215results about How to "Improve assembly rate" patented technology

The invention relates to the field of concrete structures, in particular to a splitting and assembling structure and an assembling connecting method of an assembled type concrete frame-shear wall. The splitting and assembling structure comprises prefabricated pillars, prefabricated beams, prefabricated shear walls and cast-in-situ joints, wherein sleeves are embedded at the lower ends of the prefabricated pillars, mutually embedded with protruding reinforcing steel bar sections which extend from the upper ends of lower layer pillars and are integrally connected with the lower layer pillars by filling mortar; longitudinal prefabricated beam reinforcing steel bars extend into a joint core area to be anchored or connected with side beam ribs in a mechanical manner; a cast-in-situ zone is arranged between the prefabricated pillars and the prefabricated shear walls so as to carry out the connection of the embedded ribs of the pillars and the walls; and the embedded reinforcing steel bar sleeves at the lower ends of the prefabricated shear walls are mutually embedded with protruding reinforcing steel bar sections which extend upwards from the walls at the lower layer and are integrally connected with the walls at the lower layer by filling the mortar. The through connection of the vertical reinforcing steel bars of the share walls at the upper and lower layers is realized by filling the mortar into the through holes and the sleeves at the upper ends of the prefabricated shear walls and the prefabricated beams, so that the key problem that the vertical reinforcing steel bars of the share walls are hard to be continuous because of the isolation of the prefabricated beams is solved.

A filament-wound composite coupling for use in assembling a restrained joint between large diameter pipes with complementary retaining grooves, such as 16 inch or larger outer diameter polyvinyl chloride pipes. The coupling has first and second ends and ported retaining grooves associated with each end. Preferably, the coupling also includes O-ring seals and a pipe stop to index the pipes to be coupled. The composite coupling has a cylindrical composite body with a plurality of concentrically arranged layers of wound filaments in a thermoset plastic matrix. Each of the layers is characterized by a winding angle opposing the winding angle of the adjoining layers.

The invention discloses a fully prefabricated reinforced concrete bridge assembly structure and a connecting method for the same. The fully prefabricated reinforced concrete bridge assembly structure is characterized by comprising prefabricated piles, prefabricated floor collar beams, prefabricated pier studs, prefabricated capping beams, prefabricated longitudinal beams, prefabricated composite bottom plates and prefabricated anti-collision barriers. The connecting method includes connecting the tops of the prefabricated piles with the bottoms of the prefabricated floor collar beams; upwardly connecting the prefabricated floor collar beams with the prefabricated pier studs; upwardly connecting the prefabricated pier studs with the prefabricated capping beams; erecting the prefabricated longitudinal beams on the prefabricated capping beams via bridge supports or fixing ends; supporting the prefabricated composite bottom plates on the prefabricated longitudinal beams, tying reinforcing steel bars of a bridge deck on the prefabricated composite bottom plates and integrally casting concrete on a site to form the bridge deck; mounting the prefabricated anti-collision barriers on the bridge deck. The fully prefabricated reinforced concrete bridge assembly structure and the connecting method have the advantages that components, except for the bridge deck, of the fully prefabricated reinforced concrete bridge assembly structure are of prefabricated structures, so that the bridge prefabricated rate can be greatly increased; common construction labor consumption can be reduced to the greatest extent, and the labor productivity can be improved; the construction period of the fully prefabricated structure can be greatly shortened, the bridge building cost can be reduced, and the bridge construction quality can be improved.

A motor module includes a bearing housing having a loading base, an electric unit, a bearing, and a magnetic rotor unit disposed on the bearing. In addition, a protruding portion is extending from the loading base, and the electric unit includes a printed circuit board (PCB) and sensing elements, wherein the PCB is utilized for disposing the loading base thereon. Moreover, signal circuits and motor windings are formed on the PCB around the loading base, the sensing elements are disposed around the motor windings, and the bearing is disposed at the protruding portion. Besides, the magnetic rotor unit is disposed on the motor windings, keeping a gap with the PCB; therefore, when electric current passes the motor windings, the magnetic rotor unit and the motor windings generate a flux linkage induction, so as to drive the magnetic rotor unit to rotate relative to the PCB.

