556 results about "Damping function" patented technology

The invention discloses a metering pump with buffering and damping functions, and relates to the technical field of metering pumps, the metering pump comprises a pump body, a driving device, a compensation device and floating balls, the driving device is connected with the pump body, the compensation device is connected with the pump body, the pump body is sequentially provided with a liquid inlet, a working cavity and a liquid outlet from bottom to top, and the floating balls are arranged in the liquid inlet and the liquid outlet respectively. The two floating balls are movably connected with the liquid inlet and the liquid outlet respectively, the driving device comprises a diaphragm, the diaphragm is arranged in the working cavity, and the compensation device is used for compensating pressure loss in the working cavity. A driving device serves as a power source, pressure is adjusted by driving a diaphragm to deform, two floating balls are controlled to open and close a liquid inlet and a liquid outlet, liquid pumping is carried out, mechanical transmission is adopted, mechanical abrasion is easily caused, transmission precision is affected, pressure loss of pump liquid is caused, and metering precision is reduced. And the compensation device is arranged to detect the instantaneous pump liquid amount, so that the metering precision is ensured.

The utility model provides a cart type heat preservation box, which relates to the technical field of heat preservation boxes and comprises a heat preservation box body, a box cover is movably mounted at the top of the heat preservation box body, a heat preservation plate is arranged at the bottom of the box cover, a heat preservation sleeve is arranged in the heat preservation box body, and shock absorption damping springs are arranged at four corners of the bottom of the heat preservation box body. The damping springs are matched with the buffering damping columns to be supported at the four corners of the bottom of the heat preservation box body, the buffering and damping functions are provided, meanwhile, the lateral elastic pieces are installed on the outer frame body, the lateral supporting effect can be achieved, the ends of the lateral elastic pieces are connected to the inner sides of the sliding rails in a sliding mode through the sliding blocks, and the sliding blocks are not prone to falling off. The sliding lifting adjustment can be provided, so that the functions of lateral buffering and limiting can be guaranteed while damping is provided, vibration of internal objects in the moving process is reduced, the stability in the moving process is improved, and the objects in the box body can be guaranteed conveniently.

The invention relates to the technical field of intelligent manufacturing, and discloses a bending machine with a damping function, which comprises a base, two connecting arms are fixedly connected to the left side and the right side of the top end of the base, a hydraulic cylinder is fixedly connected to the top ends of the two connecting arms, and a telescopic cylinder is fixedly connected to the bottom wall of the hydraulic cylinder. A hydraulic rod is slidably connected to the bottom wall of the telescopic cylinder, a punching head is fixedly connected to the bottom wall of the hydraulic cylinder, a damping groove is formed in the top wall of the base, and a damping spring is fixedly connected to the inner bottom wall of the damping groove. The hydraulic rod moves downwards in the telescopic cylinder through the hydraulic driving mechanism so as to drive the punching head to move to punch a workpiece, meanwhile, damping in the punching process is achieved through downward movement of a damping spring, metal bending is conducted stably, the damping effect is good, and the practicability is high. And meanwhile, vibration of the die is achieved through contact and collision between the knocking block and the limiting plate, the internal stress of metal is removed in time through vibration, and the stamping precision is improved.

The utility model provides a comprehensive anti-seismic support hanger for subway traffic, which belongs to the field of support hangers and comprises a connecting plate, the lower end face of the connecting plate is fixedly connected with a fixing frame, a buffer component is mounted on the connecting plate, the buffer component is fixedly connected with a group of connecting rods, and the group of connecting rods penetrate through the fixing frame in a sliding manner. A fixed plate is fixedly connected between the connecting rods in one group; a threading assembly; the threading assembly comprises a set of threading openings formed in the fixing plate, and sliding grooves are formed in the inner walls of the set of threading openings. According to the utility model, the clamping plate is matched with the inner wall of the threading port, so that the cable is fixed, the protection effect on the cable is improved, the cable is prevented from moving when the fixing plate vibrates up and down, the wear of the protection layer is prevented from being aggravated, the service life of the cable is prolonged, the protection effect is better, and the spring is matched with the damper, so that the device has a damping function; the stability of the device is improved; and the service life of the device is prolonged.

