41 results about "Electromechanics" patented technology

The application discloses a torque control method, device, equipment, storage medium and program product, and belongs to the technical field of electromechanics. The method comprises the following steps: acquiring an expected output torque, an actual output torque and a current control value of a driving device, wherein the driving device comprises a rotating motor; determining an updated current control value based on the expected output torque and the actual output torque; determining a disturbance current compensation value based on the actual output torque, the current control value and a current compensation model; adjusting the updated current control value based on the disturbance current compensation value to obtain an adjusted updated current control value; and controlling the rotating motor to operate based on the adjusted updated current control value. According to the application, the adjusted updated current control value is more accurate, the number of control adjustments is reduced, and the adjustment efficiency is improved.

The invention provides large-diameter pipeline lifting and mounting equipment for building electromechanics, and relates to the technical field of pipeline lifting and mounting, the large-diameter pipeline lifting and mounting equipment for building electromechanics comprises a pipeline transmission wheel, the pipeline transmission wheel is used for keeping a pipeline in the middle and adjusting the positions of the two ends, and pipeline fixing devices are arranged on the two sides of the pipeline transmission wheel and used for clamping the pipeline; an electronic fence is arranged below the pipeline transmission wheels and used for prompting personnel to enter a dangerous area when the device works, and a crawler belt is arranged below the electronic fence. By arranging the crawler belt and the pipeline lifting mechanism, the equipment maneuverability and the pipeline installation efficiency are greatly improved; the crawler belt enables the equipment to freely move on a complex construction site and rapidly reach a designated operation area, the time and manpower for transferring the equipment are saved, the pipeline lifting mechanism is responsible for lifting the pipeline to a proper height, manual carrying is replaced, the risk that constructors carry the pipeline at a high altitude is reduced, the construction efficiency is remarkably improved, and the construction progress is accelerated.

The present application belongs to the technical field of electromechanics. Provided are a power tool and a control method therefor. The power tool comprises a housing, an output shaft, a driving mechanism, a clutch mechanism, a torque adjustment mechanism, a locking mechanism configured to selectively lock the torque adjustment mechanism, and a calibration mechanism, wherein the calibration mechanism comprises a magnetic component and a magnetic induction component, the magnetic component being disposed on the torque adjustment mechanism, and the magnetic induction component being disposed on the housing. When the power tool enters a torque adjustment mode, a controller acquires positioning parameters generated by the calibration mechanism, in response to an electric motor rotating by a preset angle or for a preset time. The controller is further configured to control the power tool to stop according to the positioning parameters, such that the locking mechanism can lock the torque adjustment mechanism. In the present application, the torque adjustment mechanism can quickly and accurately reach a preset position at which the torque adjustment mechanism can be locked by the locking mechanism, without repeated attempts, thereby improving convenience during torque adjustment of the power tool, and optimizing user experience.

The utility model relates to the field of electromechanical technology, in particular to a small motor load test bench, which comprises a mounting base, a clamping mechanism and a lifting mechanism, the mounting base is arranged at the bottom of the test bench, a mounting hole is formed in the mounting base, and the clamping mechanism is mounted on the mounting base through the mounting hole; the clamping mechanism comprises a left clamping block and a right clamping block. The opposite faces of the left clamping block and the right clamping block are provided with semicircular grooves so as to stably clamp a motor to be tested. The lifting mechanism comprises a steering shaft connected with an output shaft of the motor in an inserted mode, the end, away from the motor, of the steering shaft is connected with a lead screw, the lead screw is connected with a moving block, and the top end of the moving block is fixedly connected with a containing base for containing the balancing weight. The device can be adapted to various motors of different models, so that one test bench can meet the test requirements of more types of motors, and the utilization rate and the practicability of the test bench are improved.

The invention relates to a high-power electric transmission rotary joint, which relates to the field of aerospace electromechanics, and comprises flanges, power outer rings, power inner rings and upright posts, the power outer rings and the power inner rings are power rings with the same thickness and different diameters, the power inner rings are inserted into the power outer rings, and dynamic and static gaps are reserved to form a group of power outer rings; the multiple sets of power outer rings are distributed in the axis direction of the flange, and the multiple stand columns are inserted into the power outer rings to limit relative rotation of the rings. The flange, the power outer ring and the stand column form a stator, the power inner ring is a mover, the mover is rotationally connected into the stator to form a rotary joint, and the rotary joint has the advantages of being large in transmission power and safer.

