CN217949486U

CN217949486U - Prefabricated superimposed sheet of making an uproar falls in prefabricated building sound insulation

Info

Publication number: CN217949486U
Application number: CN202221874400.1U
Authority: CN
Inventors: 李凯
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-12-02
Anticipated expiration: 2032-07-20

Abstract

The utility model discloses an assembly type building sound insulation and noise reduction prefabricated laminated slab, which comprises a top surface layer, a bottom surface layer, a steel bar truss and a concrete layer poured on the steel bar truss, wherein the steel bar truss comprises transverse steel bars and vertical steel bars which are arranged in a mutually staggered manner, a support net is laid between the transverse steel bars and the vertical steel bars, a plurality of groups of hollow plates are uniformly laid on the upper side and the lower side of the support net, the hollow plates on the upper side of the support net and the hollow plates on the lower side of the support net are arranged in a one-to-one staggered manner, the number of the hollow plates on the lower side of the support net is equal to the number of the hollow plates on the upper side of the support net plus one, and the support net and the hollow plates are both positioned in the concrete layer; the utility model provides high consumption of energy when sound is propagated has played the effect of making an uproar that falls that gives sound insulation, the effectual noise that reduces between the building floor has also ensured concrete layer's thickness when having the cavity, has guaranteed prefabricated superimposed sheet's bulk strength.

Description

Prefabricated superimposed sheet of making an uproar falls in prefabricated building sound insulation

Technical Field

The utility model belongs to the technical field of the assembled building component, concretely relates to prefabricated superimposed sheet of making an uproar falls in assembled building sound insulation.

Background

With the continuous progress and development of modern industrialization, assembly type buildings are popularized and applied, the assembly type buildings are buildings formed by assembling prefabricated parts on a construction site, the buildings are called as assembly type buildings, the assembly type buildings are divided into five types such as block buildings, plate buildings, box buildings, framework plate buildings, lifting plate and lifting floor buildings according to the forms and construction methods of the prefabricated parts, along with the development of modern industrial technology, the built houses can be manufactured in a batch and complete set like machine production, only the prefabricated house parts are required to be transported to the construction site for assembly, a large number of building parts are produced and processed by a workshop, and the types of the parts mainly include: external wall panel, interior wallboard, superimposed sheet, balcony, air conditioner board, stair, precast beam, precast column etc..

The prefabricated composite slab is a floor slab which uses a prefabricated bottom plate as a template, concretes on the prefabricated bottom plate, forms a composite layer after the concretes are vibrated, and directly works as a whole after the composite layer is formed; the existing prefabricated composite slab mainly comprises steel bars and concrete, and after the prefabricated composite slab is installed in a building as a floor slab, sound is not good in sound insulation effect between an upper floor and a lower floor due to the fact that the sound is large in transmission speed between solids and low in energy consumption, and living experience is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve and mainly include reinforcing bar and concrete among the current prefabricated superimposed sheet, as the floor installation to the building back, because the speed of propagation of sound between the solid is big, the energy loss is low, consequently the effect of giving sound insulation between upstairs and downstairs is not good, seriously influences the problem of experience of living, specially provides a prefabricated superimposed sheet of making an uproar falls in prefabricated building sound insulation.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides an assembly type structure gives sound insulation and falls prefabricated superimposed sheet of making an uproar, includes top surface layer, bottom surface layer, steel bar truss and pours the concrete layer on steel bar truss, steel bar truss includes horizontal reinforcing bar and the vertical reinforcing bar that crisscross each other set up, the supporting network has been laid between horizontal reinforcing bar and the vertical reinforcing bar, the cavity board in a plurality of groups has evenly been laid to both sides about the supporting network, the cavity board one-by-one dislocation set of cavity board and the supporting network downside of supporting network upside, the quantity of cavity board of supporting network downside adds one for the quantity of the cavity board of supporting network upside, the supporting network all is located concrete layer's inside with the cavity board.

In the above-mentioned scheme, there are a plurality of groups hoisting support along the even parallel arrangement of vertical direction on the steel bar truss between the well hollow slab of supporting network upside, hoisting support is down V font fixed connection between two sets of transverse reinforcement, and hoisting support's point portion stretches out outside the top surface layer, and same vertical ascending a plurality of groups hoisting support's point portion fixedly connected with dead lever.

In the above scheme, well hollow plate includes the frame, sets up the transparent cover of both sides about the frame and inlays and establish a plurality of inner cores of connecting each other inside the frame, the inner core is regular polygon structure.

In the above scheme, the inner core is in a regular hexagon structure.

In the scheme, the thickness of the hollow plate is less than 1/2 of the thickness of the concrete layer.

In the above scheme, all be equipped with between bottom surface layer and the concrete layer, between top surface layer and the concrete layer and give sound insulation fire-retardant layer, it has sound insulation fire-retardant material to fill in the fire-retardant layer that gives sound insulation.

