2264 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 provides porous three dimensional scaffold structures that may be used to deliver a bioactive agent, such as cells, into a location within the body. In one example form, the porous three dimensional structure may be a stent. In another example form, the porous three dimensional structure may be a microscale or nanoscale device for the delivery of the bioactive agent. The scaffold may include a substrate and one or more nests connected to the substrate. The nest(s) extend away from the substrate to define an enclosed volume on the substrate within each nest. The nests have openings that extend from an outer surface of the nest to the enclosed volume within each nest. The scaffold includes a bioactive agent disposed within the enclosed volume of at least one nest on the substrate. The bioactive agent is delivered to the patient when the scaffold is located within the patient.

An improved scaffold connection for engagement of scaffold members to support members. The connection employs a ring member engaged to the vertical scaffold member. A rotatable latch member engages a lower surface of the ring member to maintain a hook or support portion of a latch body on the upper surface of the ring member. A locking member rotationally engaged to the latch member, is gravity activated to rotate and engage the latch body to hold the latch member engaged to the ring member.

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.

A mobile scaffolding (10) for elevating a worker (not shown) above a floor or ground surface (S) is disclosed. The scaffolding (10) broadly includes a pair of frames (12) and (14), a platform (16) supported by the frames (12,14), a pair of casters (18, 20) and (22,24) rollably supporting a respective one of the frames (12,14), and a brake assembly (26, 28,30, and 32) associated with a corresponding one of the casters (18,20,22,24), respectively. The inventive brake assemblies (26,28,30,32) enable the worker supported on the platform (16) to selectively activate and deactivate the respective brake assemblies (26,28,30,32) from the platform (16). This enables the worker supported on the platform (16) to deactivate the brake assemblies (26,28,30,32), reposition the scaffolding (10), and then reactivate the brake assemblies (26,28,30,32) without requiring the worker to dismount from the platform (16).

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 a system and a server for realizing a front-end application scaffold, and the system consists of a basic frame and an expansion module. The basic framework comprises a state management module, a route management module, a view module and an interface module. The state management module, the routing management module, the view module and the interface module are respectivelyprovided with a modular directory and components corresponding to the modular directory; and the expansion module is used for performing function expansion on the basic framework. Through the expansion module in the system, a multi-platform scaffold can be quickly built, maintenance of basic functions can be reduced, developers can develop according to the modular catalog and components corresponding to the modular catalog, and code conflicts in the development process are avoided.

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 is a manhole construction safety and work platform device having a scaffold catwalk for working on a manhole, providing the safety and work platform with adjustable braces engaging the side of a conical manhole casing. The inner perimeter of the device circumferentially defines a central access opening in order to slidably accept, receive, and fit around the conical section of the manhole casing, as typically used in the utility construction industry. The scaffold catwalk has a safety barrier means on the working surface to provide a safe working environment along the outer perimeter. As is common in the industry, the conical section of the manhole casing may be an asymmetrical conical section. One objective of the present invention is to provide a scaffolding platform supported with at least three adjustable brace members to securely support the said platform against the sidewall of any shape of manhole casing.

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 a building scaffold steel pipe rust removal device, and belongs to the technical field of building equipment. The device solves the problems that an existing scaffold steel pipeis poor in rust removal quality. The building scaffold steel pipe rust removal device comprises a bottom plate and a workbench, wherein a pushing base is arranged on the bottom plate in a sliding mode, a plurality of forward rust scraping rings and a plurality of reverse rust scraping rings are rotationally connected to the workbench, a plurality of forward scrapers are arranged on the inner sideface of each forward rust scraping ring in the circumferential direction, a plurality of reverse scrapers are arranged on the inner side face of each reverse rust scraping ring in the circumferentialdirection, the workbench is provided with a driving piece capable of driving the forward rust scraping rings and the reverse rust scraping rings to synchronously and reversely rotate, the workbench is further provided with a plurality of rolling assemblies, and each rolling assembly comprises at least two rolling wheels used for abutting against and supporting the lower portion of a steel pipe and at least two rolling wheels capable of being pressed on the upper portion of the steel pipe. The building scaffold steel pipe rust removal device is better in rust removal effect and is more labor-saving in manual operation.

The invention provides a rust removing device for a scaffold steel pipe and belongs to the technical field of machines. The rust removing device for the scaffold steel pipe solves the technical problems that rust removing of an existing scaffold steel pipe is not complete and the like. The rust removing device for the scaffold steel pipe comprises a rack which is sequentially provided with a feeding hopper, a mortar removing mechanism capable of removing mortar adhering to the steel pipe, an iron rust removing mechanism capable of removing rust spots on the steel pipe, and a discharging frame; a waste slag collecting box is arranged under each of the mortar removing mechanism and the iron rust removing mechanism; and a material guiding pipe is arranged between the feeding hopper and the mortar removing mechanism, and is provided with a pipe feeding mechanism capable of pushing the steel pipe from the material guiding pipe to the discharging frame. The rust removing device for the scaffold steel pipe has the beneficial effect that the iron rust on the scaffold steel pipe can be removed completely.

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.

Provided is an assembly-type special-shaped composite wall made by thin-walled cold-formed steel. The assembly-type special-shaped composite wall is divided into three kinds including an L shape, a T shape and a cross shape. M-shaped horizontal edge members are connected with M-shaped vertical edge members by means of U-shaped connecting pieces. The M-shaped horizontal edge members are connected with a square steel tube by means of C-shaped connecting pieces. Due to the fact that different special-shaped middle frames are made by different positions of the C-shaped connecting pieces and the horizontal edge members are connected with the vertical edge members and the square steel tube by means of self-tapping screws, the special-shaped wall can bear horizontal load and vertical load at the same time. Displacement of a wall on the other side is restricted by the spatial torsional effect of the special-shaped wall so that the overall stability of the special-shaped wall is improved. The assembly-type special-shaped composite wall made by thin-walled cold-formed steel has following advantages: the assembly-type special-shaped composite wall is low in weight, high in bearing capability and production efficiency, great in assembly degree and low in cost and is endurable, sound-insulating, water-tolerant and is resistance to cracks and impact; and a connection mode of the assembly-type special-shaped composite wall is rapid in speed of construction and installation and low in installation cost and does require no scaffold.

The invention relates to a building method of a floor type scaffold. The method includes: building a foundation and a base, building vertical rods, building longitudinal horizontal rods, building transverse horizontal rods, building diagonal bridging, building scaffold boards, building wall connectors and processing special parts. By the method, the scaffold construction technical problems, causedby the construction of special-shaped, polygonal and large-inclination-angle building scaffolds, of corners, cornices and other protruding parts are solved.

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.