CN210828002U - Assembled floor - Google Patents

Abstract

The utility model discloses an assembled floor, include: cast-in-place layer, the buffer layer gives sound insulation, prefabricated sheet layer and T type shear force key, cast-in-place layer, buffer layer and prefabricated sheet layer stack in proper order together gives sound insulation, the buffer layer that gives sound insulation sets up between cast-in-place layer and prefabricated sheet layer, T type shear force key sets up in cast-in-place layer with running through, buffer layer and prefabricated sheet layer give sound insulation, be provided with several atress reinforcing bars in the prefabricated sheet layer, the buffer layer that gives sound insulation includes buffer layer and acoustic absorber layer, buffer layer and acoustic absorber layer are at least one deck, buffer layer and acoustic absorber layer stack in turn each other together, the four corners department on prefabricated sheet layer all is provided with the installation hangers: the utility model provides a cable hole is hung to otic placode, last shrouding, lower shrouding, first side shrouding and second side shrouding, is provided with on the otic placode, through set up the buffer layer that gives sound insulation between cast-in-place layer and prefabricated sheet layer, can reduce the transmission of floor to vibrations and sound, makes the floor have fine sound insulation performance and anti-seismic performance.

Description

Assembled floor

Technical Field

The application relates to the technical field of buildings, in particular to an assembly type floor slab.

Background

At present, the fabricated floor slab mostly adopts a profiled steel sheet floor slab or a steel bar truss floor slab, the bearing capacity and the rigidity are mainly considered to meet the design requirements during floor slab design at the present stage, along with the gradual improvement of the strength of building materials in recent years, the floor slab designed according to the requirements is relatively light and thin, but has poor sound insulation performance and anti-seismic performance.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide an assembled floor to solve the relatively poor problem of current assembled floor's sound insulation performance and anti-seismic performance.

An assembled floor slab comprising: the cast-in-place concrete slab comprises a cast-in-place layer, a sound-insulation damping layer, a prefabricated slab layer and T-shaped shear keys, wherein the cast-in-place layer, the sound-insulation damping layer and the prefabricated slab layer are sequentially overlapped together, the sound-insulation damping layer is arranged between the cast-in-place layer and the prefabricated slab layer, the T-shaped shear keys are penetratingly arranged in the cast-in-place layer, the sound-insulation damping layer and the prefabricated slab layer, a plurality of stress steel bars are arranged in the prefabricated slab layer, and the stress steel bars are uniformly distributed in the prefabricated slab layer;

the sound insulation and shock absorption layer comprises a shock absorption layer and a sound absorption layer, the shock absorption layer and the sound absorption layer are at least one layer, the shock absorption layer and the sound absorption layer are alternately stacked together, a plurality of first limiting protruding columns are arranged at the top of the shock absorption layer, a plurality of first limiting grooves are arranged at the bottom of the shock absorption layer, a plurality of second limiting protruding columns are arranged at the top of the sound absorption layer, a plurality of second limiting grooves are arranged at the bottom of the sound absorption layer, the first limiting protruding columns are matched with the second limiting grooves, and the second limiting protruding columns are matched with the first limiting grooves;

the four corners department of prefabricated sheet layer all is provided with the installation hangers, the installation hangers includes: the upper sealing plate is arranged on the upper surface of the prefabricated plate layer, the lower sealing plate is arranged on the lower surface of the prefabricated plate layer, the first side sealing plate and the second side sealing plate are arranged on two adjacent sides of the prefabricated plate layer respectively, the ear plate penetrates through the upper sealing plate and is fixedly connected with the lower sealing plate and the first side sealing plate, and cable hanging holes are formed in the ear plate.

Optionally, the number of the T-shaped shear keys is four.

Optionally, the shock absorbing layer is made of rubber.

Optionally, the sound absorbing layer is made of open cell foam.

The application provides an assembled floor, through set up the buffer layer that gives sound insulation between cast-in-place layer and prefabricated sheet layer, the buffer layer that gives sound insulation includes buffer layer and acoustic absorbent layer, and buffer layer and acoustic absorbent layer are at least one deck, and buffer layer and acoustic absorbent layer stack each other in turn together, can reduce the transmission of floor to vibrations and sound, make the floor have fine sound insulation performance and anti-seismic performance.

Drawings

In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.

Fig. 1 is a schematic top view of an assembled floor slab according to an embodiment of the present disclosure.

Fig. 2 is a schematic partial cross-sectional view of an assembled floor slab according to an embodiment of the present application.

