166 results about "Earthquake resistant structures" patented technology

The invention discloses a tunnel anti-seismic structure based on gradient grouting and composite lining and a construction method thereof.The construction method comprises the steps that the geology of surrounding rock is detected, distribution of a weak area, a cavity area and a stable area of the surrounding rock is recognized, and the surrounding rock is divided into a high risk area, a medium risk area and a low risk area according to the detection result; different grouting modes, different paste and slurry proportions, different grouting parameters and different grouting thicknesses are adopted for conducting gradient grading grouting reinforcement on the risk areas of all levels; a flexible layer is poured on the inner side of the surrounding rock subjected to grouting reinforcement, an energy consumption interlayer is installed on the inner side of the flexible layer, and a high-strength rigid layer is poured and manufactured on the inner side of the energy consumption interlayer; a monitoring and intelligent alarm system is arranged in the lining and used for monitoring tunnel internal structure deformation and displacement data in real time. Through triple protection of rigid compression resistance, energy dissipation buffering and flexible energy release, the earthquake energy dissipation rate is increased, meanwhile, material waste is reduced through surrounding rock graded grouting, and the surrounding rock-lining rigidity matching degree is remarkably improved.

The invention discloses a real-time monitoring and safety early warning method for an anti-seismic structure of a fuel oil unit, belongs to the technical field of structural health monitoring and safety control, and aims to solve the problems that an existing monitoring method is passive and lagged, depends on artificial experience and cannot automatically, quickly and objectively evaluate the health condition of an anti-seismic system after an earthquake. A three-axis acceleration sensor is adopted to monitor vibration acceleration in real time, an edge computing gateway triggers an earthquake event when a vibration peak value exceeds a first preset threshold value, and a sensor array is controlled to be switched to a high-frequency recording mode; uploading the collected high-frequency data to a data processing platform, carrying out seismic design threshold comparison and machine learning model analysis, and fusing and outputting a part damage probability grade and a health assessment result; and based on the evaluation result, a targeted check list is generated through a preset mapping relation library and is pushed to the mobile terminal of the operation and maintenance personnel. The method is used for monitoring and early warning of an anti-seismic structure of a fuel unit, can realize rapid and reliable evaluation and accurate operation and maintenance guidance after an earthquake, and guarantees power supply recovery of key facilities.

The invention discloses an intelligent anti-seismic structure optimization design method and system for a high-rise building, and relates to the technical field of anti-seismic design of the high-rise building. A working condition database considering multidirectional seismic oscillation and soil-structure interaction is established in combination with seismic oscillation time history and site investigation parameters; constructing a structure model on the BIM platform, and importing frequency characteristics and load to generate a preliminary design; an inter-story displacement angle, a story acceleration, a plastic rotation angle and an energy dissipation ratio index are set in the model, an anti-seismic performance comprehensive function is constructed, constraints are set according to a standard limit value, the structure model is converted into an optimizable problem, and optimal design is achieved by iteratively calling a working condition database and automatically correcting key component parameters and damping arrangement. According to the method disclosed by the invention, the structural optimization design of the high-rise building under the multidirectional earthquake action is realized by establishing an earthquake working condition database and parameterizing structural modeling and performance function constraint.

The invention provides an anti-seismic performance prediction optimization method and system for a concrete-filled steel tube structure, and relates to the technical field of building materials, and the method comprises the steps: interactively obtaining building concrete-filled steel tube design and building anti-seismic performance requirements; performing finite element modeling to obtain an initial structure finite element model; carrying out an earthquake working condition structure response test, and positioning distributed anti-seismic risk nodes; transversely segmenting the initial structure finite element model into W layers of independent risk analysis sub-models according to the distributed anti-seismic risk nodes; according to the node building structure characteristics, hierarchical progressive anti-seismic structure optimization is carried out, and a multivariate anti-seismic optimization scheme set is output and comprises a tie bar structure subset, a reinforcement constraint structure subset and an interface bonding reinforcement subset. The technical problem that in the prior art, due to the fact that response differences of different areas and different components in a building in an earthquake cannot be accurately recognized through aseismic design, weak links of a local area are ignored, and the overall aseismic performance is reduced is solved.

