CN203583674U - Assembly type concrete anti-seismic beam column framework - Google Patents

Abstract

The utility model relates to an assembled concrete anti-seismic beam-column frame, which comprises corbel columns (1), beams (2), steel strands (4) and anchors (5). The beams (2) are arranged on two corbels Between the columns (1), the crossbeam (2) is provided with through-holes along the transverse direction, and the cantilevered part of the corbel column (1) and the column are provided with horizontal through-holes corresponding to the crossbeam (2). The strands (4) pass through the through holes in the corbels (1) and the beams (2) in turn, and anchors (5) are used to fix the strands (4) to the corbels (1) at both ends, It is characterized in that: the upper part of the cantilevered part of the corbel column (1) is shorter than the bottom, and the end surface is in a second-order shape, and the end surfaces connected with the cantilevered part of the beam (2) and the corbel column (1) are mutually matched second-order shape. The advantage of this column frame is that it is convenient to assemble with the beam, and the integrity of the assembled parts is good, which is beneficial to the shear load.

Description

A prefabricated concrete anti-seismic beam-column frame

technical field

The utility model belongs to the field of civil building structures, and relates to a reinforced concrete structure, in particular to a prefabricated reinforced concrete assembled anti-seismic frame structure. the

Background technique

The prefabricated reinforced concrete structure is assembled by prefabricating components at the component preparation stage and transporting them to the project site for assembly. Compared with the cast-in-place reinforced concrete structure, it has the following advantages: the components are mechanized and mass-produced in the factory, with good production conditions, good quality, high efficiency, labor saving, and little impact on the environment and traffic. It can be said that assembly is one of the important development trends of reinforced concrete structures. However, judging from the current use effect, the prefabricated reinforced concrete structure still has shortcomings such as poor integrity and transportation and installation problems. These shortcomings seriously hinder and restrict the popularization and application of prefabricated reinforced concrete structures. the

The utility model provides an assembled reinforced concrete frame structure which is easy to assemble, has good overall performance and has an anti-seismic function. the

Contents of the invention

Technical problem to be solved:

The utility model provides an assembled reinforced concrete frame structure in order to solve the defects existing in the existing assembled reinforced concrete structure. The utility model has the advantages of good overall performance, simple assembly and certain seismic performance. the

Technical solutions:

In order to achieve the above functions, the utility model provides an assembled concrete anti-seismic beam-column frame, including a corbel column 1, a beam 2, a steel strand 4 and an anchor 5, and the beam 2 is arranged between two corbel columns 1 , the interior of the beam 2 is provided with a through hole along the transverse direction, the cantilevered part of the corbel column 1 and the column are provided with a horizontal through hole corresponding to the beam 2, and the steel strand 4 passes through the corbel column 1 and the beam in turn. 2, and anchors 5 are used to fix the steel strand 4 on the corbels 1 at both ends, which is characterized in that: the upper part of the cantilevered part of the corbel 1 is shorter than the bottom, and the end surface is in a second-order shape , the end faces connecting the beams 2 and the cantilevered parts of the corbels 1 are in a two-step shape that cooperates with each other. the

The same plane contains three or more corbels 1, and the same height of the corbels 1 is provided with cantilevered parts, and the cantilevered parts are in a straight line, wherein, the middle corbel 1 is provided with two The corbels 1 at both ends are provided with a cantilevering part inward, and the steel strand 4 is fixed on the corbels 1 at both ends. the

Preferably, a rubber pad 3 is provided at the connection between the corbel column 1 and the beam 2, the rubber pad 3 has a lateral dimension adapted to the beam 2, and a through hole is provided along the thickness direction to allow the steel strand 4 to pass through. the

Beneficial effect:

An assembled concrete anti-seismic beam-column frame provided by the utility model has the beneficial effect that the end of the cantilevered part of the corbel column is in the shape of a second step, which is convenient to assemble with the beam, and the integrity of the assembled part is good, which is beneficial to the anti-seismic Shear bearer. the

The beneficial effect of the corbel having a certain length is that the assembling position of the beam 2 and the corbel column 1 avoids the position of the beam end where the shear force is relatively large, and the integrity of the beam-column joints is guaranteed. the

The assembled position of the crossbeam 2 and the corbel column 1 is provided with a rubber pad 3, which can play the role of energy dissipation and shock absorption, and has an anti-seismic function. the

Description of drawings

Figure 1 (a) is a schematic structural view of the utility model. the

Figure 1(b) is a schematic structural view of the utility model. the

Figure 2(a) is a schematic diagram of the structure of a corbel column. the

Figure 2(b) is a schematic diagram of the structure of the corbel column. the

Figure 3 is a schematic diagram of the beam structure. the

Figure 4(a) is a schematic diagram of the rubber pad. the

Figure 4(b) is a side view of the rubber pad. the

In the figure, 1-corbel column, 2-beam, 3-rubber pad, 4-steel strand, 5-anchor, 6-through hole. the

Detailed ways

Below in conjunction with accompanying drawing, utility model is described further:

Fig. 1 (a) and Fig. 1 (b) are the schematic diagrams of the utility model

A prefabricated concrete anti-seismic beam-column frame, comprising a corbel 1, a beam 2, a steel strand 4 and an anchor 5, the beam 2 is arranged between two corbels 1, and the interior of the beam 2 is arranged along the transverse direction There are through holes, the cantilevered part of the corbel column 1 and the column body are provided with horizontal through holes corresponding to the beam 2, the steel strand 4 passes through the through holes in the corbel column 1 and the beam 2 in turn, and anchors are used to 5. Fix the steel strand 4 on the corbels 1 at both ends, which is characterized in that: the upper part of the cantilevered part of the corbel 1 is shorter than the bottom, and the end face is in a two-step shape, and the crossbeam 2 and the corbel 1 are suspended The end faces connected by the pick parts are two-stage shapes that cooperate with each other. The length of the cantilevered part is not less than 1.5 times the height of the beam 2 or 500mm, and there is a dense area of stirrups at the end of the beam. The construction specification is that the length of the dense area is 1.5 times the height of the beam. the

As shown in Figure 2(a) and Figure 2(b), there are three or more corbels 1 in the same plane, and the same height of the corbels 1 is provided with overhanging parts, and the overhanging parts form A straight line, wherein the middle corbel 1 is provided with two cantilevered parts, and the corbels 1 at both ends are provided with a cantilevered part inward, and the steel strand 4 is fixed on the corbels 1 at both ends . the

The junction of the corbel column 1 and the crossbeam 2 is provided with a rubber pad 3 whose lateral dimension is adapted to the crossbeam 2, and a through hole is provided along the thickness direction for the steel strand 4 to pass through. the

Construction method of the present utility model, concrete steps are:

Step 1: According to the design parameters of building structure grade, load, span, and storey height, determine the cross-sectional size and steel bar consumption of beam 2 and corbel 1, and determine the second-order end face of corbel 1 connected with beam 2 area, construction size;

Step 2: Prefabricated corbel 1 and prefabricated beam 2: Prefabricate beam 2 and corbel 1 in the prefabrication factory according to the design requirements, and accurately reserve through holes in the design positions of corbel 1 and beam 2; The cantilevered part is made with the length of the upper cantilever shorter than that of the bottom, and the end surface is formed into a two-step shape, and the end surface of the beam 2 is made into a two-step shape that cooperates with the corbel column 1; according to the traditional beam and column prefabrication method, concrete is poured and the prefabrication is completed ;

Step 3: On-site installation of the prefabricated concrete anti-seismic beam-column frame: transport the prefabricated prefabricated beams and prefabricated columns to the construction site, first install the prefabricated corbel 1 with corbels, and after the installation is in place, hoist the prefabricated beam 2 to the After being on the same level as the cantilevered part of the corbel 1, hoist the prefabricated beam 2 into the relative position between the cantilevered parts of two adjacent corbels 1, so that the two-step end faces match each other; Put in the rubber pad 3; then use the steel strand 4 to pass through the anchor 5, the corbel 1, the rubber pad 3, the beam 2, the rubber pad 3, the corbel 1, and the anchor 5; Stranded wire 4, and anchored with anchorage 5;

Step 4: Fix the foot of the corbel column 1;

Step 5: Grout and seal the assembly joints. the

Although the utility model has been disclosed as above with preferred embodiments, they are not used to limit the utility model. Any person familiar with the art can make various changes or modifications without departing from the spirit and scope of the utility model. modification, so the protection scope of the present utility model shall be defined by the protection scope of the claims of the present application. the

Claims (3)

1. an assembly concrete antidetonation beam column frame, comprise bracket column (1), crossbeam (2), steel strand (4) and ground tackle (5), crossbeam (2) is arranged between two bracket columns (1), described crossbeam (2) is inner is provided with through hole along horizontal direction, the cantilever part of bracket column (1) is provided with the horizontal through hole corresponding with crossbeam (2) with cylinder, steel strand (4) are successively through the interior through hole of bracket column (1) and crossbeam (2), and adopt ground tackle (5) steel strand (4) to be fixed on the bracket column (1) at two ends, it is characterized in that: the cantilever part top of described bracket column (1) is shorter than bottom, end face becomes two-step shape, described crossbeam (2) is the two-step shape cooperatively interacting with the end face that bracket column (1) cantilever part is connected.

2. assembly concrete antidetonation beam column frame according to claim 1, it is characterized in that: in same plane, comprise three or three above bracket columns (1), the sustained height of bracket column (1) is provided with cantilever part, and described cantilever part is in alignment, wherein, middle bracket column (1) be provided with two cantilever parts, the bracket column at two ends (1) is inwardly provided with a cantilever part, described steel strand (4) are fixed on the bracket column (1) at two ends.

3. assembly concrete antidetonation beam column frame according to claim 1 and 2, it is characterized in that: the junction of described bracket column (1) and crossbeam (2) is provided with rubber cushion blocks (3), rubber cushion blocks (3) lateral dimension and crossbeam (2) adaptation, through-thickness is provided with through hole, and steel strand (4) are passed.

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