49results about How to "Continue to work efficiently" patented technology

The invention relates to a deicing system for large fan generator set blades, which comprises a temperature measurement sensor, a control system and a deicing assembly, wherein the deicing assembly comprises an exhaust fan and a heater; the temperature measurement sensor is arranged in a blade to monitor the temperature of the blade in real time and transmit a temperature signal to the control system; when the temperature of the blade is too low, the control system actuates the exhaust fan and the heater; the exhaust fan extracts air; and hot air is subjected to thermal cycle in the blade, so that the temperature of the blade rises to remove an ice layer on the surface of the blade. The precision degree of the temperature measurement sensor adopted by the deicing system is high, the blade temperature variation can be detected in time, and the detection reliability of the blade icing situation is improved. The temperature of the blade can be quickly improved according to the heater and the exhaust fan so as to achieve a purpose of removing a blade ice layer.

The invention discloses a light-compensating assemble type household vegetable garden planting device, and relates to the technical field of indoor planting. The device is characterized by comprising a photovoltaic panel, a storage battery, a microcomputer controller, a minitype pump, an LED light-compensating lamp, an ultraviolet sterilization lamp and a planting table, wherein the photovoltaic panel is electrically connected with the storage battery; the storage battery is electrically connected with the microcomputer controller; the microcomputer controller is electrically connected with the minitype pump, the LED light-compensating lamp and the ultraviolet sterilization lamp through conducting wires respectively; the planting table comprises a trough and a frame body; the frame body is arranged at the upper part of the trough; the minitype pump is arranged in the trough; the water outlet nozzle of the minitype pump is positioned at the top of the frame body; the LED light-compensating lamp and the ultraviolet sterilization lamp are arranged at the top of the frame body or the lateral side of the frame body. The device can realize efficient continuous operation through solar energy and implement automatic watering, is convenient for use, environment-friendly and healthy, can improve the indoor environment for planting vegetables, and is small in occupied area, convenient for gardening, large in available planting area, and good in vegetal growth.

The present invention discloses a portable multi-azimuth ultrasonic-assisted vibration rolling device and an application method thereof. The vibration rolling device includes an ultrasonic rolling unit, a hydraulic power unit, a pneumatic cooling unit, a main body frame and an indexing device; an amplitude transformer assembly at the ultrasonic rolling unit comes into rolling contact with the surface of a tooth space of a gear workpiece, the hydraulic power unit is articulated with the main body frame, and the hydraulic power unit is articulated with the horn assembly, the indexing device is provided at the main body frame, and the gear workpiece is mounted at the indexing device. The present invention has the advantages that the device is flexible and portable, enables a transducer to be cooled continuously, and facilitates fixation of a rolling steel ball and adjustment of a station of the gear workpiece.

The invention provides a multifunctional workbench for innovation education, which belongs to the technical field of teaching equipment. The workbench comprises a support plate and a workbench fixedlymounted on one side of the upper part of the support plate, a through hole is formed in the middle of the workbench, and a protection box is fixedly mounted on one side, facing the workbench, of thesupport plate; the upper portion of the protection box is open, the protection box is communicated with the through hole, a cover plate is hinged to the interior of the through hole, and the interiorof the cover plate is hollow to form an air storage cavity. In the embodiment of the invention, when the workbench is not used, the display screen and the packaging frame are placed in the protectionbox together to realize protection of the display screen and prevent the display screen from being always located at the upper part of the workbench, so that the risk of accidental damage of the display screen is reduced, and the protection effect of the display screen is improved; cooling air is introduced into the air storage chamber through the air supply assembly; cooling air can be sprayed out from the air outlet holes, so that the display screen is subjected to heat dissipation treatment, and continuous and efficient work of the display screen is guaranteed.

The invention provides a heat source switching method of a surface water source and air source composite heat pump hot water system. The heat source switching method comprises the following steps of using Origin software to fit the annual air temperature and the surface water temperature of a to-be-applied-to region so as to obtain a correlation equation of Tw=a+b*Ta; determining curves of actualperformance parameters, changing with the change of the heat source temperature, of a heat pump main machine in a surface water source heat pump hot water system and a heat pump main machine in an airsource heat pump hot water system; according to the actual performance changing curves of the heat pump main machines, calculating the energy consumption of the surface water source heat pump hot water system and the air source heat pump hot water system under different climate working conditions, namely, different outdoor temperatures, and then performing comparative analysis; and according to calculation results and analysis, drawing temperature-unit heating capacity energy consumption curves, and finding out an crossed area so as to find out a crossing point of the two curves to determinea heat source switching operation point. According to the heat source switching method, the heat pump hot water system with lower energy consumption is adopted correspondingly to supply heat based onthe actual outdoor air temperature, so that the comprehensive energy consumption of the system is reduced, and it is guaranteed that the heat pump hot water systems can work continuously and efficiently.

