2224 results about "Scaffolder" patented technology

An intervertebral scaffolding system is provided having a central beam having a proximal portion having an end, a grafting portion having a top and a bottom, a distal portion having a end, a central beam axis, a graft distribution channel having an entry port at the end of the proximal portion, a top exit port at the top of the grafting portion, and a bottom exit port at the bottom of the grafting portion. These systems can also include a laterovertically-expanding frame operable for a reversible collapse from an expanded state into a collapsed state. The expanded state, for example, can be configured to have an open graft distribution window that at least substantially closes upon the reversible collapse.

The invention generally relates to biodegradable and/or bioresorbable fibrous articles and more particularly to products and methods having utility in medical applications.

The invention provides an overhanging type outer scaffold which comprises an outer scaffold body, the outer scaffold body is fixed to the outer side of a building outer wall through wall connecting pieces, and the wall connecting pieces comprise a first wall connecting piece, a second wall connecting piece and a third wall connecting piece. Compared with a traditional overhanging scaffold construction technology, the construction method has the advantages that by means of the construction method of embedded connecting steel plates on beams and fixing I-shaped steel, the problems that the overhanging scaffold has large requirements for I-shaped steel materials, and an embedded wall connecting rod is difficult to control on the aspect of parallelism and construction hole residues are solved.The embedded connecting steel plates do not affect masonry construction, the hidden danger of leakage caused by the fact that holes are reserved during masonry and the potential safety hazard causedby the fact that wall connecting rods are dismantled during worker construction are reduced, and the influence on the building structure is small. An overlong I-shaped steel material does not need tobe arranged to be fixed in a building, materials are saved, and the construction cost is saved. The problem that the parallelism of the embedded wall connecting rods is difficult to control is avoided, the construction efficiency is improved, and the construction period is shortened.

An improved scaffold connection is provided, attachable to a vertical scaffold member having a plurality of ring members. The scaffold joint has an upper side and a lower side, and an upper hook section and a lower hook section engagable with the ring members on the vertical scaffold members. The invention includes two latches to lock the joint to two ring members, where the two latches are mechanically connected.

The invention provides intelligent attaching lifting scaffold equipment for a cambered super high-rise building and a construction method. The problem that a traditional steel tube cantilever scaffold and attaching type lifting scaffold cannot meet construction requirements of the modern super high-rise building with various external vertical faces is solved. The equipment comprises a climbing frame and a plurality of ground climbing frames, each ground climbing frame comprises first ground climbing beams used for climbing up of the climbing frame and second ground climbing beams used for angle adjustment, and the first ground climbing beams and the second ground climbing beams are the same in structure and arranged on a main body structure plate in a spaced mode. The construction method comprises a climbing frame mounting method, a climbing frame climbing-up method, a climbing frame angle adjustment method and a climbing frame detaching method. Climbing up and angle adjustment of the attaching type lifting scaffold equipment are improved through two sets of different systems correspondingly; when climbing up is needed, the first ground climbing beams and a climbing guiding rail are adopted for achievement; when angle adjustment is needed, the second ground climbing beams, vertical rods and hydraulic oil cylinders are adopted for achievement; and climbing up and angle adjustment are not interfered with each other, and each set of system can meet the stress requirement.

The invention discloses a cylindrical latticed shell sealed canopy and an expanded installation method thereof. Bidirectional elastic plate type rubber supports are adopted and rotary centers of the two supports are overlapped with spherical centers of support bolts; the labor division is definite, the transmission is reasonable and boundary assumptions are consistent. In an installation process, a spherical hinge support composed of a lateral temporary limiting support and a vertical support can be adaptive to the outer surface of a spherical bolt very well, can rotate around the spherical bolt and can limit the movement of the spherical center of the spherical bolt. The structure of the lateral temporary limiting support and time nodes for mounting and dismounting the lateral temporary limiting support are defined, so that project safety accidents caused by the fact that the supports are unstable or support balls slide out in the project are avoided. A steel wire rope and a wind cable rope are used so that the supporting stability is improved and the reliable connection is realized. In an installation process disclosed by the invention, a scaffold does not need to be established and lifting equipment including a crane and the like is used as auxiliary tools, so that safe, efficient and economic construction is realized and the construction period is short. The installation precision is high and the selection of a closing position is economical.

