222results about How to "Good shock isolation" patented technology

The invention relates to a vibration-isolating device, in particular to a combined vibration-isolating device. A ball / disc spring vibration-isolating device comprises a vibration-isolating support, and the upper end of the vibration-isolating support is connected with a damper. The device is not only suitable for a newly-built structure, but also suitable for anti-seismic reinforcement and post-earthquake repair of an original structure. Moreover, the device is applicable to ordinary civilian housings, civil engineering such as structures, bridges and the like, as well as storey-increased buildings and shifting buildings. The device can also be applied in vibration isolation and reduction of instruments and equipment and has low manufacturing cost and broad application prospects.

The invention discloses a special earthquake isolation and damping support seat which is suitable for railways and bridges and comprises a lead core lamination rubber support seat and an X-shaped mild steel damper, wherein the X-shaped mild steel damper consists of more than three X-shaped mild steel damper single sheets which are sequentially parallel and is arranged at the left side and the right side of the lead core lamination rubber support seat, and the upper end and the lower end of both sides of the X-shaped mild steel damper are respectively fixed on an upper connecting plate and a lower connecting plate of the lead core lamination rubber support seat with high-strength bolts. The special earthquake isolation and damping support seat disclosed by the invention can increase the initial rigidity, enhance the yield strength, efficiently limit displacement of the bridge during small earthquake and middle earthquake, ensure the safety of train running and fulfill the function of better earthquake isolation and damping during large earthquake.

The invention relates to the technical field of new energy automobiles. A pure electric logistics vehicle power line seal connection structure is disclosed. The structure comprises a power line formed by a first segment and a second segment. The first segment is provided with a plug which comprises a plug shell. The plug shell is provided with a connection hole which is internally provided with a conductive latch which is electrically connected to the first segment. The second segment is provided with a socket which comprises a socket shell and a conductive insertion sleeve which is electrically connected to the second segment in the socket shell. A plug outer shell is provided with a vibration isolation pad. The socket shell is provided with a connection head which is provided with a through hole which is aligned with the conductive insertion sleeve. The connection head is detachably inserted into the connection hole. The connection head and the connection hole are connected together in a sealing way through an inflatable sealing ring. The conductive latch passes through the through hole and is detachably connected in the conductive insertion sleeve. The pure electric logistics vehicle power line seal connection structure has the advantages of a good vibration isolation effect, the sealing and detachable connection of the power line and convenient connection and dismounting, and the problem of the inconvenience of separately driving a motor and a power supply of an existing electric vehicle is solved.

The invention discloses a geocell reinforced rubber particles-sand mixture compound shock insulation layer and strip, which belongs to the technical field of structure shock absorbing and shock insulation, and is mainly used for solving the problem of serious destructions of a general multi-story building in an earthquake. According to the invention, the compound shock insulation layer and strip are manufactured by the filling and layered punning of rubber particles-sand mixture mixed by an optimal mix proportion in geocell inner layers; the shock insulation layer is arranged at the bottom of a base; shock insulation strips are arranged on two sides of the base; the geocell is a geotechnique material which can be bought easily and is low in cost; the rubber particles are rubber fragments with certain particle diameters, and are obtained by the mechanical fragmentation of junked tires; the sands are ordinary river sands used for construction. The shock insulation layer and strip have good shock insulation effect, low cost, environmental protection, simple structure, and convenience in construction, and is generally suitable for the compound shock insulation technology of the multi-story building; the technical scheme can effectively solve the problems of bad shock resistance and serious destructions of a low story dwelling in a town, and has a wide application prospect.

The present invention relates to a three-dimensional shock isolation equipment capable of simultaneously implementing horizontal and vertical shock isolation of building. Said equipment is divided upper and lower two portions. It lower portion is conventional shock isolator, and its upper portion is vertical shock isolator made of main butterfly spring group, auxiliary butterfly spring group and viscoelastic damper parallelly-combined system. Said invention also provides the concrete function of above-mentioned every portion and their arrangement method.