The utility model relates to pipeline engineering technical field, concretely is a kind of heat preservation elbow pipe with anti-seismic structure, including elbow pipe body, heat preservation mechanism and anti-seismic mechanism, the heat preservation mechanism and anti-seismic mechanism fixedly connected in the outer surface of elbow pipe body, the inner wall of elbow pipe body is equipped with flow guide groove, the heat preservation mechanism includes internal heat preservation layer and external heat preservation component, the anti-seismic mechanism includes anti-seismic inner layer and external anti-seismic component.In the utility model, through the setting of anti-seismic inner layer, buffer spring and shock absorber, form multilevel anti-seismic system, anti-seismic inner layer can preliminarily absorb the vibration energy of elbow pipe body, avoid vibration transmission to heat preservation layer, buffer spring can buffer external impact, buffer the impact force in the inside of elbow pipe body, prevent the rupture of elbow pipe body due to local stress too large, shock absorber and shock-absorbing expansion spring synergistic effect, the vibration generated due to external connection is quickly attenuated, effectively avoid pipeline interface loose, weld cracking and other risks.

The utility model belongs to the technical field of cables, and discloses a fireproof high-flame-retardant cable, which comprises a cable core. The fireproof layer is arranged on the cable core in a wrapping manner; the anti-seismic structure is arranged on the fireproof layer; the flame-retardant structure is arranged on the anti-seismic structure in a wrapping manner; the burning-resistant layer is arranged on the flame-retardant structure in a wrapping manner; the anti-seismic structure comprises an anti-seismic layer, the anti-seismic layer is made of rubber, a plurality of cavities are formed in the anti-seismic layer and distributed in a circumferential array mode, the cable cores are arranged in the cavities, the outer surface of the anti-seismic layer is wrapped with an armor layer, the armor layer is wrapped with strip steel, and the cable cores are arranged in the cavities. The armor layer and the flame-retardant structure are arranged in a wrapping mode, the flame-retardant structure comprises a first flame-retardant layer, the first flame-retardant layer is arranged on the armor layer in a wrapping mode, and a second flame-retardant layer is arranged on the outer surface of the first flame-retardant layer in a spraying mode. The anti-seismic cable is simple in structure and low in manufacturing cost, and the anti-seismic performance of the cable can be improved.

The invention discloses a method for generating a stress nephogram of a fault area tunnel anti-seismic structure, and belongs to the technical field of tunnel engineering anti-seismic design and analysis, and the method comprises the steps: dividing a tunnel structure into a plurality of units, and obtaining structural parameters, surrounding rock parameters and seismic parameters of the tunnel structure; then, generating a strength capability index according to the concrete strength, the steel bar strength and seismic parameters, generating a ductility capability index according to the seismic joint spacing, and generating an energy consumption index according to the surrounding rock modulus, the lining thickness and the steel bar density; the three are fused to obtain a comprehensive anti-seismic capacity index; and finally, calculating a color adjustment coefficient according to the index and generating a final stress nephogram. According to the method, the problem that a traditional method cannot visually reflect the anti-seismic safety level of the structure is effectively solved, multi-dimensional anti-seismic indexes are effectively integrated, the overall anti-seismic safety level of the structure is visually reflected, and the high-risk section of the fault area tunnel anti-seismic structure can be conveniently and rapidly identified.

The application provides an anti-seismic structure of a seismic activity fault zone on a shield segment surface, comprising a plurality of shield segments located in the seismic activity fault zone, a plurality of prestressed steel bars arranged on the inner surface of the shield segments, each of the prestressed steel bars extending along the length direction of the shield tunnel, and both ends of each of the prestressed steel bars being fixed on the shield segment along the length direction of the shield tunnel. The application also provides an implementation method of the anti-seismic structure of the seismic activity fault zone on the shield segment surface. The prestressed steel bars are arranged on the inner side of the shield tunnel segment to form a prestressed steel bar ring, the longitudinal connection of the segment ring in the activity fault section is strengthened, the friction between the segment rings is increased, the longitudinal overall rigidity of the segment ring in the activity fault section is improved, the impact force generated by the fault dislocation under the strong earthquake action can be effectively resisted, and the overall anti-seismic capacity of the shield tunnel is improved.