The utility model discloses a water accumulation prevention type double suction pump, and belongs to the technical field of double suction pumps. In order to solve the problems of vibration noise and water accumulation in the pump chamber during operation of the double-suction pump, the design of the damping base is combined with the use of the guide columns, the damping springs and the auxiliary springs to form a multi-layer damping system, the springs can effectively absorb and disperse vibration energy, and the damping effect is improved. The design of the drainage assembly can effectively prevent water accumulation in the pump body of the double suction pump, potential influence of water accumulation on normal operation of the pump is avoided, the combined structure of the side supporting plate and the reset spring can drive the drainage structure to reset automatically, operation is rapid and convenient, and the service life of the pump is prolonged. Due to the double guarantee of the damping function and the drainage function, the water accumulation prevention type double suction pump can operate in a more stable and more reliable state, faults and downtime caused by vibration and water accumulation are reduced, and therefore the working efficiency of equipment is improved.

The invention discloses a variable-stiffness shock insulation and absorption limiting damper, and relates to the field of dampers. The variable-stiffness shock insulation and absorption limiting damper comprises a piston sleeve provided with a piston cavity and a piston movably arranged in the piston sleeve, the piston is connected with a piston rod penetrating out of the piston sleeve, the end, away from the piston rod, of the piston sleeve is connected with a sleeve supporting rod, and the end, away from the piston rod, of the piston cavity is provided with a variable-diameter cavity. The inner diameter of the variable-diameter cavity is gradually reduced along the direction away from the piston rod, and the end, facing the variable-diameter cavity, of the piston is connected with a plurality of extrusion push petals arranged at intervals in the circumferential direction of the piston. When the piston moves along the variable-diameter cavity, the inner wall of the variable-diameter cavity synchronously pushes or stops pushing all the extrusion pushing petals, and all the extrusion pushing petals synchronously rotate in the direction close to or away from the axis of the piston sleeve. According to the variable-stiffness shock insulation and absorption limiting damper, the variable-damping function that the damping force is increased along with the increase of displacement is achieved by arranging the variable-diameter cavity to extrude all the extrusion push petals connected with the piston, and the variable-stiffness shock insulation and absorption limiting damper has the advantages of being simple in structure, low in cost and good in shock absorption effect.

The invention discloses a grinding robot end effector with a vibration reduction function. The grinding robot end effector comprises a motor mounting frame, a rotating motor, a vibration reduction mechanism assembling frame, a magnetorheological damper and a vibration reduction plate. One end of the motor mounting frame is connected with the polishing robot; the rotating motor is mounted at the other end of the motor mounting frame; one end, corresponding to an output shaft of the rotating motor, of the vibration reduction mechanism assembly frame is fixedly sleeved on a shell of the rotating motor; the output shaft of the rotating motor penetrates through the vibration reduction mechanism assembly frame and is vertically and fixedly connected with the grinding turntable; the multiple magnetorheological dampers are all installed in the vibration reduction mechanism assembling frame, and the moving end of each magnetorheological damper abuts against the output shaft and applies radial damping force to the output shaft. The multiple vibration reduction plates are fixed to the vibration reduction mechanism assembling frame, and each vibration reduction plate is provided with the multiple elastic buffering units. The grinding robot end effector with the vibration reduction function has an excellent vibration reduction effect, and the grinding precision is improved.

The invention belongs to the technical field of mechanical transmission, and provides a damping coefficient evaluation method of a damping and transmission free switching device. Through electromagnetic interaction, a non-contact design is adopted in a transmission mode, and electromagnetic force between the permanent magnet and the high-conductivity damping disc is utilized, so that efficient transmission is realized, and mechanical friction and energy loss are reduced; in the damping mode, the pin shaft is inserted to fix the damping disc, an induced magnetic field is generated to provide a damping function, load change is adapted, and stable control is achieved. And the system has the characteristics of high adaptability, low maintenance and low energy consumption. In addition, according to the damping coefficient evaluation method, calculation is carried out by considering power consumption and angular velocity, the traditional finite element analysis process is simplified, the system efficiency and precision are improved, and complex modeling and high calculation load are avoided. The method has good practical application performance in the aspect of practical engineering application, operation is easy, and the calculated amount is small.