Fig. 3 is a schematic layout view of stressed steel bars of an assembled floor slab according to an embodiment of the present application.

Fig. 4 is a schematic front view of the mounting lug at the lower left corner of fig. 1.

Fig. 5 is a schematic cross-sectional view taken along line a-a in fig. 4.

Illustration of the drawings: 1-cast-in-place layer, 2-sound insulation and shock absorption layer, 3-prefabricated slab layer, 4-T-shaped shear key, 5-stressed steel bar, 6-mounting lug, 21-shock absorption layer, 22-sound absorption layer, 61-ear plate, 62-upper sealing plate, 63-lower sealing plate, 64-first side sealing plate, 65-second side sealing plate, 211-first limiting convex column, 212-first limiting groove, 221-second limiting convex column, 222-second limiting groove and 611-cable hanging hole.

Detailed Description

Examples

Referring to fig. 1 to 5, an assembled floor slab according to an embodiment of the present invention includes: cast-in-place layer 1, syllable-dividing buffer layer 2, prefabricated sheet layer 3 and T type shear force key 4, cast-in-place layer 1, syllable-dividing buffer layer 2 and prefabricated sheet layer 3 stack in proper order together, and syllable-dividing buffer layer 2 sets up between cast-in-place layer 1 and prefabricated sheet layer 3. The T-shaped shear keys 4 are penetratingly arranged in the cast-in-place layer 1, the sound-insulation damping layer 2 and the prefabricated slab layer 3, and the T-shaped shear keys 4 are used for transferring shear forces between the prefabricated slab layer 3 and the sound-insulation damping layer 2. Be provided with several atress reinforcing bars 5 in the precast slab layer 3, atress reinforcing bar 5 evenly distributed in precast slab layer 3 for bear board end pulling force.

Damping layer 2 gives sound insulation includes damping layer 21 and sound-absorbing layer 22, and damping layer 21 and sound-absorbing layer 22 are at least one deck, and damping layer 21 and sound-absorbing layer 22 stack each other in turn together, can reduce the transmission of floor to vibrations and sound, make the floor have fine sound insulation performance and anti-seismic performance. The top of buffer layer 21 is provided with the first spacing projection 211 of several, and the bottom of buffer layer 21 is provided with the first spacing recess 212 of several, and the top of acoustic absorber 22 is provided with the spacing projection 221 of several second, and the bottom of acoustic absorber 22 is provided with the spacing recess 222 of several second, and first spacing projection 211 and the spacing recess 222 looks adaptation of second, the spacing projection 221 of second and the spacing recess 212 looks adaptation of first. First spacing projection 211 and the spacing recess of second 222 cooperate, and the spacing projection of second 221 and the spacing recess of first 212 cooperate, can play limiting displacement, prevent to take place the displacement between buffer layer 21 and the acoustic absorption layer 22.

The shock absorbing layer 21 can be made of one or a mixture of several materials, such as: rubber, pearl cotton, foam cotton, polyethylene foam cotton, sponge, polyurethane, vinyl acetate, ethylene n-butyl acrylate polymer, composite pearl cotton and polypropylene plastic foam material.

The sound absorption layer 22 may be made of one or a mixture of several of the following materials, for example: open-cell foam plastic, expanded perlite, mineral wool, glass wool, felt, wood wool acoustic board, perforated plywood, perforated fiber cement board, perforated paper-faced gypsum board, perforated metal board, polyester fiber acoustic board, channel wood acoustic board, perforated wood acoustic board, regenerated wood acoustic board and high-temperature ceramic acoustic board.

The four corners department of prefabricated sheet layer 3 all is provided with installation hangers 6, and installation hangers 6 include: otic placode 61, go up shrouding 62, lower shrouding 63, first side shrouding 64 and second side shrouding 65 welding together, go up shrouding 62 and set up the upper surface at prefabricated sheet layer 3, lower shrouding 63 sets up the lower surface at prefabricated sheet layer 3, first side shrouding 64 and second side shrouding 65 set up respectively in two adjacent sides of prefabricated sheet layer 3, otic placode 61 run through in last shrouding 62 and with shrouding 63 and first side shrouding 64 fixed connection down, be provided with on the otic placode 61 and hang cable hole 611.

