CN219568966U - Construction structure of super-long basement bottom plate of high-rise building - Google Patents

Abstract

The utility model discloses a construction structure of an ultra-long basement bottom plate of a high-rise building, which comprises two reinforced concrete plates, a reinforced band compensation shrinkage concrete plate positioned between the two reinforced concrete plates, and a water stop assembly and a reinforced reinforcement net arranged between the reinforced concrete plates and the reinforced band compensation shrinkage concrete plate, wherein the water stop assembly comprises two steel wire meshes for vertically dividing a reinforced concrete plate pouring cavity and a reinforced band compensation shrinkage concrete plate pouring cavity, a buried water stop arranged in the middle of the steel wire meshes horizontally and an externally attached water stop arranged at the bottom of a joint between the reinforced concrete plate and the reinforced band compensation shrinkage concrete plate. The utility model can realize continuous casting molding of the reinforced concrete slab and the reinforced band compensation shrinkage concrete slab, does not need to treat the reinforced band compensation shrinkage concrete slab as a post-cast band structure, and is beneficial to enhancing the connection tightness and integrity between the reinforced band compensation shrinkage concrete slab and the two reinforced concrete slabs.

Description

Construction structure of super-long basement bottom plate of high-rise building

Technical Field

The utility model belongs to the technical field of high-rise buildings, and particularly relates to an ultra-long basement bottom plate construction structure of a high-rise building.

Background

The basement bottom plate of the high-rise building not only needs to bear the load, but also needs to be used as floors of garages, equipment houses and the like, so that the basement bottom plate is required to have high integrity, particularly for the ultra-long basement bottom plate with the length dimension of more than 100m, because the basement bottom plate has large area and large spans at two ends, pouring and forming of a plurality of reinforced concrete plates are usually carried out firstly, after the forming of all reinforced concrete plates is finished, pouring and forming of reinforced band compensation shrinkage concrete plates among the reinforced concrete plates is carried out, at the moment, the reinforced band compensation shrinkage concrete plates are constructed as post-pouring band structures, and the ultra-long basement bottom plate is poor in integrity due to the large number of post-pouring band structures of the ultra-long basement bottom plate, and has adverse effects on the waterproof performance of the ultra-long basement bottom plate, and the post-pouring band structure construction has high labor cost and low construction efficiency; accordingly, an ultra-long basement floor construction structure for a high-rise building that contributes to the improvement of the integrity of the basement floor should be provided.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide the construction structure of the ultra-long basement bottom plate of the high-rise building, which has simple structure and reasonable design, can realize continuous pouring molding of the reinforced concrete slab and the reinforced band compensation shrinkage concrete slab, does not need to treat the reinforced band compensation shrinkage concrete slab as a post-pouring band structure, simplifies construction procedures, and is beneficial to enhancing the connection tightness and integrity between the reinforced band compensation shrinkage concrete slab and two reinforced concrete slabs.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a super long basement bottom plate construction structure of high-rise building which characterized in that: the reinforced concrete slab comprises two reinforced concrete slabs which are arranged in parallel, a reinforced band compensation shrinkage concrete slab which is arranged between the reinforced concrete slabs, and a water stop assembly and a reinforced reinforcement mesh which are arranged between the reinforced concrete slabs and the reinforced band compensation shrinkage concrete slab, wherein the water stop assembly comprises two steel wire meshes which are used for vertically dividing a casting cavity of the reinforced concrete slabs and a casting cavity of the reinforced band compensation shrinkage concrete slab, a middle-buried water stop belt which is horizontally arranged in the middle of the steel wire meshes, and an externally-attached water stop belt which is arranged at the bottom of a joint between the reinforced concrete slabs and the reinforced band compensation shrinkage concrete slab, the reinforced reinforcement mesh comprises a plurality of horizontal reinforcing bars which are arranged in parallel and a plurality of longitudinal horizontal reinforcing bars which are arranged in parallel and are connected on the horizontal reinforcing bars, and two ends of the horizontal reinforcing bars are respectively connected to two reinforcing cages of the reinforced concrete slabs.

Foretell a super long basement bottom plate construction structures of high-rise building, its characterized in that: the reinforced concrete slab and the reinforced band compensation shrinkage concrete slab are continuously poured and formed on the mortar cushion layer, a waterproof layer and a protective layer are paved between the mortar cushion layer and the reinforced concrete slab and between the mortar cushion layer and the reinforced band compensation shrinkage concrete slab, and the protective layer is positioned on the top surface of the waterproof layer.

Foretell a super long basement bottom plate construction structures of high-rise building, its characterized in that: the external-adhesion type water stop belt is fixedly arranged on the top surface of the protective layer.

