CN218843484U

CN218843484U - Prefabricated superimposed sheet that structural strength is high

Info

Publication number: CN218843484U
Application number: CN202223388788.7U
Authority: CN
Inventors: 李进宝; 黄灿耀
Original assignee: Quanzhou Shanyan New Building Materials Co ltd
Current assignee: Quanzhou Shanyan New Building Materials Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-04-11
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses a prefabricated superimposed sheet that structural strength is high, its technical scheme is: the package rubbing board body, the plate body includes upper concrete slab, middle level acoustic celotex board and lower floor's concrete slab, set up upper reinforcing bar frame in the upper concrete slab, set up lower floor's reinforcing bar frame in the lower floor's concrete slab, be provided with a plurality of vertical connecting reinforcement in the middle level baffle, the connection is tied up with upper reinforcing bar frame and lower floor's reinforcing bar frame respectively in vertical connecting reinforcement both ends, upper reinforcing bar frame includes a plurality of evenly distributed's last transverse reinforcement and a plurality of evenly distributed's last longitudinal reinforcement, and a prefabricated superimposed sheet beneficial effect that structural strength is high is: through set up the middle level acoustic celotex board in the plate body to set up upper reinforcing bar frame and lower floor's reinforcing bar frame and vertical connecting reinforcement, still can guarantee the structural strength of plate body on the basis that improves sound-proof properties, effectively improved the bearing capacity and the compressive capacity of plate body.

Description

Prefabricated superimposed sheet that structural strength is high

Technical Field

The utility model relates to a prefabricated superimposed sheet technical field, concretely relates to prefabricated superimposed sheet that structural strength is high.

Background

The laminated floor slab is an assembled integral floor slab formed by laminating prefabricated slabs and cast-in-place reinforced concrete layers, wherein the prefabricated slab part is manufactured by pouring a reinforced framework and concrete in advance, and an upper concrete layer is cast in place on the top surface of the prefabricated slab part after the prefabricated slab part is lifted to a specified position.

Present common prefabricated superimposed sheet function singleness, consequently partial prefabricated superimposed sheet improves superimposed sheet's the performance of making an uproar that gives sound insulation and falls through at inboard compound acoustic celotex board, but has strengthened the performance of making an uproar that falls that gives sound insulation, but its structural strength can descend to some extent, has certain potential safety hazard.

Disclosure of Invention

For this, the utility model provides a prefabricated superimposed sheet that structural strength is high, through set up the middle level acoustic celotex board in the plate body, and set up upper reinforcing bar and lower floor's reinforcing bar and vertical connecting reinforcement, still can guarantee the structural strength of plate body on the basis that improves sound insulation performance, the bearing capacity and the compressive capacity of plate body have effectively been improved, in order to solve current common prefabricated superimposed sheet function singleness, consequently, partial prefabricated superimposed sheet improves the sound insulation and falls the performance of making an uproar of superimposed sheet through at inboard compound acoustic celotex board, but the performance of making an uproar falls in sound insulation has been strengthened, but its structural strength has descended, the problem that has certain potential safety hazard.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a prefabricated superimposed sheet that structural strength is high, the package rubbing board body, the plate body includes upper concrete slab, middle level acoustic celotex board and lower floor's concrete slab, set up upper reinforcing bar frame in the upper concrete slab, lower floor's concrete slab sets up lower floor's reinforcing bar frame, be provided with a plurality of vertical connecting reinforcement in the middle level acoustic celotex board, the connection is tied up with upper reinforcing bar frame and lower floor's reinforcing bar frame respectively at vertical connecting reinforcement both ends.

Preferably, the upper-layer steel bar frame comprises a plurality of uniformly distributed upper transverse steel bars and a plurality of uniformly distributed upper longitudinal steel bars, and the ends of the upper transverse steel bars and the upper longitudinal steel bars penetrate through the outer part of the upper-layer concrete slab.

Preferably, the lower-layer steel bar frame comprises a plurality of lower transverse steel bars and a plurality of lower longitudinal steel bars which are uniformly distributed, and the ends of the lower transverse steel bars and the lower longitudinal steel bars penetrate through the outer part of the lower-layer concrete slab.

