19results about How to "Vibration relief" patented technology

A turbine guide fixing structure, an aero-engine, the fixing structure comprises a connecting cylinder, a hollow cylinder structure with both ends open, used for connecting with high guide vanes on the turbine guide; a connecting disc, a circular ring shape, used for connecting with an outer casing; a bellows, one end of which is welded with the end of the connecting cylinder, and the other end is welded with the inner ring surface of the connecting disc. The aero-engine comprises the turbine guide fixing structure. In the application, by using the connecting cylinder with both ends open, it is used for connecting with the high guide vanes on the turbine guide, and at the same time, by using the connecting disc, it can be used for connecting with the outer casing. The connecting cylinder and the connecting disc are connected through the bellows, so that when the turbine guide is hot deformed, by using the bellows structure, radial displacement can be achieved, and at the same time, when the turbine guide is subjected to axial force, axial displacement can be achieved, and vibration energy can be absorbed, and the vibration of the turbine guide is relieved.

This application relates to the field of compressor technology and discloses a torque compensation method applied to a single-rotor compressor. The method includes acquiring current detection information of the single-rotor compressor during operation; determining target operating parameters of the single-rotor compressor based on received operating control commands; determining a torque compensation strategy for the single-rotor compressor based on the current detection information and the target operating parameters; and performing torque compensation on the single-rotor compressor according to the torque compensation strategy. This application, by acquiring current detection information of the single-rotor compressor during operation and controlling the single-rotor compressor to perform torque compensation according to the determined torque compensation strategy based on the current detection information and the target operating parameters, effectively avoids operating faults such as overload shutdown, overcurrent shutdown, and speed runaway during the operation of the single-rotor compressor, while also mitigating vibration and noise problems during operation. This application also discloses a torque compensation device and an air conditioner.

The utility model relates to radar flow measuring equipment technical field, concretely relates to including the double -track cableway of striding on river course and flow measuring device, and the flow measuring device includes the radar wave flow measuring appearance of walking car body and being located at walking car body bottom, both sides of walking car body all are provided with two walking wheels, all walking wheels of each side walk on the cableway of double -track cableway corresponding side, the region between two walking wheels on both sides of walking car body all are provided with mounting seat, two stabilizer wheels can be rotatably installed on each mounting seat, the damping mechanism is provided on the mounting seat, the top pressing wheel is rotatably provided on the telescopic end of damping mechanism, and the top pressing wheel is set up on the region between two stabilizer wheels, and the top pressing wheel can cooperate with two stabilizer wheels and clamp the cableway of double -track cableway corresponding side. This double -track mobile radar flow measuring system can effectively improve walking stability, and adapt to hydrological monitoring demand under various complex environmental conditions.

The utility model discloses a shifting device applied to a printing platform in a 3D (three-dimensional) printer, which comprises a fixing part for surrounding and positioning a plurality of stacked printing platforms, and a push rod component driven by a motor to reciprocate along a lead screw, the push rod assembly comprises a structural frame used for being connected with the lead screw in a threaded mode, two installation bases perpendicular to the structural frame are symmetrically arranged on the two sides of the structural frame towards the fixing piece, and each installation base is provided with a non-return piece which rotates relative to the installation base to stretch out and draw back. An auxiliary supporting slow descending assembly rotating relative to the mounting seat is mounted in the middle of the mounting seat in a penetrating manner; the motor drives the push rod assembly to reciprocate, and the telescopic non-return mechanism is matched with the supporting slow descending assembly to effectively achieve continuous feeding of the printing platform.

The utility model relates to impeller technical field discloses a marine aluminum die casting impeller with blade reinforcing structure, including installation cylinder, installation groove, wheel seat, installation cylinder fixed setting in the middle part of wheel seat, installation groove sets up in the inside of installation cylinder, be provided with clamping assembly, flow guide component, reinforcing component on the wheel seat, clamping assembly sets up on installation cylinder, flow guide component sets up on the wheel seat, reinforcing component sets up in flow guide component, the utility model discloses through cross clamping groove and installation rod cooperation, realize impeller and driving shaft firm connection, prevent skidding deviation, guarantee power transmission stability, the flow guide component in blade link wheel seat and installation cylinder, flow guide rod, male head guide fluid, reduce eddy current resistance, wheel seat outside flow guide column optimization flow direction, reduce blade impact vibration, the blade in the inside reinforcing component with light honeycomb block partition, light weight consider strength and fatigue resistance, overall consider multifunction, solve the problem that the flow guide is poor, and blade is vulnerable.

