CN211666041U - Full precast floor slab and precast concrete beam connection structure - Google Patents

Abstract

The utility model discloses a full precast floor and precast concrete beam joint construction, including full precast slab and precast concrete beam, pre-buried backup pad that has on the precast concrete beam, full precast slab overlap joint is in the backup pad, and the junction of precast concrete beam and full precast slab is equipped with the post-cast concrete layer, is equipped with the skeleton in the post-cast concrete layer. The utility model uses the precast concrete beam and the pre-buried angle steel beam as the node template, thereby saving the template to the greatest extent; the problem that the precast concrete beam with the beam width less than or equal to 300mm cannot be lapped with a full precast slab is solved; various embedded parts of the full precast slab are installed in advance, and a hole is reserved, so that the integration degree is high; the construction of the joint is convenient and fast, the installation speed is high, the material is saved, and the manual use amount is reduced; the application range of the prefabricated part is expanded, and the prefabricated part is suitable for residential buildings.

Description

Full precast floor slab and precast concrete beam connection structure

Technical Field

The utility model relates to a building technical field especially relates to a full precast floor slab and precast concrete roof beam joint construction.

Background

The prefabricated building refers to a construction mode that building components are prefabricated in a factory in advance and transported to a site for installation and assembly. The construction method has the advantages of high construction speed, small influence of weather, less field wet operation and small field labor demand, and is an environment-friendly construction method. Since 2016, the introduction of guidelines for the vigorous development of modular buildings at the office of the State Council. The connection of structural component is as important component in the building, and concrete frame structure prefabricated component has included precast column, composite beam and superimposed slab and full precast slab, and wherein prefabricated floor is mostly the superimposed slab, reduces on-the-spot wet work, practices thrift artifical, accelerates advantages such as progress and does not embody, and full prefabricated floor uses less at present because of the node connection problem, and to housing construction beam width less than or equal to 300mm, can't satisfy full precast slab reinforcing bar overlap joint anchor length scheduling problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the full precast floor and precast concrete roof beam joint construction that proposes, the utility model discloses the problem to the unable full precast slab of overlap joint of the wide precast concrete roof beam of less than or equal to 300mm roof beam is solved.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a full precast floor and precast concrete beam joint construction, includes full precast slab and precast concrete beam, pre-buried the backup pad on the precast concrete beam, the overlap joint of full precast slab is in the backup pad, and the junction of precast concrete beam and full precast slab is equipped with the post-cast concrete layer, is equipped with the skeleton in the post-cast concrete layer.

Preferably, plate distribution ribs arranged in a criss-cross manner are pre-buried in the fully prefabricated plate, and the plate distribution ribs extend out of the fully prefabricated plate.

Preferably, channel steel is embedded in the edge of the fully precast slab, and the channel steel extends out of the fully precast slab.

Preferably, a precast beam bottom rib and a beam stirrup are pre-embedded in the precast concrete beam, the precast beam bottom rib is connected with the beam stirrup, and the beam stirrup extends out of the precast concrete beam.

Preferably, the framework comprises an extension of a beam stirrup, an extension of a channel steel and an extension of a plate distribution rib.

Preferably, a cushion block is arranged between one end, located outside the full precast slab, of the channel steel and the precast concrete beam, and the cushion block is tightly attached to the channel steel and the precast concrete beam respectively.

Preferably, the support plate is an angle iron.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the precast concrete beam and the embedded angle steel beam are used as node templates, so that the templates are saved to the maximum extent;

2. the problem that the precast concrete beam with the beam width less than or equal to 300mm cannot be lapped with a full precast slab is solved;

3. various embedded parts of the full precast slab are installed in advance, and a hole is reserved, so that the integration degree is high;

4. the construction of the joint is convenient and fast, the installation speed is high, the material is saved, and the manual use amount is reduced;

5. the application range of the prefabricated part is expanded, and the prefabricated part is suitable for residential buildings.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is a schematic view showing the connection of the precast concrete beam, the fully precast slab, and the post-cast concrete layer.

