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44results about How to "Settle overturned" patented technology

Anti-falling water life-saving device

InactiveCN101070088AEnsuring the basic needs to sustain lifeEasy rescueLife-savingEngineeringLife saving
The invention discloses the lifesaving device on water which can prevent to overturn. It can work in the atrocious weather such as big sea which has the simple structure, small size and easy to use. The structure is: it has the rescue capsule matched with at least one active stable capsule which is set with the weight matching mass at the bottom and many functional capsules inside. The water drain pipes through the rescue capsule and the stable capsule are set in the stable capsule which the top is connected with the aeration pipe which is set the fixed board on the top end; the fixed board is around the stable capsule which is connected with each other; many air chambers are in the inner wall of rescue capsule.
Owner:李上

Buoyant box type water floating gantry crane pipeline sinking construction method

ActiveCN108571621ASimple construction principleLow costPipe laying and repairButt weldingWater channel
The invention discloses a buoyant box type water floating gantry crane pipeline sinking construction method. The method comprises steps as follows: step 1, long steel pipes are welded ashore and lifted onto a controllable buoyant box on the water surface; step 2, all small sections of steel pipes floated by the controllable buoyant box on the water surface are welded into a large section of steelpipe; step 3, a gantry crane lifts steel pipes with inclined pipe sections to be welded with the large section of steel pipe; step 4, a hydrostatic test of the steel pipes is conducted after the wholesection is mounted; step 5, the controllable buoyant box is reversely buckled on the steel pipes, and water is injected into two ends of the steel pipes to make the steel pipes to gradually sink; step 6, after the steel pipes sink, the controllable buoyant box is dismounted, the dismounted controllable buoyant box is inflated to automatically float on the water surface, and trenches are backfilled. Interface butt welding, water surface transportation, pipeline pressure test, sinking and other procedures of pipelines spanning long-distance water channels can be realized. The construction principle is simple and easy to implement, construction machinery such as a large crane is not required, the sinking positions are accurate, and the method is low in cost, safe and reliable.
Owner:CHINA FIRST METALLURGICAL GROUP

Slide bar type tensile limiting-displacement vibration isolation support

The invention discloses a slide bar type tensile limiting-displacement vibration isolation support which comprises a vibration isolation rubber pad, an upper steel sheet and a lower steel sheet. The upper steel sheet and the lower steel sheet are anchored to an upper structure and a lower structure. The slide bar type tensile limiting-displacement vibration isolation support is characterized in that the two sides or the periphery of the bottom of the upper steel plate are / is symmetrically provided with slide bars and tensile limiting-displacement mechanisms composed of pull rods and sleeves, wherein the pull rods are provided with sliding grooves; the slide bars are fixedly connected with the upper steel sheet, the sleeves are anchored to the lower structure through bases, and the slide bars are circular rod pieces arranged on a vertical plate; the sliding grooves are clamp grooves formed in one ends of the pull rods and matched with the slide bars, and the sliding grooves are formed in the slide bars in a sleeving mode and connected with the slide bars in a sliding mode. Compared with the prior art, the slide bar type tensile limiting-displacement vibration isolation support is simple in structure and high in horizontal shearing resistance and vertical tensile deformation resistance, the stability of the support is greatly improved, the problems of toppling and ultralimit of tensile stress of the vibration isolation support possibly generated by vibration isolation of a high-rise building are well solved, and the slide bar type tensile limiting-displacement vibration isolation support is especially suitable for application and popularization of laminated rubber vibration isolation supports of high-rise buildings in earthquake regions of high earthquake intensity.
Owner:ZHONGCHUAN NO 9 DESIGN & RES INST

Seabed sand wave long-term observation device and method applied to internal wave development area