The present application relates to the technical field of welding equipment, in particular to an automatic welding equipment for building electromechanical, which comprises a base, the top of the base is fixedly connected with a rectangular shell, and the top of the rectangular shell is fixedly connected with a U-shaped plate. In the present application, the inner top surface of the U-shaped plate is provided with a moving mechanism, and the connecting rod, the fixing ring and the welding gun are moved to the appropriate position by starting the electric push rod. Then, the welding gun moves along the direction of the connecting shell one by starting the motor three, and moves along the direction of the connecting shell two by starting the motor four. The position of the welding gun can be quickly changed by using the moving mechanism, so that the automatic welding equipment for building electromechanical can weld building distribution boxes of different specifications and sizes, and can weld the building distribution box in the horizontal and vertical directions, thereby improving the welding efficiency of the automatic welding equipment for building electromechanical.

The utility model relates to the field of mechanical and electrical installation, in particular to an adjustable supporting base for mechanical and electrical installation, which comprises an installation seat, a first installation component, a second installation component, a supporting component, an installation disc and a first supporting column, by arranging the adjustable mounting structure, corresponding adjustment can be carried out according to different electromechanics and mounting requirements, by arranging the adjustable supporting structure, the height and angle of the electromechanics can be adjusted, and the device is more flexible and applicable, and by arranging the first mounting assembly and the second mounting assembly, the mounting efficiency is improved. The position of the device can be adjusted for adaptation according to different electromechanical and installation requirements, the supporting assembly is arranged, the device can be used for adjusting the electromechanical height and angle, under the mutual matching and adjusting effect of the first installation assembly, the second installation assembly and the supporting assembly, various different installation requirements can be met, flexibility is better, and the device is more convenient and practical.

A new LC medium exhibits a ferroelectric-nematic phase at ambient temperature. It comprises at least one or more compounds selected from each of the groups of formula IA, IB and IC-1 / IC-2 / IC-3, wherein the variable groups have the meanings indicated in the text and claims. The mixture can be used in electro-optics, electronics, electromechanics and other applications for materials with very high dielectric permittivity and other energy saving applications.

The invention relates to the technical field of building electromechanics, in particular to a pipeline construction device for building electromechanics. Comprising a base, a limiting frame, a sliding frame, a pipe clamp, a cable winding drum frame, a reciprocating mechanism, an annular frame, restraining rollers, a restraining mechanism used for driving the restraining rollers to be close to or away from one another and a driving mechanism used for driving the restraining rollers to rotate, and a talcum powder coating mechanism is arranged between the annular frame and the pipe clamp. The reciprocating mechanism is installed on the base, the restraining mechanism and the driving mechanism are both installed on the annular frame, and the pipe clamp is used for positioning a pipeline. When 2-3 cables need to be arranged in one pipeline in a penetrating mode, the multiple cables can be restrained, the diameter of the cables entering the pipeline is reduced, practicability is better, talcum powder can be sprayed to the cables, friction force between the cables and the pipeline is reduced, the situation that the cables are bent and difficult to penetrate in when the cables penetrate through the long pipeline is avoided, and the cable fixing device is suitable for being used for fixing the cables. And the electromechanical construction efficiency of the building is improved.

The utility model provides a foundation pit drainage device based on a PLC (Programmable Logic Controller), which belongs to the field of coal mine electromechanics and comprises a first water level sensor and a second water level sensor which are positioned at different heights in a foundation pit and are respectively connected to two input ports of the PLC; an output port of the PLC is connected to one end of a relay coil, the other end of the relay coil is connected with a first power source, one end of a relay auxiliary contact is connected with a second power source, the other end of the relay auxiliary contact is connected to one end of an electromagnetic valve, the other end of the electromagnetic valve is connected with the second power source, and the electromagnetic valve is located on an air pipe. One end of the air pipe communicates with an air source, and the other end of the air pipe is connected to the diaphragm pump which is connected to a water suction pipe in a foundation pit. Accumulated water in the foundation pit can be removed in time, and equipment damage and potential safety hazards are avoided.

