICS TECHN
A ground experimental system and experimental method for preparing porous ice layer by 3D printing
ActiveCN111060336BNo diffusionSmall flow accuracyStructural/machines measurementLiquid spraying apparatusPeristaltic pumpSprayer
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
Method, device and storage medium for controlling vibration frequency of linear motor
ActiveCN111490712BControl vibration frequencyImprove the vibration effectMotor parameters estimation/adaptationMotor vibrationElectric machinery
Owner:AAC TECH PTE LTD
Atomization system and control method thereof
ActiveCN111804497ANo risk of leakageSimple structureLiquid spraying apparatusPhysical chemistryEngineering
Owner:XIAOWEI (SHANGHAI) BIOTECH CO LTD
Vibratory rotary grate and boiler
PendingCN114135883AControl vibration amplitudeControl vibration frequencyRevolving grateRocking grateEngineeringRotary furnace
The invention provides a vibrating rotary fire grate and a boiler. The fire grate comprises a fire grate face. The grate face of the fire grate has the freedom degree of vibration and rotation. The slag discharging pipe is used for supporting the grate surface of the fire grate; the air chamber comprises a rotating air chamber and a fixed air chamber which are sequentially arranged in the longitudinal direction of the fire grate; the vibration power source transmits vibration in the longitudinal direction of the fire grate to the slag discharging pipe and the fire grate face through a vibration transmission assembly. The rotating power source transmits rotation around the central axis of the fire grate to the chamber wall of the rotating air chamber through a rotating transmission assembly; the transmission assembly is arranged between the grate surface of the fire grate and the chamber wall of the rotating air chamber and comprises an elastic component and a sleeve component; the elastic component supports the grate face of the grate in the longitudinal direction of the grate. The sleeve part enables the grate face of the fire grate and the chamber wall of the rotating air chamber to be kept synchronous in the rotating direction along the center axis of the fire grate through the sleeve part. The structure can achieve the effects of uniform materials, sufficient combustion and effective discharge of slag.
Owner:JIANGSU UNIV +1
Vibration motor and electronic equipment
PendingCN113258821AIncreased bandwidthControl vibration frequencyReciprocating/oscillating/vibrating magnetic circuit partsPiezoelectric/electrostriction/magnetostriction machinesPhysicsFrequency band
The invention discloses a vibration motor and electronic equipment, and belongs to the field of communication equipment. The vibration motor comprises a shell, a mass block, a deformation part matched with the mass block, a first vibration assembly and a second vibration assembly. The two opposite ends of the deformation part are fixed to the shell, and the deformation part is located between a first surface and a second surface which are oppositely arranged in the shell. The first vibration assembly comprises a driving part which is installed on the shell and matched with the mass block. The second vibration assembly comprises a first piezoelectric structural part attached to the surface of the deformation part. Under the condition that the driving part is power on, the driving part drives the mass block to do reciprocating motion between the first surface and the second surface; and under the condition that the first piezoelectric structural part is powered on, the first piezoelectric structural part generates bending deformation and drives the deformation part to deform so as to drive the mass block to reciprocate between the first surface and the second surface. According to the technical scheme, the problem that the frequency band width of an existing vibration motor is relatively small can be solved.
Owner:VIVO MOBILE COMM CO LTD
A Continuous Vibration Controller for Structures
ActiveCN111715502BAchieve regulationControl vibration frequencyMechanical vibrations separationVibration amplitudeSlide plate
Owner:恒景泰(深圳)科技有限公司
A high frequency vibrating screen for mobile crusher
ActiveCN110152983BPrecise control of vibration frequencyControl vibration frequencySievingScreeningElectric machineCoupling
Owner:湖州沐豪科技有限公司
A strap-type cervical and lumbar support massager
InactiveCN106880481BReduce stressAdjustable installation distanceVibration massageNon-surgical orthopedic devicesPhysical medicine and rehabilitationLumbar cord
The invention discloses a strap type cervical vertebra and lumbar vertebra supporting massager. The defect that a massager in the prior art cannot achieve massage and supporting at the same time is overcome, and the effects that wearing is convenient and comfortable, the massager is not limited by the posture of the human body, and the cervical vertebrae and the lumbar vertebrae are supported all the time in the massage process are achieved. According to the technical scheme, the massager comprises a massager body, double shoulder straps and a belt, and the massager body is fixed to the rear side of the human body through the double shoulder straps and the belt; the massager body comprises a rigid framework and an outer packaging layer arranged on the outer side of the rigid framework, the rigid framework comprises a neck framework, a breast framework, a waist framework and a support which are connected in sequence, the neck framework is connected with the breast framework through a sliding rod mechanism I, the breast framework is connected with the waist framework through a sliding rod mechanism II, and the waist framework and the support are connected through a thread structure.