An erectable and transportable scaffold device adapted to be engaged on and supported on a support beam comprises front and rear frame structures which are pivotally interconnected by means of parallel side braces which are connected between the frame structures. A scaffold plate is pivotally connected to the lower ends of each of the front and rear frames. And the front frame is pivotal outwardly from the rear structure to form a cage within the front and rear structures and the side braces having a floor formed by a scaffold plate. The plate has upright bottom edges which fit flush against the insides of an angle member forming the sides of the front frame structure so that it facilitates the holding of the structure in an erected cage forming position. A flexible or foldable member such as a chain or so is connected between the upper ends of each side of the front structure to the upper ends of each side of the rear structure. The rear structure also carries a rotatable hinge or an universal joint connected to a bolt having a front pawl and a rear pawl which is slidable therealong and which may be engaged against a support structure such as an I-beam by threading a wing nut onto the bolt behind said rear pawl to lock it in position.

Scaffolding (10) having safety features for coupling scaffolding structural members so as to prevent equipment damage and worker injury from inadvertent disassembly, while permitting quick assembly and disassembly when desired. The scaffolding (10) incorporating the safety features broadly comprises legs (12); beams (14); a platform (16); coupling braces (18); platform pins (20); and platform clips (22). The first safety feature is a rounded, spring-biased, rotation-limited G-pin for adjustably coupling the beams (14) with the legs (12). The G-pin's rounded shape and a perpendicularly projecting stop (51) minimize risks of inadvertent removal. The second feature is a lockable pin (44) operable to independently couple structural members (12,14) in the event the G-pin is inadvertently removed. The third and fourth features are platform pins (20) and spring-biased platform clips (22) operable to prevent, respectively, undesirable horizontal and vertical movement of the platform (16).

The invention discloses an installation construction process of a bolt net rack cylindrical shell storage bin, which is characterized by comprising the steps of: firstly, according to local meteorological conditions, obtaining sizes of net rack node rod members by adopting a CFD (Computational Fluid Dynamics) numerical value wind tunnel calculation technology and a finite element algorithm according to most disadvantageous conditions and tunnel physical parameters, namely, drawing a construction drawing by using a bulb diameter of each node and a geometric parameter of the rod members arranged on each node, wherein the construction drawing at least comprises a number of each node and the quantity of rod members of each node; and then dividing the construction step into a starting unit installation and an air overhanging unit installation. Due to no need of erecting an accomplished scaffold, the installation construction process has the characteristics of time and material saving, safety and reliability.

The invention discloses a method related to DNA folded paper and a structure and an application thereof. The method comprises the following steps of: (1) preparing a DNA folded paper staple chain of a tail end modification reactant I, and arranging a connector between the tail end of the staple chain and the reactant I; (2) performing self-assembly on the staple chain obtained in the step (1) and a scaffold chain; (3) adding a reactant II which is specifically combined with the reactant I; and (4) detecting information on the combination of the reactant I and the reactant II. The connector is arranged between the reactant I and a staple short chain, so that the reaction locus of the reactant I which is effective to the reactant II on the DNA folded paper can be accurately controlled in particular to the DNA folded paper absorbed on a solid-liquid interface. The method can be taken as a detection method for a gene chip, and be used for specifically distributing reactants. The method can be used for detecting monomolecular reactions, and has extremely high sensitivity and specificity.

The invention provides rust removal equipment for scaffold steel pipes, which belongs to the technical field of machinery. It solves technical problems such as incomplete derusting of existing scaffolding steel pipes. The derusting equipment for scaffolding steel pipes includes a frame, which is sequentially provided with a feed hopper, a mortar removal mechanism capable of removing mortar blocks adhering to the steel pipe, a rust removal mechanism capable of removing rust spots on the steel pipe, and a lower The material rack, the mortar removal mechanism and the rust removal mechanism are all equipped with a waste residue collection box, and there is a guide pipe between the feed hopper and the mortar removal mechanism. The feeding mechanism of the unloading rack. The invention has the advantage of being able to clean the rust on the steel pipe of the scaffolding.

The invention provides a support frame or a scaffold and a construction method thereof. The support frame or the scaffold comprises a transverse rod, a horizontal inclined rod, an upright rod and an inclined rod, and is characterized in that: a disk chuck is arranged on the upright rod; the transverse rod, and the horizontal inclined rod and the inclined rod are clamped on the disk chuck through joints thereon and are fixed through pins. The support frame or the scaffold has the advantages of simple structure, standard members, high bearing capacity, steel conservation, rapid assembly and disassembly and easy transportation.