The utility model belongs to the technical field of aviation electromechanics, and relates to a servo actuation control device. The device comprises a DSP (Digital Signal Processor) processing module, an LVDT (Linear Variable Differential Transformer) sensor acquisition module, a watchdog module, an electromagnetic valve driving module and a servo valve driving module, wherein the LVDT sensor acquisition module, the watchdog module, the electromagnetic valve driving module and the servo valve driving module are all connected with the DSP processing module. Under the cooperation of the electromagnetic valve and the servo valve, the hydraulic flow and direction acting on the steering engine are controlled, so that the steering engine is driven to move, and the position of the steering engine and a monitoring result are periodically reported to a flight control computer. And meanwhile, event data in operation can be recorded in the NVM, so that subsequent ground maintenance and management are facilitated.

The invention relates to the technical field of building electromechanics, in particular to an electromechanical temporary supporting device for building construction and a using method thereof. Comprising a supporting bottom plate, and a plurality of rolling wheels used for moving are arranged at the bottom of the supporting bottom plate; the supporting plate is arranged above the supporting bottom plate and used for bearing the building machine, and a lifting mechanism is arranged between the supporting plate and the supporting bottom plate and used for adjusting the height of the supporting plate; and the supporting mechanisms are arranged on the supporting bottom plate, each supporting mechanism comprises a vertically-arranged telescopic rod, the length of each telescopic rod is adjusted so that the extending end of each telescopic rod can abut against the ground, and therefore the rollers can be prevented from continuously rolling when the building machine is installed. The device has the beneficial effects that the supporting bottom plate and the supporting plate are arranged, the rollers are arranged at the bottom of the supporting bottom plate, and after the building electromechanical part is hoisted to the supporting plate, the rollers are made to roll through the pushing device, so that the building electromechanical part is moved to the to-be-installed position.

The application belongs to the technical field of electromechanics, and discloses a radar automatic leveling device, which comprises a three-layer structure, and the layers are sequentially arranged from bottom to top as follows: a first layer, a lower transition plate (13) is connected with a vehicle body; a second layer, a middle transition plate (8) is installed on a first rotating shaft (6) on the lower transition plate (13), and represents a rotatable straight line; and a third layer, an upper transition plate (5) is installed on a second rotating shaft on the middle transition plate (8), and represents a rotatable straight line; a radar (3) is installed on the upper transition plate (5), and the installation surface of the radar (3), i.e. the upper transition plate (5), is located on a horizontal plane through rotation adjustment of the middle transition plate (8) and the upper transition plate (5). The application has the advantages of simple structure, convenient processing, light weight, and the ability to bear a large weight, and can well realize the leveling problem of the radar installation surface, and the leveling precision reaches 30 seconds.

The invention relates to the field of electromechanics, and discloses a track socket with a cleaning structure for electromechanical equipment, which comprises a track device and an adapter in sliding fit with the track device, one side of the track device adjacent to the adapter is provided with an adaptive chute, and a live wire copper bar, a zero wire copper bar and a ground wire bar are mounted in the track device. The adapter is internally provided with a live wire copper column, a ground wire column and a null line copper column, the adapter comprises a base, one side of the base is provided with an insertion block in insertion connection with the adaptive sliding groove, the two sides of the insertion block are provided with scrapers used for cleaning dust in the adaptive sliding groove, the other side of the base is internally provided with a power connection plate, and the side part of the base is provided with a panel in a clamping manner; a movable ring is slidably mounted on the outer side of the base, a live wire shaft seat and a zero wire shaft seat are rotatably mounted in the base, and a connecting column is connected to the bottom of the central shaft sleeve and slidably contacts with the ground wire. According to the scheme, the scrapers are installed on the two sides of the insertion block, the zero line copper bar can be cleaned in advance when the adapter slides, and the stability and reliability of the track socket in use are improved.

The utility model relates to the technical field of coal mine electromechanics, and discloses an electromechanical device for intelligent mining of a coal mine, which comprises an equipment main body, the front side of the equipment main body is sleeved with an air inlet cover, the rear side of the equipment main body is sleeved with an air outlet cover, an ion fan is arranged in the equipment main body, and fan blades are fixedly arranged at the output end of the ion fan. An electrostatic sensor is arranged above the fan blades, a sweeping mechanism is arranged between the fan blades and the air inlet cover, and a dust removal mechanism is arranged at the top of the equipment body. According to the device, fan blades are arranged to drive a rotating rod, a collision rod and a cleaning brush to rotate at the same time, the cleaning brush is driven to conduct real-time cleaning work on the surface of a dust filtering net in the dust adsorption process, the collision rod makes contact with a collision ball in the rotating process, collision force is generated, and therefore the dust filtering net is driven to vibrate; furthermore, the cleaning brush is driven to vibrate and fall off dust left on the dust filtering net, so that the cleaning effect is more efficient.