In the figure: cushion block 1, plate distribution rib 2, angle steel 3, precast concrete beam 4, channel steel 5, full precast slab 6, beam stirrup 7, precast beam bottom rib 8 and post-cast concrete layer 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a full precast floor and precast concrete beam connection structure, including full precast slab 6 and precast concrete beam 4, precast concrete beam 4 is pre-buried to have the backup pad, full precast slab 6 overlap joint is in the backup pad, the backup pad is angle steel 3, angle steel 3's effect is for providing the overlap joint platform for full precast slab 6, precast concrete beam 4 and the junction of full precast slab 6 are equipped with post-cast concrete layer 9, be equipped with the skeleton in the post-cast concrete layer 9, the skeleton includes the extension of beam hoop 7, the extension of channel-section steel 5 and the extension of board distribution muscle 2, the extension of beam hoop 7, the extension of channel-section steel 5 and the extension of board distribution muscle 2 are pour in post-cast concrete layer 9, the joint strength of full precast slab 6 and precast concrete beam 4 has been improved.

The board distribution muscle 2 that moves about freely and quickly and cross the setting is pre-buried in the precast slab 6 entirely, and board distribution muscle 2 extends the outside of precast slab 6 entirely, and the limit portion of precast slab 6 is pre-buried still has channel-section steel 5, and channel-section steel 5 extends the outside of precast slab 6 entirely, and pre-buried precast beam base muscle 8 and the roof beam stirrup 7 of having in precast concrete beam 4, precast beam base muscle 8 is connected with roof beam stirrup 7, and the roof beam stirrup 7 extends the outside of precast concrete beam 4.

The channel steel 5 is located and is equipped with cushion 1 between the outside one end of full precast slab 6 and precast concrete roof beam 4, and cushion 1 closely laminates with channel steel 5 and precast concrete roof beam 4 respectively, and cushion 1 is used for bearing channel steel 5, avoids its tip buckling deformation.

In the present case, make precast concrete roof beam 4 and full precast slab 6 earlier, then assemble on the scene, with full precast slab 6 overlap joint on precast concrete roof beam 4 in pre-buried angle steel 3, utilize the extension of beam stirrup 7, the extension of channel-section steel 5 and the extension of board distribution muscle 2 as the skeleton, then pour post-cast concrete layer 9, treat it and solidify the back, maintain it to solve full precast slab 6 and the unable connection of roof beam width less than or equal to 300mm concrete precast beam 4 or the technical problem that the connection performance is poor.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a full precast floor and precast concrete beam joint construction, includes full precast slab (6) and precast concrete beam (4), its characterized in that, precast concrete beam (4) are gone up the pre-buried backup pad that has, full precast slab (6) overlap joint is in the backup pad, and the junction of precast concrete beam (4) and full precast slab (6) is equipped with post-cast concrete layer (9), is equipped with the skeleton in post-cast concrete layer (9).

2. The fully precast floor slab and precast concrete beam connection structure according to claim 1, wherein slab distribution ribs (2) arranged crosswise are embedded in the fully precast slabs (6), and the slab distribution ribs (2) extend outside the fully precast slabs (6).

3. The fully precast floor slab and precast concrete beam connection structure according to claim 2, wherein channel steel (5) is also embedded in the edge of the fully precast slab (6), and the channel steel (5) extends outside the fully precast slab (6).

4. A fully precast floor slab and precast concrete beam connection construction according to claim 3, wherein the precast concrete beam (4) is embedded with precast beam bottom ribs (8) and beam stirrups (7), the precast beam bottom ribs (8) are connected with the beam stirrups (7), and the beam stirrups (7) extend out of the precast concrete beam (4).

5. A fully precast floor slab and precast concrete beam connection construction according to claim 4, wherein the framework comprises an extension of a beam stirrup (7), an extension of a channel steel (5), and an extension of a slab distribution rib (2).

6. The structure for connecting the full precast floor slab and the precast concrete beam as recited in claim 3 or 5, wherein a spacer block (1) is provided between one end of the channel steel (5) located outside the full precast slab (6) and the precast concrete beam (4), and the spacer block (1) is closely attached to the channel steel (5) and the precast concrete beam (4), respectively.

7. A fully precast floor slab and precast concrete beam connection construction according to claim 1, wherein the support plate is an angle iron (3).

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