The invention discloses a positively-biased multidirectional three-dimensional connected clamp plate link, a quick-release frame, an application and a method of the positively-biased multidirectional three-dimensional connected clamp plate link and the quick-release frame. The clamp plate link comprises a knob core, a clamp plate, a clamp ring and a knob pin, and is an independent connecting piece capable of simultaneously realizing forwardly, obliquely and multidirectional connecting or concentrically connecting in a same point way; the quick-release frame is a planar frame or a three-dimensional frame formed by mutually assembling an upright bar, a flat bar and an oblique bar; the clamp plate link and the quick-release frame can be applied to a carrying frame, a bailey frame, a bridge frame, a storage rack, a frame, a crane carriage, an elevator frame, a suspension frame, a lifting frame and a carrying frame to be quickly dismounted, especially a scaffold, a template support and the like in the engineering construction field; the independent nodes and independent rod pieces of the quick-release frame can be realized in a solderless manufacturing and pin fixed connection way, the same-point, same-node, coplanar and concentric connection can be realized, the multi-directional bearing, flexibility and diversity and variation can be realized; in addition, the clamp plate link is safe and convenient, firm and durable, accurate and quick.

The invention relates to the technology of the load bearing truss. Aiming at solving the technical problem that the truss components can not be repeatedly circulated and used, and that the construction thereof is time-consuming and energy-consuming, the invention provides a truss mounting kit, a truss and a truss supporting system. The truss mounting kit comprises a chord component, a web member component and a node connection component. The truss system is a vertical supporting system for the truss, wherein a plurality of axial trusses, which are constructed with the chord component, the web member component and the node connection component, are placed in parallel and fixed to a longitudinal scaffold steel pipe by using a connector; a short scaffold steel pipe and the longitudinal scaffold steel pipe compose a bridging. The technical proposal adopted by the invention is characterized by convenient and quick assembly and disassembly, high universality, repeated and flexible assembly and disassembly and adjustment according to the requirements of the design and construction, and has the advantages of high applicability.

The invention provides a construction method for a cast-in-situ foam separation wall for tailing filling mining. The construction method comprises the following steps of: step 1, clearing a bottom plate and setting up a scaffold at the solid side of a mined-out inlet channel close to an inlet channel to be mined; step 2, fixing a force-bearing grating on the scaffold, and then hanging and bonding a separation cloth on the force-bearing grating; step 3, fixing the scaffold coated with the force-bearing grating and the separation cloth by a diagonal bracing, and surrounding a cavity with an open upper portion among the solid side, the bottom plate and the scaffold; step 4, injecting foam slurry in the cavity, and after the foam slurry is solidified to achieve a certain strength, detaching the scaffold, removing the force-bearing grating, and then obtaining the cast-in-situ foam separation wall. The construction method is rapid in construction, convenient to pour, and good in application performance.

The invention discloses a construction technology of a hanging basket moving platform for a high slope. The construction technology is characterized by including the following steps that (1) anchoring points are arranged; (2) a working steel wire rope and a safety steel wire rope are mounted; (3) a suspension platform is assembled; (4) a safety lock and a hoister are installed in place; (5) an independent life line is arranged; and (6) construction tools are mounted. The construction technology is suitable for high slope operations and vertical plane high-place operations where scaffolds are unsuitable for being erected. The hanging basket moving platform is a movable construction platform erected for high-place construction operation, and is a suspension structure anchored to the high place; and particularly in the construction process of slope reinforcement projects with anchor cables and anchor rods of the high slope, the hanging basket is hung by the steel wire ropes and the slope top anchoring points and is moved to the specific construction location through the hoister and rollers, so that a safe construction platform is formed. The construction technology is an application technological innovation to replace the scaffold function during high-place construction.

The invention discloses a method for building scaffolds in the closing stage of a bottom side tank of a bulk cargo ship cargo hold. Closing seams of the closing stage of the bottom side tank include ballast tank internal closing seams and bevel board closing seams. The three kinds of scaffolds are included according to the different scaffold building positions. According to the method, the tool type scaffolds are mainly adopted to meet the construction demand of the closing seams of the ship bottom side tank in the closing stage, and the prior mode with a lot of steel tube scaffolds adopted is replaced. Scaffold pore plates can be preassembled in the block stage, and part of the scaffold pore plates can be used both in the block stage and the header stage, so that the utilization rate of scaffold tools is increased.

The present invention provides a support clamp device for a safety rail or similar device adapted for mounting on a pump jack pole comprising: a first pole clamp, circumscribing a generally rectangular perimeter, the first pole clamp comprising a generally U-shaped bar having a first side; a second side and a third side, wherein the first and third sides are approximately parallel to each other and the second side is approximately perpendicular to the first and third sides and wherein the second side further comprises an aperture; and a fourth side removably attached to the first and third sides opposite and approximately parallel the second side; and a second pole clamp, circumscribing a generally rectangular perimeter, the second pole clamp comprising a generally U-shaped bar having a first side; a second side and a third side, wherein the first and third sides are approximately parallel to each other and the second side is approximately perpendicular to the first and third sides and wherein the second side further comprises an aperture; and a fourth side removably attached to the first and third sides opposite and approximately parallel the second side; and a pole clamp connecting fastening means stably inserted through the aperture of the second side of the first pole clamp and through the aperture of the second side of the second pole clamp, wherein the first pole clamp and the second pole clamp are able to pivotably rotate about the axis formed by the pole clamp connecting fastener.