The mounting hanging lug 6 is used for arranging a steel cable and applying prestress in the mounting process. The mounting lugs 6 arranged on the prefabricated slab layers 3 are diagonally tied by steel cables and prestress is applied, so that the top surface of the slab is free of tensile stress in the construction process. Through with last shrouding 62, lower shrouding 63, first side shrouding 64 and second side shrouding 65 welding together, go up shrouding 62 and set up the upper surface at prefabricated sheet layer 3, lower shrouding 63 sets up the lower surface at prefabricated sheet layer 3, and first side shrouding 64 and second side shrouding 65 set up respectively in two adjacent sides of prefabricated sheet layer 3, and otic placode 61 runs through in last shrouding 62 and with shrouding 63 and first side shrouding 64 fixed connection down, can guarantee that otic placode 61's horizontal force transmits to in prefabricated sheet layer 3.

Optionally, four T-shaped shear keys 4 are provided.

Alternatively, the shock-absorbing layer 21 is made of rubber.

Alternatively, the sound absorbing layer 22 is made of open cell foam.

According to the technical scheme, the assembled floor provided by the embodiment of the application is characterized in that the sound insulation damping layer 2 is arranged between the cast-in-place layer 1 and the prefabricated slab layer 3, the sound insulation damping layer 2 comprises the damping layer 21 and the sound absorption layer 22, the damping layer 21 and the sound absorption layer 22 are at least one layer, the damping layer 21 and the sound absorption layer 22 are alternately stacked together, the floor can be reduced in transmission of vibration and sound, and the floor has good sound insulation performance and good anti-seismic performance.

In particular, the drawings are only schematic, and for convenience of explanation and explanation of the technical solutions, in the same drawings, a part of the structure is processed by a section, a part of the structure is not processed by a section for convenience of presentation, and in the case that a person skilled in the art can implement the technical solutions by technical means commonly used in the art, a part of the structure not affecting the technical solutions is omitted.

Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.

The above embodiments of the present application do not limit the scope of the present application.

Claims (4)

1. An assembled floor slab, comprising: the cast-in-place concrete slab comprises a cast-in-place layer (1), a sound insulation and shock absorption layer (2), a prefabricated slab layer (3) and T-shaped shear keys (4), wherein the cast-in-place layer (1), the sound insulation and shock absorption layer (2) and the prefabricated slab layer (3) are sequentially overlapped together, the sound insulation and shock absorption layer (2) is arranged between the cast-in-place layer (1) and the prefabricated slab layer (3), the T-shaped shear keys (4) are penetratingly arranged in the cast-in-place layer (1), the sound insulation and shock absorption layer (2) and the prefabricated slab layer (3), a plurality of stress reinforcing steel bars (5) are arranged in the prefabricated slab layer (3), and the stress reinforcing steel bars (5) are uniformly distributed in the prefabricated slab layer;

the sound insulation shock absorption layer (2) comprises a shock absorption layer (21) and a sound absorption layer (22), the shock absorption layer (21) and the sound absorption layer (22) are at least one layer, the shock absorption layer (21) and the sound absorption layer (22) are alternately stacked together, a plurality of first limiting convex columns (211) are arranged at the top of the shock absorption layer (21), a plurality of first limiting grooves (212) are arranged at the bottom of the shock absorption layer (21), a plurality of second limiting convex columns (221) are arranged at the top of the sound absorption layer (22), a plurality of second limiting grooves (222) are arranged at the bottom of the sound absorption layer (22), the first limiting convex columns (211) are matched with the second limiting grooves (222), and the second limiting convex columns (221) are matched with the first limiting grooves (212);

the four corners department of prefabricated sheet layer (3) all is provided with installation hangers (6), installation hangers (6) include: otic placode (61), go up shrouding (62), shrouding (63), first side shrouding (64) and second side shrouding (65) down, go up shrouding (62) shrouding (63) down first side shrouding (64) with second side shrouding (65) welding together, it sets up to go up shrouding (62) the upper surface of prefabricated sheet layer (3), shrouding (63) set up down the lower surface of prefabricated sheet layer (3), first side shrouding (64) with second side shrouding (65) set up respectively two adjacent sides of prefabricated sheet layer (3), otic placode (61) run through in go up shrouding (62) and with shrouding (63) down with first side shrouding (64) fixed connection, be provided with on otic placode (61) and hang cable hole (611).

2. Fabricated floor according to claim 1, characterised in that the T-shaped shear keys (4) are four.

3. Fabricated floor according to claim 1, characterized in that the shock-absorbing layer (21) is made of rubber.

4. Fabricated floor according to claim 1, characterized in that the sound-absorbing layer (22) is made of open-cell foam.

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