Foretell a super long basement bottom plate construction structures of high-rise building, its characterized in that: both ends of the transverse horizontal steel bars and both ends of the longitudinal horizontal steel bars are provided with arc bending parts.

Compared with the prior art, the utility model has the following advantages:

1. according to the utility model, the steel wire meshes used for vertically dividing the reinforced concrete slab pouring cavity and the reinforced band compensation shrinkage concrete slab pouring cavity are arranged, so that the steel wire meshes not only can play a role of temporarily supporting the embedded water stop belt in actual use, but also can prevent concrete aggregates used for forming the reinforced concrete slabs from entering the reinforced band concrete pouring cavity when the reinforced concrete slabs are cast-in-situ at the same time, and the reinforced band compensation shrinkage concrete slab can be poured and formed after the reinforced concrete slabs are initially set, thereby realizing continuous pouring and forming of the reinforced concrete slabs and the reinforced band compensation shrinkage concrete slabs, simplifying construction procedures, and being beneficial to enhancing the connection tightness between the reinforced band compensation shrinkage concrete slabs and the two reinforced concrete slabs.

2. The reinforced concrete slab and the reinforced band compensation shrinkage concrete slab are provided with the reinforced steel bar net, the reinforced steel bar net comprises the plurality of transverse horizontal steel bars and the plurality of longitudinal horizontal steel bars, the plurality of transverse horizontal steel bars and the plurality of longitudinal horizontal steel bars are arranged in a transverse-longitudinal crossing manner, two ends of the transverse horizontal steel bars are respectively connected to the steel bar cages of the two reinforced concrete slabs, and the reinforced steel bar net and the steel bar cages of the two reinforced concrete slabs are connected into a whole, so that the integrity of the reinforced concrete slab and the reinforced band compensation shrinkage concrete slab is improved.

3. The utility model has simple structure, reasonable design, low manufacturing cost and convenient popularization and application.

In conclusion, the reinforced concrete slab and the reinforced concrete slab with the compensated shrinkage can be continuously poured and formed, the reinforced concrete slab with the compensated shrinkage is not required to be treated as a post-pouring strip structure, the construction process is simplified, and the reinforced concrete slab with the compensated shrinkage is beneficial to enhancing the connection tightness and the integrity between the reinforced concrete slab with the compensated shrinkage and the two reinforced concrete slabs.

The utility model is described in further detail below with reference to the drawings and examples.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a top view of fig. 1.

Reference numerals illustrate:

1-reinforced concrete slab; 2-compensating shrinkage concrete slab by the reinforcing belt;

3-externally attached water stop; 4-a buried water stop; 5-transverse horizontal steel bars;

5-1, bending the hook; 6, longitudinal horizontal steel bars; 7-a waterproof layer;

8, a mortar cushion layer; 9, a steel wire mesh sheet; 10-a protective layer;

11-arc bending part.

Detailed Description

As shown in fig. 1 and 2, the reinforced concrete slab comprises two reinforced concrete slabs 1 which are arranged in parallel, a reinforced band compensating shrinkage concrete slab 2 which is positioned between the two reinforced concrete slabs 1, and a water stop assembly and a reinforced reinforcement mesh which are arranged between the reinforced concrete slabs 1 and the reinforced band compensating shrinkage concrete slab 2, wherein the water stop assembly comprises two steel wire meshes 9 which are used for vertically dividing a reinforced concrete slab pouring cavity and a reinforced band compensating shrinkage concrete slab pouring cavity, a buried water stop 4 which is horizontally arranged in the middle of the steel wire meshes 9, and an externally attached water stop 3 which is arranged at the bottom of a joint between the reinforced concrete slabs 1 and the reinforced band compensating shrinkage concrete slab 2, the reinforced reinforcement mesh comprises a plurality of horizontal steel bars 5 which are arranged in parallel and a plurality of longitudinal horizontal steel bars 6 which are arranged in parallel and are connected to the horizontal steel bars 5, and two ends of the horizontal steel bars 5 are respectively connected to steel bar cages of the two reinforced concrete slabs 1.

In this embodiment, through setting up the wire net piece 9 that is arranged in vertical segmentation reinforced concrete slab pouring chamber and reinforcing band compensation shrink concrete slab pouring chamber, during actual use, wire net piece 9 not only can play the effect of buried waterstop 4 in the temporary support, more importantly, when two reinforced concrete slabs 1 of cast-in-place shaping simultaneously earlier, wire net piece 9 can prevent that the concrete aggregate that is used for shaping reinforced concrete slab 1 from getting into the reinforcing band concrete pouring intracavity, after two reinforced concrete slabs 1 initial set, can carry out the pouring shaping of reinforcing band compensation shrink concrete slab 2, thereby realize the continuous pouring shaping of reinforced concrete slab 1 and reinforcing band compensation shrink concrete slab 2, do not need to regard as post-cast strip structural treatment with reinforcing band compensation shrink concrete slab 2, the construction process has been simplified, help reinforcing band compensation shrink concrete slab 2 and the compactness of being connected between two reinforced concrete slabs 1.