Preferably, the intersection point of the upper transverse steel bar and the upper longitudinal steel bar and the top end of the vertical connecting steel bar are fixed with the bundle, and the intersection point of the lower transverse steel bar and the lower longitudinal steel bar and the bottom end of the vertical connecting steel bar are fixed with the bundle.

Preferably, truss reinforcing steel bars are fixed in the upper concrete plate, and the tops of the truss reinforcing steel bars extend to the top of the upper concrete plate.

Preferably, a carbon fiber reinforcing layer is fixedly bonded at the bottom of the lower concrete slab.

Preferably, the carbon fiber reinforcing layer comprises a plurality of transverse carbon fiber belts and a plurality of longitudinal carbon fiber belts which are distributed in a crossed manner.

The embodiment of the utility model provides a have following advantage:

1. the middle-layer sound insulation plate is arranged in the plate body, and the upper-layer reinforcing steel bar frame, the lower-layer reinforcing steel bar frame and the vertical connecting reinforcing steel bars are arranged, so that the structural strength of the plate body can be ensured on the basis of improving the sound insulation performance, and the bearing capacity and the compression resistance of the plate body are effectively improved;

2. through setting up the carbon fiber back up coat, the characteristics of usable carbon fiber high strength, high modulus improve the bearing capacity and the ductility of structure, reach reinforced (rfd) purpose to improve the corrosion resistance and the durability of plate body bottom surface.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of the overall structure provided by the present invention;

fig. 2 is a schematic view of the bottom structure of the plate body provided by the present invention;

fig. 3 is a schematic view of the structure of the vertical connecting steel bar provided by the present invention;

fig. 4 is an enlarged view of the a-portion structure in fig. 3 according to the present invention.

In the figure: the concrete slab comprises a slab body 1, a concrete slab on the upper layer 110, a sound insulation slab on the middle layer 120, a concrete slab on the lower layer 130, a steel bar frame on the upper layer 2, transverse steel bars on the upper layer 21, longitudinal steel bars on the upper layer 22, a steel bar frame on the lower layer 3, transverse steel bars under the 31, longitudinal steel bars under the 32, vertical connecting steel bars 4, truss steel bars 5, carbon fiber reinforced layers 6, transverse carbon fiber belts 61 and longitudinal carbon fiber belts 62.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings 1-4, the utility model provides a prefabricated composite slab with high structural strength, which comprises a slab body 1, wherein the slab body 1 comprises an upper concrete slab 110, a middle sound insulation slab 120 and a lower concrete slab 130, an upper reinforcing steel bar frame 2 is arranged in the upper concrete slab 110, a lower reinforcing steel bar frame 3 is arranged in the lower concrete slab 130, a plurality of vertical connecting reinforcing steel bars 4 are arranged in the middle sound insulation slab, and two ends of each vertical connecting reinforcing steel bar 4 are respectively tied up and connected with the upper reinforcing steel bar frame 2 and the lower reinforcing steel bar frame 3;

in this embodiment, through set up middle level acoustic celotex board 120 in plate body 1 to set up upper reinforcing bar frame 2 and lower floor reinforcing bar frame 3 and vertical connecting reinforcement 4, still can guarantee plate body 1's structural strength on the basis that improves sound-proof performance, effectively improved plate body 1's bearing capacity and compressive capacity.

Wherein, in order to realize the purpose that improves upper concrete slab 110 structural strength, this device adopts following technical scheme to realize: the upper-layer steel bar frame 2 comprises a plurality of upper transverse steel bars 21 which are uniformly distributed and a plurality of upper longitudinal steel bars 22 which are uniformly distributed, and the ends of the upper transverse steel bars 21 and the upper longitudinal steel bars 22 penetrate through the outer part of the upper-layer concrete slab 110;

wherein, in order to realize the purpose that improves lower floor concrete slab 130 structural strength, this device adopts the following technical scheme to realize: the lower steel bar frame 3 comprises a plurality of lower transverse steel bars 31 which are uniformly distributed and a plurality of lower longitudinal steel bars 32 which are uniformly distributed, wherein the ends of the lower transverse steel bars 31 and the lower longitudinal steel bars 32 penetrate through the outer part of the lower concrete slab 130;