The invention relates to the field of seabed observation, and particularly relates to a seabed sand wave long-term observation device and method applied to an internal wave development area. A supporting mechanism is in the shape of a balance and comprises a gravity anchor, hexagonal rods, an annular instrument control cabin and supporting rods, the gravity anchor is positioned at the bottom of the whole device, the gravity anchor is connected with the annular instrument control cabin above the gravity anchor through a plurality of hexagonal rods, an internal wave energy power generation mechanism is arranged in the annular instrument control cabin, two supporting rods are symmetrically fixed on the outer side of the annular instrument control cabin, one supporting rod is connected with amultifunctional observation rod through a mechanical grabbing ring at the end of the supporting rod, the other supporting rod is connected with a sandy sediment sampling rod through a mechanical grabbing ring at the end of the supporting rod, and the top of the annular instrument control cabin is connected with a subsurface buoy at a seawater boundary layer through a Kevlar cable. Ocean internal wave energy is fully utilized, long-term in-situ observation of seabed sand waves is achieved, the observation result is accurate and reliable, the observation cost is low, and collection and recoveryof seabed sand wave soil samples are achieved.
Owner:OCEAN UNIV OF CHINA

Device for preventing beam type bridge from overturning

The invention discloses a device for preventing a beam type bridge from overturning. The device comprises a plurality of overturning preventing units arranged on the two sides of the beam type bridge.Each overturning preventing unit is connected with the main beam and the corresponding pier stud. Each overturning preventing unit comprises a first part and a second part which are connected with the main beam or the corresponding pier stud respectively; the first part comprises a core rod, a limiting block and a first anchoring block; one end of the core rod is provided with a first anchoring block and the other end is provided with a limiting block; the second part comprises a stop block and a second anchoring block; a through hole matched with the cross section of the core rod is formed in the stop block; a gap is formed between the core rod and the inner wall of the through hole; the stop block is connected with the corresponding pier stud or the main beam through the second anchoring block; the limiting block is tightly attached to the stop block to restrain the relative position between the first anchoring block and the second anchoring block. According to the method, the problem of overturning reinforcement of an existing beam type bridge can be solved, the situation that too complex structural measures are adopted for preventing the bridge from overturning can be avoided,and therefore the construction cost of the structure is reduced.
Owner:SHANGHAI URBAN CONSTR DESIGN RES INST GRP CO LTD

People gait simulation stair-climbing robot

The invention discloses a people gait simulation stair-climbing robot and belongs to the field of robots. The robot comprises four feet of the same structure, a connecting part and a control system. Each foot comprises an installation plate, wherein a front sole and a rear sole are installed on the two sides of the installation plate in a Z shape, and a driving device is installed in the installation plate. The two feet located in the front part are the front feet in the stair climbing direction, the two feet located in the rear part are the rear feet in the stair climbing direction, and the front feet are connected with the rear feet through the connecting part. The control system is electrically connected with the driving device and controls the driving device. The structure and the connecting manner of the people gait simulation stair-climbing robot are designed by simulating the structure of feet of a human body and combining the shape of stairs, the walking state of the robot is basically similar to the stair climbing state of people, the stairs cannot be damaged, and high stability is achieved.
Owner:徐州森活家俱有限公司

Free drop test device

InactiveCN102004025AAchieve free fallSettle overturnedShock testingDrop testsEngineering
The invention relates to a free drop test device. A vertical column is arranged on a base, and a left supporting seat and a right supporting seat are fixed on the base at one side of the vertical column. The free drop test device is characterized in that a first air cylinder is pivoted on the vertical column, a second air cylinder is arranged on the right supporting seat, and a splint is arranged on the left supporting seat; a piston rod of the first air cylinder is connected with a supporting plate, a piston rod of the second air cylinder is connected with a handspike clamp which is arranged on the plane together with the splint, one side of the supporting plate is pivoted on the vertical column, the handspike clamp and the splint are arranged at the upper part of the supporting plate, the upper surface of the base is provided with a pine wood board, and the vertical column is provided with a control panel. The invention is easy to operate and practical, effectively realizes the free drop of batteries and solves the problem of plate turnover because of irregular battery shapes.
Owner:无锡市南亚科技有限公司 +1

