18results about How to "Improve shock absorption efficiency" patented technology

The utility model provides a comfortable back -carrying type hair dryer with damping structure, include: hair dryer body, hair dryer body one side is equipped with backplate support, backplate support one side fixed mounting has damping component, and damping component includes U shaped elastic sheet, and U shaped elastic sheet fixed mounting is in backplate support one side, and U shaped elastic sheet one side surface is equipped with two empty grooves, and two empty grooves are all respectively pasted with silica gel block in, and silica gel block one side is respectively pasted with soft cotton board. When the user carries the hair dryer body through the shoulder strap, the body pressure is passed to the silica gel block through the soft cotton board, and the high elasticity deformation of silica gel absorbs high frequency fine vibration, and the wave plate is located between two soft cotton boards, and the wave structure of the wave plate produces deformation when being pressed, and the dispersion pressure increases the buffer stroke, improves the comfort degree when the user is carrying.

This invention provides a seismic isolation bearing, comprising an upper cover plate and a lower cover plate arranged parallel to each other. An upper connecting plate is fixedly attached to the bottom surface of the upper cover plate, and a lower connecting plate is fixedly attached to the top surface of the lower cover plate. Steel plates and rubber sheets are stacked and spaced apart between the upper and lower connecting plates. The bearing also includes a cylindrical friction damper disposed between the upper and lower cover plates. The cylindrical friction dampers are symmetrically distributed on the outer sides of the steel plates and rubber sheets, with the line connecting the centers of the upper and lower cover plates as the centerline. Both ends of the cylindrical friction damper are connected to the upper and lower cover plates via universal joints. The solution provided by this invention can improve the functionality, reliability, and safety of the seismic isolation structure, and increase vibration reduction efficiency.

The utility model relates to the field of shock absorbers, in particular to a double-adjusting shock absorber with a sliding barrel with high sealing performance, which has the characteristics of high sealing performance, stable structure and flexible damping adjustment. Comprising a mounting base, a hydraulic cylinder, a sliding cylinder, a piston rod, a piston, a first spring, a sealing cover, a first supporting base, a second supporting base, a first damping adjusting assembly, a second damping adjusting assembly and an air bag assembly, and the mounting base is provided with a first mounting groove, a second mounting groove, a third mounting groove and a fourth mounting groove; the bottom of the first installation groove is concavely provided with a groove which is coaxially distributed, a first flow channel is arranged between the first installation groove and the second installation groove, a second flow channel is arranged between the groove and the third installation groove, and a third flow channel is arranged among the second installation groove, the third installation groove and the fourth installation groove. The sealing cover is arranged at the lower end of the hydraulic cylinder and the lower end of the sliding cylinder and comprises an outer cover, a sealing piece, a sealing ring, an ejection piece and a lining.

The invention discloses a novel shock insulation and absorption hybrid control structure system, and belongs to the technical field of constructional engineering. The novel shock insulation and absorption hybrid control structure system comprises a shear wall fixed to a foundation, a frame is installed on the foundation through a shock insulation support, a set of gap dampers are arranged between the frame and the shear wall, and a corrugated steel plate is further arranged between the frame and the shear wall. The frame is separated from the shear wall, only the frame is subjected to seismic isolation design, meanwhile, the shear wall is fixed to the foundation and serves as a limiting device of the frame structure, and the gap damper is arranged between the frame and the shear wall, so that graded response to the seismic action is achieved. The overall anti-seismic property of the structure is remarkably improved, and the safety of a building under extreme conditions is enhanced.

The invention discloses a tuning shock absorption method for pile foundation isolation of a deep-water large-span continuous rigid frame bridge, relates to the technical field of shock absorption of bridge engineering structures, and solves the problem that "pile foundation isolation" of a deep-water large-span continuous rigid frame bridge lacks a theoretical quantitative calculation method, so that the effect of "pile foundation isolation" cannot be fully exerted; the invention comprises the following steps: simplifying a deep-water large-span continuous rigid frame bridge model into a 2-DOF dynamic model; setting an optimization objective function based on the 2-DOF dynamic model; performing parameter optimization based on the optimization objective function; determining the structural seismic parameters of the deep-water large-span continuous rigid frame bridge based on the parameters obtained by optimizing in step 3; based on the basic principle of tuning shock absorption, the invention proposes a reasonable calculation method for pile foundation-cap-pier design parameters, so as to improve the shock absorption efficiency of the pile foundation isolation system.

