CN214497838U

CN214497838U - Prefabricated balcony slab

Info

Publication number: CN214497838U
Application number: CN202022926242.7U
Authority: CN
Inventors: 张夏峰; 邵婕
Original assignee: Suzhou Tuhong Construction Technology Co ltd
Current assignee: Suzhou Tuhong Construction Technology Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-10-26
Anticipated expiration: 2030-12-09

Abstract

The utility model provides a prefabricated balcony slab, prefabricated balcony slab includes the balcony slab that the concrete was pour, the inside vertical muscle of a plurality of transverse distribution upper plate that is located same horizontal plane and a plurality of longitudinal distribution's the horizontal muscle of upper plate that is equipped with of balcony slab the both ends of four sides of balcony slab all are equipped with trapezoidal recess, the long bottom of trapezoidal recess overlaps with the side arris of place end mutually. The utility model provides a prefabricated balcony slab, prefabricated balcony slab lift by crane the position and lift by crane bearing capacity and be stronger high, easy drawing of patterns.

Description

Prefabricated balcony slab

Technical Field

The utility model belongs to the technical field of building element, concretely relates to prefabricated balcony slab.

Background

The balcony is an important part in the building, is the tie that connects indoor and outdoor, and the construction of balcony generally adopts cast in situ and hoist prefabricated balcony board two kinds of modes at present. The balcony is cast in situ, a formwork is built firstly and then casting construction is carried out, the construction requirement is high, the construction process is complex and the construction progress is slow; the hoisting of the prefabricated balcony slab is adopted, the existing common prefabricated balcony slab adopts a bent plate rib as a hoisting part, the hoisting bearing capacity of the bent plate rib is limited, and the bent plate rib cannot bear the weight of a larger prefabricated balcony slab; because the bent plate ribs have limited bearing capacity, only small prefabricated balcony boards can be used, a plurality of small prefabricated balcony boards are required to be hoisted and spliced for multiple times during construction of a medium-large balcony, the construction requirement is high, the construction process is troublesome, and the construction cost of the balcony is high. Therefore, the problems of complex cast-in-place construction process, limited hoisting bearing capacity of the hoisting part of the prefabricated balcony slab and high construction cost exist in the technical field of the common balcony slab at present.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides a prefabricated balcony slab, prefabricated balcony slab lift by crane the position and lift by crane bearing capacity stronger height, easy drawing of patterns.

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

a prefabricated balcony slab comprises a balcony slab poured with concrete, a plurality of transversely-distributed upper slab longitudinal ribs and a plurality of longitudinally-distributed upper slab transverse ribs which are located in the same horizontal plane are arranged inside the balcony slab, trapezoidal grooves are formed in two ends of four side faces of the balcony slab, and long bottom edges of the trapezoidal grooves are overlapped with side edges of the end where the trapezoidal grooves are located.

Further, the trapezoid-shaped groove is an isosceles trapezoid-shaped groove.

Furthermore, the two ends of the upper plate longitudinal rib and the upper plate transverse rib extend out of the balcony slab, the upper plate longitudinal rib and the upper plate transverse rib are located on the upper portion of the isosceles trapezoid groove, and the two ends of the upper plate longitudinal rib are bent downwards to form bent portions.

Furthermore, the upper plate longitudinal ribs and the upper plate transverse ribs are arranged close to the top of the long bottom side of the isosceles trapezoid grooves.

Further, the inside vertical muscle of a plurality of horizontal distribution hypoplastron that is located same horizontal plane and a plurality of vertical horizontal muscle of hypoplastron that distribute of hypoplastron that still include of balcony board, the balcony board is all stretched out at the both ends of the vertical muscle of hypoplastron and the horizontal muscle of hypoplastron, and the lower part of isosceles trapezoid recess is located to the vertical muscle of hypoplastron and the horizontal muscle of hypoplastron, and the lower part summit of the long base of next-door neighbour isosceles trapezoid recess sets up.

Furthermore, the longitudinal ribs of the lower plate are positioned under the longitudinal ribs of the upper plate, and the transverse ribs of the upper plate are positioned under the transverse ribs of the lower plate.

