15results about How to "Good shock isolation" patented technology

The present invention belongs to the field of seismic isolation technology, and specifically relates to a three-dimensional rolling ball seismic isolation bearing, including: an upper bearing plate, a metal rolling ball, a lower bearing plate, a horizontal damper, a vertical seismic isolator, and a metal flat plate of a groove-shaped support seismic isolation object. The upper bearing plate and the lower bearing plate are arranged relatively to each other up and down, and the corresponding surfaces of the upper bearing plate and the lower bearing plate are respectively provided with variable frequency concave surfaces, wherein: three upper bearing plate variable frequency concave surfaces are provided at the bottom of the upper bearing plate, and three lower bearing plate assembled variable frequency concave surfaces are installed on the upper part of the lower bearing plate. The upper bearing plate variable frequency concave surfaces and the lower bearing plate assembled variable frequency concave surfaces correspond to each other in the up and down directions as a group, and metal rolling balls are arranged between each group of variable frequency concave surfaces, and a vertical vibration isolator is correspondingly installed at the lower part of each variable frequency concave surface of the lower bearing plate. The present invention can isolate horizontal and vertical seismic forces at the same time, and can also solve the problems of insufficient energy consumption capacity, easy overturning, high cost, and poor durability of the rolling ball seismic isolation bearing.

The invention discloses a three-way shock insulation support for outdoor substation strut equipment. The device is characterized in that the rod core is fixedly connected to the check block, two horizontal springs are arranged at the two ends of the rod core, a force transmission sleeve is arranged in the middle of the rod core, and outer sleeves are arranged on the outer sides of the force transmission sleeve and the horizontal springs. A hole is formed in the upper side of the force transmission sleeve and connected with the force transmission rod in a riveted mode, and a horizontal hole is formed over the outer sleeve. The bottom plate is of a locally-hollowed X-shaped structure, the center of the bottom plate is a circular steel plate, the friction ring is installed above the bottom plate, and check blocks are arranged at the four corners of the bottom plate. The bottom face of the sliding unit is fixedly connected with the friction ring, the middle plate and the sliding unit are welded through a sliding unit top plate, the dowel bar penetrates through the sliding unit, eight vertical restraining rods are arranged on the periphery of the middle plate, and the vertical restraining rods are welded to the middle plate through base plates below the vertical restraining rods. Vertical springs are arranged on the outer sides of the vertical restraining rods, and top plates are arranged on the upper portions of the vertical springs. A vertical friction unit is arranged between the top plate and the vertical constraint rod and is composed of two semicircular clamps, the clamps are connected through screws, and friction plates are arranged in the semicircular clamps. The three-way shock insulation support is simple in structure, the total height of the three-way shock insulation support is two layers, the risk of derailment is avoided, and the three-way shock insulation support has good spring in-plane constraint and anti-overturning performance.

The invention relates to an assembly type transverse straining beam double-column type pier based on U-shaped metal dampers and an installation method, and belongs to the technical field of bridge engineering seismic mitigation and isolation. Comprising a bent cap, a bearing platform and a pier stud between the bent cap and the bearing platform, and further comprises a pier stud embedded part, a rigid transverse straining beam and a U-shaped metal damper. The rigid cross tie beam is arranged at a proper height between the two pier columns through the pier column embedded parts; wherein the U-shaped metal damper mainly comprises a restraint plate, a U-shaped metal plate and a bolt; the rigid cross tie beam is cut off at the midspan position, and the U-shaped metal damper is arranged at the cut-off position. Restraining plates are fixed to the two sides of the cut-off position of the midspan position of the rigid transverse straining beam. The U-shaped metal plate is connected with the restraining plate through a bolt; according to the invention, the energy dissipation capacity is stable, the function of rapid repair and replacement after an earthquake can be realized, prefabrication and assembly can be realized, and the site construction time is greatly reduced.

The invention discloses a crankshaft belt pulley structure, an engine and an automobile, and relates to the technical field of automobiles, the crankshaft belt pulley structure comprises a first wheel body, a second wheel body and a first buffer piece, the second wheel body and the first wheel body are arranged on the same axis, a first connecting part is arranged on one end face, opposite to the first wheel body, of the second wheel body, and a second connecting part is arranged on the other end face of the second wheel body; the first buffer piece is arranged on the end face, corresponding to the second wheel body, of the first wheel body, and a second connecting part used for being connected with the first connecting part is arranged on one side of the first buffer piece. According to the technical scheme, a traditional integral crankshaft belt pulley structure is arranged to be a split type installation structure, the structure is compact and reliable, meanwhile, later replacement and maintenance work is facilitated, the later maintenance cost can be effectively reduced, compared with a traditional integral structure, the buffering effect of the crankshaft belt pulley is excellent, and the service life of the crankshaft belt pulley is prolonged. The method has good application value.

