92 results about "Corbel" patented technology

The invention relates to the technical field of bridge construction, in particular to a bridge pier embedded right-angle bracket support design method and system.The method comprises the steps that geological parameters of a bridge construction area are obtained, and the geological parameters are mapped into load reduction coefficients of bridge pier sites; calculating the design load of the right-angle bracket, synchronously generating a parameterized model of the Bailey buckle, and outputting an initial bracket model of the integrated buckle structure; collaborative optimization of a pier column main reinforcement passing path and a Bailey ring buckle space is carried out on the initial bracket model, and an optimized bracket model with a perforated structure is obtained; performing multi-parameter iterative simulation analysis on the optimized bracket model to obtain a plurality of candidate design schemes; and performing multi-target evaluation on the plurality of candidate design schemes to obtain an optimal design scheme. By means of the method, the problems that in the prior art, geological conditions are difficult to quantify, load calculation lacks dynamic correction, and the space of the bracket and the space of the Bailey ring buckle support are difficult to cooperate are effectively solved, and structural stress optimization and construction arrangement integrated design is achieved.

The utility model relates to a triangular temporary backrest structure in a basement under construction, which is positioned on a bottom plate constructed underground and comprises a bracket, a vertical support, a transverse support and an inclined support, the vertical support and the transverse support are located on the same plane and are perpendicular to a line of a jacking pipe in the jacking pipe starting equipment. A gap is formed between the transverse support and the bottom plate; the inclined strut is provided with a first end and a second end, and the first end of the inclined strut is arranged at the intersection of the vertical support and the transverse support; the second end of the inclined strut is arranged on the bottom plate through the bracket; and the vertical support stands on the bottom plate. The pipe jacking device can meet the pipe jacking construction process requirement, the requirement for a construction site is small, and resource cost is saved.

This invention belongs to the field of bridge maintenance technology and proposes a method for reinforcing cracks in bridge corbels, including the following steps: S1. Scaffolding erection; S2. Bridge bottom surface cleaning; S3. Vertical drilling of the bridge; S4. Erection of the reinforced box girder; S5. Fixing of the reinforced box girder; S6. Side formwork erection; S7. Grouting; S8. Formwork removal; S9. Groove filling and post-construction maintenance. This invention provides a strong support to the original bridge bottom surface by reinforcing the box girder and injecting reinforcing grout into the cracks and grouting cavities. After the grout solidifies, it not only repairs the damaged cracks inside the corbel but also tightly bonds the reinforced box girder, the solidified grout, and the original bridge structure together, improving the reinforcement effect and overall load-bearing capacity of the bridge corbel.

The utility model discloses a hinged connection structure of a precast beam and a precast column, which comprises a column body and a floor beam, a bracket is arranged on the column body, and one end of the floor beam is arranged on the bracket; the beam bottom is in welded connection with the bracket top embedded part and the beam bottom embedded part through a base plate; the column body is connected with the floor beam through a connecting piece; the connecting piece comprises a sleeve embedded in the floor beam, a bolt arranged in the sleeve and an angle steel plate arranged on the side wall of the floor beam, a long round hole is formed in the angle steel plate, the exposed head end of the bolt is limited in the long round hole in a matched sliding mode through a base plate, and the side end of the angle steel plate is connected with an embedded piece on the upper side portion of the column body. The connecting piece structure is additionally arranged at the connecting position of the floor beam and the column, the long round hole in the connecting piece is matched with sliding limiting connection of the bolt preset at the beam end, horizontal constraint and vertical constraint of the upper portion of the beam end are released, bending moment cannot be generated at the beam end, and therefore beam-column hinging is achieved.

This invention relates to the field of building construction, specifically disclosing an automatic installation mechanism for formwork components used in the construction of corbel linings. The mechanism includes a first lining formwork that adheres to the upper side of the corbel structure and the lining sidewall, and a second lining formwork that adheres to the vertical side and lower side of the corbel structure and the lining sidewall. It also includes a first control unit for controlling the vertical or horizontal movement of the first lining formwork and a second control unit for controlling the vertical or horizontal movement of the second lining formwork. A hinge unit is provided between the first lining formwork and the second lining formwork on the side closest to the second lining formwork. Both the first and second control units are connected to a hydraulic control system controlled by a hydraulic trolley. This solution automates the movement of the first and second lining formwork through the aforementioned first and second control units and hydraulic control system, eliminating the need for manual installation of the first and second lining formwork sequentially onto the corbel structure, making construction more convenient and efficient.