In the scheme, the sound-insulation flame-retardant material is asbestos.

In the scheme, the supporting net is made of corrosion-resistant PVC materials.

In the scheme, the outer surfaces of the steel bar truss and the hollow plate are covered with temporary waterproof layers.

In the above scheme, the temporary waterproof layer is made of a material having a waterproof period of more than one month, can be automatically decomposed after a certain period of time, and includes, but is not limited to, a plastic film containing starch.

The utility model has the advantages that:

1. the utility model discloses a mode of well board in a plurality of groups has evenly been laid to both sides about the support network, at the inside vacuole formation of prefabricated superimposed sheet, need loop through solid-gas-solid when making sound propagate in prefabricated superimposed sheet, the consumption of energy when having improved sound propagation, the effect of making an uproar falls in giving sound insulation, the effectual noise that reduces between the building floor, through the mode of the well board one-by-one dislocation set of the well board of the support network upside and the support network downside, the thickness on concrete layer has also been ensured when having the cavity, the bulk strength of prefabricated superimposed sheet has been guaranteed, through the mode that adds one for the quantity of the well board of support network upside with the quantity of the well board of support network downside, make the installation hoisting support that can be symmetrical, the stability of hoist and mount has been guaranteed.

2. The utility model discloses an even parallel arrangement has a plurality of hoisting support of group along vertical direction on the steel bar truss between the honeycomb panel of supporting network upside, hoisting support is down V font fixed connection between two sets of horizontal reinforcing bars, and outside its point portion stretches out the top surface layer, the mode of the point portion fixedly connected with dead lever of a plurality of vertical reinforcing bars of group that are parallel to each other for prefabricated superimposed sheet hoists more stable and convenient.

3. The utility model discloses a with the cavity board set up to including the frame, set up the transparent cover of both sides about the frame and inlay and establish a plurality of inner cores of connecting each other inside the frame, the inner core is regular polygon structure's mode, has improved the intensity of cavity board when keeping the cavity to the bulk strength of prefabricated superimposed sheet has been guaranteed.

4. The utility model discloses an all be equipped with syllable-dividing fire-retardant layer between underlining and concrete layer, between top surface layer and the concrete layer, it has syllable-dividing fire retardant material's mode to fill among the puigging, has further improved the effect of making an uproar that falls that gives sound insulation, has compromise certain fire behaviour simultaneously, has ensured safe in utilization.

5. The utility model discloses a surface at steel bar truss and hollow plate all covers has the mode of interim waterproof layer, because leave a large amount of moisture and air in the concrete of just having pour, the maintenance time of general concrete is 28 days, has guaranteed the safe in utilization of integrated device for the limited possibility of having avoided the inside rebar corrosion of prefabricated superimposed sheet in the maintenance process.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an isometric view of the upper side of a steel bar truss according to the present invention;

fig. 3 is a front view of the lower side surface of the steel bar truss of the present invention;

FIG. 4 is a schematic view of the internal structure of the hollow plate of the present invention;

wherein the reference numbers are specifically: 1-top surface layer, 2-steel bar truss, 3-concrete layer, 4-bottom surface layer, 5-hollow plate, 6-sound insulation flame retardant layer, 21-transverse steel bar, 22-vertical steel bar, 23-supporting net, 24-hoisting support, 25-fixing rod, 51-frame, 52-transparent cover plate and 53-inner core.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1

The prefabricated composite slab with the sound insulation and the noise reduction functions for the fabricated building comprises a top surface layer 1, a bottom surface layer 4, a steel bar truss 2 and a concrete layer 3 poured on the steel bar truss 2, wherein the steel bar truss 2 comprises transverse steel bars 21 and vertical steel bars 22 which are arranged in a staggered mode, a supporting net 23 is laid between the transverse steel bars 21 and the vertical steel bars 22, a plurality of groups of hollow plates 5 are uniformly laid on the upper side and the lower side of the supporting net 23, the hollow plates 5 on the upper side of the supporting net 23 and the hollow plates 5 on the lower side of the supporting net 23 are arranged in a staggered mode one by one, the number of the hollow plates 5 on the lower side of the supporting net 23 is equal to the number of the hollow plates 5 on the upper side of the supporting net 23 plus one, and the supporting net 23 and the hollow plates 5 are both located inside the concrete layer 3;

in this embodiment, a plurality of groups of hollow plates 5 are uniformly laid on the upper side and the lower side of the support net 23, a cavity is formed inside the prefabricated composite slab, so that sound needs to sequentially pass through solid-gas-solid when being transmitted in the prefabricated composite slab, the consumption of energy when the sound is transmitted is improved, the effects of sound insulation and noise reduction are achieved, the noise between building floors is effectively reduced, the concrete layers with enough thickness are poured on the steel bar truss while the cavity is formed in the center of the prefabricated composite slab through the mode that the hollow plates 5 on the upper side of the support net 23 and the hollow plates 6 on the lower side of the support net 23 are staggered one by one, the overall strength of the prefabricated composite slab is ensured, the symmetrical installation and hoisting supports are achieved by adding one to the number of the hollow plates 6 on the upper side of the support net 23, and the hoisting stability of hoisting is ensured.