The invention provides a device and a method for brushing paint by utilizing magnetic paint, the device can generate magnetic force to influence the magnetic paint coating, so that wall crack repair is enhanced, the service life of a building is prolonged, and a high polymer material is added into a magnetic coating material, so that the magnetic coating material is not only magnetic, but also can be used for coating the wall crack. And the magnetic paint coating has the effects of rust prevention, corrosion resistance, electric insulation, hardness, brightness, quick drying and wear resistance, and just overcomes the defects of the traditional paint coating and the traditional smearing method. The wall crack repairing is enhanced, and the service life of a building is prolonged.

The invention provides a servomotor for ETC and a control system thereof. The servomotor include a motor main body, the motor main body includes a housing, a rotor and a stator are arranged in the housing, the rotor has a rotating shaft and a magnet fixed on the rotating shaft for driving, and the stator has a stator core arranged on the outer periphery of the magnet and a winding for generating a rotating magnetic field. The inner diameter of the stator is in the range of 65-69 millimeters, the stator is provided with 10-14 stator grooves, the stator is formed by the lamination of stator punching plates; the rotor is an eccentric magnetic steel rotor of a surface-mounting structure, the rotor is provided with 7-9 rotor grooves, and the rotor is formed by the lamination of rotor punching plates; the outer diameter of each stator punching plate is in the range of 122-128 millimeters; the winding is a fractional groove concentrated winding; the torque ripple of the motor is reduced by the magnetic steel eccentricity, the zero-load back EMF waveform is optimized, so that the motor can work continuously, efficiently and smoothly.

The invention relates to a mechanical hand clamp which comprises a connecting seat, a floating seat, piece taking cylinders, an assembling assembly and locating sensors. The floating seat is connected to the position below the connecting seat in a floating manner. The multiple piece taking cylinders are fixed to the front side of the floating seat side by side at certain intervals. The assembling assembly comprises a lifting seat, a beam and ejection rods which are connected to the front side of the beam and are opposite to the piece taking cylinders. The lifting seat drives the ejector rods through the beam to enter the corresponding piece taking cylinders so that rods sucked by the piece taking cylinders can be ejected out of the piece taking cylinders to be assembled into corresponding assembling holes in a semi-finished piece. The locating sensors are arranged on the floating seat.

The invention discloses a high-intelligence oil-immersed power transformer which comprises a hollow oil tank filled with insulating oil; the transformer core body is fixedly mounted in the oil tank, and the transformer core body is immersed in the insulating oil; the transformer impurity removing mechanism is fixedly mounted on the oil tank, and the transformer impurity removing mechanism is communicated with the oil tank; the transformer heat dissipation mechanism is fixedly mounted on the oil tank, and the transformer heat dissipation mechanism is communicated with the oil tank; and the controller is electrically or wirelessly connected with the transformer impurity removal mechanism and the transformer heat dissipation mechanism. According to the invention, the insulating oil in the oil tank of the transformer is periodically purified and filtered, so that the high-efficiency performance of the insulating oil is kept, and meanwhile, the whole filtering treatment process is high in automation degree, basically does not need human participation, and has high working efficiency.

The invention discloses a road structure performance monitoring device and monitoring method, and belongs to the technical field of road engineering monitoring. The device comprises an information acquisition module buried in a to-be-detected position layer of a road and used for acquiring and outputting road parameters, a data processing module used for receiving the information output by the information acquisition module, analyzing and processing the road parameters to obtain information reflecting the road structure performance and outputting the information, a remote control module used for receiving and presenting the information output by the data processing module and controlling the starting and stopping of other modules, wireless transmission modules used for wirelessly transmitting signals, and a power supply unit; and the information acquisition module, the data processing module and the remote control module are all provided with the wireless transmission modules; and the power supply unit supplies power to each module. According to the invention, the transformation information inside the road structure performance can be directly obtained, the road condition can be monitored in real time, and the parameter information reflecting the road structure performance can be comprehensively and accurately obtained.