Provided is a modular assembling type cold-bent thin-wall type steel wall board structural system. A vertical body structure of the cold-bent thin-wall type steel wall board structural system is formed by sequentially connecting a common wall body module, an opened wall body module, an L-shaped wall body module and a T-shaped wall body module. A horizontal body structure of the cold-bent thin-wall type steel wall board structural system is formed by sequentially splicing slab modules. The slab modules are spliced by being connected. The vertical body structure and the slab modules are connected in the mode that the wall body and the slab module are connected. By optimizing the wall body module connection mode, the slab module connection mode, and the wall body and slab module connection mode, the site assembly difficulty and site construction workload are reduced to a great extent, and the whole structural system can be safer and better in anti-seismic property. The modular assembling type cold-bent thin-wall type steel wall board structural system is low in mass, good in anti-seismic property, capable of preserving heat, insulating heat and saving energy, environmentally friendly, low in manufacturing cost, suitable for mid-rise buildings and low-rise buildings, and high in economic and social benefit.

The invention discloses a factorial construction method for a component of a total prefabricated assembly integral type shear wall structure system. In the construction method disclosed by the invention, a basic component in the shear wall structure system is manufactured by adopting factorial prefabrication; a grouting pipe and a node reinforcing steel bar are preset in the component; and only the prefabricated component is directly assembled in the shear wall structure system for construction installation in the construction course of the shear wall structure system. In the technical scheme adopted by the invention, the adopted factorial production for producing the prefabricated component is beneficial to reduction of pollution emission, the usage amount of turnover materials such as wood and the like, water consumption, the usage amount of wood templates and the discharge amount of garbage, and is favorable for reducing construction cost whiling meeting the environmentally-friendly requirements.

The invention relates to the field of assembly concrete structures, in particular to an assembly connection structure and method of coupling beams of shear walls of an assembly concrete frame shear structure. Grouting seams and equivalent bars are arranged between prefabricated coupling beams and prefabricated shear walls or between the coupling beams of the shear walls with half-span coupling beams for beam-wall or beam-beam connection. Holes are reserved in the prefabricated coupling beams and the coupling beams of the prefabricated shear walls or the shear walls with half-span coupling beams, spiral stirrups are arranged surrounding the holes in advance, the equivalent bars penetrate through the preserved holes, the reserved horizontal holes and the grouting seams between the beams and walls or between the beams are filled by grouting minimum inflation mortar, therefore the prefabricated coupling beams, the prefabricated shear walls and the equivalent bars, or the coupling beams of the shear walls with half-span coupling beams and the equivalent bars can be firmly integrated, and connection of the prefabricated coupling beams and the coupling beams of the prefabricated shear walls or the shear walls with half-span coupling beams can be achieved. The assembly connection structure and method greatly reduce the project construction cost and reduce site concreting wet construction.

A fabricated recoverable-function steel frame-supporting system connected by prestressed joints is provided. The fabricated recoverable-function steel frame-supporting system connected by the prestressed joints comprises fabricated joints I, fabricated joints II, supporting structures and floor slabs, the fabricated joints I are fabricated prestressed column-column splicing joints and located in inflection points of columns, and the fabricated joints I comprise prestressed pull rod supporting plates, stiffening plates, half-welded lug plates, web splicing plates and prestressed pull rods; the fabricated joints II are fabricated prestressed beam-beam splicing joints and comprise cantilever beam section flange plates, middle beam section flange plates and rear-tensioning prestressed cables; the supporting structures are arranged between every two vertically adjacent steel beams in pairs, and each pair of the supporting structures comprises supporting rods, supporting rod sleeves, lower end connection pieces and upper end connecting pieces; and the floor slabs comprise three types of prefabricated concrete floor slabs, namely the I-type plate, the II-type plate and the III-type plate. According to the fabricated recoverable-function steel frame-supporting system connected by the prestressed joints, novel prestressed steel beam and steel column splicing joints are adopted, the fabricating efficiency of the structure of the fabricated recoverable-function steel frame-supporting system is improved, rapid construction is achieved, and rapid restoration and rapid rebuilding can be achieved after an earthquake.

The invention discloses an NALC (N autoclaved lightweight concrete) large slab component. The large slab component is characterized by comprising multiple NALC slabs, wherein slag joints between the adjacent NALC slabs are treated with a crack sealer, angle steel components are arranged around the NALC slabs, mounting joints are arranged at the two ends of the NALC slabs, and the NALC slabs are fixed through fixing components. The technical scheme is compact and ingenious in structural design and high in prefabricating rate and assembling rate, and the whole NALC large slab composite exterior decoration is completely manufactured in a factory; all manufacturing procedures are performed on the ground, so that aloft work is reduced, and the construction risk is lowered.