The invention discloses a circuit and method for achieving safe soft start of a motor based on self-locking, and belongs to the technical field of electromechanics. A soft starter ST is arranged on a switch SA in a connected mode, and a motor M is arranged at the output end of the soft starter ST in a connected mode; a self-locking protection circuit which is composed of a contactor KM and a coil of the contactor KM and can achieve self-locking of the motor M is arranged on the soft starter ST, the self-locking protection circuit can achieve self-locking through the contactor principle, the soft starting function is achieved, meanwhile, the soft starter ST can be disconnected, and after the motor operates normally, main current passing through the soft starter is automatically cut off. The service life of the soft starter can be effectively prolonged, and the failure rate is reduced.

The utility model discloses a novel angle-adjustable platform, and belongs to the technical field of electromechanics. The platform comprises a platform plate, an adjusting mechanism, a supporting frame, a control system and a tilt angle sensor, the platform plate is connected with the supporting frame through the adjusting mechanism, the tilt angle sensor is installed on the platform plate, the tilt angle sensor is in communication connection with the control system, and the adjusting mechanism is in communication connection with the control system. The adjusting mechanism is automatically controlled by the control system to adjust the linear inclination state of the platform plate, so that the platform can meet the use requirements of more scenes, and meanwhile, the adjusting process is relatively stable and steady.

An end cover assembly and an outer rotor motor. The present application relates to the field of electromechanics, and particularly relates to an end cover and a protective cover arranged on the end cover, the end cover comprising an end cover body, a through hole is formed on the end cover body, a first ring wall is formed around the through hole and protrudes towards an inner side surface of the protective cover, and a second ring wall is formed in a direction away from a center of the through hole from the first ring wall; a plurality of notches are formed on an outer periphery of the second ring wall, and a first limiting structure is formed on a side surface of the second ring wall facing the protective cover; the protective cover comprises a protective cover body, a third ring wall extending towards the end cover from the protective cover body, and a clamping block formed on the third ring wall in a direction towards the center of the through hole; and a second limiting structure adapted to the first limiting structure is formed on a side surface of the protective cover body facing the end cover, so as to solve the technical problem that a waterproof and dustproof structure of an existing motor is complex, the cost is high, and maintenance is not facilitated.

The invention belongs to the technical field of digital twinning in the building industry, and discloses a data interaction management and control method and system based on a BIM model. According to the method, BIM model standardization transformation and processing are carried out on buildings, structures and electromechanics collected in the bidding stage, and fbx format files are exported; materials are endowed to the building model, the structure model and the electromechanical model again, a file is exported through a datasmith plug-in, and Unreal Engine software is imported; making a custom button and a UI system; and adding a label to the imported BIM model, and linking with the label to complete interaction with the BIM model. According to the method, a traditional reporting mode is broken, interactive association of two-dimensional images and texts and three-dimensional scenes is realized, linkage interaction of data, scenes and construction animations is supported, seamless fusion of images, texts and tables and three-dimensional results is realized, and immersive design, construction concept transmission and three-dimensional interactive reporting experience are created.

The utility model relates to the technical field of electromechanics, in particular to a household outdoor charging and inflating multifunctional air pump which comprises an air storage tank and a motor, a generator is arranged above the air storage tank, the output end of the generator is electrically connected with a control module, a first connecting part is arranged at the front end of the generator, and a second connecting part is arranged at the rear end of the motor. A first rotating shaft is connected into the first connecting part in a penetrating mode, the front end and the rear end of the exterior of the first rotating shaft are movably sleeved with balance weight ends, a connecting rod rotationally sleeved with the exterior of the first rotating shaft is connected between the two balance weight ends, and a permanent magnet piston body is movably connected to the upper portion of the connecting rod. An electromagnetic coil is arranged at the upper end of the permanent magnet piston body; according to the utility model, the inflator is manually operated to inflate the air storage tank, so that the small air pressure can be increased, the compressed air in the air storage tank is changed from small to large, the air utilization requirement can be met, and the electromagnet and the permanent magnet are combined to form output power under the condition of no power supply, so that the generator is driven to generate electricity.

