44results about How to "Settle overturned" patented technology

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.

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.

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.

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.

The application provides a prefabricated building room and a construction method thereof, and belongs to the field of buildings. The prefabricated building room comprises a foundation bottom plate, aplurality of first fixed piles, a plurality of prefabricated panels, a plurality of anti-overturning ground beams and a plurality of second fixed piles, wherein the first fixed piles are used for fixing the foundation bottom plate, are separately mounted on the foundation bottom plate at intervals, and extend into and are fixed into a soil layer; the prefabricated panels are fixed on the foundation bottom plate at intervals; the anti-overturning ground beams are mounted on the peripheral side of the foundation bottom plate; and the second fixed piles are used for fixing the anti-overturning ground beams, are separately mounted on the anti-overturning ground beams at intervals, and extend into the soil layer. The device is convenient to assemble, wide in application range, environment-friendly, energy-saving, and high in structure stability.

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.

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.

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.

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.

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.

The invention provides a fixing device for a car navigator. The fixing device comprises a body and at least two clamping elements, the body is provided with an accommodating groove allowing the car navigator to be inserted in along the vertical direction, the clamping elements are arranged in the body in a pivotable manner, and each clamping element comprises a swinging arm and a butting arm capable of pivoting with the swinging arm. The swinging arms and the butting arms are formed and disposed in the manner that when the car navigator is inserted into the accommodating groove, the car navigator presses the swinging arms to enable the swinging arms to drive the butting arms to pivot together, so that the butting arms are enabled to move towards the car navigator until butting against the car navigator so as to keep the car navigator in the accommodating groove. By the fixing device for the car navigator, the problem that the car navigator turns over when a car runs on a bumpy road or is braked is solved.

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.

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.