Anti-drawing self-resetting composite shock insulation support

The invention discloses an anti-drawing self-resetting composite shock insulation support which comprises a shock insulation support composed of a lead core, a rubber shock insulation pad, an upper support steel plate and a lower support steel plate and an anti-drawing self-resetting mechanism arranged on the periphery of the shock insulation support, and the anti-drawing self-resetting mechanism comprises an upper connecting plate, a lower connecting plate and a hyperelastic shape memory alloy screw. The upper connecting plate is fixed on the upper support steel plate, and the lower connecting plate is fixed on the lower support steel plate; a parallel long round hole parallel to the side line is formed in the upper connecting plate, and a vertical long round hole perpendicular to the side line is formed in the lower connecting plate; the two ends of the hyperelastic shape memory alloy screw are connected into the parallel long round holes and the vertical long round holes in a sliding or rolling mode. The composite shock insulation support has good horizontal shock insulation and vertical tensile capacity, when the composite shock insulation support is subjected to vertical tensile force, the hyperelastic shape memory alloy screws are pulled, the vertical limiting effect is achieved, and the overturning problem occurring when a high-rise building adopts the shock insulation support is effectively solved.
Owner:SICHUAN UNIV

Bailey beam and distribution beam connecting device suitable for multiple occasions

The invention relates to the technical field of bridge cast-in-place box beam formwork support system erection construction, in particular to a bailey beam and distribution beam connecting device suitable for multiple occasions, the bailey beam and distribution beam connecting device comprises a pressing piece and two fixing rods arranged side by side, each fixing rod comprises a straight rod section and a hook-shaped section connected to one end of the straight rod section, the other end of each of the two straight rod sections is detachably connected through the pressing piece, the bailey beam and distribution beam connecting device further comprises a connecting rod for fixedly connecting the two fixing rods, and the connecting rod is of a telescopic structure. The connecting device is easy to operate and convenient to use, a user can directly bend down to insert the connecting device from a gap of the bailey beam when standing on the upper portion of the bailey beam, the hook-shaped section hooks and fixes the bailey beam, the problem that U-bolts cannot be directly inserted and fixed from the upper portion is solved, the distance between the two fixing rods can be freely adjusted through the connecting rod of the telescopic structure, and the device is suitable for multiple occasions.
Owner:中交四航局第四工程有限公司 +1

Derailing-preventing and overturning-preventing device for slope high-speed transportation trolley

PendingCN112644553ASettle overturnedDerailment anti-overturning preventionRail derailment preventionVehicle frameDerailment
The invention relates to an anti-derailment and anti-overturning device for a slope high-speed transportation trolley, which solves a problem that transportation equipment overturns due to derailment of wheels on a slope rail in the high-speed transportation process of the slope rail, and is provided with an upper-layer rail and a lower-layer rail with the gradient of 15 degrees to 20 degrees, and four running wheels with a trolley frame are positioned on the upper-layer rail; and four reverse rollers and four bidirectional limiting devices of the trolley frame are matched with the lower-layer rail. The device is firm in structure, convenient to use, safe, reliable and capable of effectively preventing equipment from overturning and derailing.
Owner:GEZHOUBA GRP NO 2 ENG

Deep-water horizontal connector pressure cap

The invention provides a deep-water horizontal connector pressure cap. The pressure cap comprises a sealing mechanism, a pulling mechanism and a feeding mechanism, and provides a spring and filler double-locking mechanism, wherein double locking comprises spring locking and filler holding and locking, and the self-locking problem of the pressure cap under water is solved; a double-layer sealing mechanism is provided, a sealing cavity formed between seal rings is pressurized, the problem that the pressurizing space in a pipeline is large is avoided, and a underwater sealing test can be easily completed; a pulling hydraulic cylinder is designed, after an inner layer is pulled in place, the pulling hydraulic cylinder is not withdrawn, but continues to provide pulling force for the inner layerso as to form fixed constraint; taking an outer layer as a base, the inner layer is pushed, so that a clamping block is in place and a lower flange is locked; the pure mechanical structure is adopted, so that the reliability of underwater long-term working of the horizontal pressure cap is improved; a counterweight and a guide position are optimized, and the overturning problem in the installation process of the horizontal pressure cap is solved; and a machinery and implement integrated design scheme is provided, and the underwater installation efficiency is improved.
Owner:山东威飞哈船海洋科技有限公司

