CN215054525U

CN215054525U - Prefabricated floor of mortise hole girt

Info

Publication number: CN215054525U
Application number: CN202120703667.3U
Authority: CN
Inventors: 李聪
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-12-07
Anticipated expiration: 2031-04-07

Abstract

The utility model discloses a prefabricated floor slab with tenon-hole gird beams, which comprises a prefabricated floor slab, wherein the bottom surface of the prefabricated floor slab is provided with a plurality of gird beams which are distributed in a grid shape; the peripheral connection face of prefabricated floor slab reserves has the connecting reinforcement, and every the concave tenon hole that is equipped with a plurality of evenly distributed on the connection face. The latticed rib beams are arranged on the bottom surface of the prefabricated floor slab, so that the integral strength of the prefabricated floor slab can be improved; connecting reinforcing steel bars are reserved on the connecting surfaces at the periphery of the prefabricated floor slabs, so that the connection between the prefabricated floor slabs and the cross beam can be facilitated, and the connection quality is improved; and a plurality of uniformly distributed tenon holes are concavely arranged on the connecting surface at the periphery of the prefabricated floor slab so that the concrete of the cast-in-place section can flow into the tenon holes, and the connecting quality between the connecting surface of the prefabricated floor slab and the cast-in-place section is improved.

Description

Prefabricated floor of mortise hole girt

Technical Field

The utility model relates to a building technical field during the assembly, in particular to prefabricated floor of mortise hole girt.

Background

The fabricated building is a building which is fabricated by transferring a large amount of field operation work in the traditional building mode to a factory, processing and manufacturing building components and accessories (such as floor slabs, wall plates, stairs, balconies and the like) in the factory, transporting the components and accessories to a building construction site, and assembling and mounting the components and the accessories on the site in a reliable connection mode, so that the cast-in-place quantity can be reduced, and the working efficiency is improved. The joints connected between the existing prefabricated floor slabs or the joints connected between the prefabricated floor slabs and the cross beams are connected through cast-in-place, the connecting surfaces of the existing prefabricated floor slabs are of rough surface structures, and the connecting quality between the connecting surfaces of the prefabricated floor slabs and cast-in-place sections is poor during cast-in-place joint.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prefabricated floor of mortise hole rib roof beam to overcome the current prefabricated floor's the connection face and the cast-in-place poor shortcoming of quality of being connected between the section.

In order to achieve the purpose, the utility model provides a prefabricated floor slab with tenon-hole gird beams, which comprises a prefabricated floor slab, wherein a plurality of gird beams are arranged on the bottom surface of the prefabricated floor slab and are distributed in a grid shape; the peripheral connection face of prefabricated floor slab reserves has the connecting reinforcement, and every the concave tenon hole that is equipped with a plurality of evenly distributed on the connection face.

Preferably, in the above technical solution, the precast floor slab is rectangular.

Preferably, among the above-mentioned technical scheme, the left side of prefabricated floor is connected the face and/or the right side is connected the face and is equipped with to the evagination and is located connecting reinforcement below and being located the boss of mortise hole below, connecting reinforcement's outer end outwards extends to correspond the outside of boss, just connecting reinforcement's outer end extends to correspond the outside length of boss is not more than the length of boss along left right direction.

Preferably, in the above technical solution, the mortise holes are uniformly distributed along a length direction corresponding to the connecting surface.

Preferably, in the above technical solution, the mortise is rectangular.

Preferably, in the above technical solution, the rib beam is disposed on the periphery of the bottom surface of the precast floor slab.

Preferably, in the above technical scheme, the top surface of the precast floor slab is provided with a hoisting ring.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the bottom surface of the prefabricated floor slab is provided with the latticed rib beams, so that the integral strength of the prefabricated floor slab can be improved; connecting reinforcing steel bars are reserved on the connecting surfaces at the periphery of the prefabricated floor slabs, so that the connection between the prefabricated floor slabs and the cross beam can be facilitated, and the connection quality is improved; and a plurality of uniformly distributed tenon holes are concavely arranged on the connecting surface at the periphery of the prefabricated floor slab, so that concrete of the cast-in-place section can flow into the tenon holes, the connecting quality between the connecting surface of the prefabricated floor slab and the cast-in-place section is improved, and the connecting quality between the prefabricated floor slabs and between the prefabricated floor slab and the beam is improved.

2. The utility model discloses the left side of prefabricated floor is connected the face and/or the right side is connected the face and is equipped with to the evagination and be located the boss of splice bar below and be located the mortise hole below, and when splicing each other between the prefabricated floor, the boss of two prefabricated floors docks each other to two boss tops that make the butt joint form the seam, the connection of the splice bar of being convenient for and pouring of seam need not be at seam bottom erection template, and the boss can play the template effect, simplifies the installation step, improves work efficiency.

Drawings

Fig. 1 is according to the utility model discloses a three-dimensional structure schematic diagram of mortise hole girt precast floor.

Fig. 2 is according to the utility model discloses a bottom surface structure schematic diagram of precast floor slab.

Fig. 3 is according to the utility model discloses an installation structure schematic diagram between the precast floor slab and between precast floor slab and the crossbeam.

