Prefabricated floor slab with noise reduction structure

Abstract

The utility model provides a prefabricated floor slab with a noise reduction structure, which belongs to the field of prefabricated floor slabs and comprises a slab body, a noise reduction component is arranged in the slab body, a mounting component is mounted on the slab body, and splicing components are arranged on two sides of the slab body. By means of the noise reduction assembly and the sound absorption layer, the noise reduction bin is divided into two spaces through the two high-density concrete plates in the using process, the two spaces are divided into the multiple independent air cavities through the multiple V-shaped plates, and the multiple air cavities can reduce propagation of sound waves; and meanwhile, the triangular shape of the V-shaped plate can well provide supporting strength for the plate body, finally, the sound absorption layer can isolate noise again, and the noise reduction effect is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to the prefabricated floor field, specifically, relate to a prefabricated floor with noise reduction structure. BACKGROUND

[0002] The prefabricated floor is the concrete prefabricated part that is shaped in the prefabricated field production and processing, directly transports to the construction site and installs, so it is called the prefabricated floor, and the main target of the noise reduction floor is to reduce the sound wave propagation and improve the comfort of indoor environment.

[0003] Through the retrieval, in the prior art, patent announcement number CN214658130U discloses "a prefabricated floor with damping structure, two limit baffle plates can be clamped between two support walls, thereby improving the stability of floor installation, the use of sound insulation layer increases the sound insulation performance of floor, improves the practicability of floor, the hot melt rubber layer has certain buffering performance, protects the fixed connection of the separation net on the surface of the base layer, improves the tensile property of the surface of the base layer, prevents the surface fracture of the bottom end of the base layer, causes cement to fall off and reduces the strength of the base layer", but still has the following defects:

[0004] (1) the single layer sound insulation layer is used to the sound insulation and noise reduction effect of the prefabricated floor is not obvious, and ideal sound insulation demand cannot be reached;

[0005] (2) the installation mode is relatively cumbersome, and the stability of the multiple floor splicing is not ideal.

[0006] Therefore, we improve it and propose a prefabricated floor with noise reduction structure. UTILITY MODEL CONTENT

[0007] The utility model aims at: aiming at the current single layer sound insulation layer used to the sound insulation and noise reduction effect of the prefabricated floor is not obvious, and ideal sound insulation demand cannot be reached, and the installation mode is relatively cumbersome, and the stability of the multiple floor splicing is not ideal.

[0008] In order to realize the utility model purpose, the utility model provides the following technical scheme:

[0009] The prefabricated floor with noise reduction structure is to improve the above problems.

[0010] The utility model is specifically as follows:

[0011] Including the board body, the inside of board body is provided with noise reduction assembly, installs the assembly on board body, the both sides of board body are provided with splicing assembly;

[0012] The noise reduction assembly comprises a noise reduction bin, high-density concrete plates and V-shaped plates, the noise reduction bin is arranged in the interior of the plate body, the two high-density concrete plates are fixedly connected to the interior of the noise reduction bin and make the noise reduction bin form upper and lower spaces, and the plurality of V-shaped plates are fixedly connected to the interiors of the upper and lower spaces of the noise reduction bin.

[0013] As the preferred technical scheme of the utility model, the sound absorbing layer is arranged between the two high-density concrete plates, and the material of the sound absorbing layer is polyurethane foam.

[0014] As the preferred technical scheme of the utility model, the mounting assembly comprises mounting plates and mounting holes, the two mounting plates are fixedly connected to the two sides of the plate body, and the plurality of mounting holes are arranged on the two mounting plates.

[0015] As the preferred technical scheme of the utility model, the side, away from the plate body, of the two mounting plates is fixedly connected with a limiting plate.

[0016] As the preferred technical scheme of the utility model, the splicing assembly comprises a splicing concave surface and a splicing convex surface, the splicing concave surface is arranged on one side of the plate body, and the splicing convex surface is arranged on the side, away from the splicing concave surface, of the plate body.

[0017] As the preferred technical scheme of the utility model, the bottom of the splicing concave surface is fixedly connected with a sealing block, the bottom of the splicing convex surface is provided with a sealing groove, and the sealing groove is used in cooperation with the sealing block.

[0018] As the preferred technical scheme of the utility model, a plurality of reinforcing steel bars are fixedly connected between the two high-density concrete plates.