The invention discloses a continuous beam bridge cast-in-place section corbel bracket hoisting and accurate alignment construction method, which belongs to the technical field of corbel bracket construction, and comprises the following steps: S1, bracket structure design: adopting a triangular bracket as a load-bearing system, selecting double-spliced channel steel as a bracket diagonal rod, selecting double-spliced channel steel as a longitudinal rod, and pre-embedding and connecting with a pier body through a climbing cone; according to the method, a triangular bracket bearing system is adopted, the inclined rods and the longitudinal rods are both made of double-spliced channel steel, climbing cones are accurately pre-buried through a positioning plate with the thickness of 16 mm, reliable connection of the bracket and a pier body is achieved, and the risk that a traditional support is not firm in anchoring is avoided; meanwhile, when the bracket is machined in a factory, the splicing welding seam quality is strictly detected, the attachment degree of connecting nodes is checked through on-site pre-assembly, stage-by-stage pre-pressing is carried out, stability is judged when the final two-time settlement difference is smaller than or equal to 2 mm, the bearing capacity of the bracket can be effectively verified, inelastic deformation is eliminated, and construction safety is guaranteed in the whole process from structural design, machining and installation to load inspection; and hidden dangers of deviation, instability and the like of the frame body are reduced.

The application discloses an assembled corridor, comprising upper chord bars, lower chord bars and inclined web bars; an assembled corridor end connecting structure, comprising a corridor, a corbel and a pre-buried part, the upper side of the end of the corridor is connected with a fourth connecting piece, the fourth connecting piece is connected with a main building frame column through a cable assembly; the third connecting piece on the lower side of the end of the corridor is fixed on the top of the corbel through the pre-buried part, and the corbel is fixed on the side of the main building frame column; the lower side and the upper side of the end of the corridor are connected through a support web bar. The application further provides a corridor construction method. The application has the advantages that the corridor is connected by steel components, has high assembly degree and is simple to construct; fasteners are used to connect the components, the node construction process is simple, and the construction quality can be guaranteed; and the cable assembly is designed for anti-falling.

This invention relates to a detachable corbel connection node, comprising a steel column body, a surrounding plate connection mechanism, and corbel components. The surrounding plate connection mechanism is installed around the four sides of the steel column body and includes a support plate with a notch on the connection surface between the steel column body and the corbel component. A corbel end plate is provided in the center of the corbel component, and a protrusion on the end plate matches the notch. The protrusion of the corbel component engages with the notch of the steel column body, and the corbel component and the surrounding plate connection mechanism are connected by bolts. This invention achieves a reliable corbel connection and is easy to disassemble.

The utility model discloses a device for synchronously lifting and transversely moving a steel corbel and a large-span steel ceiling, and belongs to the technical field of steel structure construction. The device comprises a first bracket lifting lug, a second bracket lifting lug, a first steel ceiling lifting lug, a second steel ceiling lifting lug, a building structure lifting lug and three sets of lifting devices. The second steel ceiling lifting lug and the first steel ceiling lifting lug are fixed to the two sides, close to and away from the building structure, of the steel ceiling ring beam respectively. The first bracket lifting lug and the second bracket lifting lug are fixed to web plates on the two sides, away from and close to the building structure, of the steel bracket correspondingly. And lifting devices are arranged between the first bracket lifting lug and the first steel ceiling lifting lug, between the second bracket lifting lug and the second steel ceiling lifting lug and between the second bracket lifting lug and the building structure lifting lug. The lower portion of the steel ceiling ring beam is further provided with a clamping plate used for clamping the upper flange of the lower steel corbel. The device is used for synchronous lifting and transverse moving construction of the steel corbel and the large-span steel ceiling, is safer and more reliable, and improves the construction efficiency.

