Coating-free high-performance buckling restrained brace
Technical Field
The utility model relates to the technical field of building components, in particular to a coating-free high-performance buckling restrained brace.
Background
The coating-free high-performance buckling restrained brace is a novel supporting form, and is generally composed of an inner core steel, a peripheral restrained sleeve and a non-adhesive isolation material between the inner core steel and the peripheral restrained sleeve in structure, and the inside of the restrained sleeve is filled with high-performance concrete. The periphery constraint sleeve is provided with two forms of reinforced concrete constraint sleeve and peripheral square steel pipe and internally filled concrete or mortar combined constraint sleeve, the constraint sleeve of the traditional coating-free high-performance buckling constraint support is of an integrated structure, when the core plate is installed, the cross holes of the sleeve and the end plate are needed to be penetrated for the crane equipment which is matched and installed, the positioning and installation difficulty of the holes is high, the technical requirements on operators are high, when errors occur in operation, the core plate and the end plate are easy to collide and even damage, and therefore, an improved technology is needed to solve the problem in the prior art.
Disclosure of Invention
The utility model aims to provide a coating-free high-performance buckling restrained brace, wherein an upper end support and a lower end support are connected through a plurality of longitudinal battens, compared with a traditional integral support structure, the coating-free high-performance buckling restrained brace is convenient for positioning and installing a core plate, greatly reduces the assembly difficulty, improves the assembly efficiency, and is more convenient for field assembly, so that the problems in the background technology are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the coating-free high-performance buckling restrained brace comprises a core plate, an upper end bracket, a lower end bracket, longitudinal lacing bars and high-performance concrete, wherein the core plate is arranged between the upper end bracket and the lower end bracket, and two sides of the upper end bracket and the lower end bracket are connected with each other through a plurality of longitudinal lacing bars;
the upper end bracket comprises upper angle steel, upper transverse lacing bars and upper end plates, wherein the upper angle steel is symmetrically arranged and connected through a plurality of upper transverse lacing bars, the upper end plates are respectively arranged at the two ends of the upper angle steel, an upper soil-shaped groove is formed in the lower end of each upper end plate, and a clamping groove is formed in the bottom of each upper end plate;
the lower end bracket comprises lower angle steel, lower transverse lacing bars and lower end plates, wherein the lower angle steel is symmetrically arranged and connected through a plurality of lower transverse lacing bars, two ends of the lower angle steel are respectively provided with the lower end plates, the upper ends of the lower end plates are provided with lower soil grooves, the lower soil grooves are matched with the upper soil grooves to form cross grooves, the tops of the lower end plates are provided with clamping bars, and the clamping bars are spliced with the clamping grooves of the upper end plates;
the two ends of the core plate are provided with transverse plates, and the end parts of the core plate and the transverse plates are respectively penetrated into cross grooves formed by a lower soil groove and an upper soil groove;
the high-performance concrete is wrapped outside the core plate, the upper end support, the lower end support and the longitudinal battens.
Preferably, the coating-free high-performance buckling restrained brace provided by the utility model is characterized in that the transverse plates are vertically connected with the core plates in a welding mode.
Preferably, the coating-free high-performance buckling restrained brace provided by the utility model is characterized in that the upper transverse lacing bars are connected with the upper angle steel in a welding mode, and the lower transverse lacing bars are connected with the lower angle steel in a welding mode.
Preferably, the coating-free high-performance buckling restrained brace provided by the utility model is characterized in that the upper angle steel is connected with the upper end plate in a welding mode, and the lower angle steel is connected with the lower end plate in a welding mode.
Preferably, the coating-free high-performance buckling restrained brace provided by the utility model is characterized in that the longitudinal lacing bars are respectively connected with the upper angle steel and the corresponding lower angle steel in a welding mode.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The novel integrated bracket mainly comprises a core plate, an upper end bracket, a lower end bracket and high-performance concrete, wherein the upper end bracket and the lower end bracket are connected through a plurality of longitudinal battens, compared with a traditional integrated bracket structure, the novel integrated bracket structure is convenient for positioning and mounting the core plate, greatly reduces the assembly difficulty and is more convenient for on-site assembly.
(2) The draw-in groove has been seted up to upper portion end plate bottom, and lower part end plate top is provided with the card strip, and lower part end plate and upper portion end plate pass through the mode of tongue-and-groove and connect, still guarantee the structural strength and the stability of end plate when realizing assembling.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal structure (high performance concrete not shown) of the present utility model;
FIG. 3 is a schematic cross-sectional view of the present utility model;
FIG. 4 is a schematic view of the upper and lower end plates;
fig. 5 is a schematic view of the structure of the junction between the upper end plate and the lower end plate.
In the figure: core board 1, longitudinal lacing bar 2, high-performance concrete 3, upper angle steel 4, upper transverse lacing bar 5, upper end plate 6, upper soil groove 7, clamping groove 8, lower angle steel 9, lower transverse lacing bar 10, lower end plate 11, lower soil groove 12, clamping bar 13 and transverse plate 14.