The invention discloses a shock insulating device resistant to pulling and twisting and belongs to the technical field of building shock resistance. The shock insulating device is mainly composed of a high-rise structure (1), an upper-portion rigid pedestal (2) with high rigidity and bearing capability, a base heat-insulating layer (3), viscous dampers (4), damping springs (5), springs, a damper supports (6), a lower-portion rigid pedestal (7) with high rigidity and bearing capability, horizontal limiting sliders (8), bottom horizontal shock-insulating linear guide rails (9), bottom longitudinal shock-insulating linear guide rails (10) and longitudinal limiting sliders (11). The shock insulating device is low in cost, simple in structure, convenient to construct, high in pulling resistance and twisting resistance and obvious in shock-insulating effect.

The invention discloses a shock-insulation supporting base composed of lamination steel board rubber, mild steel and lead and capable of achieving three-stage energy consumption, and relates to a novel shock-insulation device. The shock-insulation supporting base aims to resolve the problem of stability of a traditional shock-insulation supporting base under strong shock, and three-stage energy consumption is used for meeting fortification requirements of multifunctional targets of the shock-insulation supporting base. The shock-insulation supporting base is composed of a lamination steel board rubber body, a mild steel support and a lead damper in an orderly assembling mode, and is simple in structure, convenient to manufacture and good in performance. In the first stage, a common shock-insulation function is achieved, and structure response under small and medium earthquakes is lightened; in the second stage, the mild steel support participates in energy consumption, secondary rigidity of the shock-insulation supporting base is improved, comprehensive energy consumption ability is strong, and response in a large earthquake is lightened; in the third stage, the lead damper participates in work to respond to unpredictable earthquake danger exceeding expectation, plays a role in protecting the shock-insulation supporting base, and avoids unstability damage. The shock-insulation supporting base can effectively improve the energy consumption ability and reliability under unpredictable earthquakes.

The invention discloses a combined shock-insulation support of a high-rise building. The support comprises an upper connecting plate, a lower connecting plate, a base plate, standard laminated rubber shock-insulation support bodies, a moving lever, a fixed lever, rubber pads, a limiting plate, tensile adjusting bolts, a returning positioning pin, a positioning ball, a positioning ball support, a limiting and positioning column and a resisting arm. According to the support, problems that the shock-insulation support is inadequate in tensile strength, poor in shock-insulation effect and weak in wind load resistance in the high-rise building are solved; problems that the excessively large displacement can be produced by low damping and the low damping can not overcome the wind load are solved; and the influence of the earthquake force is used, the instability of the positioning ball is exerted, and a shock-insulation self-starting device is designed, so that the support is simple, practical and reliable in performance.

This invention is in structure tremble isolation and vibration control field, consists of upper connective tabulae, lower connective tabulae, rubber tile, steel plate, protective layer. Its characteristics are: steel plate and rubber tile are at superposition position; there is a hole in central part of steel plate; rubber tile has zonal shape; there is space in between steel plate and rubber tile; there is a liquid injection hole in the central part of uper connective tabulae; liquid injection hole is connected with through hole formed in the middle of abutment, and sealed with sealing thread plug; electricorheological fluids is full of the space formed in between steel plate and rubber tile; leadwire from end of steel plate is used to conenct with control divices providing control signals. In this invention, horizontal stiffness and damping characteristic sof abutment can be adjusted real time, this invention has strong pressurization capability, good deformability, good resilience capability, good energy consumption ability, and is applicable for the applications, where the existing superposition rubber abutment is used.

The invention relates to a two-way variable-camber friction pendulum earthquake insulation bearing, and belongs to the technical field of earthquake insulation. The two-way variable-camber friction pendulum earthquake insulation bearing mainly comprises an upper bearing baseplate, a lower bearing baseplate, an upper metal sliding plate, a lower metal sliding plate, an upper sliding friction plate, a lower sliding friction plate, an upper sliding block, a lower sliding block, an upper sliding block accommodating cavity, a lower sliding block accommodating cavity and a limiting plate. The two-way variable-camber friction pendulum earthquake insulation bearing disclosed by the invention aims to improve the earthquake insulation property of large-scale engineering structures under the effect of earthquake motion, based on the summary of large-scale earthquake insulation engineering structures, the equivalent stress of the sliding friction plates is controlled, the situation that the stress is excessively centralized is avoided, the working properties of sliding friction composite materials are improved, and the problems of variable-camber friction pendulum earthquake isolation engineering structures are solved. Compared with conventional earthquake isolation bearings, the two-way variable-camber friction pendulum earthquake insulation bearing disclosed by the invention has the advantages that the structure is simple, the force transmitting path is clear, the anti-drawing property is good, the durability is good, the vertical bearing force is large, the self-reset function is strong, the effect of earthquake insulation is good, and the two-way variable-camber friction pendulum earthquake insulation bearing disclosed by the invention is suitable for important earthquake insulation engineering structures.