In this embodiment, through reinforced concrete slab 1 with reinforcing band compensation shrink concrete slab 2 sets up the reinforcement reinforcing bar net, and the reinforcement reinforcing bar net includes a plurality of horizontal bars 5 and a plurality of vertical horizontal bars 6, and a plurality of horizontal bars 5 and a plurality of vertical horizontal bars 6 are horizontal and vertical alternately and lay, the both ends of horizontal bar 5 are connected respectively on two reinforced concrete slab 1's steel reinforcement cage, through with reinforcement reinforcing bar net with two reinforced concrete slab 1's steel reinforcement cage is connected as an organic wholely, helps improving reinforced concrete slab 1 and reinforcing band compensation shrink concrete slab 2's wholeness.

As shown in fig. 1, in this embodiment, the reinforced concrete slab 1 and the reinforced band compensating shrinkage concrete slab 2 are continuously cast and formed on the mortar cushion layer 8, a waterproof layer 7 and a protective layer 10 are laid between the mortar cushion layer 8 and the reinforced concrete slab 1 and between the mortar cushion layer 8 and the reinforced band compensating shrinkage concrete slab 2, and the protective layer 10 is located on the top surface of the waterproof layer 7.

In this embodiment, the external-adhesion type water stop 3 is fixedly installed on the top surface of the protective layer 10.

As shown in fig. 1, in this embodiment, both ends of the horizontal steel bar 5 and both ends of the vertical steel bar 6 are provided with arc-shaped bending portions 11.

As shown in fig. 1 and 2, in actual use, first, the waterproof layer 7 is constructed on the mortar bed layer 8, and then the protective layer 10 is constructed on the waterproof layer 7; secondly, two externally attached water stops 3 are paved and fixed on the protective layer 10; then, the steel wire mesh 9 is divided into an upper steel wire mesh and a lower steel wire mesh for paving, the lower steel wire mesh is paved firstly, the embedded water stop 4 is arranged at the top end of the lower steel wire mesh, and then the upper steel wire mesh is paved; then binding the reinforcement cages and the reinforcement meshes of the two reinforced concrete plates 1 on site, and connecting the reinforcement meshes with the reinforcement cages of the two reinforced concrete plates 1 into a whole; and finally, casting two reinforced concrete plates 1 at the same time, and casting and forming the reinforced band compensation shrinkage concrete plates 2 after the two reinforced concrete plates 1 are initially set.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, and any simple modification, variation and equivalent structural changes made to the above embodiment according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.

Claims (4)

1. The utility model provides a super long basement bottom plate construction structure of high-rise building which characterized in that: including two reinforced concrete boards (1) that parallel was laid, be located two reinforced concrete board (1) between reinforced concrete board (2) and set up reinforced concrete board (1) with water stop subassembly and the reinforcement reinforcing bar net between reinforced concrete board (2) are compensated to the reinforced concrete board, water stop subassembly includes two steel wire net piece (9) that are used for vertical segmentation reinforced concrete board to pour chamber and reinforced concrete board to pour chamber, horizontal installation are in buried waterstop (4) in steel wire net piece (9) middle part and set up reinforced concrete board (1) with reinforced concrete board (2) between joint bottom's external adhesive waterstop (3), the reinforcement reinforcing bar net includes a plurality of horizontal reinforcing bars (5) that parallel was laid and a plurality of parallel is laid and is connected vertical horizontal reinforcing bar (6) on horizontal reinforcing bar (5), the both ends of horizontal reinforcing bar (5) are connected respectively on the steel bar cage of two reinforced concrete board (1).

2. The construction structure of the ultra-long basement floor of the high-rise building according to claim 1, wherein: the reinforced concrete slab (1) and the reinforced band compensation shrinkage concrete slab (2) are continuously poured and formed on a mortar cushion layer (8), a waterproof layer (7) and a protective layer (10) are paved between the mortar cushion layer (8) and the reinforced concrete slab (1) and between the mortar cushion layer (8) and the reinforced band compensation shrinkage concrete slab (2), and the protective layer (10) is located on the top surface of the waterproof layer (7).

3. A tall building ultra-long basement floor construction structure according to claim 2, wherein: the externally attached water stop (3) is fixedly arranged on the top surface of the protective layer (10).

4. The construction structure of the ultra-long basement floor of the high-rise building according to claim 1, wherein: both ends of the transverse horizontal steel bars (5) and both ends of the longitudinal horizontal steel bars (6) are provided with arc bending parts (11).