The utility model relates to the technical field of cases, and discloses an information system integration box with an anti-seismic structure, which comprises a box body, a mounting plate is arranged at the lower end of the box body, anti-seismic components are arranged on two sides of the upper end of the mounting plate, and each anti-seismic component comprises vertical plates fixedly arranged on two sides of the upper end of the mounting plate. A reserved seat is fixedly arranged on one side of the vertical plate, a stabilizing part is arranged at the upper end of the box body, clamping plates are fixedly arranged at the lower ends of the two sides of the stabilizing part and enter reserved grooves in the reserved seat, and a first bolt is arranged at the front end of the reserved seat. The output end of the first bolt sequentially penetrates through the reserved seat, a nut is arranged on the outer wall of the clamping plate in a threaded mode, a groove is formed in the upper end of the box body, and the upper end of the stabilizing piece is clamped into the groove. According to the information system integration box with the anti-seismic structure, the box body can be stably installed, and the situation that the joint of the lower end of the box body and the installation plate is broken due to vibration is avoided.

The invention relates to the technical field of water conservancy and hydropower engineering, in particular to a construction method of an anti-seismic beam structure of an ultrahigh concrete face rockfill dam, which comprises the following steps: 1) preparing materials for pouring an anti-seismic beam; 2) pouring an anti-seismic beam; (3) leveling the foundation surface of the site where the anti-seismic beam is installed; 4) measuring, positioning and marking the mounting position of the anti-seismic beam on the leveled site; (5) inspection is conducted before laying, the anti-seismic beams which do not meet the installation requirement are replaced or repaired, and the anti-seismic beams are transported to an installation site; (6) the anti-seismic beams are laid through hoisting equipment; 7, the laid anti-seismic beams are checked and corrected, and the adjacent anti-seismic beams are connected through steel wire ropes. The method provides a novel anti-seismic structure which can be synchronously constructed with the dam body, is good in anti-seismic effect, standard in operation and capable of effectively constructing reliability, and the anti-seismic safety problem of the ultrahigh concrete faced rockfill dam in a high-intensity area is solved.

The invention relates to the technical field of building construction, in particular to a steel structure anti-seismic structure for building construction, and the anti-seismic structure is used at a steel structure corner. The anti-seismic structure comprises a damping unit and a supporting unit. The damping unit is arranged above the cross beam; the supporting unit is arranged on the lower portion of the cross beam and supports the cross beam. The damping unit comprises a first transverse plate, a first vertical plate, a damping unit and a spring; the first transverse plate is horizontally and fixedly arranged on the upper portion of one end of the beam. The first vertical plate is vertically and fixedly arranged on the side wall of the vertical beam above the cross beam; the two ends of the damping unit are hinged to the first transverse plate and the first vertical plate correspondingly. The spring is arranged between the first transverse plate and the first vertical plate in the telescopic direction of the damping unit, and one end of the spring and one end of the damping unit are located at the same position. According to the invention, the anti-seismic effect is ensured, the repeated vibration after the spring is reset is obviously reduced, and the metal fatigue of the spring and the secondary vibration influence on the steel structure are reduced.

The utility model relates to the technical field of fuel gas transportation equipment, in particular to a fuel gas transportation pipeline with an anti-seismic structure, and solves the problem that a fuel gas transportation pipeline in the prior art is easy to damage and leak in a vibration environment. A fuel gas conveying pipeline with an anti-seismic structure comprises a pipeline body and a mounting sleeve. The mounting sleeve comprises a semicircular sleeve I and a semicircular sleeve II, the inner wall of the semicircular sleeve I is connected with a plurality of buffer particles, the inner wall of the semicircular sleeve II is movably connected with a buffer contact structure, and one side of the semicircular sleeve II is connected with a mounting plate through a horizontal transverse movement buffer structure. Vibration is absorbed through the buffering particles and the buffering contact structure, flexible displacement is achieved in cooperation with the horizontal transverse movement buffering structure, the anti-seismic performance of the pipeline is effectively improved, damage and leakage caused by vibration are avoided, and safety and stability of gas transportation are guaranteed.