Stair climbing robot with humanoid gait

The invention discloses a stair-climbing robot with a humanoid gait, which belongs to the field of robots and includes four feet with the same structure, a connecting part and a control system; wherein, each foot includes a mounting plate, and the front sole and the rear sole are in a Z-shape Installed on both sides of the mounting plate, the driving device is installed in the mounting plate; along the climbing direction of the stairs, the two feet at the front are the front feet, and the two feet at the back are the rear feet, and the front feet are connected to the rear feet through the connecting part ; The control system is electrically connected with the driving device and controls the driving device. The structure and connection mode of the humanoid gait stair-climbing robot of the present invention are designed on the basis of imitating the structure of the human foot, combined with the shape of the stairs themselves, and its walking state is basically similar to that of people climbing the stairs. Causes damage to the stairs themselves and has high stability.
Owner:徐州森活家俱有限公司

Clamping device for wallboard

The invention discloses a clamping device for a wallboard. The clamping device is used for clamping the wallboard. The clamping device includes a base, a clamping plate, a clamping claw, and a swing driving mechanism. The clamping plate is connected to the base, and the clamping plate can move relative to the base to limit the wallboard. The clamping claw is connected to the clamping plate in a swinging mode, and the moving surface of the clamping claw is perpendicular to the moving surface of the clamping plate. The swing driving mechanism is used for driving the clamping claw to swing between the open position and the storage position. The clamping claw is used for clamping the wallboard when in the open position, and the clamping claw is used for releasing the wallboard when in the storage position. In the clamping device, when the clamping device clamps the wallboard, the clamping plate can be moved to the side of the wallboard to limit the wallboard. Since the moving face of the clamping claw is perpendicular to that of the clamping plate, after the clamping plate is moved to one side face of the wallboard, the clamping claw is moved to the other side face of the wall plate after swinging, so that the wallboard is clamped. After the clamping device clamps the wallboard, the wallboard is not easy to fall or skew.
Owner:GUANGDONG BOZHILIN ROBOT CO LTD

Novel mechanical arm of radial lifting mechanism of loading machine

The invention relates to a novel mechanical arm of a radial lifting mechanism of a loading machine. The mechanical arm is characterized in that the mechanical arm is composed of a frame, large movablearms, large movable arm hydraulic cylinders, a small movable arm, a transition connecting rod, a bucket hydraulic cylinder and a bucket. According to the novel mechanical arm of the radial lifting mechanism of the loading machine, the large movable arms are used as main lifting components, and lifting power is provided through the large movable arm hydraulic cylinders; the small movable arm is used for supporting the transition connecting rod, and the bucket hydraulic cylinders, the small movable arm and the large movable arms are connected through the transition connecting rod so that the target transmission effect is achieved; when pistons of the hydraulic cylinders are reversely rotated to extend out for a fixed length, the overall lifting mechanism defines parallelogram mechanisms connected in series; and it can be ensured that the bucket angle does not deflect in the lifting process of the mechanical arm. The novel mechanical arm is rational in structure; not only is the bucket prevented from being overturned according to the translational motion principle of the connecting rods of the parallelogram mechanisms, but also the design complexity of a vertical lifting mechanism isavoided, so that the performance of a traditional mechanical arm of the radial lifting mechanism is improved.
Owner:NORTHEAST FORESTRY UNIVERSITY

Energy consumption three-dimensional vibration isolation bearing with tensile function