The invention relates to the technical field of earthquake prevention and discloses a self-resetting seismic isolation support. The support comprises an upper connecting plate, a lower connecting plates, guide channels, SMA (shape memory alloy) stranded wires, high-damping rubber bodies and rubber stacked steel plates, wherein multiple guide channels penetrate through the upper connecting plate and the lower connecting plate, SMA stranded wire groups penetrate through the guide channels and form annular closed accesses, the high-damping rubber bodies and the rubber stacked steel plates are connected between the upper connecting plate and the lower connecting plate in a layered and staggered manner, and the vertical rigidity of the support can be effectively increased. The SMA stranded wires can increase the lateral rigidity of the support and improve the shear capacity of the support under the action of small earthquakes and dissipate a lot of earthquake energy after yielding under theaction of large earthquakes, and the resetting capacity of the support after earthquakes can be realized by the aid of superelasticity of the SMA stranded wires; the SMA stranded wires enhance the energy dissipation capacity and stability of the support and remarkably improve the seismic isolation effect of the structure; a limit role can be played and beam falling can be prevented.

The invention discloses a theory of durable three-dimensional energy dissipation shock absorption and shock insulation base for a large sized vertical type liquid storage tank, a structural method thereof and a structure thereof. The base takes a reinforced concrete rotary thin shell with ring beams as a shock insulation and bearing structure, a sand bedding layer thickly laid under the rotary thin shell as a bearing and energy dissipation shock absorption structure, and an underlayer as a concrete precast slab protective layer and a earthwork synthetic material impermeable layer. The engineering construction method is briefly introduced here. The liquid storage tank which is good in rigidity as well as flexibility can resist a destructive 10-magnitude earthquake, the service life is as long as 70 to 100 years, but for other disasters such as earthquake downfall, bad slip, collapse and debris flow, etc., additional protective measurements need to be taken.

The invention provides an LNG liquid storage tank shock insulation layer which is adaptive to high pile foundation shock insulation on the lower portion of an LND liquid storage tank where cold gas needs to be removed by dispersing in a ventilation mode. The LNG liquid storage tank shock insulation layer comprises a plurality of reaction walls, a plurality of sliding supports, a plurality of lamination rubber supports and a plurality of sticking dampers. The sliding supports are fixedly connected with the lower bottom face of a bottom plate of a tank body of the liquid storage tank and the top face of a pile foundation respectively. The lamination rubber supports are fixedly connected with the lower bottom face of the bottom plate of the tank body and the top faces of the reaction walls respectively. The two ends of each sticking damper are hinged to the lower surface of the bottom plate of the tank body and the stand face of the corresponding reaction wall through ball hinged supports respectively. The LNG liquid storage tank shock insulation layer can be well adaptive to horizontal displacement and vertical vibration of the liquid storage tank caused by an earthquake, the earthquake response of the tank body and the pulse pressure, the convection effect and the waggling wave height of storage liquid can be greatly lowered, accordingly, the influence on the final shock insulation effect from changing of liquid storage amount in the liquid storage tank can be lowered, and a future earthquake with the uncertain earthquake magnitude can be well resisted.