According to the construction method for jacking and descending the existing building into the ground to reduce the building height, engineering piles and an operation space are dug out, detachable steel corbels are installed on the engineering piles, upside-down jacks are installed on pile bearing platforms, after all the engineering piles are cut off, the engineering piles on the lower portion of the cut-off face are pressed downwards one by one, and after all the engineering piles are pressed to the designed elevation, the engineering piles are lifted and lowered to the ground. A group control synchronous control system is adopted for synchronously controlling the jacks to contract slowly, then the upper building slowly and uniformly descends downwards, and the top of the upper building can be descended to the designed elevation through repeated operation. According to the construction method, the problems of high dismantling operation surface, high operation difficulty, high operation risk and the like of the upper floor of the existing building are solved, and the novel existing building jacking and descending construction method is wide in application prospect.

The utility model discloses a wall-mounted cable bridge, which relates to the technical field of cable bridges and comprises a bridge, a positioning component and a plurality of fixing plates. The periphery of the fixing plate is provided with first screws connected with a wall. Supporting arms are integrally formed on the front sides of the fixing plates, the bridge is placed on the supporting arms, and second screws connected with the supporting arms are arranged on the bridge. After one supporting arm is installed, the transverse rod is fixed to the side rod at the right end of the supporting arm on the left side through the fixing assembly, then the scale rod is pulled rightwards and stopped after reaching the needed distance, at the moment, the scale rod is fixed by the left hand, a new supporting arm is taken by the right hand, the side rod at the left end of the new supporting arm is inserted into the sleeve, and then the new supporting arm can be positioned; the distance between the new corbel and the installed corbel meets the requirement, and the new corbel is in a horizontal state, so that the new corbel can be positioned, by adopting the mode, other corbels can be horizontally installed at equal intervals, and the installation efficiency of the wall-mounted bridge is improved.

The invention discloses a semi-prefabricated rail top air duct arrangement method which comprises the following steps that (1) during construction of a station middle plate, lower suspended beams are arranged on the two sides of a preset rail top exhaust duct position correspondingly, the lower suspended beams and the station middle plate are integrally formed in a pouring mode, and the lower suspended beam close to one side of a top longitudinal beam is tightly attached to the top longitudinal beam; (2) a prefabricated air duct bottom plate is inserted between the lower suspended beams and erected on bracket structures on the opposite side faces of the lower suspended beams, and gaps are formed between the two sides of the prefabricated air duct bottom plate and the lower suspended beams correspondingly; 3, after the gap between the lower suspended beam and the prefabricated air duct bottom plate is filled with P42.5 cement mortar, cement mortar with the gradient being 1% is arranged on the prefabricated air duct bottom plate to find a slope surface. According to the method, construction of the air duct can be directly completed during construction of the station middle plate, the construction period is effectively shortened, the construction efficiency is improved, and the stress stability of the air duct structure is reliable.

The utility model discloses a connecting structure of a steel corbel and a concrete modularized building stair, which comprises a concrete building module, the steel corbel, a bent anchor steel bar and a prefabricated stair, an embedded part is embedded in the concrete building module, the embedded part comprises an embedded steel plate and an anchor bar, the embedded steel plate is fixed at the outer side end of the anchor bar, and the embedded steel plate is fixed at the outer side end of the anchor bar. The anchor bars are embedded in concrete of the concrete building module, and the outer side face of the embedded steel plate is exposed out of the inner side face of the wall of the concrete building module. The steel corbel comprises a connecting plate and a top plate, the bottom end of the bent anchor steel bar is provided with a bent section, and the bent section is welded to the top plate. Pin holes are reserved in the prefabricated stairs, the bent anchor steel bars are inserted into the pin holes, and high-strength grouting materials are filled between the bent anchor steel bars and the inner walls of the pin holes. The connecting structure can realize quick and convenient connection of the stairs, and improves the construction efficiency; and the integrality and the safety of the stair structure can be effectively improved.

The application relates to the technical field of bridge construction, in particular to a bridge pier pre-buried right-angle corbel support design method and system, which comprises the following steps: acquiring geological parameters of a bridge construction area, and mapping the geological parameters into load reduction coefficients of bridge pier sites; calculating right-angle corbel design loads, and synchronously generating a parameterized model of a Bailey buckle, and outputting an initial corbel model of an integrated buckle structure; performing pier column main reinforcement path and Bailey buckle space collaborative optimization on the initial corbel model to obtain an optimized corbel model with a perforated structure; performing multi-parameter iterative simulation analysis on the optimized corbel model to obtain a plurality of candidate design schemes; and performing multi-objective evaluation on the plurality of candidate design schemes to obtain an optimal design scheme. Through the application, the problems that geological conditions are difficult to quantify, load calculation lacks dynamic correction, and the space of a corbel and a Bailey buckle support is difficult to collaborate in the prior art are effectively solved, and integrated design of structure stress optimization and construction arrangement is realized.