in order to improve the connection strength between the upper concrete slab 110 and the lower concrete slab 130, the device adopts the following technical scheme: the cross point of the upper transverse steel bar 21 and the upper longitudinal steel bar 22 and the top end of the vertical connecting steel bar 4 are fixedly bound, and the cross point of the lower transverse steel bar 31 and the lower longitudinal steel bar 32 and the bottom end of the vertical connecting steel bar 4 are fixedly bound;

wherein, in order to realize the purpose of convenient hoist and mount, this device adopts following technical scheme to realize: truss steel bars 5 are fixed in the upper-layer concrete plate 110, and the tops of the truss steel bars 5 extend to the top of the upper-layer concrete plate 110;

wherein, in order to realize the purpose of the reinforcing of plate body 1 bottom surface, this device adopts following technical scheme to realize: a carbon fiber reinforced layer 6 is fixedly adhered to the bottom of the lower concrete slab 130, and the carbon fiber reinforced layer 6 comprises a plurality of transverse carbon fiber strips 61 and a plurality of longitudinal carbon fiber strips 62 which are distributed in a crossed manner.

The utility model discloses a use as follows: use the utility model discloses the time, when prefabricated panel, tie up fixed post-cast concrete preparation lower floor concrete slab 130 with lower floor's steel reinforcement 3 and vertical connecting reinforcement 4 earlier, then install the acoustic celotex board at smooth lower floor's concrete slab 130 top surface to tie up upper steel reinforcement 2 at the acoustic celotex board top, later pour upper concrete slab 110, paste horizontal carbon fiber tape 61 and vertical carbon fiber tape 62 in lower floor's concrete slab 130 bottom at last.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims

1. The utility model provides a prefabricated superimposed sheet that structural strength is high, includes plate body (1), its characterized in that: the utility model discloses a concrete acoustic board, including plate body (1) and lower floor's concrete slab (130), set up upper reinforcing bar frame (2) in upper concrete slab (110), set up lower floor's reinforcing bar frame (3) in lower floor's concrete slab (130), be provided with a plurality of vertical connecting reinforcement (4) in the middle floor acoustic celotex board, vertical connecting reinforcement (4) both ends are tied up with upper reinforcing bar frame (2) and lower floor's reinforcing bar frame (3) respectively and are connected.

2. A structural strength prefabricated composite panel according to claim 1, wherein: the upper-layer steel bar frame (2) comprises a plurality of uniformly distributed upper transverse steel bars (21) and a plurality of uniformly distributed upper longitudinal steel bars (22), and the ends of the upper transverse steel bars (21) and the upper longitudinal steel bars (22) penetrate through the outer part of the upper-layer concrete slab (110).

3. A structural strength prefabricated composite panel according to claim 2, wherein: the lower-layer steel bar frame (3) comprises a plurality of lower transverse steel bars (31) which are uniformly distributed and a plurality of lower longitudinal steel bars (32) which are uniformly distributed, and the ends of the lower transverse steel bars (31) and the lower longitudinal steel bars (32) penetrate through the outer part of the lower-layer concrete slab (130).

4. The prefabricated composite slab with high structural strength as claimed in claim 3, wherein: the crossing point of the upper transverse steel bar (21) and the upper longitudinal steel bar (22) and the top end of the vertical connecting steel bar (4) are fixedly tied up, and the crossing point of the lower transverse steel bar (31) and the lower longitudinal steel bar (32) and the bottom end of the vertical connecting steel bar (4) are fixedly tied up.

5. A structural strength prefabricated composite panel according to claim 1, wherein: truss reinforcing steel bars (5) are fixed in the upper-layer concrete plate (110), and the tops of the truss reinforcing steel bars (5) extend to the top of the upper-layer concrete plate (110).

6. A structural strength prefabricated composite panel according to claim 1, wherein: and a carbon fiber reinforced layer (6) is fixedly bonded at the bottom of the lower concrete slab (130).

7. The prefabricated composite slab with high structural strength as claimed in claim 6, wherein: the carbon fiber reinforcing layer (6) comprises a plurality of transverse carbon fiber belts (61) and a plurality of longitudinal carbon fiber belts (62) which are distributed in a cross mode.