The linear motor comprises a machine shell, a stator assembly, a rotor assembly and a damping assembly, the stator assembly and the damping assembly are arranged in the machine shell, the stator assembly drives the rotor assembly to move, the damping assembly comprises a first elastic piece and a balancing weight, one end of the first elastic piece is positioned on the machine shell, the other end of the first elastic piece is connected with the balancing weight, and the balancing weight is connected with the stator assembly. The moving direction of the mover assembly and the direction in which the balancing weight moves to drive the first elastic piece to deform are located on the same straight line. According to the linear motor, the damping assembly is arranged in the linear motor, vibration generated by the linear motor in the moving direction is reduced or eliminated in the mode that the balancing weight is positioned through the first elastic piece, vibration generated by the electric product is reduced or eliminated in the linear motor, the vibration sense of the electric product in the using process can be effectively reduced, and the user experience is improved.

The present invention discloses a shock-absorbing hanger and a washing machine, wherein the shock-absorbing hanger comprises: a hanger; a damping sleeve, which is sleeved on the hanger; a variable damping chamber, which is arranged in the damping sleeve; a variable damping assembly, which is located in the variable damping chamber and provides a variable damping force for the hanger; the variable damping assembly comprises a viscous damping cylinder sleeved on the hanger and a friction damping ring sleeved on the outside of the viscous damping cylinder, and the viscous damping force between the viscous damping cylinder and the hanger is greater than the friction damping force between the friction damping ring and the inner wall of the variable damping chamber. A variable damping assembly is provided to provide a variable damping force for the hanger, and the variable damping assembly can provide different damping forces according to the amplitude of the hanger vibration, thereby ensuring the shock-absorbing effect and improving the shock-absorbing efficiency; and the variable damping assembly is realized by a purely mechanical structure, without the need for circuit control, so that the structure is simple and the reliability is increased.

The invention discloses a mine anti-explosion elevator adopting a serial communication control system, and relates to the technical field of mine anti-explosion elevators, the mine anti-explosion elevator comprises an elevator outer frame, an elevator box is fixedly installed at the control end of the elevator outer frame, and a first buffer assembly is fixedly installed at the bottom of the elevator outer frame; and a second buffer assembly is fixedly mounted on the inner bottom surface of the elevator outer frame. By arranging the first buffering assembly, a damping spring and a damping rod can be matched and combined to form a shock absorber, suction buffering can be conducted on the elevator car body when the elevator car body falls, meanwhile, a buffering soft cushion is arranged on a bearing plate, and the situation that the bearing plate is collided and broken due to direct impact, and the shock absorption effect is affected can be prevented; and a ventilation piece is arranged, a ventilation fan can be remotely controlled to be matched with a protection net to conduct bottom air circulation, and the situation that due to the long-time sealing state, components below the bearing plate are rusted and damaged, and then the damping effect is lost is prevented.

This utility model provides a bridge vibration damping bearing, relating to the field of vibration damping bearing technology. It includes a vibration damping bearing assembly, with a protective component on the outer side and a lateral vibration damping component at the bottom. The assembly includes a top plate and a base, with a support seat on top of the base and a rubber vibration damping pad on top of the support seat. This utility model utilizes the base to place inside the mounting box, facilitating the connection between the push plate and the base. When subjected to lateral impact, the vibration damping spring, in conjunction with its internal buffer damper, helps absorb and disperse the impact force, reducing the direct impact force on the vibration damping bearing assembly, thereby improving damping efficiency and achieving buffering and vibration damping against lateral impacts. When the load disappears, the vibration damping spring releases its elastic potential energy, pushing the push plate back to its initial position.