Owner:韩桂云
Ground experiment system and experiment method for preparing porous ice layer through 3D printing
ActiveCN111060336APrecisely control the average particle sizeNo diffusionStructural/machines measurementLiquid spraying apparatusPhysicsPeristaltic pump
The invention discloses a ground experiment system for preparing a porous ice layer through 3D printing. The ground experiment system comprises a cold environment box, a peristaltic pump, a three-axisguide rail, a computer host, a piezoelectric sprayer and a control unit. The piezoelectric sprayer can be replaced according to actual use requirements, and the spraying flow and the average particlesize of liquid drops are accurately adjusted through the size and number of micro-pores, the punching range and the vibration frequency of the piezoelectric sprayer. The control unit controls the temperature of the cold environment box, the movement of the sliding rail, the flow of the peristaltic pump and the frequency of the piezoelectric sprayer. According to the invention, an ice layer with stable physical properties can be printed on the surface of a flat plate or an irregular curved surface in a 3D manner for ground ice prevention and removal experiments. The system has the advantages of simple operation, simple structure, convenient installation, low energy consumption, convenient maintenance, obvious effect and the like, and can effectively improve the quality of ground cold environment ice prevention and removal experiments.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
Dismountable semi-automatic water-bath vibrating evaporating device
InactiveCN108744563AAchieve vibrationIncrease the heating areaEvaporator accessoriesEngineeringBottle
The invention discloses a dismountable semi-automatic water-bath vibrating evaporating device. The device comprises a support and a storing bottle, wherein the storing bottle comprises a connecting end and an air outlet end; a cross bar is arranged at the upper end of the support; a thick spring is arranged on the cross bar; one free end of the thick spring is connected to the cross bar while theother end of the thick spring is fixedly connected to a vibrating part; a vibrating motor is arranged in the vibrating part and is provided with a rate regulating switch. With the adoption of the device, an evaporating bottle can be automatically vibrated during experiment, and the motor rate adjustment fits the spring elasticity adjustment, so that the vibrating frequency and amplitude comprehensive adjustment of the vibrating bottle is realized; an experiment product in the storing bottle is driven to vibrated at different degrees, thus the heating area and the evaporating area of the experiment product are increased, and the evaporating efficiency is improved; and the dismountable storing bottle is easily conveniently washed after experiment.
Owner:潍坊高航机械科技有限公司
A vibration device for preparing artificial stone
ActiveCN104441200BAdjust the amplitudeControl vibration frequencyAuxillary shaping apparatusEngineeringArtificial stone
Owner:TIANJIN CROWN CURTAIN WALL DECORATION
Laser dust detector correction device and correction method
PendingCN111289411AControl vibration frequencyAchieve environmental effectsParticle suspension analysisEngineeringMaterials science
The invention discloses a laser dust detector correction device and correction method. The device comprises a base, a detection chamber, a dust generating chamber and an adjustable stabilized voltagesupply. The base is a tray with the diameter slightly larger than that of the detection chamber, the detection chamber can be directly arranged on the base, and dust can be recycled conveniently; thedetection chamber is made of a transparent organic glass tube, and two detection holes are formed in the tube wall of the detection chamber; the interior of the dust generating chamber is hollow, a screen is arranged at the bottom, and a cover plate with a vibrator is arranged at the top; buffering glass beads are arranged in the dust generating chamber to achieve the buffering effect before dustfalls down. The adjustable stabilized voltage supply is used for adjusting different voltages and creating environments with different dust concentrations; the base is connected with the detection chamber through placement; and the detection chamber and the dust generating chamber are in flexible connection through a PVC film. The device is simple in structure, diverse in function, reliable in performance, low in manufacturing cost and convenient for large-scale production and use.
Owner:CHINA JILIANG UNIV
A horizontal cyclic loading system and loading method suitable for vibration tests of offshore wind turbine pile foundations
ActiveCN109162303BThe amplitude of the vibration does not changeVibration direction and wave real-time controlFoundation testingTurbineCyclic loading
Owner:HOHAI UNIV
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