The invention discloses a self-repairing road concrete pipe with an anti-seismic structure, and relates to the technical field of civil engineering materials and structural seismic resistance. The structure comprises a concrete pipe joint, a repairing liquid main pipe network, an asphalt damping bonding layer and a high-density polyethylene exoskeleton which are sequentially and coaxially arranged from inside to outside, and the repairing liquid main pipe network is attached to the outer wall of the concrete pipe joint and filled with repairing liquid; the asphalt damping bonding layer coats the asphalt damping layer and the asphalt damping layer and provides viscoelastic damping; the high-density polyethylene exoskeleton is arranged outside in a sleeving mode, a mechanical weak line is arranged on the pipe wall of the high-density polyethylene exoskeleton, and seismic resistance and self-repairing are achieved through a three-stage mechanism: in the first stage, the exoskeleton dissipates main energy through plastic deformation of the weak line; in the second stage, the asphalt layer absorbs residual energy through viscous deformation; and in the third stage, when the concrete pipe cracks, the asphalt layer transmits deformation to the repairing liquid pipe network and enables the repairing liquid pipe network to be broken, and precise self-repairing is achieved. The structure integrates efficient energy consumption and repairing functions, and the anti-seismic toughness and durability of the underground pipeline are improved.

The utility model relates to the technical field of measuring instrument storage, in particular to a portable thermoluminescence dosage measuring instrument. The measuring instrument comprises an outer box and a measuring instrument body, a sliding drawing mechanism is arranged outside the outer box, the sliding drawing mechanism comprises a sliding cover arranged on one side of the outer box in a sliding mode, and the sliding cover and the measuring instrument body are fixedly arranged. According to the device, rapid taking and placing of the measuring instrument body are achieved through the sliding drawing mechanism, the sliding cover and the measuring instrument body are fixedly connected through the first fixing bolt, and by means of sliding fit of a sliding block and a sliding groove and detachable connection of a buckle, the measuring instrument body can be rapidly taken and placed. A user only needs to open the buckle and pull the sliding cover to pull the whole measuring instrument body out of the outer box, the tedious step that a traditional instrument needs to be separated from an anti-seismic structure is omitted, the operation process is greatly simplified, meanwhile, the sliding drawing mechanism has the limiting function, the relative stability of the measuring instrument body and the outer box in the carrying process is ensured, and the measuring instrument is convenient to carry. And the shaking risk is avoided.

The utility model discloses a sintered multi-wall porous brick which comprises a brick body and brick holes, and a plurality of brick holes with rectangular sections are uniformly formed in the brick body; reinforcing mechanisms are arranged in the brick holes, butt joint grooves are formed in one sides of the brick holes, clamping blocks are fixed to the other sides of the brick holes, and locking blocks are arranged on one sides of the interiors of the butt joint grooves. According to the utility model, the transverse reinforcing ribs and the longitudinal reinforcing ribs have better strength and rigidity, and a plurality of groups of transverse reinforcing ribs and longitudinal reinforcing ribs are longitudinally and transversely distributed in the brick holes in a staggered manner to form a net-state structure, so that the compression resistance and the bending resistance of the brick body can be effectively improved; moreover, the transverse reinforcing ribs and the longitudinal reinforcing ribs can effectively disperse and transfer loads, the brick body is prevented from cracking, deforming or being damaged when being stressed, and the transverse reinforcing ribs and the longitudinal reinforcing ribs are longitudinally and transversely distributed to form an effective anti-seismic structure system, so that the anti-seismic property of the brick body is improved.

The utility model relates to the technical field of anti-seismic of multilayer containers, and discloses an interlayer anti-seismic structure of a multilayer container building, which comprises a container body and an anti-seismic mechanism, the anti-seismic mechanism is fixedly connected to the surface of the container body, the anti-seismic mechanism comprises a connecting unit and a damping unit, the connecting unit is fixedly connected to the surface of the container body, and the damping unit is fixedly connected to the surface of the container body. The damping units are fixedly connected between the container bodies. According to the interlayer anti-seismic structure of the multi-layer container building, the transverse and longitudinal damping mechanisms can effectively absorb and disperse energy brought by seismic waves, the impact of an earthquake on the container building structure is reduced, the container building can be better kept stable when the earthquake occurs through the design, the risk of structural damage is reduced, and the service life of the container building is prolonged. The multiple containers are quickly connected and fixed through the inserting rods, the overall stability of a container building is enhanced, and in an earthquake, the connecting mode is beneficial to preventing relative displacement between the containers, and the integrity of the building is kept.