The invention relates to a bracket shock absorber for a tower crane, which comprises a bottom plate (1), an annular groove is arranged on the bottom plate (1), an annular bending ring (1201) is arranged in a metal sleeve (12), and the bending ring (1201) is arranged in the annular groove; an elastic wear-resistant layer (5) is arranged on the bottom plate (1) and located on the inner side of the metal sleeve (12), a conical space is formed in the elastic wear-resistant layer (5), and a pressing sleeve (6) is arranged on the upper portion of the elastic wear-resistant layer (5). The metal sleeve (12) further comprises a curved bottom (1201) connected with the bent ring (1201), the curved bottom (1201) arches upwards on the bottom plate (1) to form an annular cavity, and the metal sleeve further comprises a metal sleeve outer wall connected with the curved bottom (1201). And a damping mechanism is arranged between the outer wall of the metal sleeve and the elastic wear-resistant layer (5). The device can be applied to a tower crane bracket as a shock absorber.

This application discloses a support base for a gearbox, relating to the field of gearboxes. It includes a support base one and a gearbox body. A support base two for supporting the gearbox body is slidably connected inside the support base one. A clamping frame for holding the gearbox body is provided inside the support base two. Several clamping mechanisms for elastically clamping the gearbox body are provided between the support base two and the clamping frame. A baffle for protecting the clamping mechanisms is fixedly connected between the support base two and the clamping frame. Several connecting mechanisms for longitudinal vibration reduction are provided between the support base one and the support base two. The clamping mechanism includes a fixed frame one for telescopic movement and a movable column one slidably connected inside the fixed frame one. A return spring one for resetting is sleeved on the outer surface of the fixed frame one and the movable column one. This application utilizes the interaction between the clamping frame made of rubber and the fixed frame one, the return spring one, and the movable column one to achieve adaptive clamping of the gearbox body and reduce vibration transmission.

This invention relates to the field of wind-resistant technology for high-voltage transmission lines, and discloses a wind-resistant and vibration-damping structure for high-voltage transmission lines. The structure includes two parallel mounting bases with a central support column between them. Multiple suspension arms extending away from the center of the mounting bases are located at their corners. Each suspension arm has a cable clamp at its end for holding the transmission conductor. The structure also includes a first vibration-damping module and a second vibration-damping module. The first vibration-damping module includes a flexible connector and a counterweight. One end of the flexible connector is connected to the mounting base, and the other end is connected to the counterweight, which is located below the center of the mounting base. This invention achieves comprehensive and efficient suppression of wind-induced vibrations in high-voltage transmission lines through an innovative multi-level synergistic vibration-damping design.

The utility model relates to the technical field of shock-absorbing insoles, in particular to a shock-absorbing macromolecule insole which comprises an insole body, a deodorization layer is arranged on the surface of the insole body, a shock-absorbing layer is arranged in the insole body, a heat dissipation block is arranged on one side of the shock-absorbing layer, through holes are formed in the surface of the insole body, and the shock-absorbing macromolecule insole is arranged in the insole body. An anti-skid block is arranged at the bottom of the insole, and a transverse groove is formed in the surface of the anti-skid block. According to the shock-absorbing macromolecular insole, shock of a foot can be effectively buffered and protected by arranging the shock-absorbing layer, the shock-absorbing layer can be quickly restored by arranging the supporting piece, the shock-absorbing efficiency is improved, the heat dissipation effect of the insole can be improved by arranging the heat dissipation block, heat dissipation of the foot sole is facilitated, air circulation is promoted, and deodorization is also facilitated; by arranging the bamboo charcoal particle layer, moisture and sweat in the shoe can be effectively absorbed, bamboo charcoal particles have strong moisture absorption and sweat releasing functions, and bacterium breeding and peculiar smell generation are avoided.