The invention belongs to the technical field of time-frequency characteristic detection of non-stationary signals, and provides a time-frequency analysis method of non-stationary signals, which comprises the following steps: S1, designing a damping forced vibration function group, and according to a frequency range and frequency resolution precision required to be detected by a to-be-analyzed non-stationary signal, calculating a time-frequency characteristic of the to-be-analyzed non-stationary signal according to the frequency range and frequency resolution precision required to be detected by the to-be-analyzed non-stationary signal; determining the number of functions in the function group and the resonant frequency of each function; s2, converting the damped forced vibration function group into a difference equation for numerical calculation; according to the method, a group of damped forced vibration functions is designed, and the resonant frequency, the damping coefficient and the damping function of each function in the function group are set according to the actual demand of the to-be-analyzed signal, so that the time-frequency characteristics of the non-stationary signal can be accurately analyzed; in addition, the frequency resolution precision of the method is determined by the set number of functions, can be flexibly adjusted according to requirements, can be infinitely increased to improve the precision, and can also be reduced by only analyzing important frequency bands.

The invention provides an intelligent control method and system for an induction bundle bag garbage can. According to the method, firstly, the spatial gradient of infrared data of a bag opening is improved through an optical enhancement assembly to generate an annular temperature distribution diagram; dividing urgent and slow levels based on the standing distance of the user, and dynamically intercepting a time domain analysis window; establishing a correlation mapping library of the plastic bag material thickness, the historical failure record and the palm acceleration; after an environment temperature compensation annular graph is combined, a rule decision module outputs a deformation risk index; according to the index and the acceleration peak value, reconstructing a barrel cover damping response function to execute anti-wrinkle opening and closing; and the tension distribution closed-loop correction damping function of the bundle ring is reversely deduced through the vibration characteristics of the motor, so that the anti-wrinkle closed-loop control of the bag opening is realized. Through closed-loop cooperation of infrared space gradient strengthening, user behavior grading response and tension real-time feedback, self-adaptive anti-wrinkle control over the garbage bag opening in the opening and closing process is achieved.

An intelligent neonatal ECMO transfer incubator comprises a transfer box body, damping springs, adjusting electric rods, a transfer bed and binding bands, the damping springs are fixed to the transfer box body, the transfer bed is fixed to the damping springs, the adjusting electric rods are hinged to the two sides of the transfer bed, the binding bands are fixed to the transfer bed, and fixing grooves are formed in the side faces of the transfer bed. A spring limiting rod is fixed to the tail end of the binding band, the spring limiting rod is composed of a spring rod and a rotating rod, the spring limiting rod is rotationally connected into the fixing groove, and a limiting block of the spring limiting rod is connected with the fixing groove. Due to the fact that the device is provided with the binding bands, the tightness degree of the binding bands can be adjusted according to the figure of the newborn, the device has the damping function, jolting in the transferring process can be effectively avoided, the effect of a rocking chair can be simulated in the transferring process, the newborn is stabilized, and secondary damage to the newborn in the transferring process is avoided.

The utility model discloses a bus duct with a damping function, which comprises a bus duct body, a damping supporting plate is arranged below a bottom plate of the bus duct body, and a plurality of springs are arranged between the damping supporting plate and the bottom plate of the bus duct body at intervals. According to the utility model, the structural combination of the spring and the damping supporting plate is introduced into the bus duct body, so that the vibration suppression capability of the bus duct body in the hoisting and using processes is improved. And when the bracket supports the bottom of the damping supporting plate and extrudes the spring until the spring is flush with the bottom of the side plate of the bus duct body, the spring can continuously provide upward supporting force, so that the damping supporting plate is in a pre-pressed state after being fixed. Thus, even if the bus duct is influenced by external vibration, the stability of internal electrical elements can be kept, the risk of damage or connection failure caused by vibration is reduced, the safety and reliability of a power system are effectively enhanced, the service life of equipment is prolonged, and the stability and efficiency of power transmission are improved.