The utility model discloses tempered hollow glass with an anti-seismic structure, which belongs to the technical field of tempered hollow glass and comprises upper glass and lower glass, and an anti-seismic component is arranged between the upper glass and the lower glass. According to the toughened hollow glass, a multi-layer and multi-azimuth buffering system is formed by combining the inner-layer buffering pad, the outer-layer buffering pad, the honeycomb-shaped fixing frame and the reinforcing aluminum plate, and when an earthquake or other external force impact occurs, the outer-layer buffering pad can absorb and buffer the impact force around the toughened hollow glass; through the honeycomb-shaped fixing frame, the reinforcing aluminum plate and the inner-layer buffering pad, impact force on the two sides of the tempered hollow glass can be absorbed and buffered, so that the tempered hollow glass is further protected, and the inner-layer buffering pad, the outer-layer buffering pad and the honeycomb-shaped fixing frame are made of rubber materials; and as the rubber material has good elasticity and damping characteristics, the buffering effect is further enhanced.

The invention relates to the technical field of high-voltage lightning arresters, and discloses an anti-seismic high-voltage lightning arrester which comprises a mounting rod and a high-voltage lightning arrester body, and the high-voltage lightning arrester body is located above the mounting rod. According to the scheme, through the composite design of rigid fixing and elastic buffering, a multi-dimensional anti-seismic protection system is constructed, a compression spring can directly absorb external vibration energy and reduce impact force transmitted to a lightning arrester body, and residual vibration can be dispersed to a mounting rod through sliding fit of a stabilizing plate and a limiting sleeve in combination with rigid supporting of a screw rod and an abutting block; when the vibration amplitude is large, impact is further weakened through the air pressure damping effect of the sleeve and the piston block and secondary buffering of the extension spring, a stepped anti-seismic mechanism is formed, the anti-impact performance is remarkably improved compared with a traditional single anti-seismic structure, and complex working conditions such as strong shock and external force collision can be effectively coped with; and the stable operation of the high-voltage lightning arrester in a severe environment is ensured.

The utility model discloses a kind of honeycomb beam-column interseismic structure, including vertical column, horizontal crossbeam is connected on the vertical column, anti-seismic mechanism is arranged between the vertical column and horizontal crossbeam, the anti-seismic mechanism includes triangular support frame, slot and fixed slot, the triangular support frame is connected with plug-in block, the plug-in block is inserted in the inside of fixed slot, plug-in block is connected with locating block, internal thread hole is opened on the locating block.The utility model fills in the frame of triangular support frame by honeycomb array module formed by the interlaced stacking of multilayer regular hexagon honeycomb unit, shear thickening fluid is injected in its honeycomb unit, the structure is deformed by the three-stage energy dissipation mechanism of elastic deformation, plastic buckling and fluid viscosity of honeycomb unit, cooperate plastic hinge deformation of triangular support frame, realize efficient anti-seismic, honeycomb hollow design makes component weight reduction more than 45%, and only damaged honeycomb module needs to be replaced after earthquake, and it can be quickly repaired.

The invention discloses a method for analyzing the influence of ultra-high performance concrete components on dynamic compressive strength, particularly relates to the field of dynamic performance analysis of building materials, and is used for solving the technical problem of concrete dynamic strength discretization caused by industrial solid waste fluctuation. The method comprises the following steps: acquiring industrial solid waste raw material particle size distribution data and impurity content data, and combining dynamic impact strength sequence analysis; after invalid data is removed, quantitative mapping of coarse particle components and stress wave transmission efficiency is established; calibrating the pore characteristics based on the impurity content, tracking the impurity migration trajectory when the connected pores exceed the standard, and calculating the collaboration degree of the impurity migration trajectory and the strain rate change; and finally, outputting a dynamic compressive strength standard deviation through a multi-factor linear regression model. Accurate prediction of dynamic performance under solid waste fluctuation is realized, and an anti-discrete design basis is provided for a maritime work anti-seismic structure.