The invention belongs to the field of aviation electromechanics, and relates to a channel synchronization method based on hard wire signals. By introducing a high / low level handshake mechanism, a dynamic delay mechanism and a plurality of synchronization modes, the problems of low synchronization precision, improper communication delay processing and the like in the prior art are effectively solved. The handshake sequence can be configured according to hardware interface characteristics, so that the adaptability of the method to different hardware platforms is enhanced; a dynamic delay mechanism ensures that synchronous operation can still be completed under different communication delay conditions, and the robustness of the system is improved; and multiple synchronization modes are supported, multiple stages such as power-on, reset and periodic operation of the system are adapted, and the flexibility and the stability of the system are enhanced.

The invention provides an aircraft hydraulic system power parameterization calculation method and system, and belongs to the technical field of aviation electromechanics, and the method comprises the steps: setting a corresponding user graph module for each hydraulic system user; setting attribute parameters for each user graph module, generating a plurality of hydraulic system user power special models, and forming a power calculation model library based on all the power special models; calling the special user power models in the power calculation model library according to the configuration condition required by the current hydraulic system, connecting the special user power models, and establishing a parameterization calculation model of the current hydraulic system; and based on the parameterization calculation model and the corresponding attribute parameters, parameterization calculation of the current hydraulic system is achieved. By means of the processing scheme, the accuracy and efficiency of aircraft hydraulic system power calculation can be remarkably improved, the calculation complexity is lowered, and errors possibly caused by manual calculation are reduced.

The utility model relates to a handheld fascia gun motor capable of being welded on two sides, which relates to the technical field of small-sized electromechanics and comprises a bearing bracket, a rotating shaft, a permanent magnet rotor, a bearing and a winding stator, rotating shafts are rotationally mounted at the head and the tail in the bearing bracket through bearings; the tail end of the rotating shaft is connected with the permanent magnet rotor, the permanent magnet rotor is arranged around the winding stator, and the winding stator is fixed on the bearing support; the motor further comprises a PCB wire passing plate, the PCB wire passing plate is arranged on the inner side face of the bearing support and fixed through fixing screws, the inner side face of the PCB wire passing plate is electrically connected with a three-phase winding of the winding stator through copper wires, and the UVW outgoing line is welded to the PCB wire passing plate and used for being electrically connected with the three-phase winding. Machine winding is convenient, process assembly is convenient, double-face welding can be achieved, and a winding copper wire is prevented from being pulled.

The utility model discloses a spiral carbon fiber centrifugal drive pipeline flaw detection robot, which relates to the technical field of pipeline flaw detection robots, and comprises a blunt unit, a detection unit, a window unit and a power unit, the detection unit comprises a disc which is arranged in the front end of the device, is provided with ultrasonic detection and is internally rotatable, and a small electromechanical device; the window unit comprises a device window part arranged at one end of the front end of the device, and an X-ray flaw detection assembly and an infrared flaw detection assembly which are arranged in the device window part; and the power unit comprises a device movement part arranged at one end of the device window part, and a deflection machine is arranged in the device movement part. According to the spiral carbon fiber centrifugal driving pipeline flaw detection robot, the robot is driven by the deflection machine to rotate spirally to advance in a pipeline, and the rotating direction of the deflection machine can be changed, so that the detection robot slows down or returns when encountering an obstacle which cannot pass through.

The electromachine includes a rotor body defining the rotor axis, the rotor body including a back iron, a plurality of shanks extending radially away from the back iron, and a plurality of pole caps, each detachably coupled to a corresponding one of the plurality of shanks. The back iron, the shanks, and the pole caps can be made of different materials, and the rotor is capable of changing the flow of magnetic flux to vary the number of poles of the motor. A retaining wrap, pre-tensioned, is provided to help fix the rotor components together and to allow for increased rotor speed. A retainer is positioned between the rotor body and the retaining wrap to compensate for thermal expansion and to keep the retaining wrap within a predetermined tension range.