Footwear, such as a sports shoe, that has a cleated scaffold that attaches to an underside of a sole of the shoe body of footwear because of an attachment mechanism. The mechanism has cooperative components arranged to engage each other when in alignment to allow the cleated scaffold and shoe body to move in unison and in the absence of a critical pivoting force. When a critical pivoting force arises, such as when the cleats remain fixed in position in a manner that resists their movement in unison with the shoe body, the scaffold dissociates from the shoe body in order to reduce/prevent knee injury.

The invention relates generally to movable and repositionable safety guard rails for use with scaffolding.

The invention relates to a method for constructing a hanging rope and pipe combined all-round scaffold construction platform and a protective system. The method is characterized by comprising steps of 1), erecting the hanging rope and pipe combined all-round scaffold construction platform, in other words, (1) arranging steel ropes within a range encircled by structure columns or reinforcement pull rings so as to form a net, (2) laying 'bottom' horizontal tubes on steel rope planes in a longitudinally and transversely staggered manner, (3) arranging diagonal bracings, (4) connecting and erecting upright tubes onto the 'bottom' horizontal tubes by the aid of steel pipe fasteners, (5) erecting horizontal cross rods on the upright tubes according to safety technical specifications for building fastener type steel pipe scaffolds to form an all-round scaffold body, (6) fully laying scaffold floors on the uppermost-layer horizontal cross rods to form an operation platform, and (7) arranging safety protective fences on the upright tubes around the operation platform; 2), constructing the construction all-closed safety protective system. The method has the advantages that the hanging rope and pipe combined all-round scaffold construction platform and the protective system can be safely and quickly constructed by the method, and cross operation or normal use of relevant functional zones below construction regions can be guaranteed.

The invention belongs to the field of building construction, and provides a formwork reinforcing system replacing wood with steel and a construction technology thereof in external wall construction. The formwork reinforcing system replacing the wood with the steel is characterized in that a steel keel support assembly is arranged on a concrete structural wall body and composed of vertical battens and horizontal battens, the vertical battens are fixed to waterproof-bolt holes in the uppermost row of the two sides of the concrete structural wall body, the horizontal battens are horizontally arranged on the vertical battens, vertical keels are perpendicularly arranged on the horizontal battens, and the vertical keels are fixedly connected with a wooden formwork through steel nails. The construction technology of the formwork reinforcing system replacing the wood with the steel comprises the following steps of scaffold erection, aerial supporting construction of the external wall vertical steel keels, seam splicing construction of an external wall formwork, steel keel installation construction and external wall reinforcing construction. According to the formwork reinforcing system replacing the wood with the steel and the construction technology thereof in the external wall construction, the technology is simple, operation is convenient, and the construction problem existing in an existing construction technology is effectively solved.

The invention discloses a method for installing a pipeline scaffold of steel roof equipment and a rigid suspended scaffold. The rigid suspended scaffold comprises a plurality of steel pipe upper trusses with same structures and a plurality of suspended scaffolds with same structures, wherein each steel pipe upper truss is built between at least two upper chords of a steel roof along the vertical running direction of an equipment pipeline, and the steel pipe upper trusses are connected with each other into a whole; each suspended scaffold is suspended and built below each steel pipe upper truss along the running direction of the equipment pipeline, and the length of a suspended overhead corridor formed by the longitudinal connection of the suspended scaffolds is the same as that of the corresponding equipment pipeline. In the invention, building floor type scaffolds is not needed, and high-performance special installing machinery is not needed, thereby saving construction period and cost. The invention is suitable for public buildings, such as long-spun sports and culture stadiums and the like, and equipment pipeline construction in the steel roofs of large-scale industrial buildings and the like.

The invention provides a nucleic acid nano structure as well as a preparation method and application thereof. The nucleic acid nano structure is a hexagonal DNA nano structure formed by assembling six triangular DNA paper folding structures constructed by a DNA paper folding technology, and particularly a hexagonal DNA nano structure formed by self-assembling in a mode of carrying out hybridization on scaffold chains and staple chains as well as capturing chains and then respectively carrying out hybridization on connection chains and scaffold chains of six triangular DNA paper folding structures. The nucleic acid nano structure is high in stability, two 80nm gold triangular prisms can be anchored, a prepared golden bow structure can generate a strong electromagnetic field, and single molecule Raman detection is implemented.