The utility model discloses a multistage purification washing device for low-impurity iron phosphate production belongs to iron phosphate production technical field, including washing box, a plurality of baffle are fixed in the washing box, and the washing box lower extreme both sides are provided with the supporting leg, and the supporting leg lower extreme is provided with the damping assembly, and the washing box is provided with the washing assembly inside, the utility model discloses through setting up the washing assembly, the iron phosphate that needs to wash is added in the washing cylinder through the feed hopper, and the washing cylinder is pushed into the washing box inside one side cleaning chamber and is washed by opening electric push rod, after washing, electric push rod contracts, drives the washing cylinder to go up, and then opens motor no.

The invention discloses a hybrid vehicle engine front-end wheel train control method and device and a storage medium, and the method comprises the steps: collecting a running signal of a hybrid vehicle, and judging the start-stop working condition trend of an engine of the hybrid vehicle according to the running signal; under the condition that the start-stop working condition trend is that shutdown is about to be carried out, shutdown preparation operation is carried out, and the shutdown preparation operation comprises the steps that a front-end wheel train load is removed through an electromagnetic clutch water pump and / or a transmission chain between an engine and a gearbox is tensioned through pre-tightening torque output by a P2 motor; and under the condition that the start-stop working condition trend is about to start, starting auxiliary operation is executed, and the starting auxiliary operation comprises the steps that a signal of a crankshaft position sensor is combined, auxiliary torque is output through a P2 motor to smoothen engine crankshaft rotation, and / or after the engine rotating speed is stable, an electromagnetic clutch water pump is controlled to load a load for a front end gear train. According to the technical scheme, torque impact of starting and stopping of an engine on a front-end wheel train can be reduced from the source, and the problems of vibration and noise of the wheel train are solved.

The application discloses a kind of high-flexibility low-voltage power cable, it is related to power cable technical field, including center conductor, the center conductor outside is tightly covered with internal rubber insulation layer, a plurality of internal rubber insulation layer outside is collectively covered with external rubber binding layer, and external rubber binding layer outside is covered with barrier protection layer, the barrier protection layer outside is sequentially covered with internal rubber protection layer, and external rubber protection layer, internal rubber protection layer and external rubber protection layer between being provided with internal liquid guide square tube, the external rubber protection layer outside is connected with splicing buckle box, the application is cooperated between each pipeline in cable and the concentrated liquid guide splicing box and atomizing nozzle, by optimizing the structure outside cable, when cable is used in different environments, it can be protected by spraying different functional solutions, thereby effectively improving the environmental adaptability of cable.

The utility model relates to the technical field of raised floors, in particular to a sealing and damping raised floor for a clean room, which comprises a bottom plate, a support frame and a guide ring, a support column is arranged at the upper end of the bottom plate, the outer wall of the upper end of the support column is in threaded connection with the support frame, and a storage groove is formed in the support frame. A floor body is placed in the storage groove, a guide ring is slidably mounted on the outer side of the supporting column, connecting frames distributed in a circular array mode are welded to the outer wall of the guide ring, and a limiting ring is welded to one side of the outer wall of the supporting column. The shock absorption floor can effectively absorb vibration generated by equipment operation or personnel walking, guarantees relative stability of the use position of the floor body, and can relieve vibration generated when the floor body is impacted.

The utility model relates to bearing field discloses a dustproof bearing including the outer ring, top cover, bottom cover, a plurality of ball and inner race, the outer ring upper end is equipped with four oil inlets, the outer ring inner wall inner end is equipped with four oil storage groove, the outer ring inner end is equipped with a plurality of oil seepage hole, the outer ring lower end is provided with a bolt no.