The invention introduces a coal picker for screening cleaned coal from raw coal. The coal picker is characterized by comprising a base, a fastening bolt, an adjusting height device, a cleaned coal chute, a vibrating screen, vibrating motors, a mounting rack, a retention device and a coal discharging device. According to the coal picker, the retention device is provided, so that the retention time of the raw coal on the vibrating screen can be effectively increased, and the raw coal can be fully screened and distinguished, and as a result, the coal picking cost can be decreased, the coal picking efficiency can be improved, and the workload of workers can be reduced.

The invention provides an SOC equalization method of a super-capacitor energy storage unit integrated multi-level converter. Decoupling control between the alternating current side and the direct current side is achieved by analyzing the energy relation between alternating current output of the multi-level converter and the super-capacitor energy storage unit, and the purpose of super-capacitor SOC equalization is achieved while stable output of the alternating current side is achieved. Powerful guarantee is provided for continuous and efficient work of the converter on the basis of solving the problem of capacitor voltage fluctuation of sub-modules of a traditional modular multilevel converter.

The invention relates to the technical field of soil thermal desorption equipment, and specifically discloses a skid-mounted soil thermal desorption equipment bag-type dust collector. The skid-mountedsoil thermal desorption equipment bag-type dust collector comprises a box body; supporting legs are symmetrically and fixedly connected to the bottom end of the box body, a dust box is arranged at the bottom of the box body, an air inlet pipe is fixedly connected and communicated with the left side of the box body, a fixed box is arranged at the top of the box body, and the skid-mounted soil thermal desorption equipment bag-type dust collector further comprises a filtering mechanism, a dust collecting mechanism and an anti-blocking mechanism; the filtering mechanism is arranged on the box body and comprises a blower, and the blower is fixedly connected to the left side of the fixed box; the dust collecting mechanism is arranged in the box body and comprises a motor, and the motor is fixedly connected to the right side of the box body. According to the skid-mounted soil thermal desorption equipment bag-type dust collector, the dust collecting mechanism is adopted, so that dust on a filter bag can be effectively removed, and continuous and efficient work of the filter bag is guaranteed, and meanwhile, a T-shaped plate and a circular ring are driven to move up and down through rotation of a cam of the anti-blocking mechanism, so that impurities accumulated on the inner wall of an outlet are removed, the outlet is effectively prevented from being blocked, and rapid collection of dust in air is realized.

The invention relates to the technical field of intelligent homes, and discloses a household intelligent drip-proof shower head, which comprises a main body, a water outlet pipe is arranged in the main body, the bottom of the main body is in threaded connection with a spray head cover, and a plurality of groups of water outlet holes are formed in the bottom of the spray head cover. Through the arrangement of a connecting rod and a filter screen device, a sleeve can rotate under the matching action of a limiting rod and an arc-shaped groove while a piston plate is pushed by water pressure to move downwards and the connecting rod is pulled to move upwards;since the arc-shaped groove is a quarter-circle spiral arc groove, therefore, the sleeve can drive a scraping plate to overcome the elastic force of a reset spring to scrape impurities on the filter screen, it is guaranteed that no impurity is accumulated at the upper end of the filter screen, smooth water outlet is guaranteed, meanwhile, when the connecting rod moves upwards to drive the sleeve to rotate reversely, the scraping plate can return to the original position, and the impurities on the upper surface of the filter screen can be scraped again conveniently when the spray head is used next time, and a nozzle can work continuously and efficiently.

The invention discloses a circular granary spreading device. The device comprises a machine base, a mounting base, a feeding mechanism and a conveying mechanism, and an annular track is formed on themachine base; the middle of the mounting base is rotationally mounted on the machine base along the axis extending in the up-down direction, and the two side ends of the mounting base are slidably mounted on the annular track; the feeding mechanism comprises a feeding cylinder arranged in the middle of the mounting base, a first feeding port and a first discharging port are formed in the upper endand the lower end of the feeding cylinder correspondingly, and the first feeding port is used for receiving grains; and the conveying mechanism comprises a supporting base and a conveying belt arranged on the supporting base, the supporting base is movably installed on the mounting base in the radial direction of the annular track, and a receiving end and a discharging end which are oppositely arranged are formed on the conveying belt. The supporting base drives the conveying belt to continuously and relatively reciprocate from the periphery to the center of a circular granary, and the mounting base drives the conveying belt to relatively rotate, so that the grains are uniformly distributed to each area at the bottom of the circular granary, and the grain surface finally falling into thegranary is smooth.