The invention relates to a swing type anti-pulling and self-resetting seismic isolation bearing. The swing type anti-pulling and self-resetting seismic isolation bearing comprises an upper bearing platform, a lower bearing platform, disc springs and spring resetting steel sheets, wherein a ball bracket is arranged in the center of the upper bearing platform and vertically mounted in a bearing groove of the lower bearing platform; the disc springs are symmetrically arranged on two sides of the ball bracket and mounted between the upper bearing platform and the lower bearing platform, and the spring resetting steel sheets are arranged on the disc springs. The swing type anti-pulling and self-resetting seismic isolation bearing plays a support role without an earthquake action, and transferspressure of an upper structure to a foundation uniformly. Under the action of an earthquake, a building swings wholly to consume the earthquake energy. Meanwhile, the ball bracket of the upper bearingplatform extrudes an EPE material during swing, the EPE material releases energy through deformation, so that the seismic isolation bearing is prevented from being damaged, and integrity of the bearing is guaranteed. After the action of the earthquake is ended, the building resets under the gravity of the building and the torsion of the disc springs.

The invention relates to a bidirectional guide rail friction pendulum vibration isolation support with an anti-pulling function. The bidirectional guide rail friction pendulum vibration isolation support comprises an upper support plate assembly connected with a building upper part structure and a lower support plate assembly connected with a building lower part structure. The upper support plateassembly and the lower support plate assembly are oppositely arranged. An upper guide rail block is fixedly arranged on the inner side of the upper support plate assembly. A lower guide rail block isfixedly arranged on the inner side of the lower support plate. A sliding block is arranged between the upper guide rail block and the lower guide rail block. An upper sliding groove matched with the upper part of the sliding block is formed in the upper guide rail block. A lower sliding groove matched with the lower part of the sliding block is arranged on the lower guide rail block. The upper sliding groove and the lower sliding groove are oppositely arranged in the vertical direction. The upper part of the sliding block is slidably connected with the upper sliding groove, and the lower partof the sliding block is slidably connected with the lower sliding groove. The bidirectional guide rail friction pendulum vibration isolation support with the anti-pulling function can limit the vertical displacement of the support, is reasonable in stress, simple in structure, safe, reliable and good in vibration isolation effect and can be widely applied to buildings and bridge engineering.

The invention discloses a building shock insulation support with fireproof and flame-retardant performance, and relates to the technical field of shock insulation supports. The building shock insulation support comprises a first connecting plate, a second connecting plate is arranged above the first connecting plate, and two elastic fireproof and flame-retardant plates are arranged between the first connecting plate and the second connecting plate. According to the building shock insulation support with the fireproof and flame-retardant performance, by arranging a second electromagnet, a first electromagnet and a gas head, when the second connecting plate is subjected to transverse force, a sliding piece pushes a connecting column to move, a push plate pushes the first electromagnet to move, and at the moment, a buffer plate extrudes a first buffer spring; and meanwhile, a repulsive force magnetic field between the first electromagnet and the second electromagnet hinders movement of the push plate, the push plate pushes gas in a buffer box to be exhausted to the outside through the gas head, and in the process, the push plate acts on the gas, so that transverse force borne by the second connecting plate is buffered, and the shock insulation performance of the shock insulation support is improved.

The invention provides a replaceable arc-shaped soft steel plate combined energy dissipation damper for beam-column joints. The replaceable arc-shaped soft steel plate combined energy dissipation damper comprises an upper end plate and a lower end plate, wherein an inner arc energy dissipation mechanism and an outer arc energy dissipation mechanism are arranged between the upper end plate and thelower end plate; in the inner arc energy dissipation mechanism, an upper arc plate and a lower arc plate are fixedly connected through a plurality of groups of energy dissipation plates vertically penetrating through the upper arc plate and the lower arc plate, and the parts of each group of energy dissipation plates extending out of the outer side of the upper arc plate and the outer side of thelower arc plate are connected together through connecting pieces; and in the outer arc energy dissipation mechanism, a plurality of outer arc plates are fixed together in series by deformation bolts penetrating through arc grooves. According to the replaceable arc-shaped soft steel plate combined energy dissipation damper, the energy dissipation plates and the deformation bolts jointly bear the energy dissipation, and under the action of an earthquake, the energy dissipation plates and the deformation bolts are bent and deformed, so that the plastic deformation at the beam-column joint is reduced to ensure that a frame beam-column can still maintain good ductility after the earthquake, and the function of dissipating earthquake energy is achieved.