The vibration isolation device of the air suspension air pump comprises a bottom plate, a limiting seat, an installation plate, a gasket, a cylindrical spring, a fixing rod and a vibration isolation auxiliary assembly, the limiting seat is fixedly arranged at one end of the bottom plate, the installation plate is movably arranged in the limiting seat in a clamped mode, the gasket is fixedly arranged at one end of the installation plate, and the cylindrical spring is arranged in the gasket. A cylindrical spring is fixedly arranged at one end of the gasket, and a fixing rod is arranged in the cylindrical spring in a sleeved mode. The limiting seat, the mounting plate, the gasket and the fixing rod assist the cylindrical spring to achieve the function of reducing the vibration amplitude when the air suspension air pump vibrates; the high-strength spring is matched with the damper sleeve and the damper telescopic cylinder to achieve the damping function of the air suspension air pump. The friction rubber, the friction protruding strips and the friction protruding particles play a role in friction energy absorption, and vibration of the air suspension air pump can be eliminated. The through holes, the positioning columns, the limiting wafers and the wafer through holes have the positioning function, and the air suspension air pump is prevented from deviating in the vibration process.

The lead block conveying device with the damping function comprises a machine frame, a roller conveying frame is arranged above the machine frame, an included angle is formed between the roller conveying frame and the horizontal plane, the roller conveying frame comprises a conveying frame and a plurality of rollers which are arranged on the conveying frame in parallel, one end of the roller conveying frame is a high end, and the other end of the roller conveying frame is a low end. A damping mechanism used for limiting rotation of the rollers at the lower end is arranged at the lower end of the roller conveying frame. According to the conveying device, the damping mechanism is arranged at the lowest end, when a lead block slides to the idler wheel below, the air cylinder stretches out to enable the limiting piece to press the idler wheel, the lead block stops sliding, the lead block falls down under several telescopic actions of the air cylinder, the lead block does not generate self impact force due to the damping mechanism, and lead liquid is prevented from splashing.

The utility model relates to the technical field of boring and rolling machining, and discloses a boring and rolling compound tool with a damping function and an adjustable rolling force, and a working assembly comprises a hard alloy blade and a roller. The guide strip of the first main body part plays a guiding role in the machining process. A hard alloy blade is arranged on the first main body part. And the part on the second main body part drives the pin roller to move up and down, so that the rolling force is changed, and the concave-convex non-uniform area on the inner surface of the hole wall is flattened. The damping part is provided with a damping strip to restrain vibration of the cutter. According to the utility model, the advantages of guiding, boring, damping, rolling with adjustable rolling force and the like are integrated, the performance of the cutter is improved, multiple processing procedures can be avoided, and high-quality, high-efficiency and low-cost processing can be realized.

An intelligent road inspection robot with a damping function comprises a movable base, a damping seat is fixedly connected to the top wall of the movable base, a machine body is slidably connected to the upper side wall of the damping seat, a driving motor is installed on the inner wall of the upper side of the machine body, and an output shaft of the driving motor penetrates through the upper side wall of the machine body and is fixedly connected with a rotating seat; a supporting column is fixedly connected to the upper side wall of the rotating base. Compared with the prior art, the utility model has the advantages that the damping structure is arranged, so that the machine body can be damped and buffered in the polling process of the polling robot, violent oscillation when the road condition is poor is avoided, the purpose of protecting internal parts of the machine body is achieved, and the service life of the polling robot is effectively prolonged; through the arrangement of the driving motor, the rotating seat, the supporting column, the cross seat and the angle control structure, the angle of the camera can be freely adjusted, the adjustable range is wide, and the camera is more flexible and practical.

The utility model provides a floor stand with a damping function. The floor stand comprises a bearing assembly, a supporting assembly, a floor base and a damping assembly. The bearing assembly is used for clamping the electronic equipment; the supporting assembly is rotatably connected with the bearing assembly, the bearing assembly is located on one side of the supporting assembly in the length direction, and a cavity is formed in the supporting assembly; the floor base is located on the other side of the supporting assembly in the length direction, and the floor base is connected with the supporting assembly; the damping assembly is arranged in the cavity and connected with the supporting assembly. According to the floor stand, the damping assembly is arranged in the supporting assembly, when a user touches the electronic equipment to generate vibration, the vibration is conducted to the supporting assembly through the bearing assembly, and due to the fact that the damping assembly is arranged in the supporting assembly, the vibration can be absorbed, vibration of the supporting assembly and the whole floor stand can be reduced or eliminated, and user experience is improved.