[0019] Compared with the prior art, the utility model has the advantages of:

[0020] In the scheme of the utility model,

[0021] 1. The noise reduction bin is divided into two spaces by the two high-density concrete plates, the plurality of V-shaped plates divide the two spaces into a plurality of independent air cavities, the plurality of air cavities can reduce the propagation of sound waves, the triangular shape of the V-shaped plate can provide good support strength for the plate body, and the sound absorbing layer can further isolate noise, so that the noise reduction effect is good.

[0022] 2. The plate body can be installed on the frame in advance by the mounting plates and the mounting holes on the two sides of the plate body, the plurality of plate bodies can be spliced together by the splicing concave surface and the splicing convex surface. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1The structure schematic diagram of the prefabricated floor body with the noise reduction structure is provided.

[0024] Figure 2 The right view of the prefabricated floor with the noise reduction structure is provided.

[0025] Figure 3 The prefabricated floor with the noise reduction structure is provided. Figure 2 The sectional structure schematic diagram of A-A in the middle is provided.

[0026] Figure 4 The prefabricated floor with the noise reduction structure is provided. Figure 3 The enlarged view of A in the middle is provided.

[0027] Figure 5 The splicing structure schematic diagram of the prefabricated floor body with the noise reduction structure is provided.

[0028] Indicated in the figure:

[0029] 1, plate body; 2, noise reduction assembly; 3, mounting assembly; 4, splicing assembly; 201, noise reduction bin; 202, high-density concrete plate; 203, V-shaped plate; 5, sound-absorbing layer; 301, mounting plate; 302, mounting hole; 6, limiting plate; 401, splicing concave surface; 402, splicing convex surface; 7, sealing block; 8, sealing groove; 9, reinforcing steel bar. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments.

[0031] Therefore, the following detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but only represents some embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0032] It should be noted that the embodiments in the present application and the features and technical solutions in the embodiments can be combined with each other without conflict.

[0033] It should be noted that: similar labels and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0034] As Figures 1-5As shown, the present embodiment proposes a prefabricated floor slab with a noise reduction structure, comprising a slab body 1, a noise reduction assembly 2 arranged inside the slab body 1, an installation assembly 3 mounted on the slab body 1, and a splicing assembly 4 arranged on both sides of the slab body 1;

[0035] As shown, Figure 4 The noise reduction assembly 2 comprises a noise reduction bin 201, high-density concrete plates 202, and V-shaped plates 203. The noise reduction bin 201 is arranged inside the slab body 1, two high-density concrete plates 202 are fixedly connected to the inside of the noise reduction bin 201 and divide the noise reduction bin 201 into two spaces, and multiple V-shaped plates 203 are fixedly connected to the inside of the two spaces of the noise reduction bin 201. In use, the two high-density concrete plates 202 divide the noise reduction bin 201 into two spaces, and the multiple V-shaped plates 203 divide the two spaces into multiple independent air cavities. The multiple air cavities can reduce the propagation of sound waves, and the triangular shape of the V-shaped plates 203 can provide good support strength for the slab body 1.

[0036] As shown, Figure 4 Between the two high-density concrete plates 202, an acoustic layer 5 is mounted. The acoustic layer 5 is made of polyurethane foam, which can further isolate noise and has good noise reduction effect.

[0037] As shown, Figure 3 The installation assembly 3 comprises installation plates 301 and installation holes 302. Two installation plates 301 are fixedly connected to both sides of the slab body 1, and multiple installation holes 302 are arranged on the two installation plates 301. In use, the installation plates 301 and the installation holes 302 on both sides of the slab body 1 can be used to install the slab body 1 on a frame erected in advance, facilitating the installation of the slab body 1.

[0038] As shown, Figure 3 The side of each installation plate 301 away from the slab body 1 is fixedly connected to a limiting plate 6. In use, the limiting plate 6 can hook the installation position of the installation plate 301, thereby improving the fixing effect of the slab body 1 after installation.

[0039] As shown, Figure 3 The splicing assembly 4 comprises a splicing concave surface 401 and a splicing convex surface 402. The splicing concave surface 401 is arranged on one side of the slab body 1, and the splicing convex surface 402 is arranged on the side of the slab body 1 away from the splicing concave surface 401. In use, the splicing concave surface 401 and the splicing convex surface 402 can facilitate the splicing of multiple slab bodies 1.

