CN220184344U - Vertical connected node of full-assembled concrete shear wall - Google Patents

Abstract

The utility model discloses a vertical connection node of a fully assembled concrete shear wall in the technical field of buildings, which comprises a wall body and a vertical connection structure, wherein the wall body comprises an upper wall and a lower wall, section steel is embedded at the end part of the wall body, concrete grooves are formed in two sides of the end part of the wall body at the connection position, pegs are arranged on the surface of the section steel, transverse thick steel bars are arranged at the grooves, the upper wall at the middle part of the connection position of the wall body is provided with the grooves, the lower wall is provided with protrusions, the vertical connection structure comprises connection angle steel and bolts, the angle steel is provided with bolt holes, the groove part of the upper wall is aligned with the protrusion part of the lower wall to complete the assembly of the wall body, and then the vertical connection of the structure is performed in a bolt connection mode through connection steel plates. The utility model has the advantages that: the profile steel is utilized to replace longitudinal ribs of the edge members, a large number of longitudinal ribs of the edge members are prevented from being connected in a contraposition mode, the grooves and the protrusions are utilized to facilitate positioning of the wall body and enhance structural safety, meanwhile, the dry type connection mode of the bolts is convenient to construct, and the construction period can be shortened greatly.

Description

Vertical connected node of full-assembled concrete shear wall

Technical Field

The utility model relates to the technical field of building structures, in particular to a vertical connecting node of a fully assembled concrete shear wall

Background

The traditional building construction mode has low production efficiency, low construction speed, long construction period, large material consumption and large labor intensity, and the building design standardization, the production industrialization, the construction assembly and the management informatization become the development direction of the building industry.

The assembled concrete shear wall structure is prefabricated in a factory and assembled on site, so that the labor cost can be greatly reduced, the component quality is improved, and the assembled concrete shear wall structure has good economic benefit and application effect. At present, most of common horizontal joint steel bar connection modes in China belong to wet connection modes, namely grouting is needed at joints. The wet connection mode has the defects of difficult protection of finished components, complex grouting operation and construction process, large field wet operation engineering quantity, difficult detection and guarantee of grouting quality, slow construction progress and the like.

The conventional fabricated shear wall is provided with a large number of longitudinal ribs in edge members, the vertical connection of the longitudinal ribs of the edge members is realized through steel bar sleeve connection or slurry anchor connection, the construction precision requirement is high, the construction difficulty is high, the construction fault tolerance rate is low, and the construction quality is difficult to be effectively ensured.

Meanwhile, the existing part assembled shear wall has the defects of poor ductility, poor energy consumption performance and poor earthquake resistance performance at the joint.

Therefore, how to reduce on-site wet operation, ensure connection construction quality, lighten construction difficulty, reduce construction period, strengthen ductility, energy consumption capability and earthquake resistance of a wall body, and innovate an assembled shear wall structure and a construction method thereof are the problems which need to be solved at present.

Disclosure of Invention

The utility model aims to provide a vertical connecting node of a fully assembled concrete shear wall, which utilizes profile steel to replace longitudinal ribs of edge members, avoids alignment connection of a large number of longitudinal ribs of the edge members, utilizes grooves, the profile steel and protrusions of the concrete wall to facilitate positioning of the wall and provide shearing resistance, namely, enhances structural safety, and simultaneously adopts a dry connecting mode of bolts, so that construction is convenient. The structure can ensure the connection construction quality, lighten the construction difficulty and greatly shorten the construction period.

In addition, the utility model also provides a construction method of the prefabricated shear wall for the prefabricated shear wall.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a vertical connected node of full assembled concrete shear force wall which characterized in that: including wall body, vertical connection structure, the wall body includes wall and lower wall, the pre-buried shaped steel of tip of wall body, and the wall body is provided with the concrete groove in junction tip both sides, shaped steel surface is provided with the peg, and recess department is equipped with horizontal thick steel bar, and wall connection department middle part upper wall has set up the recess, and the lower wall has set up the arch, vertical connection structure includes angle steel, bolt, the angle steel is provided with the bolt hole, aligns the equipment of wall body in the protruding part of lower wall with the recess part of upper wall, then adopts bolted connection form to carry out the vertical connection of structure through the angle steel.

Preferably, the shape of the lower middle concrete recess of the upper wall is identical to the shape of the upper middle concrete protrusion of the lower wall.

Preferably, the profile steel is only embedded in the wall body and is provided with a peg.

Preferably, the connecting angle steel is provided with bolt holes, the section steel in the wall body is respectively provided with bolt holes corresponding to the connecting steel plates at the connecting positions, and the section steel is connected through bolts.

Preferably, the vertical connection of the single sides of the upper wall and the lower wall is completed by adopting four connecting angle steels

Preferably, the upper wall and the lower wall are connected through grooves, protrusions, embedded steel sections, transverse thick steel bars, connecting angle steel and bolts.

In the technical scheme, the prefabricated assembled shear wall structure of the embedded section steel has the following beneficial effects:

1. according to the utility model, the profile steel is used for replacing the longitudinal ribs of the edge components in the traditional precast shear wall, so that a large number of edge components are prevented from being connected in a counterpoint mode.

2. The section steel adopted by the utility model not only meets the bending-resistant bearing capacity requirement of the shear wall, but also enhances the ductility of the wall.