The invention relates to the field of electric crushing tools, in particular to an electric pick with a damping function, which comprises an electric pick, a grip and a pick head, the grip is connected to the side edge of the electric pick, the pick head made of a high-hardness material is mounted on the electric pick, the electric pick further comprises a holding mechanism, a force unloading assembly, a dust falling assembly and the like, and the holding mechanism for reducing impact force is arranged at the top of the electric pick. A worker holds the electric pick through the holding mechanism, a force unloading assembly is arranged on the electric pick and used for unloading part of impact force generated when the pick head rebounds, and a dust falling assembly used for restraining flying dust in a working area is arranged on the electric pick. The impact force generated when the pickaxe retracts is effectively dispersed through the flywheel design of a mushroom-shaped structure, so that the operation comfort is improved, it is ensured that enough resilience force can be provided for buffering even under strong impact through the elastic piece with the high elasticity coefficient, the holding experience of workers is optimized, the hand fatigue and injury risks are reduced, and the safety of the workers is improved. And the damping function is achieved.

The utility model provides a modularized quick-release navigation frame device, which comprises a main body, the main body is provided with a data line and a Type-C interface, the main body comprises a base and a connecting seat, the periphery of the connecting seat is provided with assembling holes, the assembling holes are provided with screws, the connecting seat is provided with a connecting groove, and the connecting groove is provided with a connecting rod. The base is provided with a connecting groove, the base is provided with a connecting block matched with the connecting groove, the connecting block is provided with a quick release mechanism, the quick release mechanism comprises a movable block and a buckle body, a module interface input end is arranged in the middle of the connecting block, and a module interface receiving end matched with the module interface input end is arranged at the bottom of the connecting groove. The product flexibility is improved, a user can freely combine functions according to requirements, meanwhile, disassembly and assembly are very fast, later maintenance is facilitated, in addition, a good damping function is achieved, and a navigation instrument can be better protected.

The invention relates to the technical field of three-coordinate measurement, in particular to a scanning probe with a damping function and a three-coordinate measuring machine. The scanning probe with the damping function comprises a connecting piece, a probe, a detection assembly and a damping piece, the connecting piece comprises a fixed part, a movable part and a flexible part, and the movable part is movably connected with the fixed part through the flexible part; the probe is connected with the movable part; the detection assembly comprises a light source and a position sensor, one of the light source and the position sensor is arranged on the fixed part, and the other is arranged on the movable part; and the damping piece is used for absorbing the vibration of the movable part after the probe leaves the workpiece. When the probe is in contact with the workpiece, the probe drives the light source or the position sensor to move, the light source and the position sensor deflect mutually, the position sensor generates a deflection signal according to the detected light deflection amount, and the deflection signal is used for calculating the space coordinates of the contact point of the probe and the workpiece. The damping piece can provide damping for the movable part after the movable part leaves the to-be-tested workpiece, and continuous vibration of the movable part is avoided.

The utility model discloses a safe and reliable liquid tank assembly and belongs to the technical field of liquid tank assemblies, a first liquid guide pipe and a second liquid guide pipe are connected with a liquid inlet and a liquid outlet, pressure sensing pieces used for measuring pressure are installed on the outer sides of the first liquid guide pipe and the second liquid guide pipe on the inner side of a sealing cover, and the pressure sensing pieces are used in cooperation with a pressure reducing valve to achieve automatic pressure measurement. The liquid tank assembly has the automatic pressure reduction function, a base is installed on an operation vehicle to be fixedly connected, a connecting block on a liquid tank assembly body is placed in the base after the base is fixed, a rotating clamping plate is pushed by the connecting block to rotate, and the rotating clamping plate is placed in a clamping groove in the connecting block to be clamped and fixedly connected in the rotating process. When the liquid tank assembly main body and the connecting block are lifted up, the clamping plate is rotated to return to the original position, the liquid tank assembly main body and the connecting block are attached to the damping part to achieve the damping function, the functions of dismounting and damping are facilitated while clamping positioning is facilitated, and the stability of the liquid tank assembly main body is improved.

The application relates to the technical field of aerodynamic pressure bearings, in particular to an aerodynamic pressure bearing with a damping function and a damping assembly thereof, which solves the problem that when an aerodynamic pressure shaft starts rotating, the lower end of the surface of the aerodynamic pressure shaft and the lower end of the inner wall of the air bearing directly rub, the friction not only causes wear between the aerodynamic pressure shaft and the inner wall of the air bearing, but also produces generated vibration, which further causes instability in the rotating process and other problems. The application comprises an aerodynamic pressure shaft, air dynamic pressure bearings are movably arranged on the two sides of the aerodynamic pressure shaft, support plates are fixedly arranged at the lower ends of the two air dynamic pressure bearings, and air flow passing assemblies are fixedly connected to the two ends of the aerodynamic pressure shaft. Through the elasticity and bearing capacity of the bearing spring, if the overall rotating shaft part has great vibration, the vibration amount is transmitted to the bearing spring, and the vibration is buffered.