Description of the embodiments
The technical solutions of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, based on the embodiments of the utility model, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the utility model;
it should be noted that, in the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", "lower", "both sides", "one end", "the other end", "left", "right", etc. are directions or positional relationships based on the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: the coating-free high-performance buckling restrained brace comprises a core plate 1, an upper end bracket, a lower end bracket, longitudinal battens 2 and high-performance concrete 3, wherein the core plate 1 is arranged between the upper end bracket and the lower end bracket, two sides of the upper end bracket and the lower end bracket are mutually connected through a plurality of longitudinal battens 2, and the longitudinal battens 2 are respectively connected with an upper angle steel 4 and a corresponding lower angle steel 9 in a welding mode so as to realize the connection of the longitudinal battens 2 with the upper angle steel 4 and the lower angle steel 9;
the upper end bracket comprises upper angle steel 4, upper transverse lacing bars 5 and upper end plates 6, wherein the upper angle steel 4 is provided with two upper transverse lacing bars 5 which are symmetrically arranged and are connected through a plurality of upper transverse lacing bars 5, the upper transverse lacing bars 5 are connected with the upper angle steel 4 in a welding mode so as to realize the connection between the upper transverse lacing bars 5 and the upper angle steel 4, the two ends of the upper angle steel 4 are respectively provided with the upper end plates 6, the upper angle steel 4 is connected with the upper end plates 6 in a welding mode so as to realize the connection between the upper end plates 6 and the upper angle steel 4, the lower end of the upper end plates 6 is provided with upper soil grooves 7, and the bottoms of the upper end plates 6 are provided with clamping grooves 8;
the lower end bracket comprises lower angle steel 9, lower transverse battens 10 and lower end plates 11, wherein the lower angle steel 9 is provided with two lower transverse battens 10 which are symmetrically arranged and are connected through a plurality of lower transverse battens 10, the lower transverse battens 10 are connected with the lower angle steel 9 in a welding mode so as to realize the connection between the lower transverse battens 10 and the lower angle steel 9, the two ends of the lower angle steel 9 are respectively provided with the lower end plates 11, the lower angle steel 9 is connected with the lower end plates 11 in a welding mode so as to realize the connection between the lower end plates 11 and the lower angle steel 9, the upper end of the lower end plates 11 is provided with lower end soil grooves 12, the lower end soil grooves 12 are matched with the upper end soil grooves 7 to form cross grooves, the tops of the lower end plates 11 are provided with clamping bars 13, and the clamping bars 13 are spliced with the clamping grooves 8 of the upper end plates 6;
the two ends of the core plate 1 are provided with transverse plates 14, the transverse plates 14 are vertically connected with the core plate 1 in a welding mode so as to realize the connection of the transverse plates 14 and the core plate 1, and the end parts of the core plate 1 and the transverse plates 14 are respectively penetrated into cross-shaped grooves formed by a lower soil-shaped groove 12 and an upper soil-shaped groove 7;
the high-performance concrete 3 is wrapped outside the core plate 1, the upper end support, the lower end support and the longitudinal batten 2.
The manufacturing method and the use principle are as follows: the upper end bracket is formed by welding two upper angle steels 4, a plurality of upper transverse lacing bars 5 and two upper end plates 6, and the lower end bracket is formed by welding two lower angle steels 9, a plurality of lower transverse lacing bars 10 and two lower end plates 11. Four cross plates 14 are welded at two ends of the core plate 1 in pairs to form cross-shaped ends, and the surface of the core plate 1 is adhered with non-adhesive isolation materials. The core plate 1, the upper end bracket, the lower end bracket and the longitudinal batten 2 are then transported to a construction site for assembly. The core plate 1 is placed on a lower end bracket, the end part and a transverse plate 14 at the end part are supported in a lower end soil groove 12, then the upper end bracket is covered, the clamping groove 8 of the upper end plate 6 is spliced with the clamping strip 13 of the lower end plate 11, and then a plurality of longitudinal lacing strips 2 are respectively welded with the upper angle steel 4 and the lower angle steel 9 at the same side, so that the framework is assembled. And finally, placing the framework into a mould, pouring high-performance concrete, and solidifying to obtain the lattice type coating-free high-performance buckling restrained brace. The utility model has reasonable structure, is mainly composed of a core plate 1, an upper end bracket, a lower end bracket and high-performance concrete 3, wherein the upper end bracket and the lower end bracket are connected through a plurality of longitudinal battens 2, and compared with the traditional integral bracket structure, the utility model is convenient for positioning and installing the core plate 1, greatly reduces the assembly difficulty and is more convenient for on-site assembly; and draw-in groove 8 has been seted up to upper portion end plate 6 bottom, and lower part end plate 11 top is provided with card strip 13, and lower part end plate 11 and upper portion end plate 6 pass through the mode of tongue-and-groove and connect, still guarantee the structural strength and the stability of end plate when realizing assembling.
The present utility model is not described in detail in the present application, and is well known to those skilled in the art.
Finally, what is to be described is: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the examples, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.