The utility model relates to ancient building arch structure technical field provides a kind of arch structure for ancient building, comprising: sitting pot;Groove, set up on the surface of the sitting pot;Further comprising: two arches, movably embedded in the inside of groove, two the mortise and tenon joint of arch, two the symmetrical place of arch one side surface is provided with scatter pot;Mounting slot, set up on the surface of the sitting pot away from groove, trapezoidal slot is set up in the inside of the mounting slot.The utility model, when the positioning pin of pulling spring two surface is positioned, embedding installation connecting block in the inside of slot, can be according to different shape's support column in advance, install different shape's connecting piece, when loosening positioning pin, make positioning pin embedded in the inside of through-hole, carry out replacement work to installation connecting block, to facilitate according to different shape's support column and install work, improve the applicability of device.

The invention discloses a construction method suitable for inter-pile miscellaneous fill protection of a row pile support, which comprises the following steps of: forming a mounting hole in a top beam along the height direction, and forming a groove in the bottom of the top beam along the length direction; embedded pipes are embedded in the mounting holes of the top beams, and after the top beams and the row piles are mounted in place, steel wire mesh plates are mounted between the adjacent row piles; in the in-place process of the steel wire mesh plate, the upper portion of the steel wire mesh plate is embedded into a groove of the crown beam, and tensioning force is applied to the steel wire mesh plate by tensioning tensioning force cables arranged on the two sides of the steel wire mesh plate; the problems that miscellaneous fill is loose and easy to fall off and the use amount of spraying protection concrete is too large can be solved, the hidden danger of collapse of soil between piles is eliminated, the fitting degree and overall stability of a protection structure and a soil body are enhanced, the convenience and flexibility of protection construction can be improved, meanwhile, material loss is reduced, the construction cost is reduced, and the construction period is shortened. And the construction efficiency is improved on the basis of guaranteeing the supporting quality and the construction safety.

The invention discloses a steel-concrete structure building fold line curtain wall fixing structure and a construction method thereof. The steel-concrete structure building fold line curtain wall fixing structure comprises a steel beam, a steel square box, a plurality of anchor bars, a bracket, a concave point adapter, a curtain wall convex point stand column, a curtain wall concave point stand column, a floor bearing plate and concrete. The anchor bars are connected to the steel square box. The bracket is connected to the steel square box and the steel beam and located on the side, away from the anchor bar, of the steel beam. The concave point adapter is connected to the steel beam, and the extension length of the concave point adapter is smaller than that of the bracket in the direction perpendicular to the steel beam. The curtain wall convex point stand column is connected to the end of the bracket, the curtain wall concave point stand column is connected to the concave point adapter, and the floor support plate is located on the side, provided with the anchor bars, of the steel beam. The concrete is poured on the floor support plate, covers the anchor bars and is fixedly connected with the steel square box. In the invention, the structures such as the steel beam, the steel square box, the anchor bar, the bracket and the concave point adapter can be assembled and formed in a factory in advance, so that the assembly precision is improved, the operation complexity of site construction is reduced, and the assembly efficiency is obviously improved.

The assembly type corbel device for the steel sheet pile groove comprises a corbel, a rear steel sheet pile, an enclosing purlin and a front steel sheet pile, the front steel sheet pile and the rear steel sheet pile are of an opening type structure, the opening directions of the front steel sheet pile and the rear steel sheet pile are opposite, and the front steel sheet pile and the rear steel sheet pile are distributed alternately and fixed to each other. One side, far away from the opening, of the rear steel sheet pile is fixed with the enclosing purlin; the bracket comprises a seam filling back plate, a hook is fixed to the upper portion of the seam filling back plate, a fastening bolt penetrating through the hook is fixed to the end face of the seam filling back plate, and the fastening bolt is in threaded connection with a nut. A supporting plate and an enclosing purlin bearing plate are installed on the front side of the seam filling back plate, the supporting plate is located above the enclosing purlin bearing plate and fixed to the seam filling back plate, the enclosing purlin bearing plate is of a trapezoidal hollow structure, and the inclined face of the enclosing purlin bearing plate faces the seam filling back plate and is hinged to the supporting plate; the device solves the problems that a traditional enclosing purlin is uneven in stress and not firm in installation.