The shock insulating apparatus for house includes one top plate for the house to be built on, one under plate, and supporting steel bars or pipes. The top plate and the under plate of reinforced concrete can bear the house load; and the supporting steel bars or pipes are set between the top plate and the under plate integrally. The shock insulating apparatus has its side shift regulating rigidity between the top plate and the under plate regulated through altering the diameter and length of the supporting steel bars or pipes. Under the action of earthquake load, The top plate and the under plate generate relative shift to reduce the earthquake effect on the upper structure. The present invention has high shock insulating effect, and the supporting steel bars or pipes has elastic restoring force sufficient to restore the steel bars or pipes to initial locations after earthquake.

The invention provides a tension resisting and twisting resisting combined shock isolation device with the self-restoring function, and belongs to the technical field of shock absorbing and isolating technique of structural engineering. The device mainly comprises a high-flexibility device (1), a rigid supporting pedestal (2), a transverse limiting sliding block (3), a transverse shock isolation linear guide rail (4), a transverse shock absorbing tension spring (5), a transverse shock absorbing tension spring support (6), a layering separating plate (7), a longitudinal limiting sliding block (8), a longitudinal shock isolation linear guide rail (9), a longitudinal shock absorbing tension spring support (10) and a longitudinal shock absorbing tension spring (11). The combined shock isolation device has the advantages that the material performance of each part can be fully utilized; in addition, the shortcoming of poor tension resisting capacity and vertical bearing capacity of a rubber support seat is overcome; the advantages of high tension resisting capacity and twisting resisting capacity, and outstanding effect on shock isolation for bases of the high-flexibility device and a high-flexibility structure are brought.

The invention discloses a sliding-friction pendulum combined shock-insulation layer with an ultra-large bottom surface. The combined shock-insulation layer comprises an upper spherical shell layer, a lower spherical shell layer and sliding frames. Four arc-shaped spherical faces are arranged on the upper surfaces of the lower spherical shell layer. Four arc-shaped spherical faces are arranged on the lower surface of the upper spherical shell layer. Each sliding frame is composed of a plurality of sliding blocks, upper connecting components, lower connecting components, connecting beams and sliding frame columns, wherein the sliding frame columns are connected between the upper connecting components and the lower connecting components, and the lateral portions of the upper connecting components and the lateral portions of the lower connecting components are connected with the connecting beams. The upper end surfaces of the upper connecting components and the lower end surfaces of the lower connecting components are welded to the sliding blocks. The sliding frames are in overlap joint with the arc-shaped spherical faces of the upper spherical shell layer and the arc-shaped spherical faces of the lower spherical shell layer through the sliding blocks. According to the sliding-friction pendulum combined shock-insulation layer with the ultra-large bottom surface, the sliding frames are formed through connection of the sliding blocks, and the integral shock-insulation layer is formed by the sliding frames, the upper spherical shell layer and the lower spherical shell layer; and the span of the shock-insulation layer is quite large, the allowable deformation, in the horizontal direction, of the shock-insulation layer is far larger than that of a shock-insulation support, and the requirement for horizontal deformation of the shock-insulation layer under an extremely-powerful earthquake can be completely met.

The invention discloses an anti-torsion combined shock isolation device with a self-resetting function. The anti-torsion combined shock isolation device comprises a lower embedded plate and a lower support, a rubber column is fixedly connected to the upper surface of the lower support, a steel plate is fixedly connected to the interior of the rubber column, and an annular limiting chute is formedin the position, on the side of the rubber column, of the surface of the lower support; a sliding block is arranged in the annular limiting sliding groove, a damping mechanism is fixedly connected tothe upper surface of the sliding block, and an upper embedded plate is fixedly connected to the top of the upper support. Larger tension resistance and anti-torsion capacity is provided for the devicethrough the damping mechanism, the rubber column and the steel plate play a role in consuming pressure borne during vibration, a remarkable shock insulation effect can be achieved, meanwhile, when the steel plate is extruded, part of vertical pressure can be converted into horizontal pressure, the horizontal pressure is evenly distributed along the surface of the steel plate, and therefore the horizontal pressure is counteracted, the compressive strength of the rubber column is improved, and the shock insulation strength is enhanced.