The invention belongs to the technical field of anti-seismic structures, and particularly discloses a post-bending high-rigidity energy-dissipation damping support which comprises a supporting part, an energy-dissipation part and a reset part. The supporting part comprises two plate bodies and a buffering deformation piece, the two plate bodies form a buffering gap, and the buffering deformation piece is arranged in the buffering gap. The energy consumption part comprises a bottom plate, a U-shaped plate and a first push plate, and the bottom plate is connected with one plate body; the U-shaped plate comprises a first flat plate, an arc plate and a second flat plate, the first flat plate is arranged on the bottom plate, the arc plate is made of memory alloy, the second flat plate, the arc plate and the first flat plate form a U-shaped structure, the first push plate is arranged on the second flat plate, and the second push plate is arranged on the other plate body. The reset part is provided with a fixed end and a deformation end, the fixed end is connected with the bottom plate of the corresponding energy consumption part, and the deformation end is connected with the first push plate of the energy consumption part. The problem that a traditional shock absorption and isolation device is short in energy consumption efficiency, deformation control and reset capacity is accurately solved, and efficient unification of the three is achieved.

The utility model relates to the technical field of steel structure support columns, and discloses an anti-seismic steel structure support column which comprises a base column, and butt joint plates are symmetrically and fixedly connected to the two sides of the top of the base column. The bridge rods are symmetrically and detachably connected to the two sides of the top of the foundation column, and the tops of the bridge rods can make contact with the tops of the triangular blocks on the wall face of the foundation column; the anti-seismic structure is arranged at the top of the foundation column and used for improving the anti-seismic performance of the foundation column, the anti-seismic structure comprises a top column, a swing groove, a movable plate, a spring damping rod, a hoisting steel rope and a damping column, the top column is fixedly connected to the top of the foundation column, the swing groove is formed in a cavity of the swing groove, and the movable plate is detachably connected to the top of the top column; the spring damping rods are symmetrically and fixedly connected to the two side wall faces of the bottom of the movable plate, the bottoms of the symmetrical spring damping rods can further be fixedly connected with the tops of the symmetrical butt joint plates, the hoisting steel rope is fixedly connected to the bottom of the movable plate, and the damping column is fixedly connected to the bottom of the hoisting steel rope.

The invention provides a self-adaptive multi-mode switching anti-seismic high-power generator, belongs to the technical field of anti-seismic generators, and solves the technical problems of poor anti-interference capability, single anti-seismic measure, separation of structure bearing and vibration control functions and the like of an existing generator. Comprising a generator shell and an excitation brush, a stator assembly and a rotor are arranged in the generator shell, a front end cover and a rear end cover are arranged on the generator shell, a damping shock absorption mechanism is arranged on the generator shell, a plurality of ball shock absorption mechanisms are arranged below the generator shell, a shock isolation base is arranged below the ball shock absorption mechanisms, and a closed annular cavity is formed in a rotating shaft of the rotor. The closed annular cavity is filled with liquid metal, and the end wall of the closed annular cavity is covered with a winding electrode. Liquid metal is used for self-adaptive on-off, working modes are automatically switched, interference resistance is high, a complete vibration suppression system is formed through a multi-stage anti-seismic structure, the bearing frame integrates the damping cavity and the damping connector, and anti-seismic is achieved while the overall rigidity is ensured.

The present application relates to the technical field of building materials, and particularly relates to a foamed slurry with volume expansion and shrinkage characteristics and a preparation method thereof.The foamed slurry comprises the following components in a weight ratio: 1000 parts of dry slag; 200-300 parts of a curing agent; 650-750 parts of water; 1-3 parts of a foaming agent; 1-2 parts of an anti-dispersant; and 2-4 parts of a stabilizer.The foamed slurry with volume expansion and shrinkage characteristics is stable in volume after curing, and can be subjected to volume compression transportation, filling and other operations in the uncured stage due to the presence of internal closed-cell flexible bubbles, and is suitable for engineering scenarios such as ground reinforcement, tunnel support, anti-seismic structure, cavity filling and underground plugging.

The utility model relates to the technical field of pipelines, and discloses a stainless steel pipeline with a damping connecting hoop, which comprises a pipeline main body, a damping connecting hoop and a damping connecting hoop, the hoop piece is arranged at the butt joint position of the first pipeline and the second pipeline and comprises an upper hoop and a lower hoop, and the upper hoop and the lower hoop are connected and fixed through a bolt; the damping base is arranged below the hoop piece and comprises an outer ring base body and an inner ring supporting plate, the outer ring base body is fixedly arranged below the lower hoop, hook springs are connected between the two sides of the upper end of the outer ring base body and the outer wall of the lower hoop, the inner ring supporting plate is fixedly arranged on the inner side of the outer ring base body, and a damping block is connected between the upper wall of the inner ring supporting plate and the inner upper wall of the outer ring base body. And a connecting plate is connected between the inner ring support plate and the outer ring seat body. The anti-seismic stainless steel pipeline has the advantages that the anti-seismic stainless steel pipeline has a good anti-seismic structure, and joints of the stainless steel pipelines are effectively protected.