The utility model relates to the technical field of bridge construction, and provides a corbel for precast beam hoisting and a hoisting device.The corbel comprises a corbel body and further comprises a supporting frame, the supporting frame is arranged at the end of the corbel body, a threaded rod sliding way is arranged at the bottom of the corbel body in the direction perpendicular to the length direction of a precast beam, and a threaded rod is arranged in the threaded rod sliding way in a sliding mode; the screw sequentially penetrates through the supporting frame and the precast beam, a nut in threaded connection with the screw is arranged at the end, close to the supporting frame, of the screw, and a lifting lug plate is arranged at the top of the bracket body. The hoisting device comprises any one of the brackets for hoisting the precast beam, and the brackets are symmetrically arranged relative to the precast beam. By arranging the supporting frame, the corbel body can be conveniently connected with the precast beam, hoisting of the precast beam is achieved, the operation difficulty of independent hoisting of the precast beam is lowered, meanwhile, the safety coefficient is increased, the labor intensity of workers is relieved, the screws can be used repeatedly, and the cost is lowered.

The application provides a peripheral corbel prestressed cable type self-resetting special-shaped cross-section embedded column foot joint, which comprises a special-shaped cross-section steel pipe concrete column, a corbel is arranged at the outer extension end of the lower part of the special-shaped cross-section steel pipe concrete column, a cable is arranged on the corbel through prestress, and the corbel and the cable are both in the foundation and used for enhancing the connecting capacity of the column foot joint. The application can effectively enhance the connecting capacity of the column foot joint and the surrounding foundation concrete through the peripheral corbel and the cable, thereby improving the punching shear resistance and the anti-seismic capacity of the column foot joint, achieving the purpose of reducing the embedding depth of the embedded column foot, and the column foot joint has a certain self-resetting capacity due to the prestress of the cable.

The application discloses an underground comprehensive pipe gallery, which comprises a gallery body; a notch is arranged on the side wall of one side of the gallery body, the notch extends to the length of the gallery body along the length direction of the gallery, and the notch penetrates into the gallery body; a plurality of steel corbel assemblies are uniformly arranged on the outer wall of the gallery body at the notch along the length direction of the notch. The application further discloses a laying construction method of the underground comprehensive pipe gallery. In the application, the notch extending along the length direction of the gallery is arranged on one side of the gallery body, the notch can regularize the underground pipelines including the old pipelines on the outer side of the gallery into the gallery without interrupting the pipelines, and the influence on the nearby residents, communication and the like is reduced to the minimum on the premise of ensuring the construction progress of the gallery.

This application relates to a corbel lining trolley, including a frame assembly, a template assembly, and a drive assembly. The template assembly includes a first template, a second template, and a third template. The first template is connected to the frame assembly and is used to fit against the tunnel roof. The second template is connected to the first template and is used to fit against the tunnel side. The third template is connected to the second template and can cooperate with the second template to form a corbel template for casting the corbel structure. The drive assembly includes a first drive member and a second drive member. The first drive member is connected to the third template and is used to drive the third template to rotate towards the frame assembly to avoid the corbel structure. The second drive member is connected to the frame assembly and the second template and is used to drive the second template to move closer to or away from the tunnel inner wall. Therefore, this corbel lining trolley not only improves the demolding efficiency of the corbel structure but also ensures that the integrity of the corbel structure is not affected.

The utility model provides a capping beam construction structure, and relates to the technical field of bridge construction. Each capping beam construction structure comprises a pre-buried climbing cone, a bracket, an unloading assembly and a capping beam fixing structure, the brackets are installed on the pier columns through the pre-buried climbing cones, the unloading assemblies are installed on the tops of the brackets and connected with the capping beam fixing structures, and the capping beam fixing structures are used for supporting capping beams; the unloading assembly comprises two first connecting bases which are symmetrical up and down, two second connecting bases which are symmetrical left and right and a driving piece, the two second connecting bases are located between the two first connecting bases, and the two ends, facing the two second connecting bases, of each first connecting base are each provided with an inclined face structure; the first connecting bases are slidably connected with the two first connecting bases through the slope structures correspondingly, the driving part is used for driving the two second connecting bases to get close to or get away from each other, the two first connecting bases are connected with the bracket and the bent cap fixing structure correspondingly, and the influence on the pier column structure in the bent cap construction process can be reduced.