The utility model relates to the technical field of steel frame damping, in particular to an assembly type steel frame damping joint which comprises a plurality of upper connecting plates installed at the bottom end of an upper column, and the upper connecting plates are evenly distributed around the axis of the upper column. The lower connecting plates are mounted at the top end of the lower column and are uniformly distributed around the axis of the lower column; the upper connecting plates and the lower connecting plates are vertically inserted in a staggered mode and coaxially and rotatably attached to each other, and the outer sides of the attached connecting plates are sleeved with a positioning ring with the annular hole pattern being a spline hole. The spline holes provide accurate positioning and restraining for the connecting plate and the damping assembly. Under the action of earthquake force, all the components can work closely and cooperatively, so that the earthquake force is uniformly dispersed into the whole node structure. The joint can be effectively prevented from generating unnecessary displacement and shaking in the vibration process through close fit of the spline holes, and the stability of the structure is ensured. The shock absorption assemblies in the sub-holes buffer and absorb earthquake force from multiple horizontal directions, so that the shock absorption assemblies can respond rapidly, earthquake energy is converted into energy in other forms to be dissipated through self deformation and energy dissipation mechanisms, and horizontal annular shock absorption is achieved.

The utility model relates to the field of automobile bumpers, provides a shock absorption type automobile bumper, and aims to solve the problems that impact force cannot be dispersed, impact pressure cannot be effectively absorbed, and the shock absorption efficiency is reduced. The anti-collision plate extrudes the air cylinder through the second pressing block, meanwhile, the first pressing block can extrude the air cylinder, buffering can be provided for collision, the pressure of the connecting plates is dispersed to the two ends of the frame and matched with the second connecting plates, the pressure caused by collision and extrusion is buffered through the springs, and therefore the impact pressure can be effectively buffered and absorbed, and the damping efficiency is improved.

The application relates to the technical field of sound insulation and shock absorption floor materials, and discloses a foamed modified polyurethane mortar composition, a foamed modified polyurethane mortar, a preparation method of the foamed modified polyurethane mortar and a method for preparing a sound insulation and shock absorption floor coating. The foamed modified polyurethane mortar composition contains combination A, combination B and combination C, the mass ratio of the combination A, the combination B and the combination C is 1:0.25-1.25, the mass ratio of the combination A and the combination B is 0.6-1.8:1, the combination A contains polyhydric alcohol, water, a foam stabilizer and additive E, the combination B is a polyisocyanate with an average NCO functionality of greater than or equal to 2, and the combination C contains a hydraulic binder, aggregate and additive F. The polyurethane mortar composition can form a microporous polyurethane mortar floor coating, and the floor coating has the advantages of fast curing speed, high strength, no cracking, good sound insulation and high shock absorption efficiency.

This utility model proposes a dual shock absorption and stabilization control component for electric bicycles, including an upper connector and a main sleeve. The bottom end of the upper connector is fixedly connected to the main sleeve, and the bottom of the main sleeve is fixedly connected to a sleeve. An adjusting plate is threadedly connected to the outer surface of the main sleeve, and a spring is fixedly connected to the bottom of the adjusting plate. The advantages of this utility model are: improved safety through a safety structure design. A buffer is fixedly connected to the top of the safety device. During shock absorption, the piston moves upward inside the sleeve, compressing the spring. Simultaneously, the nitrogen gas inside the sleeve, channel, and external air cylinder is compressed, causing the safety device and buffer to move upward. The buffer abuts against the bottom end of the sleeve. The wave-shaped structure on the side of the buffer generates multi-directional deformation upon impact, dispersing over 90% of the axial stress, effectively damping and buffering the impact force, effectively preventing excessive nitrogen compression, and preventing the sleeve and external air cylinder from bursting, making it more secure and safer.

The utility model relates to a kind of tower crane support shock absorber, comprising: bottom plate (1), annular groove is provided on bottom plate (1), the inside of metal sleeve (12) is provided with annular bending ring (1201), bending ring (1201) is set into annular groove;Elastic wear layer (5) is provided on bottom plate (1) inside metal sleeve (12), and the conical space is formed in elastic wear layer (5) inside, and pressure sleeve (6) is provided on the upper portion of elastic wear layer (5);Metal sleeve (12) further includes the curved bottom (1201) of connecting bending ring (1201), curved bottom (1201) is formed annular cavity by arching upwards on bottom plate (1), further include the metal sleeve outer wall of connecting curved bottom (1201);Damping mechanism is provided between metal sleeve outer wall and elastic wear layer (5).The device can be applied to tower crane support as shock absorber.