[0040] As shown, Figure 3As shown, the bottom of the splicing concave surface 401 is fixedly connected with a sealing block 7, and the bottom of the splicing convex surface 402 is provided with a sealing groove 8, which is used for cooperating with the sealing block 7 for insertion, in use, the sealing block 7 is rectangular, the sealing groove 8 is rectangular, when the two plate bodies 1 are spliced, the sealing groove 8 of one plate body 1 is aligned with the sealing block 7 of the other plate body 1 for splicing, so that the sealing block 7 is inserted into the inside of the sealing groove 8, improving the fixing effect and sealing performance of the two spliced plate bodies 1, and resisting the pulling force perpendicular to the length direction of the sealing block 7.

[0041] As shown in the drawings, Figure 4 As shown, a plurality of reinforcing steel bars 9 are fixedly connected between the two high-density concrete plates 202, and the plurality of reinforcing steel bars 9 are located inside the sound-absorbing layer 5, which improves the overall support strength of the plate body 1 in use.

[0042] Specifically, the prefabricated floor with the noise reduction structure has the following effects in use: two high-density concrete plates 202 divide the noise reduction bin 201 into two spaces, a plurality of V-shaped plates 203 divide the two spaces into a plurality of independent air cavities, the plurality of air cavities can reduce the propagation of sound waves, the triangular shape of the V-shaped plate 203 can provide good support strength for the plate body 1, and finally the sound-absorbing layer 5 can isolate noise again, having good noise reduction effect, the plate body 1 can be installed on the frame erected in advance through the mounting plate 301 and the mounting hole 302 on both sides of the plate body 1, facilitating installation of the plate body 1, and the plurality of plate bodies 1 can be spliced together through the splicing concave surface 401 and the splicing convex surface 402.

[0043] All the technical features in the embodiment can be freely combined according to actual needs.

[0044] The above embodiment is a preferred implementation scheme of the present application, and the present application can also be implemented in other ways without departing from the technical concept of the present application, and any obvious replacement within the scope of the present application is within the protection scope of the present application.

Claims

1. A prefabricated floor panel having a noise reduction structure, comprising a panel body (1), characterized in that, The interior of the plate body (1) is provided with a noise reduction assembly (2), the plate body (1) is provided with a mounting assembly (3), and the two sides of the plate body (1) are provided with a splicing assembly (4); The noise reduction assembly (2) comprises a noise reduction bin (201), high-density concrete plates (202) and V-shaped plates (203), the noise reduction bin (201) is opened in the interior of the plate body (1), the two high-density concrete plates (202) are fixedly connected to the interior of the noise reduction bin (201) and make the noise reduction bin (201) form two spaces, and the plurality of V-shaped plates (203) are fixedly connected to the interiors of the two spaces of the noise reduction bin (201).

2. The prefabricated floor slab with noise reduction structure according to claim 1, characterized in that, The two high-density concrete plates (202) are provided with a sound-absorbing layer (5), and the material of the sound-absorbing layer (5) is polyurethane foam.

3. The prefabricated floor slab with noise reduction structure according to claim 1, characterized in that, The mounting assembly (3) comprises mounting plates (301) and mounting holes (302), the two mounting plates (301) are fixedly connected to the two sides of the plate body (1), and the plurality of mounting holes (302) are respectively opened in the two mounting plates (301).

4. The precast floor slab with noise reduction structure according to claim 3, characterized in that, The side, away from the plate body (1), of the two mounting plates (301) is fixedly connected with a limiting plate (6).

5. The prefabricated floor slab with noise reduction structure according to claim 1, characterized in that, The splicing assembly (4) comprises a splicing concave surface (401) and a splicing convex surface (402), the splicing concave surface (401) is arranged on one side of the plate body (1), and the splicing convex surface (402) is arranged on the side, away from the splicing concave surface (401), of the plate body (1).

6. The precast floor slab with noise reduction structure according to claim 5, characterized in that, The bottom of the splicing concave surface (401) is fixedly connected with a sealing block (7), the bottom of the splicing convex surface (402) is provided with a sealing groove (8), and the sealing groove (8) is used in cooperation with the sealing block (7) for plug-in connection.

7. The precast floor slab with noise reduction structure according to claim 1, characterized in that, The two high-density concrete plates (202) are fixedly connected with a plurality of reinforcing steel bars (9).

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