Provided is a total-prefabricated rural residential class composite wall structure system, comprising prefabricating a construction main body bearing component and prefabricating an accessory component. The method comprises the steps of when a factory prefabricates a construction main body bearing component and prefabricates an accessory component, pre-burying construction equipment pipelines; during construction on spot, achieving the connection between wallboards by conducting pouring on reinforced concrete connecting columns with small cross sections, and achieving the connection between the wallboards and composite floor slabs by conducting pouring on reinforced concrete constraint hidden beams with small cross sections. All components of the total-prefabricated rural residential class composite wall structure system are produced by prefabrication technology in workshops, which effectively ensures the quality and trait of the components; professional construction installation team command hoisting installation and construction at the construction site, meanwhile little wet connection is adopted and little concrete is poured only at the component key connecting portions and floor slab super-position layers, the overall stability and anti-seismic property of the building is ensured, construction and operation area on spot is saved, meanwhile the main body structure of a set of rural residence can be finished by hoisting installation only in a few days, and the construction period is greatly shortened.

A liquid crystal display panel and a manufacturing method thereof. The liquid crystal display panel comprises a color filter substrate and a thin film transistor array substrate arranged in parallel and a liquid crystal layer between the substrates. In addition, several spacers are disposed on a black matrix of the color filter substrate. These spacers lean on the edge of at least one of the gate layer lines and source layer lines on the thin film transistor array substrate. The invention increases the bonding stability between the color filter substrate and the thin film transistor array substrate so that the reliability and display quality of the liquid crystal display panel is improved.

The invention discloses an integrated assembly type light floor and a construction method thereof, and belongs to the field of building materials. According to the integrated assembly type light floor, the stress system of a main structure is not damaged, factory modular production is adopted for the whole integrated floor, and the assembly rate is increased; the integrated floor is in bolted connection with steel structure main beams, and repeated use is facilitated. The welding quantity is small, the overall height of the integrated floor is small, and the interior net storey height is effectively increased. Meanwhile, the steel consumption of the floor is small, and thus the construction cost is effectively reduced.

The invention provides a fabricated light composite beam simply-supported variable-structure continuous structure and a construction method thereof. The fabricated light composite beam simply-supported variable-structure continuous structure comprises two oppositely-arranged span steel-ultrahigh performance concrete light composite simply-supported beam prefabricated units, and a cast-in-place ultrahigh performance concrete pier top crossbeam arranged between the two oppositely-arranged span steel-ultrahigh performance concrete light composite simply-supported beam prefabricated units; the prefabricated units comprise a plurality of I-shaped steel beams, bridge deck slabs arranged on the I-shaped steel beams, and connecting parts arranged at the ends of the I-shaped steel beams; each connecting part comprises a first connecting part body arranged at the end of one prefabricated unit, and a second connecting part body arranged on the other prefabricated unit; and ultrahigh performance concrete is poured at the matched areas of the first connecting part bodies and the second connecting part bodies in place to form the pier top crossbeam. According to the fabricated light composite beam simply-supported variable-structure continuous structure and the construction method thereof, the problem that a traditional steel-concrete composite continuous beam hogging-moment-area bridge deckslab is prone to cracking when being pressed, and steel beams are prone to losing stability due to being pressed is solved; a continuous bridge is better in durability and longer is service life, meanwhile, on-site zero welding can be achieved, the on-site operation amount is reduced, the fabricating efficiency of the structure is improved, and fabricated and rapid construction is facilitated.

The invention discloses a novel fabricated primary and secondary beam connecting node and a connecting method thereof, which comprises a primary beam. Two sides of the middle position of the primary beam are respectively provided with beam grooves. Two sides of each beam groove are uniformly provided with connecting jacks. A first secondary beam and a second secondary beam are respectively arranged in the beam grooves. The middle positions of the first secondary beam and the second secondary beam are respectively provided with a mounting groove. The inside of one side, close to the primary beam, of each of the first secondary beam and the second secondary beam are uniformly provided with bolt jacks. One end of each bolt jack penetrates the corresponding mounting groove. A bolt penetrates each bolt jack. The middle position of each bolt penetrates the corresponding connecting jack. Two ends, located in the corresponding mounting groove, of each bolt are in threaded connection with nuts.The invention relates to the technical field of building beams. According to the novel fabricated primary and secondary beam connecting node and the connecting method thereof, the purpose of improving the bearing capacity and integrality thereof, improving the primary and secondary beam node connecting efficiency, further improving the prefabrication rate and fabrication rate of the connecting node, and promoting modernization development of the construction industry.