The utility model provides a damping bearing and a photovoltaic tracking support with an angle self-adaption function, the damping bearing comprises a bearing outer ring and a bearing inner ring, the bearing outer ring is provided with a groove with an annular surface, the groove is provided with an annular key groove, the outer surface of the bearing inner ring is provided with an annular spline, and the annular spline is provided with an annular groove. And the bearing inner ring is matched with the annular key groove through the annular spline and is rotatably matched with the bearing outer ring, so that the bearing inner ring realizes relative movement relative to the bearing outer ring in any radial plane of the damping bearing. According to the utility model, the damping function of the damping bearing and the function of the bearing are split, so that the angle self-adaptive capability is realized while the damping force provided by the damping bearing is reserved. The wedge blocks with the adjustable clamping positions are designed in the circumferential direction of the bearing assembly, so that the installation center of the square tube and the rotation center of the damping bearing have certain eccentricity while clamping is achieved, and normal operation of the support system is guaranteed.

The utility model discloses an unmanned aerial vehicle-mounted radar hanger structure with a damping function, which relates to the technical field of unmanned aerial vehicles and comprises an unmanned aerial vehicle body, a base net rack and a pull net rack. The base net rack is connected to the bottom surface of the unmanned aerial vehicle body through bolts, and the lower part of the base net rack is provided with a sunken upper mounting groove; the pull net rack is arranged below the base net rack, the edge of the pull net rack is connected with the base net rack through a plurality of elastic connecting pieces, the upper portion of the pull net rack is provided with a sunken lower installation groove, and the lower installation groove corresponds to the upper installation groove and is used for being connected with the airborne radar in a clamped mode. Through the elastic connecting pieces between the base net rack and the towing net rack and the elastic supporting pieces on the towing net rack, vibration and impact generated in the flying process of the unmanned aerial vehicle can be effectively absorbed and buffered, precise equipment such as airborne radar can be protected, the performance of the unmanned aerial vehicle is improved, and the service life of the unmanned aerial vehicle is prolonged.

The utility model discloses a compressor damping device with a two-stage damping function, and belongs to the technical field of passenger car parts. The first-stage compressor support comprises a first-stage compressor support body, a first-stage vibration reduction lining is arranged at the edge position of a support body portion of the first-stage compressor support body, and a first connecting hole formed in one side of the first-stage compressor support body is in hard connection with a compressor assembly through a connecting piece so that a first-stage vibration reduction body can be formed. The compressor further comprises a second-stage compressor support capable of being separated from the first-stage compressor support. The structure of the second-stage compressor support is matched with the shape of the support body part, the first-stage vibration reduction lining is in flexible connection with a second connecting hole formed in the second-stage compressor support through the connecting piece, and a second-stage vibration reduction lining is arranged in the middle of the second-stage compressor support so that a second-stage vibration reduction body can be formed. Two-stage damping is achieved, and the damping device has the advantages of being good in damping effect, good in universality, low in manufacturing cost and long in service life.

The utility model discloses a novel keyboard with a soft elastic vibration reduction function, which is characterized in that an annular support plate step is formed in the inner wall of a bottom shell, so that the edge position of a bottom plate is supported by the support plate step; the lower end of the bottom plate is in clearance fit with the bottom of the bottom shell, so that the middle of the bottom plate is suspended to form a floating plate structure; by means of the design of the suspended structure of the keyboard, in the process that the keyboard is knocked by keys, the whole keyboard achieves the use effect that the keyboard continuously jumps up and down along with the knocking rhythm of the keyboard; therefore, when a user knocks the keyboard, a soft elastic effect can be obtained, and finger fatigue caused by long-time use can be reduced; the use is more comfortable, and the experience feeling is better. Compared with a traditional soft elastic keyboard structure, on the premise that materials and structural layers do not need to be added and the main body structure of the keyboard does not need to be changed, the unique use experience that the whole keyboard sinks and bounces elastically is brought to a user.