Example 2

On the basis of embodiment 1, there are a plurality of groups of hoisting support 24 along the even parallel arrangement of vertical direction on the steel bar truss 2 between the cavity board 5 of the 23 upside of supporting network, hoisting support 24 is the font fixed connection of falling V between two sets of transverse reinforcement 21, and outside hoisting support 24's point portion stretches out top surface 1, the point portion fixedly connected with dead lever 25 of a plurality of groups of hoisting support 24 on the same vertical side.

Example 3

On the basis of

embodiment

1 or 2, the hollow plate 5 includes a frame 51, transparent cover plates 52 disposed on the upper and lower sides of the frame 51, and a plurality of inner cores 53 embedded inside the frame 51 and connected to each other, where the inner cores 53 have a regular polygon structure.

Example 4

On the basis of the above embodiment, the thickness of the hollow plate 5 is less than 1/2 of the thickness of the concrete layer 3.

Example 5

On the basis of the above embodiment, the sound-insulating flame-retardant layer 6 is arranged between the bottom surface layer 4 and the concrete layer 3 and between the top surface layer 1 and the concrete layer 3, and the sound-insulating flame-retardant material is filled in the sound-insulating flame-retardant layer 6.

Example 6

On the basis of the above embodiment, the sound-proof and flame-retardant material is asbestos.

Example 7

On the basis of the above embodiment, the support mesh 23 is made of a corrosion-resistant PVC material.

Example 8

On the basis of the embodiment, the outer surfaces of the steel bar truss 2 and the hollow plate 5 are covered with temporary waterproof layers;

in this embodiment, the temporary waterproof layer is a material having a waterproof cycle of more than one month, which can be automatically decomposed after a certain time, and includes, but is not limited to, a plastic film containing starch.

The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides a prefabricated superimposed sheet of making an uproar falls in assembled building sound insulation, includes top surface layer (1), bottom surface layer (4), steel bar truss (2) and pours concrete layer (3) on steel bar truss (2), steel bar truss (2) are including horizontal reinforcing bar (21) and vertical reinforcing bar (22) that crisscross setting each other, its characterized in that: support network (23) have been laid between horizontal reinforcing bar (21) and vertical reinforcing bar (22), a plurality of groups well hollow plate (5) have evenly been laid to both sides about support network (23), well hollow plate (5) of support network (23) upside and well hollow plate (5) of support network (23) downside dislocation set one by one, the quantity of well hollow plate (5) of support network (23) downside adds one for the quantity of well hollow plate (5) of support network (23) upside, support network (23) and well hollow plate (5) all are located the inside of concrete layer (3).

2. The fabricated building sound and noise insulation prefabricated composite slab as claimed in claim 1, wherein: there are a plurality of groups of hoisting support (24) along the even parallel arrangement of vertical direction on steel bar truss (2) between well hollow slab (5) of supporting network (23) upside, hoisting support (24) are down V font fixed connection between two sets of transverse reinforcement (21), and outside the sharp portion of hoisting support (24) stretched out top surface layer (1), sharp portion fixedly connected with dead lever (25) of a plurality of groups of hoisting support (24) in same vertical side.

3. The prefabricated composite panel for sound insulation and noise reduction of a fabricated building as claimed in claim 1 or 2, wherein: the hollow plate (5) comprises a frame (51), transparent cover plates (52) arranged on the upper side and the lower side of the frame (51) and a plurality of mutually connected inner cores (53) embedded in the frame (51), wherein the inner cores (53) are of regular polygon structures.

4. The fabricated building sound and noise insulation prefabricated laminated slab as claimed in claim 3, wherein: the thickness of the hollow plate (5) is less than 1/2 of the thickness of the concrete layer (3).

5. The fabricated building sound and noise insulation prefabricated composite slab as claimed in claim 1, wherein: between bottom surface layer (4) and concrete layer (3), all be equipped with between top surface layer (1) and concrete layer (3) fire-retardant layer (6) give sound insulation, it has syllable-dividing flame retardant material to fill in fire-retardant layer (6) gives sound insulation.

6. The prefabricated composite slab for sound insulation and noise reduction of an assembly type building of claim 5, wherein: the sound-proof flame-retardant material is asbestos.

7. The prefabricated composite slab for sound insulation and noise reduction of an assembly type building of claim 1, wherein: the supporting net (23) is made of corrosion-resistant PVC material.

8. The fabricated building sound and noise insulation prefabricated composite slab as claimed in claim 1, wherein: the outer surfaces of the steel bar truss (2) and the hollow plate (5) are covered with temporary waterproof layers.