Description of the main reference numerals:

1-prefabricated floor slab, 2-hoisting ring, 3-connecting steel bar, 4-boss, 5-connecting surface, 6-mortise hole, 7-rib beam and 8-cross beam.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

Fig. 1 to 3 show a schematic structural view of a prefabricated floor slab with tenon hole and rib beams according to the preferred embodiment of the present invention, which comprises a prefabricated floor slab 1. Referring to fig. 1 to 3, the bottom surface of the precast floor slab 1 is provided with a plurality of rib beams 7, the plurality of rib beams 7 are distributed in a grid shape, that is, the bottom surface of the precast floor slab 1 is provided with a plurality of first rib beams 7 at intervals along the left-right direction, and the bottom surface of the precast floor slab 1 is provided with a plurality of second rib beams 7 which are vertically intersected with the first rib beams 7 at intervals along the front-back direction, so as to improve the overall strength of the precast floor slab 1. Connecting steel bars 3 are reserved on the connecting surface 5 on the periphery of the prefabricated floor slab 1, so that the prefabricated floor slab 1 and the cross beam 8 can be connected conveniently, and the connecting quality is improved. And each connecting surface 5 is concavely provided with a plurality of uniformly distributed tenon holes 6, so that concrete in a cast-in-place section can flow into the tenon holes 6, the connecting quality between the connecting surface 5 of the prefabricated floor slab 1 and the cast-in-place section is improved, and the connecting quality between the prefabricated floor slabs 1 and between the prefabricated floor slab 1 and the cross beam 8 is improved.

Referring to fig. 1 to 3, the precast floor slab 1 may have a triangular or rectangular shape, etc. To facilitate the connection between the prefabricated floor panels 1, it is preferable that the prefabricated floor panels 1 have a rectangular shape.

Referring to fig. 1 and 2, preferably, the left connecting surface 5 and/or the right connecting surface 5 of the prefabricated floor slab 1 are/is provided with a boss 4 protruding outwards, the boss 4 is located below the connecting steel bar 3 and below the mortise hole 6, that is, the left connecting surface 5 of the prefabricated floor slab 1 is provided with the boss 4, or the right connecting surface 5 of the prefabricated floor slab 1 is provided with the boss 4, or both the left connecting surface 5 and the right connecting surface 5 of the prefabricated floor slab 1 are provided with the bosses 4, so as to facilitate splicing between floor slabs. On the face 5 is connected in the correspondence, the outside that corresponds boss 4 is outwards extended to the outer end of connecting reinforcement 3, and the outside length that extends to correspond boss 4 outside of connecting reinforcement 3 is not more than boss 4 along the length of left right direction, boss 4 between two prefabricated floor slabs 1 of being convenient for can dock, so that the top of two boss 4 of butt joint forms the seam, be convenient for connect the connection of connecting reinforcement 3 and pouring of seam, need not be at seam bottom installation template, boss 4 can play the template effect, simplify the installation step, and the work efficiency is improved.

Referring to fig. 1, the mortise holes 6 are preferably uniformly distributed along the length direction of the corresponding joint face 5, and are preferably formed to avoid the joint bars 3, thereby improving the quality of the joint.

Referring to fig. 1, each mortise hole 6 may have a circular or rectangular shape, etc. Preferably, the mortise hole 6 has a rectangular shape.

Referring to fig. 2, preferably, the periphery of the bottom surface of the precast floor slab 1 is provided with the rib beam 7, that is, four rib beams 7 connected end to end are arranged at the periphery of the bottom surface of the precast floor slab 1, so as to further improve the strength of the precast floor slab 1.

Referring to fig. 1 and 3, in order to facilitate the hoisting of the precast floor slab 1, a hoisting ring 2 may be provided on the precast floor slab 1. The hoisting ring 2 of the prefabricated floor slab 1 can be arranged on the connecting surface 5 of the side edge of the prefabricated floor slab and also can be arranged on the top surface of the prefabricated floor slab. Preferably, the top surface of the prefabricated floor slab 1 is provided with a hoisting ring 2.

Referring to fig. 3, when in use, the front and rear ends of the prefabricated floor slabs 1 can be lapped on the cross beam 8, the prefabricated floor slabs 1 are spliced from left to right, the connecting steel bars 3 between the prefabricated floor slabs 1 are connected into a whole, the connecting steel bars 3 of the prefabricated floor slabs 1 and the steel bars of the cross beam 8 are connected into a whole, and then cast-in-situ sections between the prefabricated floor slabs 1 and the cross beam 8 are cast. The bosses 4 between the prefabricated floor slabs 1 can play a role of templates, so that the working efficiency is improved; and the structure of the mortise 6 on the connecting surface 5 of the prefabricated floor slab 1 can improve the connecting quality of the prefabricated floor slab and the cast-in-place section.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. The prefabricated floor slab with the tenon-hole rib beams is characterized by comprising a prefabricated floor slab, wherein a plurality of rib beams are arranged on the bottom surface of the prefabricated floor slab and distributed in a grid shape; the peripheral connection face of prefabricated floor slab reserves has the connecting reinforcement, and every the concave tenon hole that is equipped with a plurality of evenly distributed on the connection face.

2. The mortise hole rib beam precast floor of claim 1, wherein the precast floor is rectangular.

3. The mortise hole rib beam precast floor slab of claim 2, characterized in that a boss located below the connection steel bar and below the mortise hole is convexly arranged on the left side connection surface and/or the right side connection surface of the precast floor slab, the outer end of the connection steel bar extends outwards to correspond to the outside of the boss, and the length of the outer end of the connection steel bar extending out to correspond to the outside of the boss is not greater than the length of the boss along the left-right direction.

4. The mortise hole rib beam precast floor of claim 1, wherein the mortise holes are uniformly distributed along a length direction corresponding to the connection face.

5. The mortise hole and rib girder prefabricated floor slab of claim 1, wherein the mortise hole is rectangular.

6. The mortise and tenon jointed ribbed precast floor of claim 1, wherein the ribbed beam is provided on a periphery of a bottom surface of the precast floor.

7. The mortise hole rib beam precast floor of claim 1, wherein a top surface of the precast floor is provided with a hoisting ring.