Furthermore, a plurality of groups of transversely distributed plate bearing ribs are arranged on the upper end surface of the balcony slab, and each plate bearing rib comprises 2 transverse lifting ring reinforcing steel bars and 4 longitudinal reinforcing ribs; the lifting ring steel bar middle part is the structure of falling the U-shaped to the kickup, and the structure of falling the U-shaped is located the balcony board outside, and the structure both sides of falling the U-shaped are the horizontal part, the horizontal part is located the upper plate and is indulged the muscle and the lower part that the muscle was indulged to the hypoplastron.

Furthermore, a plurality of groups of transversely distributed embedded screw-thread steels are arranged on the upper end face of the balcony slab, inserting holes which transversely penetrate through the embedded screw-thread steels are formed in the upper portions of the embedded screw-thread steels, and inserting ribs are welded in the inserting holes.

The utility model provides a prefabricated balcony slab, which is characterized in that secondary pouring is carried out during installation construction, in order to increase the secondary pouring concrete contact surface, isosceles trapezoid grooves are respectively arranged at two ends of four side surfaces of the balcony slab, and the structural stability of the balcony slab is increased; the slab bearing rib group is used for replacing a bent slab rib of a common prefabricated balcony slab as a hoisting part, the hoisting bearing capacity of the slab bearing rib group is stronger, and the scale of the prefabricated balcony slab can be correspondingly increased; both ends of the upper plate longitudinal rib and both ends of the upper plate transverse rib are bent downwards to form bent parts, when the balcony reinforced concrete composite slab is used, an anchoring hole is formed in the ground of a house, and the bent parts extend into the anchoring hole and are poured with cement, so that the connecting strength of a balcony and the house can be improved; two layers of plate ribs are arranged in the balcony slab, so that the balcony slab is firmer; the thread steel is pre-buried on the positive plate up end, can connect the spiral shell spare, and the last joint bar of welding of spiral shell spare is used for realizing the drawing of patterns and hoist and mount.

Drawings

Fig. 1 is a schematic top view of the prefabricated balcony slab of the present invention;

FIG. 2 is a schematic view of the integral reinforcement structure of the prefabricated balcony slab of the present invention;

FIG. 3 is a schematic view of the overall reinforcement structure of the prefabricated balcony slab of the present invention;

FIG. 4 is an enlarged view of the isosceles trapezoid groove of the present invention;

FIG. 5 is a schematic side view of the prefabricated balcony slab of the present invention;

fig. 6 is a schematic view of the structure of the plate load-bearing rib of the present invention;

fig. 7 is a schematic view of a pre-buried threaded steel structure according to the present invention;

fig. 8 is a schematic structural diagram of the pre-buried deformed steel bar after the joint bar is welded.

The steel plate comprises 1-a male plate, 11-isosceles trapezoid grooves, 2-upper plate longitudinal ribs, 3-upper plate transverse ribs, 4-lower plate longitudinal ribs, 5-lower plate transverse ribs, 6-plate bearing ribs, 61-lifting ring steel bars, 62-reinforcing ribs, 7-embedded threaded holes, 8-jacks, 81-jacks and 9-inserted ribs.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-4, the prefabricated balcony slab comprises a concrete-poured balcony slab 1, wherein two ends of four side surfaces of the balcony slab 1 are respectively provided with an isosceles trapezoid groove 11, and the long bottom edge of each isosceles trapezoid groove 11 is overlapped with the side edge of the end where the isosceles trapezoid groove 11 is located; a plurality of transversely-distributed upper plate longitudinal ribs 2 and a plurality of longitudinally-distributed upper plate transverse ribs 3 which are positioned in the same horizontal plane, and a plurality of transversely-distributed lower plate longitudinal ribs 4 and a plurality of longitudinally-distributed lower plate transverse ribs 5 which are positioned in the same horizontal plane are arranged in the male platen 1, two ends of each of the upper plate longitudinal ribs 2, the upper plate transverse ribs 3, the lower plate longitudinal ribs 4 and the lower plate transverse ribs 5 extend out of the male platen 1, and the upper plate longitudinal ribs 2 and the upper plate transverse ribs 3 are positioned on the upper part of the isosceles trapezoid-shaped grooves 11 and are arranged close to the top points of the long bottom edges of the isosceles trapezoid-shaped grooves 11; the lower plate longitudinal ribs 4 and the lower plate transverse ribs 5 are arranged at the lower parts of the isosceles trapezoid grooves 11 and are arranged close to the top points of the lower parts of the long bottom edges of the isosceles trapezoid grooves 11, the lower plate longitudinal ribs 4 are positioned right below the upper plate longitudinal ribs 2, and the upper plate transverse ribs 5 are positioned right below the lower plate transverse ribs 3; the two ends of the upper plate longitudinal rib 2 and the upper plate transverse rib 3 are both bent downwards to form bent parts.