The utility model discloses a printing machine with shock -absorbing function belongs to printing machine technical field, including printing machine, the bottom of printing machine is provided with leveling support leg, and the bottom of printing machine is located between two rows leveling support leg and is provided with reinforcing support mechanism, and reinforcing support mechanism includes support backing plate and inflatable support assembly, the utility model reinforcing support mechanism in the inflatable support assembly through the synergies of first buffer air bag, second buffer air bag and third buffer air bag, utilize the compressibility of gas to further absorb vibration energy, and three air bags are communicated through connecting pipeline, and form even buffer support after inflating, can be targeted to relieve the vibration that printing machine works when paper stack etc.

The utility model discloses an electromagnetic valve of an automobile transmission, relates to the technical field of automobile automation, and aims to solve the problems that the conventional electromagnetic valve of the automobile transmission is troublesome to mount or dismount and takes a long time. The electromagnetic valve comprises a valve body, a fixing mechanism and a mounting mechanism, when the electromagnetic valve needs to be mounted or dismounted, a third sliding unit is driven to slide in the direction close to or away from the valve body, a fixing block abuts against a second sliding unit, and the fixing block pushes the second sliding unit to move into a first sliding groove in the direction away from the fixing block; then the first sliding unit is driven, when the first sliding unit abuts against the second sliding unit, the second sliding unit is pushed to return to the interior of the second sliding groove, the second sliding unit is made to clamp the fixing block, and installation is completed; when the first sliding unit does not make contact with the second sliding unit, the third sliding unit can be disengaged from the mounting mechanism, and dismounting is completed. According to the utility model, the electromagnetic valve can be easily and quickly mounted or dismounted, and the maintenance speed is improved.

This utility model provides an intelligent force-controlled lightweight lithium-ion battery pruning machine. The machine includes a cutting blade and comprises a motor housing, a gear reduction mechanism, and an eccentric wheel. The motor housing has a motor output end. The gear reduction mechanism is connected to the motor output end and includes a rotating shaft. The eccentric wheel is fixed on the rotating shaft and connected to one end of the cutting blade. The gear reduction mechanism also includes a connecting end, and an oil seal mechanism is provided between the connecting end and the motor output end. This utility model solves the problem of excessive internal moving parts in pruning machines, leading to repeated friction during high-frequency shearing operations, resulting in a higher failure rate and increased equipment maintenance costs.

The utility model relates to the technical field of wheel sets, and discloses a shock absorption and noise reduction composite wheel set structure which comprises a base, a connecting seat is arranged below the base, a shock absorption mechanism is arranged between the connecting seat and the base, a mounting plate is fixedly connected to the bottom of the connecting seat, and composite wheel bodies are arranged on the two sides of the mounting plate respectively. The two composite wheel bodies are rotationally connected with the mounting plate through rotating shafts correspondingly, each composite wheel body is composed of an inner wheel body and an outer wheel body, the outer wheel body is arranged on the outer surface of the inner wheel body in a sleeving mode, and a fixing mechanism is arranged between the inner wheel body and the outer wheel body; vibration conducted to the base by the composite wheel body can be relieved through the arranged springs, vibration of the springs can be restrained through the arranged dampers, the composite wheel body is composed of the inner wheel body and the outer wheel body in a composite mode, when the outside of the composite wheel body is seriously abraded, the outer wheel body can be directly replaced, and the service life of the composite wheel body is prolonged. Therefore, the luggage case is more comfortable to use.

The utility model discloses a detachable lithium battery module. The detachable lithium battery module comprises a box body, a module, a magnetic connection bar, a battery management system circuit board and an upper cover, the module is positioned in the box body, the module comprises a plurality of battery cells, the plurality of battery cells are linearly arranged, and positive electrodes and negative electrodes of the adjacent battery cells are sequentially alternated along the arrangement direction; a plurality of magnetic connection rows, one magnetic connection row is arranged between each group of adjacent battery cells, and the magnetic connection rows are bridged between the different-name electrodes of the adjacent battery cells; an elastic buffer is arranged on the surface of the side, facing the module, of the battery management system circuit board and abuts against the magnetic attraction connecting row. And the upper cover is detachably connected with the box body. According to the invention, electrical connection between the battery cells is realized through the magnetic connection bar, and the reliability and maintainability of connection are improved. And the elastic buffer can effectively relieve the vibration and impact of the battery cell in the working process. And the box body and the upper cover are detachable, so that the maintenance cost is reduced.