The invention belongs to the field of aviation electromechanics, and relates to a FLASH data storage initial address searching method. According to the method, a two-stage strategy of positioning a sector first and then performing binary search in the sector is introduced, so that the speed of searching the FLASH storage address is remarkably improved, the problem of low search efficiency which puzzles the industry for a long time is solved, and the overall performance and reliability of FLASH data storage are greatly improved. The improvement is particularly suitable for avionics equipment with strict requirements on real-time performance and stability.

The application provides an electric tool, which belongs to the technical field of electromechanics, and comprises a shell, a driving mechanism, a clutch mechanism and an output shaft. The driving mechanism comprises a motor and the motor is used for outputting power. The clutch mechanism comprises a first clutch disc, a second clutch disc and an elastic element. The motor drives the first clutch disc to rotate, the first clutch disc can interrupt torque transmission to the second clutch disc, the elastic element is arranged around the output shaft, and one end of the elastic element biases the second clutch disc. A first sliding channel, an inclined slope, a second sliding channel and a step part are sequentially arranged on the first clutch disc or the second clutch disc. The second sliding channel is arranged in parallel or downwardly inclined from the inclined slope to the step part relative to a first plane. The output shaft is driven by the second clutch disc to rotate. The first plane is a plane where the other side of the clutch disc on which the second sliding channel is located. The application can reduce the influence of the reaction force on the user when the tool is clutched, improve the accuracy of the output torque and facilitate operation.

The utility model relates to the field of coal mine electromechanics, and discloses a coal mine electromechanical operation vibration monitoring device with an alarm mechanism, which comprises a control box, two sides of the control box are fixedly connected with fixing rods, the bottom ends of the fixing rods are provided with adjusting rods, the bottom ends of the adjusting rods are fixedly connected with mounting seats, and the mounting seats are fixedly connected with the alarm mechanism. A main control module is installed in the control box, four sets of sub-control modules are installed on the main control module, alarm modules are installed on the sub-control modules, and an alarm is installed at the top end of the control box. According to the coal mine electromechanical operation vibration monitoring equipment with the alarm mechanism, the vibration sensor is installed in an area needing to be detected, the vibration sensor can transmit a monitored signal to the sub-control module, the sub-control module transmits data to the main control module for analysis, and once the vibration frequency exceeds a preset value, the alarm mechanism gives an alarm. The main control module can drive the alarm module to enable the alarm to carry out flicker alarm and terminal alarm, and the problem of inconvenient and flexible detection alarm is solved.

The invention provides an electric hoist with automatic heat dissipation and anti-falling functions, and relates to the technical field of electromechanics, the electric hoist comprises a motor, a reduction gear set and a winding drum, the output shaft of the motor is connected with the input end of the reduction gear set, and the output end of the reduction gear set is connected with the winding drum; the winding drum comprises an outer side oil tank, an inner side oil tank and a body rotationally connected between the inner side oil tank and the outer side oil tank, the body is of a hollow structure, the two ends of the body are communicated with the inner side oil tank and the outer side oil tank respectively, and a spiral oil guide convex rib is arranged on the inner wall of the body. A plurality of oil passing pipes distributed on the outer side of the body are connected between the inner side oil tank and the outer side oil tank, and the oil passing pipes are communicated with the inner side oil tank and the outer side oil tank. The invention has the advantages of high reliability, good heat dissipation effect and the like.

The application relates to the field of electromechanics and provides a main shaft and a machine tool with the same. The main shaft comprises a shaft sleeve assembly, a shaft core and a bearing assembly, the shaft core is rotatably arranged in the shaft sleeve assembly through the bearing assembly, a rear end locking piece is fixedly connected with the rear end of the shaft core and is used for axially compressing and limiting the bearing assembly, an encoder gear is integrally arranged with the rear end locking piece and is located on the outer circumferential surface of the rear end locking piece, and an encoder is fixedly arranged in the shaft sleeve assembly and is located on the radial side of the encoder gear. The encoder is matched with the encoder gear to measure the angle of the main shaft. The rear end locking piece and the encoder gear are integrated into an integrated structure, the number of parts of the main shaft is reduced, the assembly is simple, the assembly efficiency is high, the cumulative error is small, the precision adjustment is easy, the assembly precision is high, the machining process is reduced, the machining cost is reduced, and the risk of circumferential rotation of the encoder gear is avoided.