The present invention discloses a push-rebound damping hinge, comprising an outer transmission arm, an inner transmission arm, and a rebound damping member. The two ends of the outer transmission arm are respectively connected to the cup head and the arm body. One end of the inner transmission arm is connected to the cup head and the other end is connected to the movable end of the rebound damping member. The fixed end of the rebound damping member is connected to the arm body. The first transmission member is rotatably arranged in the arm body. A protrusion is provided on the first transmission member or the cup head. When the cup head is pressed, it contacts the first transmission member through a boss. The locking structure is connected to the outer transmission arm. The first transmission member is used to unlock the locking structure. When the door body is pressed, the protrusion activates the first transmission member to unlock the locking structure. The rebound damping member drives the outer transmission arm and the inner transmission arm to rotate. Under the action of the joint rotation of the outer transmission arm and the inner transmission arm, the cup head rotates and opens. The structure of the present invention realizes that the hinge has a built-in push-rebound damping function, which is convenient for use with invisible doors or handleless doors.

The utility model belongs to the field of design of installation structures in aircraft cabins, and provides a connector device with buffering and vibration reduction functions, which comprises a cabin 1, a circuit board 2, a bolt 3, a rigid body unit 4, a flexible body unit 5, a gasket 6, a self-locking nut 7 and a sunk screw 8. The cabin body 1 is an equal straight thin wall, the circuit boards 2 are modules of an integrated functional structure, and the rigid body units 4 are installed between the two circuit boards 2 at intervals; the bolt 3 sequentially penetrates through the circuit board 2, the rigid body unit 4, the circuit board 2 and the gasket 6 to be screwed with the self-locking nut 7, so that the multi-layer circuit board is fixed in groups; the rigid body unit 4 and the cabin body 1 are directly fixed through the sunk screw 8, and the flexible body unit 5 is arranged between the rigid body unit 4 and the bolt 2 in a spaced mode in the fixing process. Rigid contact between the circuit board and the cabin body can be effectively avoided, vibration impact of the circuit board is reduced, the contact effect of the resistor elements is improved, and therefore the reliability of products is improved, and the service life of the products is prolonged.

The utility model discloses a leg structure with a vibration reduction function and a robot, and the leg structure comprises a leg assembly and further comprises a vibration reduction assembly; the leg assembly comprises a first rotating disc, a second rotating disc, a first connecting rod, a second connecting rod, a third connecting rod, a triangular plate and a fourth connecting rod, one end of the first rotating disc and one end of the second rotating disc are used for being connected with an external power source, the other end of the first rotating disc is hinged to one end of the first connecting rod, and the other end of the second rotating disc is hinged to one end of the second connecting rod; one end of a third connecting rod parallel to the first connecting rod is hinged to the middle of the second connecting rod, the other end of the third connecting rod is hinged to the first corner end of a triangular plate, the other end of the first connecting rod is hinged to the second corner end of the triangular plate, and the third corner end of the triangular plate is hinged to the middle of a fourth connecting rod. One end of the fourth connecting rod is connected with one end of the damping assembly, and the other end of the damping assembly is connected with the first connecting rod. Through ingenious combination of the damping assembly and the multi-connecting-rod leg assembly, effective hardware support is provided for efficient buffering of the leg structure.

The invention belongs to the technical field of wire harness fixing tools, particularly relates to an automobile wire harness fixing structure with a damping function, and aims to solve the problem that an existing automobile wire harness fixing structure is poor in damping effect, the automobile wire harness fixing structure comprises an automobile body, a containing frame is arranged on the upper side of the automobile body, and an isolation cover is arranged on the upper side of the containing frame; a cutting groove is formed in the upper side of the containing frame, a movable plate is slidably connected into the cutting groove, and an energy absorption and shock absorption module is arranged in the containing frame. According to the automobile wire harness fixing structure with the shock absorption function, shock generated on an automobile body can be effectively buffered and absorbed through the energy absorption and shock absorption module, so that the shock influence on the device on the automobile body is reduced, and stable connection between the device and the automobile body is ensured; the situation that the use function of the vehicle is affected by dragging of the wire harness due to the fact that the device is separated from the vehicle body due to vibration is reduced, and the safety of the vehicle is improved.