The invention discloses an energy consumption three-dimensional vibration isolation bearing with a tensile function. The base comprises a shell, a horizontal vibration isolation system, a decoupling unit and energy consumption unit and a vertical vibration isolation system, wherein the shell comprises a peripheral plate, a rubber bearing limiting plate and a lower connecting plate, the horizontalvibration isolation system comprises a laminated lead core rubber bearing and an intermediate connecting plate which are connected with each other, the intermediate connecting plate is arranged at thebottom of the laminated lead core rubber bearing, and a disc-shaped spring upper loading limb is arranged on the edge side of the lower surface of the intermediate connecting plate; and the decoupling unit and energy consumption unit comprises a viscous liquid cavity, a piston and a viscous liquid, and the vertical vibration isolation system comprises a positioning pipe, a disc-shaped spring group, a spiral spring and a positioning loading ring. The bearing has the effective decoupling of horizontal and vertical movement, and is beneficial to the parameter design of the bearing, the tensile function is provided, so that the problem of overturning of the bearing is effectively solved, the bearing has large damping, the energy consumption effect of the support is improved, the vertical vibration isolation system with the rigidity self-adaptive characteristic is achieved, ground earthquake motion and environment vibration are both considered, and the advantages that the combination of all components is tight, and the space utilization rate is high are achieved.
Owner:TONGJI UNIV

A lock-type tension-limiting shock-isolation support

ActiveCN105178439BImprove stabilitySolve the problem of tensile stress exceeding the limitShock proofingEngineeringHigh rise
The invention discloses a fastener type tensile limiting and damping bearing. The fastener type tensile limiting and damping bearing comprises a damping rubber pad, an upper steel plate and a lower steel plate, the upper steel plate is anchored to an upper structure, and the lower steel plate is anchored to a lower structure. The fastener type tensile limiting and damping bearing is characterized in that tensile limiting mechanisms are symmetrically arranged on the bottom of the upper steel plate and each composed of a locking groove, a pull rod with a fastener at one end and a sleeve, the pull rods are sleeved with the sleeves with supports and connected to the sleeves in a sliding mode, the fasteners are inserted into the locking grooves in a sliding connection mode, the supports are anchored to the lower structure, and the hook-shaped locking grooves are fixedly connected to the upper steel plate. Compared with the prior art, the fastener type tensile limiting and damping bearing has the advantages that the structure is simple, the horizontal shear resistance and the vertical tensile deformation resistance are high, the stability is greatly improved, and the problems that high-rise buildings may topple in the earthquake damping process and the damping bearing is overstressed are well solved. Thus, laminated rubber damping bearings for high-rise buildings in severe earthquake regions can be widely applied and popularized.
Owner:ZHONGCHUAN NO 9 DESIGN & RES INST

Anti-overturning measure and construction method of foundation seismic isolation building

ActiveCN109056777AAvoid performance interactionsClear working mechanismProtective foundationButtressSeismic isolation
The invention relates to an anti-overturning measure and construction method of a foundation seismic isolation building. The anti-overturning measure comprises anti-overturning buttresses and anti-overturning beams; the anti-overturning buttresses and the anti-overturning beams are symmetrically arranged along the four side faces of a seismic isolation support or symmetrically arranged on the twoside faces of a seismic isolation support or asymmetrically arranged on one side face or arranged on an L shape on two vertical faces; the anti-overturning beams are located above the seismic isolation support, the anti-overturning buttresses are arranged under the middle of the overhang length direction of the anti-overturning beams, the anti-overturning buttresses are poured with concrete, rubber pieces are attached to the upper surfaces of the anti-overturning buttresses, and square steel tube bottom plates forming the anti-overturning beams and pre-buried steel plates of upper seismic isolation buttresses are integrally machined. The width of the anti-overturning beams are linearly narrowed in the overhang length direction, end sealing plates are welded to the two ends of each square steel tube, and concrete is reserved on square steel tube top plates to pour vibrating seams. The anti-overturning measure is very low in cost, easy to construct, stable and reliable in performance andcapable of effectively solving the overturning problem of the foundation seismic isolation building.
Owner:KUNMING UNIV OF SCI & TECH