3. The concrete tooth slot is convenient for positioning in construction, increases the horizontal shearing resistance of the wall, reduces the sliding of the horizontal seam of the wall in the horizontal direction, and enhances the reliability of horizontal connection of the shear wall.

4. The patent adopts the dry connection of the bolt connection, thereby avoiding wet operation and shortening the construction period.

Drawings

FIG. 1 is an overall three-dimensional schematic view of a prefabricated fabricated shear wall structure of the pre-buried section steel of the present utility model;

FIG. 2 is a schematic overall plan view of a prefabricated shear wall structure of the pre-buried section steel of the present utility model;

FIG. 3 is an enlarged schematic view of the angle steel connection joint in the present utility model;

in the figure: 1-upper wall, 2-lower wall, 3-wall middle concrete groove, 4-wall middle concrete bulge, 5-pre-embedded section steel, 6-wall end reserved hole, 7-wall reserved transverse thick steel bar, 8-pre-embedded section steel reserved bolt hole, 9-connection angle steel, 10-connection angle steel reserved bolt hole and 11-bolt.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

As shown in the figure, a vertical connected node of full-assembled concrete shear wall, its characterized in that: including wall body, vertical connection structure, the wall body includes wall 1 and lower wall 2, and the pre-buried shaped steel 5 of tip of wall body, wall body are provided with concrete hole 6 in junction tip both sides, shaped steel 5 surface is provided with the peg, and the recess is equipped with horizontal thick steel bar 7, and wall body junction middle part upper wall has set up recess 3, and the lower wall has set up protruding 4, vertical connection structure includes angle steel 9, bolt 11, the angle steel is provided with bolt hole 10, aligns the recess part of upper wall in the equipment of the protruding part completion wall body of lower wall, then adopts bolted connection form to carry out the vertical connection of structure through the angle steel.

Further, the shape of the lower middle concrete recess of the upper wall is consistent with the shape of the upper middle concrete protrusion of the lower wall.

Furthermore, the section steel is only embedded in the wall body and is provided with a peg.

Further, the connecting angle steel is provided with bolt holes, the section steel in the wall body is respectively provided with bolt holes corresponding to the connecting steel plates at the connecting positions, and the section steel is connected through bolts.

Further, the vertical connection of the single sides of the upper wall and the lower wall is completed by adopting four connecting angle steels

Further, the upper wall and the lower wall are connected with each other through grooves and protrusions, embedded steel sections, transverse thick steel bars, connecting angle steel and bolts.

Referring to fig. 1 to 3, the construction method of the present utility model includes the steps of:

step one: the method comprises the steps of finishing bolt hole punching of profile steel in a factory, reserving grooves and protrusions on a wall body through corresponding templates, pre-burying the profile steel and transverse thick steel bars for prefabrication of the wall body, and transporting and hoisting to the site after the factory prefabrication is finished;

step two: firstly, the lower wall 2 is erected, the upper wall 1 is hoisted, and the concrete groove 4 in the middle of the upper wall 1 is aligned with the concrete bulge 3 of the lower wall, so that the preliminary assembly of the wall body is completed;

step three: and the second bolt hole 10 of the connecting angle steel 9 corresponds to the reserved bolt hole 8 of the pre-embedded section steel of the upper wall and the lower wall and the pre-embedded transverse thick steel bar 7 of the upper wall and the lower wall, the upper wall 1, the connecting angle steel 9 and the lower wall 2 are connected through bolts 11, the connection of the 8 angle steels is completed, the vertical connection of the upper wall and the lower wall is formed, and finally the assembly of the wall body is completed.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (6)

1. The utility model provides a vertical connected node of full assembled concrete shear force wall which characterized in that: including wall body, vertical connection structure, the wall body includes wall and lower wall, the pre-buried shaped steel of tip of wall body, and the wall body is provided with the concrete groove in junction tip both sides, shaped steel surface is provided with the peg, and recess department is equipped with horizontal thick steel bar, and wall connection department middle part upper wall has set up the recess, and the lower wall has set up the arch, vertical connection structure includes angle steel and bolt, the angle steel is provided with the bolt hole, aligns the equipment of wall body in the protruding part of lower wall with the recess part of upper wall, then adopts bolted connection form to carry out the vertical connection of structure through the angle steel.

2. The vertical connection node of a fully assembled concrete shear wall according to claim 1, wherein: the shape of the lower middle concrete concave of the upper wall is consistent with the shape of the upper middle concrete convex of the lower wall.

3. The vertical connection node of a fully assembled concrete shear wall according to claim 1, wherein: the profiled bar is only embedded in the wall body and is provided with a peg.

4. The vertical connection node of a fully assembled concrete shear wall according to claim 1, wherein: the steel wall is characterized in that bolt holes are formed in the connecting angle steel, bolt holes corresponding to the connecting steel plates are formed in the connecting positions of the section steel in the wall body, and the section steel is connected through bolts.

5. The vertical connection node of a fully assembled concrete shear wall according to claim 1, wherein: the vertical connection of the upper wall and the lower wall single side is completed by adopting four connecting angle steels.

6. The vertical connection node of a fully assembled concrete shear wall according to claim 1, wherein: the upper wall and the lower wall are connected through grooves, protrusions, embedded steel sections, transverse thick steel bars, connecting angle steel and bolts.