To provide a closing device for a fire shutter with improved earthquake resistance.SOLUTION: In a closing device, which includes: an automatic closing mechanism having a first slider 60, a first coil spring 61, a holding means 62 and a solenoid 63; and a brake release mechanism that releases the brake of an opening / closing machine in conjunction with the operation of the automatic closing mechanism, the automatic closing mechanism is provided with an earthquake-resistant structure that prevents the engagement between the first slider and the holding means from being released due to large vibrations when the solenoid 63 is out of energization.SELECTED DRAWING: Figure 23

To provide a tower structure for wind power generation capable of easily increasing the height of a wind power generation device from the ground with a simple structure and having sufficient earthquake resistant performance.SOLUTION: The tower structure 100 for wind power generation includes a lower structure 10 and an upper structure 90. The lower structure 10 is fixed to the ground 103 by being connected to an underground foundation 95 driven into the ground 103. The upper structure 90 is joined to an upper portion of the lower structure 10, and the wind power generation device 93 is disposed on the upper portion of the upper structure 90. A vibration control structure 5 for absorbing vibration energy is arranged in the lower structure 10.SELECTED DRAWING: Figure 1

The application discloses a self-locking hydraulic elastic damper, which comprises a locking part, a left ear part, an outer sleeve, a damping part, an elastic part, a tail cylinder and a right ear part; the left ear part is hinged to the locking part; the damping part comprises a cylinder body and a piston rod which is inserted into the cylinder body; the outer sleeve is sleeved on the damping part, and the outer sleeve is coaxially arranged with the piston rod; the elastic part is connected with the cylinder body, and the piston rod is movably inserted into the elastic part; the tail cylinder is connected with the elastic part; and the right ear part is connected with the auxiliary cylinder body; the self-locking hydraulic elastic damper can avoid excessive wear of the damping part under non-seismic conditions, prolong the service life of the damper, and can be widely applied to various anti-seismic structure fields under the premise of guaranteeing the original shock insulation function of the viscous damper.

The utility model discloses a double-tempered hollow glass anti-seismic structure, and relates to the technical field of glass. The liquid storage tank comprises tempered hollow glass, the left end and the right end of the tempered hollow glass are fixedly connected with liquid mounting plates, the mounting plates are sleeved with mounting boxes, the bottoms of the mounting boxes are provided with first buffering assemblies used for buffering the bottoms of the mounting plates, and the bottoms of the mounting boxes are further provided with reverse buffering assemblies. A second buffering assembly is arranged at the top of the mounting plate, the first buffering assembly comprises a buffering air bag, the buffering air bag is fixedly connected with the interior of the mounting box, the buffering air bag is filled with nitrogen, and a connecting plate is fixedly connected to the bottom surface of the mounting plate; in the using process, the effect of effectively buffering and absorbing glass vibration is achieved, the buffering structure does not affect the sight line of the glass, the contact area between the buffering structure and the glass is larger, and the glass can be effectively buffered in a balanced mode on the left side and the right side.

The utility model provides an externally-hung elevator frame and enclosure structure made of bamboo-based composite materials, which comprises an externally-hung elevator frame structure and a corridor structure which are built by round bamboo composite cross beams, round bamboo composite stand columns and connecting nodes in an assembly mode, and a bamboo-based composite material covering the periphery of the frame structure, and the round bamboo composite cross beams are composed of spliced round bamboo frames, fiber winding layers and protective layers. The round bamboo composite cross beams, the round bamboo composite stand columns and the enclosure cylinders are made of round bamboos, bamboo splits and natural bonding materials, the anti-seismic structure is excellent, the processing cost is low, the round bamboo composite cross beams, the round bamboo composite stand columns and the enclosure cylinders can be naturally degraded or recycled, the construction process is green and environmentally friendly, and the anti-seismic effect is good. Energy conservation and emission reduction are facilitated, and meanwhile the bamboo wood can be widely applied to the building industry.