The present invention provides a support frame for use in a system for supporting a horizontal slab, the support frame comprising a horizontal beam comprising a first corbel element on the first side face, the first corbel element comprising at least one corbel extending along at least a portion of the length of the horizontal beam between the first and second ends, the at least one corbel having a horizontal top surface; and at least two columns extending downwardly from the horizontal beam, said columns being spaced apart from each other; wherein said support frame being formed as a reinforced concrete unitary body. The present invention also provides a system for supporting a horizontal slab employing two or more support frames.

The application provides a deep foundation pit soil taking construction method using a soil taking equipment with a corbel support station, comprising the following steps: step 1) designing the support positioning and quantity in the corbel design stage in the deep foundation pit construction; step 2) performing the support construction synchronously with the corbel construction; and step 3) performing the deep foundation pit soil taking operation by the soil taking equipment at the support station. The application supports the soil taking equipment by the reinforced concrete support on the corbel, reduces the land occupation of the soil taking equipment in the construction site, fully utilizes the space in the limited construction land, and improves the construction efficiency.

The utility model relates to a post-cast strip independent supporting structure which comprises temporary concrete stand columns arranged below cantilever beam sections on the two sides of a post-cast strip. The first bracket is arranged on the temporary concrete stand column on one side of the post-cast strip; the second bracket is arranged on a temporary concrete stand column on the other side of the post-cast strip and is arranged below the first bracket at an interval; the fixed hinge support is fixed on the first bracket; the adjustable base is fixed on the second bracket; the movable support is fixed at the upper end of the adjustable base; one end of the cross beam is fixed on the fixed hinged support, and the other end of the cross beam is slidably connected to the movable support. The utility model does not need to erect a floor type scaffold, can adapt to settlement, and is flexible and convenient to level and erect a framework erecting base plane of a bottom die.

1. Name of the design product: corbel bracket (Song rhyme translation). 2. Use of the design product: for building decoration. 3. Design points of the design product: in shape. 4. Picture or photo that best indicates the design points: perspective view.

The application discloses a structure for solving the subsidence of a floor type scaffold foundation and a construction method thereof, and belongs to the technical field of scaffolds. The structure comprises a corbel and a basement roof. The surface of the corbel is provided with a pre-embedded reinforcing bar, the upper surface of the corbel is poured with a foundation, and the top of the foundation is pre-embedded with a U-shaped clamp. The surface of the basement roof is also pre-embedded with a U-shaped clamp, and the basement roof and the upper part of the foundation are jointly laid with an I-shaped steel, and the two ends of the I-shaped steel are respectively placed in the pre-embedded U-shaped clamps. The upper part of the corbel is made of a reinforced concrete foundation, the two ends of the I-shaped steel are respectively placed on the basement roof and the made foundation, the I-shaped steel is fixedly arranged through the U-shaped clamps, and the vertical pole is stressed on the I-shaped steel, so that the scaffold is effectively prevented from subsiding. The floor type scaffold can be erected without waiting for the backfilling to be completed, the material is simple to obtain, the construction cost is relatively small, and the construction is convenient and fast.

The application discloses a full-assembly building beam-column joint based on a bracket cantilever and belongs to the technical field of assembly building structures. The full-assembly building beam-column joint comprises a prefabricated vertical column, a prefabricated bracket and a prefabricated beam, the prefabricated bracket is arranged on the side wall of the prefabricated vertical column, and the end of the prefabricated beam is supported on the prefabricated bracket; a force transmission mechanism is further arranged, one end of the force transmission mechanism is connected with the end of the prefabricated beam, the other end of the force transmission mechanism penetrates through the prefabricated vertical column and is connected with a dispersion plate opposite to the prefabricated vertical column, and the cantilever stress generated by the prefabricated beam is transmitted and dispersed to the vertical surface opposite to the prefabricated vertical column. The full-assembly building beam-column joint changes the unilateral stress mode of the traditional bracket joint, realizes balanced stress of the full cross section of the vertical column, effectively reduces stress concentration of the joint, and is convenient to assemble, reliable in stress, and strong in integrity.