The utility model relates to electric power engineering technical field, concretely is a kind of damping device for electric power engineering survey, its technical scheme main point is, including: inner frame, the top hole is set to the top surface of the inner frame, the inside of the top hole is provided with inner column, the top surface of the inner column is fixedly installed with holder;When using, cable can be installed by holder, the stability after cable is installed by non-slip mat for holder is used to increase, dust sleeve is used to avoid external dust into equipment, increase the protective property, at this time, the upper and lower movement of support plate can be realized by the sleeving cooperation of rotating rod and inner hole first shock absorber spring, and then the up and down vibration can be relieved, if cable swing left and right, then it can move in arc frame by clamping block, it can effectively relieve cable swing left and right vibration by the setting of second shock absorber spring, so it can effectively absorb the vibration generated by cable under wind, rain and snow and other environments, especially can inhibit the swing left and right vibration of cable.

The utility model discloses a shock-absorbing undercarriage of a surveying and mapping unmanned aerial vehicle, which relates to the field of environment surveying and mapping and comprises a supporting table, a plurality of groups of rotating blocks are rotatably connected onto the supporting table, connecting rods are fixedly connected onto the rotating blocks, connecting blocks are fixedly connected onto the end parts of the connecting rods, and sliding rods are slidably connected onto the connecting blocks. A landing platform used for the unmanned aerial vehicle is further installed at the top end of the supporting table, and an adjusting connecting piece used for automatically adjusting the level of the landing platform is installed between the landing platform and the supporting table. The adjusting connecting piece can automatically adjust the takeoff and landing platform of the unmanned aerial vehicle to the horizontal state, it is ensured that the unmanned aerial vehicle can stably stand on the takeoff and landing platform, and the takeoff and landing platform has a certain buffering and damping function, so that when the unmanned aerial vehicle takes off and lands on the takeoff and landing platform, vibration generated during takeoff and landing of the unmanned aerial vehicle can be relieved through the damping effect; and the service life is prolonged.

The application relates to the technical field of pipeline conveying system design and manufacturing, and discloses a pipeline integrated structure based on a steel structure skid block, which comprises at least two box bodies, a skid block body for supporting connection, flange plates for splicing, flexible pipe joints arranged between the flange plates, a plurality of guide pipes I, a plurality of guide pipes II, clamping assemblies, and a plurality of connecting blocks connected with the guide pipes II through welding or clamping. The pipeline integrated structure based on the steel structure skid block can transport each skid block body to a specified position, connect adjacent skid block bodies through the flange plates, and connect the flange plates through the flexible pipe joints, so that good sealing performance can be maintained even under slight displacement, all connection points can be checked for firmness, the valve can be opened after confirmation, and the pump station can be started to run, so that the pipeline can be quickly installed, the assembly time of the pipeline system is greatly shortened, the work efficiency is improved, and the human resource cost is reduced.

The utility model relates to the technical field of vehicle accessories, in particular to a bumper for a new energy four-wheeler. The automobile bumper comprises a bumper assembly, the bumper assembly is installed at the front end and / or the rear end of an automobile, a damping assembly is arranged on and connected with the bumper assembly, the outer side of the bumper assembly is wrapped with a shell assembly, and the bumper assembly and the shell assembly are fixedly connected with each other. And the bumper assembly is fixedly connected with the frame and the shell through an assembling component. The main beam is of a hollow and reinforcing beam structure, combined with structural layer filling, collision energy can be effectively absorbed and dispersed, the impact resistance of the bumper is enhanced, the safety performance of a vehicle during collision is improved, the damping assembly adopts multiple buffering design of a wrapping rubber layer, a sponge cushion layer, a front protection plate, a rear protection plate and the like, external impact and vibration can be effectively relieved, and the service life of the vehicle is prolonged. Safety of a vehicle body and passengers is protected, and the service life of the bumper and related parts of the vehicle is prolonged.