CN214658212U

CN214658212U - A prefabricated concrete slabs structure for replacing infilled wall brickwork

Info

Publication number: CN214658212U
Application number: CN202023103425.5U
Authority: CN
Inventors: 林荣; 顾李平; 麻黎
Original assignee: Xinjiang Suzhong Construction Engineering Co ltd
Current assignee: Xinjiang Suzhong Construction Engineering Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-11-09
Anticipated expiration: 2030-12-18

Abstract

The utility model relates to a prefabricated concrete slabs structure for replacing infilled wall brickwork, including pouring structural reinforcement and concrete body as an organic whole, structural reinforcement's upper end is equipped with rings, and the concrete is stretched out to rings's upper end, and rings are fixed with concrete body. The concrete body is internally provided with a composite material plate. The utility model uses the prefabricated concrete plate to replace the original filler wall masonry, which can reduce the workload and the cost; meanwhile, the strength of the wall structure is improved; prefabricated concrete slabs are less than infilled wall thickness, increase the usable floor area, improve space utilization. The composite material plate can increase the sound and heat insulation effect of the wall body and reduce the weight of the wall body.

Description

A prefabricated concrete slabs structure for replacing infilled wall brickwork

Technical Field

The utility model belongs to the technical field of power equipment overhauls instrument technique and specifically relates to a prefabricated concrete slabs structure for replacing infilled wall brickwork is related to.

Background

The building wall body is divided into a bearing wall and a non-bearing wall according to different structural stress conditions. The non-bearing wall comprises a partition wall, a filler wall and a curtain wall. The infilled wall adopts the secondary to build the construction by laying bricks or stones, can influence the wholeness of wall body, and the surface shaping effect is not good, and the wall body surface needs to pass through the secondary and plasters the processing. The building block material has large porosity and high water absorption speed, so that the building block material is very easy to absorb the water of plastering mortar, thereby causing a series of problems of great loss of the water of a plastering surface, cement hydration failure of the mortar, reduced bonding degree, weakened stress and the like. The surface of the plastering layer is affected by the shrinkage force and is separated from the wall surface of the masonry, and a series of quality problems such as the falling and hollowing of the plastering layer occur; as the shear wall at the periphery of the filler wall is made of concrete and the filler wall is made of building blocks, the physical properties and the expansion coefficients of the two different materials are obviously different, and the two materials are not consistent in shrinkage deformation under the change of external temperature. Therefore, a series of quality problems such as horizontal cracks between the concrete frame beam and the filler wall, vertical cracks at the edge of the shear wall column, irregular cracks in the wall and the like occur; the block wall has the advantages of multiple construction procedures, high construction difficulty and high construction comprehensive cost. And a large amount of hoisting machinery working shifts are required to be occupied in the transportation process of the building blocks and the plastering materials, so that the development of other subsequent construction operations is influenced, and the construction progress of the whole engineering project is influenced. Therefore, a prefabricated concrete plate structure for replacing the filler wall masonry is needed to be designed, and the original filler wall masonry is replaced by the prefabricated concrete plate, so that the workload and the cost can be reduced; meanwhile, the strength of the wall structure is improved; prefabricated concrete slabs are less than infilled wall thickness, increase the usable floor area, improve space utilization.

Chinese patent application publication No. CN110306694A, published as 2019, 10.08, entitled "a infilled wall structure system and assembled infilled wall panel", discloses a infilled wall structure system and assembled infilled wall panel, comprising a first infilled wall panel and a second infilled wall panel which are sequentially arranged along a direction perpendicular to the ground, an elastic part is arranged between the first infilled wall panel and the second infilled wall panel, wherein, tenons are respectively arranged at one sides of the elastic part, which are contacted with the first infilled wall panel and the second infilled wall panel, mortises matched with the tenons are respectively arranged at one sides of the first infilled wall panel and the second infilled wall panel, the first infilled wall panel and the second infilled wall panel are connected through a first connecting plate, first screw rods are respectively arranged at positions, which are close to each other, of side walls of the first infilled wall panel and the second infilled wall panel, and second screw rods are respectively arranged at positions, which are far away from each other, for connection with a steel frame. However, the assembled filling wallboard has the problems of large workload, low structural strength and the like of the filling wall.

Disclosure of Invention

The utility model provides a precast concrete plate structure for replacing the filler wall masonry, which can reduce the workload and the cost by replacing the original filler wall masonry with the precast concrete plate, in order to overcome the problems of large construction amount of secondary masonry of the filler wall, easy appearance of the surface of the filler wall and low structural strength in the prior art; meanwhile, the strength of the wall structure is improved; prefabricated concrete slabs are less than infilled wall thickness, increase the usable floor area, improve space utilization.

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

the utility model provides a prefabricated concrete slabs structure for replacing infilled wall brickwork, is including pouring structural reinforcement and concrete body as an organic whole, and structural reinforcement's upper end is equipped with rings, and the concrete is stretched out to rings's upper end, and rings are fixed with concrete body.

In the technical scheme, the prefabricated concrete plate and the one-time masonry concrete are constructed simultaneously, so that the shock resistance of the structure can be improved; the prefabricated concrete plate is used for replacing the original filler wall masonry, so that the labor for building the filler wall can be reduced, the secondary building construction amount of the filler wall is reduced, the plastering workload of the filler wall is saved, and the cost is greatly reduced; the common defects of cracks of the filler wall are reduced, and the later maintenance cost is reduced; the prefabricated concrete slabs have lighter dead weight than the filler walls, so that the shock resistance of the structure can be improved (the stress of the column beams and the foundation is reduced); the material used for prefabricating the concrete plate is more environment-friendly than the material for filling the masonry, the indoor environment pollution is reduced, and the use comfort is improved; the prefabricated concrete plate is smaller than the infilled wall in thickness, the use area is increased, and the space utilization rate is improved (the occupied area of the wall is reduced by 10-25%); the waterproof ability of prefabricated concrete wallboard surpasss the infilled wall brickwork, reduces wall body seepage risk. The rings can be used for hoisting prefabricated concrete slabs and can also extend into the structure beside the concrete slabs during pouring, so that the structural strength is improved.