The invention discloses a bridge composite foundation for deep water and strong earthquake conditions, and particularly relates to combination application of a group pile foundation body, suction caisson foundation bodies, a pressure-less caisson foundation body and a reinforced cushion. According to the bridge composite foundation, the multiple suction caisson foundation bodies are arranged on the periphery of the pressure-less caisson foundation body in an annular shape, the pressure-less caisson foundation body is directly arranged at the top of the reinforced cushion and is not connected to piles and the suction caisson foundation bodies, the position between the suction caisson foundation bodies and the pressure-less caisson foundation body is filled with ring-and-stringer-stiffened rubble, and the reinforced cushion plays a main role in seismic isolation, is formed by combining a sand cushion body, a pebble bed and a rubble layer and is further provided with geotextile and a geogrid so as to control particle dislocation and cushion liquefaction. The novel bridge composite foundation can be applied to the deep water and strong earthquake severe natural conditions, the seismicisolation effect can be achieved, the transmission of the earthquake force from the ground to the foundation can be reduced, meanwhile, a relatively large horizontal load can be borne, the horizontaldisplacement of the foundation can be limited, and the safe use of a bridge can be guaranteed.

The invention discloses a multi-directional self-resetting shape memory alloy damper and a mounting method thereof. A damper top plate and a damper bottom plate are connected through supporting chainrods, the damper top plate and the damper bottom plate are symmetrically provided with a plurality of pulleys respectively, shape memory alloy wires penetrate through the pulleys and are symmetricallyarranged in a Z shape to form the damper of a cylindrical structure, and the shape memory alloy wires are pre-tensioned by rotating tension nuts arranged on the damper bottom plate, so that the initial stress of the shape memory alloy wires is in the middle section of martensite phase transformation. The multi-directional self-resetting shape memory alloy damper and a mounting method thereof havethe advantages that the structure is simple, and the installation is convenient; the multi-directional self-resetting shape memory alloy damper can be widely applied to passive control in the technical field of civil engineering and mechanical engineering to effectively reduce the vibration of structures or components and the residual deformation after strong vibration, and can be applied to basic vibration isolation and energy dissipation and shock absorption system to effectively control the vibration response of the upper structure under external vibration excitation.

The invention discloses an anti-frost heaving and anti-seismic composite foundation structure. The anti-frost heaving and anti-seismic composite foundation structure includes a plurality of rigid captype piles, a coarse sand cushion layer, a rubber pebble stiffened cushion layer, a rubber quake isolation cushion layer and a raft plate, the multiple rigidity cap type piles are evenly arranged in foundation soil, the coarse sand cushion layer is positioned on the foundation soil, the rubber pebble stiffened cushion layer is located on the coarse layer, the rubber quake isolation cushion layer is located on the rubber pebble stiffened cushion layer, the raft plate is located on the rubber quake isolation cushion layer, a blocking plate is placed on the periphery of the coarse sand cushion layer, the rubber pebble stiffened cushion layer, and the rubber quake isolation cushion layer, a building is built on the raft plate. The foundation structure can effectively prevent the foundation frost heave and the earthquake damage deformation and fracture under earthquake in a cold area, improve the mechanics performance of the foundation structure; effectively lower or avoid the enormous economic loss caused by the earthquake and the freezing damage.

The invention relates to the technical field of amino resin production, and provides a preparation method of a graphene amino resin in which the graphene and amino resin are combined stably. The invention solves the problem of unstable combination between the graphene and amino resin in the graphene amino resin prepared by the existing process. The invention also provides a favorable-shock-insulation-effect adjustable-blade-height graphene amino resin preparation device capable of preventing large granule substances from entering the container. The device solves the following problem: the existing reaction kettle can stir the material efficiently on the premise of generating the phenomenon of idle stirring blades when the material height changes, has poor shock insulation effect, and can not prevent the large granule substances from entering the container. The device comprises a container and a stirrer, wherein the container is provided with a shock insulation foot; a feed port of the container is provided with a filter screen; the height of the stirring blades of the stirrer is adjustable; and a motor is provided with a connecting terminal.