Two transversely distributed plate bearing ribs 6 are longitudinally arranged on the upper end surface of the balcony slab 1, and the plate bearing ribs 6 comprise 2 transverse lifting ring reinforcing

steel bars

61 and 4 longitudinal reinforcing ribs 62; the middle part of the lifting ring steel bar 61 is bent upwards to form an inverted U-shaped structure, the middle part of the lifting ring steel bar 61 is bent to be located on the outer side of the balcony slab 1, the two sides of the inverted U-shaped structure are horizontal parts, and the horizontal parts are the lower parts of the upper slab longitudinal rib 2 and the lower slab longitudinal rib 3.

Every two of embedded deformed steel bars 7 distributed in a matrix mode are arranged on the upper end face of the balcony slab 1, insertion holes 8 penetrating transversely are formed in the upper portions of the embedded deformed steel bars 7, and insertion ribs 9 are inserted into the insertion holes 8 in an inserted mode.

The above is only the preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention should be regarded as the protection scope of the present invention for those skilled in the art.

Claims

1. The prefabricated balcony slab is characterized by comprising a balcony slab poured by concrete, wherein a plurality of transversely-distributed upper plate longitudinal ribs and a plurality of longitudinally-distributed upper plate transverse ribs which are positioned in the same horizontal plane are arranged inside the balcony slab, trapezoidal grooves are formed in two ends of four side faces of the balcony slab, and long bottom edges of the trapezoidal grooves are overlapped with side edges of the end where the trapezoidal grooves are located.

2. A prefabricated balcony slab as claimed in claim 1, wherein said trapezoidal grooves are isosceles trapezoidal grooves.

3. A prefabricated balcony slab as claimed in claim 2, wherein said longitudinal and transverse ribs extend from the balcony slab at opposite ends thereof, said longitudinal and transverse ribs being located at the upper part of the isosceles trapezoid-shaped recess, and said longitudinal ribs being bent downwardly at opposite ends thereof to form bent portions.

4. A prefabricated balcony slab as claimed in claim 3, wherein said upper longitudinal and transverse slab ribs are located immediately adjacent the upper apex of the long base of the isosceles trapezoid recess.

5. The prefabricated balcony slab as claimed in claim 4, wherein the balcony slab further comprises a plurality of lower slab longitudinal ribs and a plurality of lower slab transverse ribs which are distributed transversely and located in the same horizontal plane, the balcony slab is extended from two ends of each lower slab longitudinal rib and each lower slab transverse rib, and the lower slab longitudinal ribs and the lower slab transverse ribs are arranged at the lower part of the isosceles trapezoid grooves and are close to the top points of the lower parts of the long bottom sides of the isosceles trapezoid grooves.

6. A prefabricated balcony slab according to claim 5, wherein said lower slab longitudinal ribs are located directly below the upper slab longitudinal ribs and the upper slab transverse ribs are located directly below the lower slab transverse ribs.

7. A prefabricated balcony slab as claimed in claim 1, wherein a plurality of sets of transversely distributed slab-bearing ribs are provided on the upper end surface of said balcony slab, said slab-bearing ribs comprising 2 transverse lifting ring reinforcing bars and 4 longitudinal reinforcing bars; the lifting ring steel bar middle part is the structure of falling the U-shaped to the kickup, and the structure of falling the U-shaped is located the balcony board outside, and the structure both sides of falling the U-shaped are the horizontal part, the horizontal part is located the upper plate and is indulged the muscle and the lower part that the muscle was indulged to the hypoplastron.

8. The prefabricated balcony slab as claimed in claim 1, wherein a plurality of groups of transversely distributed embedded deformed steel bars are arranged on the upper end face of the balcony slab, insertion holes are transversely formed in the upper portions of the embedded deformed steel bars, and insertion ribs are inserted into the insertion holes.