The present invention discloses a short coupler and a buffer device in the field of coupler buffer technology, including a short coupler, including a hook head, a hook tongue arranged in one end of the hook head, and a pin shaft and a lifting pin vertically plugged into the connection position between the hook head and the hook tongue, and the pin shaft and the lifting pin are staggered and do not overlap on the same vertical axis. The present invention combines the coupler and the buffer device design together to shorten the distance between the mine cars and meet the needs of automatic ore loading without leakage; the coupler has a large swing angle, which is conducive to smooth passage through the curve; the coupler has high stability and reliability after being connected and tightened, and can withstand the impact and vibration during the operation of the mine car; the rubber ring has the advantages of easy installation and low price.

The utility model belongs to the technical field of exhibition stands, in particular to a digital museum exhibition stand, which comprises a showcase and an exhibition stand, a lifting structure for adjusting the up-and-down lifting of the exhibition stand is mounted in the showcase, the lifting structure comprises a threaded cylinder, a motor and a buffer cylinder, and the threaded cylinder is connected to the driving shaft end of the motor; a screw is connected to the center of the bottom of the display stand, the lower end of the screw is in threaded connection with the threaded barrel, a plurality of buffer supporting rods nested with the buffer barrel are mounted on the periphery of the bottom of the display stand, and protection mechanisms are mounted on the inner walls of the two sides of the display cabinet and comprise protection baffles, electromagnets and piston barrels. According to the utility model, the display stand is driven by the lifting structure to move downwards to a specified position in the display cabinet; the effect of storing and protecting the exhibits can be achieved; after an electromagnet of the protection mechanism is powered off, a protection baffle is ejected out under the action of an ejection spring to surround an exhibit, and the exhibit is prevented from falling off from the display stand; and the damage of the exhibit caused by violent collision during the displacement of the exhibit is avoided.

The present invention relates to the field of earthquake-resistant safety technology, and in particular to a shock-absorbing and energy-absorbing assembled swing pier component and a construction method thereof, comprising a steel box, a swing structure, a rubber layer and a steel sleeve, wherein the steel box is a hollow box structure with an open top, and its longitudinal section is composed of a square structure at the top and an isosceles trapezoidal structure at the bottom that is wide at the top and narrow at the bottom; the bottom of the steel box is fixed to a base steel plate, and the base steel plate is connected to a foundation pedestal below it through anchor bolts; the swing structure is sleeved inside the steel box, and a gap for setting a rubber layer is provided between the swing structure and the steel box; the steel sleeve is sleeved on a connecting column at the axial top of the swing structure, and the swing structure is connected to the pier through the steel sleeve and the pier steel bars arranged along the circumference of the steel sleeve. The present invention causes the pier to swing to release the bending moment at the top and bottom of the pier, has a simple structure, clear force, and has efficient energy dissipation and self-reset capabilities.

The present invention discloses a seismic isolation system combining foundation and interlayer. The seismic isolation system provided by the present invention includes a foundation seismic isolation layer and an interlayer seismic isolation layer, wherein the foundation seismic isolation layer is arranged on the foundation bottom plate of the building, and the interlayer seismic isolation layer is arranged on the top of the floor at the same elevation as the foundation seismic isolation layer. The foundation seismic isolation bearing and the interlayer seismic isolation bearing are at the same elevation, which ensures the coordination and synchronization of the bearing deformation, is suitable for buildings with partial basements and buildings with different numbers of basement floors, and can achieve good seismic isolation effect.

An ecological water collection and storage lattice seismic isolation ditch belongs to the field of building seismic isolation technology. The ecological water collection and storage lattice seismic isolation ditch includes an outer retaining wall and layers of original soil, and is characterized in that: the outer retaining wall and the layers of original soil are filled with mixed soil, and support shock-absorbing plates are installed at both the upper and lower ends of the outer retaining wall. The present invention can effectively support and ensure the safety of the site by adopting a staggered lattice layout, and adjust the characteristic frequency by means of different shapes, different backfill materials, etc., to effectively isolate vibrations of different frequencies. It can also effectively collect, store, and filter water, has a good seismic isolation effect, and has low cost, and can be used for multiple purposes.