The invention provides low-strength composite mortar doped with glass bead aggregate and plant fibers and a preparation method thereof and belongs to the field of building materials. The low-strength composite mortar is formed by mixing cement, a mixed aggregate, the plant fibers, a lime paste and water at a weight ratio of 1:(8-12):(0.12-0.80):(0.8-1.3):(1.2-1.5); the mixed aggregate is a mixture of glass beads and natural fine sand; the mass percent of the glass beads is 70%-85%; the glass beads adopt reproducible glass beads which take crushed glass and the like as raw materials and are the glass beads with the diameter of 3.5-5mm; the fine sand is natural sand and the maximum grain diameter passes through a sieve hole with the size of 1.5mm; the plant fibers comprise natural plant fibers with good flexibility and good blocking property, such as hemp fibers, bamboo fibers and cotton stalk fibers; the lime paste is a product obtained by curing lime stones. The low-strength composite mortar has the advantages of low cost, environment-friendly and easily-available materials, wide distribution and less energy consumption. The method is simple to operate and is easy to construct.

The invention relates to the technical field of shock isolation in building and bridge engineering, in particular to a novel three-dimensional shock isolation device with a tensile function. The novel three-dimensional shock isolation device comprises a top steel platform, a horizontal shock isolation stand, a vertical tensile component, a transition steel platform and a vertical shock isolation component. The horizontal shock isolation stand is connected with the bottom of the top steel platform and the top of the transition steel platform, the vertical shock isolation component is arranged at the bottom of the transition steel platform, the vertical tensile component is arranged on the periphery of the horizontal shock isolation stand in a sleeving mode and connected with the bottom of the top steel platform and the top of the transition steel platform, so the good shock isolation function can be achieved in both the horizontal direction and the vertical direction, the horizontal shock isolation function and the vertical shock isolation function are decoupled without interfering with each other, and safety is high. On the premise that the vertical tensile component does not interrupt the movement of a horizontal shock isolation component or the movement of the vertical shock isolation component, large tensile strength is provided, and high safety stock is provided for preventing the structure from being pulled to be damaged by the stand.

The invention provides a novel seismic-isolation composite foundation and a construction method thereof. The novel seismic-isolation composite foundation comprises an upper structure, a raft board, afiber solidified soil layer, a double-layer wrapping type geotechnical composite broken stone layer, a solidified soil layer and piles sequentially from top to bottom, a segment is reserved at the topof each pile for being buried into the solidified soil layer, the reserving height accounts for 30-60% of the height of the solidified soil layer, the raft board is placed at the center of the grouped piles and buried into the fiber solidified soil layer, and fiber solidified soil is laid at the top of the raft board. The bearing capacity of the novel seismic-isolation composite foundation can beimproved, uneven settlement of a whole system is relieved, horizontal displacement is effectively prevented and controlled, piercing damage of the pile tops is prevented, seismic energy is absorbed and dissipated, and a novel and efficient anti-seismic and high-strength seismic-isolation composite foundation is constituted.

The invention discloses a friction pendulum connected fabricated steel structure system and a design method thereof. The friction pendulum connected fabricated steel structure system comprises at least two layers of steel frame structures and a group of friction pendulum shock isolation devices; steel columns of each layer of steel frame structure are disconnected at the joint with the lower floor; the friction pendulum shock isolation devices are correspondingly arranged between the steel columns of every two layers of steel frame structures; each friction pendulum shock isolation device comprises an upper connection plate and a lower connection plate; the middles of the bottom surfaces of the upper connection plates are connected with plugging blocks; the bottom surfaces of the pluggingblocks are convex curved surfaces which are convex downwards; lugs are arranged on the top surfaces of the lower connection plates; plugging slots are formed in the tops of the lugs; the bottom surfaces of the plugging slots are concave curved surfaces which are concave downwards; the plugging blocks are correspondingly plugged in the plugging slots; the tops of the plugging blocks are higher thanthe tops of the plugging slots; and distances are reserved between the side walls of the plugging blocks and the side walls of the plugging slots. The friction pendulum connected fabricated steel structure system is capable of solving the technical problems that the existing fabricated steel structure buildings are complicated in connection joints, large in field workload and low in constructionefficiency, the joints of the frame structures are rigidly connected and the seismic resistance of the frames is relatively bad are solved.