Rail traffic fastener comprising insulating padding plate with bulge structures

PendingCN107338688ASimple structureReduce the slotting areaRail fastenersRail trafficFastener
The invention discloses a rail traffic fastener comprising an insulating padding plate with bulge structures. The rail traffic fastener comprises the insulating padding plate, an elastic padding layer and an iron padding plate, wherein at least two installation through holes are formed in the insulating padding plate, the bulge structure is formed in each installation through hole, the bulge structure is provided with an axial central through hole in the direction vertical to a rail, the axial central through hole and the installation through hole in the insulating padding plate are penetrated through, the elastic padding layer is provided with a through hole in the position corresponding to the bulge structure, the iron padding plate is provided with an open hole matched with the end part of the bulge structure, and the end part of the bulge structure extends into the open hole of the iron padding plate, so that the iron padding plate is placed on the elastic padding layer. The insulating padding plate with the bulge structure overcomes the defect of lateral migration of the elastic padding layer and even the upper iron padding plate on an insulating buffer padding plate possibly caused by the horizontal interaction forces among the upper iron padding plate, the elastic padding layer and the insulating buffer padding plate in the fastener, and solves the problems of lateral migration or overturn possibly existing in the fastener at present.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP +1

An energy-dissipating three-dimensional vibration-isolation bearing with tensile function

The invention discloses an energy-dissipating three-dimensional vibration isolation bearing with a tensile function, which comprises: a shell, including a peripheral plate, a rubber bearing limit plate and a lower connecting plate; a horizontal vibration isolation system, including interconnected laminations A lead-core rubber support and an intermediate connecting plate, the intermediate connecting plate is arranged at the bottom of the laminated lead-core rubber support, wherein the lower surface side of the intermediate connecting plate is provided with a disc spring upper loading limb; the decoupling unit and the energy dissipation Unit, including viscous liquid chamber, piston and viscous liquid; vertical vibration isolation system, including positioning tube, disc spring group, coil spring and positioning loading ring. The invention has effective decoupling of horizontal and vertical motion, which is beneficial to the parameter design of the bearing; has a tensile function, effectively solves the problem of the bearing overturning; has greater damping and improves the energy consumption effect of the bearing; The vertical vibration isolation system with adaptive characteristics takes into account the ground vibration and environmental vibration; the components are closely combined and the space utilization rate is high.
Owner:TONGJI UNIV

Quartz tube cleaning and drying device

The invention provides a quartz tube cleaning and drying device. The quartz tube cleaning and drying device comprises a cleaning cover, a base, a bearing table and a first driving device, wherein the bottom of the cleaning cover is provided with an opening; the base is movably assembled on the cleaning cover in an inserted mode in the vertical direction; the bearing table is arranged in the base and hoops a quartz tube; a cleaning cap and a second driving device for driving the cleaning cap to do lifting motion are arranged in the top of the cleaning cover; the cleaning cap shields the arc-shaped closed end of the quartz tube and is separated from the arc-shaped closed end of the quartz tube; a plurality of first nozzles which are laterally and continuously arranged at intervals are arranged on the inner wall surface of the cleaning cap; a rotary sealing device is embedded in the base, and an inner spraying pipe is vertically arranged on the bearing table and continuously penetrates through the bearing table and the rotary sealing device in the vertical direction; and the first driving device drives the bearing table to rotate, and the inner spraying pipe is kept static in the rotating process of the bearing table. According to the quartz tube cleaning and drying device, the problems that the quartz tube is likely to overturn and unstable in rotating posture in the rotary cleaning process are effectively solved, and the cleaning and drying requirements of quartz tubes with different diameters are met.
Owner:ZHICHENG SEMICON EQUIP TECH (KUNSHAN) CO LTD

Tensile device and method for an earthquake-isolated building

ActiveCN109235683BMeet the requirements of anti-overturning functionAvoid performance interactionsProtective buildings/sheltersShock proofingArchitectural engineeringShearing deformation
The invention discloses a tensile device and method of anti-seismic buildings, and belongs to the engineering anti-seismic technical field. The tensile device comprises pre-buried fixed tensile piecesand a follow-up limiting piece. According to the different burying positions of the pre-buried fixed tensile pieces in an anti-seismic layer, the pre-buried fixed tensile pieces include the upper pre-buried fixed tensile pieces and the lower pre-buried fixed tensile pieces; when the horizontal shearing deformation of an anti-seismic support reaches a design displacement threshold, the tensile device exerts reverse tensile force on the upper structures of the anti-seismic buildings, the anti-seismic support is prevented from continuing to deform, the horizontal displacement of the anti-seismicbuildings is prevented from exceeding the limit, and the collapsing problem of the high-rise and ultrahigh-rise anti-seismic buildings with large heights is effectively solved; most parts of the device are selected from standard parts, cost is low, construction is simple, the requirement for installation precision is not high, main parts are convenient to replace, performance is stable and controllable, the collapsing problem of anti-seismic buildings can be effectively solved, and the tensile device and method have great significance in increasing the height-width ratio limit value of the anti-seismic buildings and applying the anti-seismic technology to the ultrahigh-rise buildings.
Owner:KUNMING UNIV OF SCI & TECH