The invention discloses a short car coupler and a buffering device in the technical field of car coupler buffering, the short car coupler comprises a coupler head and further comprises a coupler knuckle arranged in one end of the coupler head, a pin shaft and a lifting pin, the pin shaft and the lifting pin are inserted in the connecting position of the coupler head and the coupler knuckle in the vertical direction, and the pin shaft and the lifting pin are staggered. And the two are not overlapped on the same axis in the vertical direction. According to the invention, the car coupler and the buffer device are designed and combined together, so that the distance between mine cars is shortened, and the requirement of automatic mine loading without material leakage is met; the car coupler has a large swing angle and can smoothly pass through a curve; after being connected and fastened, the car coupler has high stability and reliability and can bear impact and vibration in the running process of a mine car; the rubber ring has the advantages of convenience in installation, low price and the like.

This utility model relates to the field of vibration isolation rubber technology and discloses a vibration isolation rubber bearing with force measurement function, including a top plate and a bottom plate. An outer cover is fixedly connected to the bottom center of the top plate, and columnar force-measuring elastic bodies are fixedly connected to the four bottom corners of the top plate. Pressure sensors are slidably connected to the four top corners of the bottom plate, with the tops of the pressure sensors in contact with the columnar force-measuring elastic bodies. Slide tracks are formed at the four top corners of the bottom plate, and top blocks are slidably connected to the inner walls of the slide tracks. Evenly distributed springs are fixedly connected to the bottoms of the top blocks. In this utility model, the top plate is moved to a suitable position along the slide track by pulling a pull bar. The pressure sensors are then inserted along the inner wall of the third slide groove. Releasing the pull bar allows the top plate to be pushed into the groove of the pressure sensor under the elastic force of the springs, thus completing the installation of the top plate. The pressure sensors can be disassembled following the above steps.

The invention discloses a short car coupler with a buffering device in the technical field of car coupler buffering, which comprises a car coupler part, a coupler body, a coupler lock transversely inserted into the coupler body, a shaft pin inserted into the side surface of the coupler body, a small split pin transversely inserted into one end of the shaft pin, and a lock lifter inserted into one side of the coupler body, and the unhooking spring is sleeved on the hook lock and is positioned in the hook body. The short car coupler with the buffer device is an automatic coupling type car coupler and is divided into two parts, the front part is a car coupler which is a Willison profile type car coupler, the rear part is provided with the buffer device which can absorb energy during traction and collision, the car coupler and the buffer device are integrally designed, the distance between mine cars is shortened, and the service life of the mine cars is prolonged. The front-back lap joint structural design between the mine cars is guaranteed, and the requirement for continuous mine loading can be met.

The invention relates to the technical field of earthquake resistance of a building main body structure, in particular to a method for installing an anti-seismic isolator in a building main body mechanism, which is characterized in that the anti-seismic isolator is installed on a building foundation, and the anti-seismic isolator is stably connected with the building foundation by means of pre-embedded bolts, leveling screws, high-strength grouting materials and the like. The anti-seismic isolator comprises an upper connecting plate, a lower connecting plate, a lead core, a rubber layer and a steel plate structure, seismic energy is absorbed through the lead core, the rubber layer provides a low-damping seismic isolation effect, and therefore impact of an earthquake on an upper structure of a building is effectively reduced. The process is suitable for various building types, especially hospitals, schools, shelters and the like in high-intensity earthquake areas. Through the installation technology, deformation and damage of the building in an earthquake can be reduced, the anti-seismic performance of the building is remarkably improved, and the safety of the building in a strong earthquake is ensured. The construction method is simple, high in installation precision, remarkable in construction efficiency and suitable for aseismic design and construction of large-scale buildings.

The invention discloses a friction sliding three-dimensional shock insulation support which comprises an upper cover plate, a lower cover plate and a sliding shock insulation unit, and the upper cover plate is fixedly connected with an upper structure; the lower cover plate is oppositely arranged below the upper cover plate and is fixedly connected with the lower structure; the vertical bearing capacity of the sliding shock insulation unit is large, the vertical rigidity is small, and the sliding shock insulation unit can be used for vertical shock insulation; the sliding vibration isolation unit can slide between the upper cover plate and the lower cover plate, and horizontal vibration isolation can be achieved. The angle of the sliding shock insulation unit can be automatically adjusted, and the upper cover plate is kept parallel to the lower cover plate. When vibration is small, the sliding vibration isolation units absorb vibration energy through internal self-adjusting sliding, after the vibration is gradually increased, the sliding vibration isolation units move relative to the upper cover plate and the lower cover plate, and the vibration energy is consumed in a sliding friction mode for the second time; the friction sliding three-dimensional shock insulation support can flexibly adapt to shock of different degrees, and is good in shock insulation effect, low in manufacturing cost, simple in structure and convenient to construct.