Preferably, the lifting ring is bound and fixed with the structural steel bar. The structure can increase the reliability of the lifting ring.

Preferably, the two sides of the structural steel bars are provided with connecting steel bars, the connecting steel bars are fixed with the concrete body, and one ends of the connecting steel bars extend out of the concrete body. The structure can make prefabricated concrete slabs and concrete structures on both sides connected more reliably.

Preferably, the connecting steel bars are bound and fixed with the structural steel bars. The structure can make the connection of the connecting reinforcing steel bars more reliable.

Preferably, the concrete body is internally provided with a composite material plate. The composite material plate can increase the sound and heat insulation effect of the wall body and reduce the weight of the wall body.

Preferably, the number of the composite plates is multiple, and the multiple composite plates are uniformly distributed in the concrete body.

Preferably, a gap is provided between two adjacent composite plates. The structure ensures that the composite material plates are filled with concrete, thereby ensuring the structural strength of the wall body.

Preferably, the composite plate is fixed to the structural steel reinforcement. The structure can avoid the combined material board to remove when prefabricated concrete slabs pours.

The utility model has the advantages that: (1) the prefabricated concrete plate is used for replacing the original filler wall masonry, so that the workload and the cost can be reduced; meanwhile, the strength of the wall structure is improved; (2) the prefabricated concrete plate is thinner than the infilled wall, so that the use area is increased, and the space utilization rate is improved; (3) the composite material plate can increase the sound and heat insulation effect of the wall body and reduce the weight of the wall body.

Drawings

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

In the figure: structural steel bar 1, concrete body 2, rings 3, connecting reinforcement 4, composite board 5.

Detailed Description

The invention is further described with reference to the accompanying drawings and specific embodiments.

Example 1:

as shown in figure 1, a prefabricated concrete slab structure for replacing filler wall masonry comprises a structural steel bar 1 and a concrete body 2 which are poured into a whole, wherein a hanging ring 3 is arranged at the upper end of the structural steel bar 1, the upper end of the hanging ring 3 extends out of the concrete, the hanging ring 3 is fixed with the concrete body 2, and the hanging ring 3 is fixedly bound with the structural steel bar 1. The both sides of structural reinforcement 1 are equipped with connecting reinforcement 4, and connecting reinforcement 4 is fixed with concrete body 2, and concrete body 2 is stretched out to connecting reinforcement 4's one end, connecting reinforcement 4 is fixed with 1 ligature of structural reinforcement. Be equipped with a plurality of composite board 5 in the concrete body 2, a plurality of composite board 5 evenly arrange in concrete body 2, are equipped with the clearance between two adjacent composite board 5. The composite plate 5 is fixed with the structural steel bar 1.

In the technical scheme, the prefabricated concrete plate and the one-time masonry concrete are constructed simultaneously, so that the shock resistance of the structure can be improved; the prefabricated concrete plate is used for replacing the original filler wall masonry, so that the labor for building the filler wall can be reduced, the secondary building construction amount of the filler wall is reduced, the plastering workload of the filler wall is saved, and the cost is greatly reduced; the common defects of cracks of the filler wall are reduced, and the later maintenance cost is reduced; the prefabricated concrete slabs have lighter dead weight than the filler walls, so that the shock resistance of the structure can be improved (the stress of the column beams and the foundation is reduced); the material used for prefabricating the concrete plate is more environment-friendly than the material for filling the masonry, the indoor environment pollution is reduced, and the use comfort is improved; the prefabricated concrete plate is smaller than the infilled wall in thickness, the use area is increased, and the space utilization rate is improved (the occupied area of the wall is reduced by 10-25%); the waterproof ability of prefabricated concrete wallboard surpasss the infilled wall brickwork, reduces wall body seepage risk. Rings 3 both can be used for hoist and mount prefabricated concrete slabs, also can be when pouring, stretch into the structure on next door, increase structural strength. The composite material plate 5 can increase the sound and heat insulation effect of the wall body and reduce the weight of the wall body.

Claims

1. A prefabricated concrete slab structure for replacing a filler wall masonry is characterized by comprising a structural steel bar and a concrete body which are poured into a whole, wherein a hanging ring is arranged at the upper end of the structural steel bar, the upper end of the hanging ring extends out of the concrete, and the hanging ring is fixed with the concrete body; the concrete body is internally provided with a composite material plate.

2. The precast concrete slab structure for replacing the filler wall masonry according to claim 1, wherein the hanging ring is bound and fixed with the structural steel bar.

3. The precast concrete slab structure for replacing the filler wall masonry according to claim 1, wherein the structural bars are provided at both sides thereof with connection bars, the connection bars are fixed to the concrete body, and one ends of the connection bars protrude out of the concrete body.

4. A precast concrete slab structure for replacing a filler wall masonry according to claim 3, wherein the connecting reinforcing bars are bound and fixed with the structural reinforcing bars.

5. A precast concrete plate structure for replacing filler wall masonry according to claim 1, 2, 3 or 4, characterized in that the number of the composite material plates is plural, and the plural composite material plates are uniformly arranged in the concrete body.

6. A precast concrete slab structure for replacing filler wall masonry, according to claim 5, wherein a gap is provided between two adjacent composite material slabs.

7. A precast concrete slab structure for replacing infill wall masonry according to claim 1, 2, 3 or 4 wherein the composite material slab is secured to structural reinforcing.