Immersed pipe construction method of floating box type water floating gantry crane method

ActiveCN108571621BSimple construction principleLow costPipe laying and repairButt weldingMarine engineering
The invention discloses a buoyant box type water floating gantry crane pipeline sinking construction method. The method comprises steps as follows: step 1, long steel pipes are welded ashore and lifted onto a controllable buoyant box on the water surface; step 2, all small sections of steel pipes floated by the controllable buoyant box on the water surface are welded into a large section of steelpipe; step 3, a gantry crane lifts steel pipes with inclined pipe sections to be welded with the large section of steel pipe; step 4, a hydrostatic test of the steel pipes is conducted after the wholesection is mounted; step 5, the controllable buoyant box is reversely buckled on the steel pipes, and water is injected into two ends of the steel pipes to make the steel pipes to gradually sink; step 6, after the steel pipes sink, the controllable buoyant box is dismounted, the dismounted controllable buoyant box is inflated to automatically float on the water surface, and trenches are backfilled. Interface butt welding, water surface transportation, pipeline pressure test, sinking and other procedures of pipelines spanning long-distance water channels can be realized. The construction principle is simple and easy to implement, construction machinery such as a large crane is not required, the sinking positions are accurate, and the method is low in cost, safe and reliable.
Owner:CHINA FIRST METALLURGICAL GROUP

A C-shaped cylindrical shell self-resetting shock-absorbing shock-isolation damping device

ActiveCN105625597BSimple structureGood shock isolation and energy consumptionShock proofingStrain energyMetal
The invention discloses a shock-absorbing and isolating device with a self-resetting function, comprising: an upper steel plate, a lower steel plate, a C-shaped opening cylindrical shell steel plate, and a cylindrical lead rod, wherein the upper and lower steel plates are equal in size and both adopt a rectangular form; a lead rod Located in the center of the square steel plate, the other four lead rods are evenly distributed around the rectangular steel plate; the C-shaped opening cylindrical shell steel plate is evenly distributed in a ring; when an earthquake occurs, the device dissipates energy through the plastic deformation of the lead rods, and at the same time passes The strain energy accumulated in the C-shaped opening cylindrical shell steel plate realizes the self-resetting function, which can not only achieve the shock isolation effect of the shock isolation device, but also prevent the overturning of the upper structure, thereby ensuring the safety of the upper main structure under earthquake action; the present invention uses The all-metal design method has good durability, simple structure and good tensile performance, which is conducive to market promotion and application.
Owner:XI'AN UNIVERSITY OF ARCHITECTURE AND TECHNOLOGY

Intelligent building hoisting equipment

The invention provides intelligent building hoisting equipment and relates to the technical field of hoisting. The intelligent building hoisting equipment comprises a base plate and moving devices, the moving devices are arranged at four corners of the surface of the base plate, the four moving devices are uniformly distributed on the surface of the base plate, each moving device comprises a support column, a crane is fixedly connected to the upper surface of the base plate, a clamping device is arranged on the surface of the crane, the clamping device comprises a long rod, a fixing device isarranged at the end, away from the clamping device, of the crane, the fixing device comprises a placing frame, and the side wall of the placing frame is fixedly connected with the surface of the crane. The intelligent building hoisting equipment solves the problems that a small crane can be used indoors, goods are bound together when a common crane is used, then the hook on the crane is used for hooking the goods for hoisting, but the crane is not used at only one place when being used, the position needs to be changed, however, a traditional crane needs to be lifted by a worker when moving, and as a result, the manpower is wasted.
Owner:中建三局科创产业发展有限公司
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