CN212772922U - Sound-insulation noise-reduction wall structure - Google Patents

Abstract

The utility model discloses a wall structure of making an uproar falls in giving sound insulation belongs to the building engineering field, including wall body and the part of making an uproar falls in the sound insulation of setting in wall body one side, the part of making an uproar falls in sound insulation includes framework roof beam, high frequency shock attenuation board and low frequency shock attenuation board, framework roof beam parallel arrangement state, its one side and wall body fixed connection, the cross-section of high frequency shock attenuation board and low frequency shock attenuation board is the wedge structure, and the hypotenuse between them laminates each other and forms the standard board of making an uproar falls in sound insulation, the standard board of making an uproar falls in sound insulation is installed between adjacent framework roof beam, the standard board of making an upr. After this scheme of adoption, can solve prior art sound insulation effect not good, the big technical problem of wall body thickness increase.

Description

Sound-insulation noise-reduction wall structure

Technical Field

The utility model relates to a building engineering field, in particular to wall structure of making an uproar falls gives sound insulation.

Background

Noise is a type of sound that causes irritation or is too loud and harmful to human health. From the viewpoint of environmental protection: all the sounds which obstruct people from normally resting, studying and working and the sounds which interfere with the sounds to be heard by people belong to noises. From the physical point of view: the noise is the sound produced when the sounding body does irregular vibration. Noise pollution can be classified according to the mechanical characteristics of the sound source: noise from gas turbulence, noise from solid vibration, noise from liquid impact, and electromagnetic noise from electromagnetic action. Noise can be classified by the frequency of sound: low frequency noise of <400Hz, medium frequency noise of 400-1000 Hz, and high frequency noise of >1000 Hz. The attribute of noise variation according to time can be divided into: steady state noise, unsteady state noise, heave noise, intermittent noise, impulse noise, and the like.

In the prior art, when a wall body is built or decorated, a plurality of flat plate type sound absorption or insulation materials are adhered to the wall surface and are packaged, so that the wall body is easy to increase in thickness, the utilization rate of a building is reduced, noise is easy to reflect or rebound linearly, and the sound insulation effect is poor.

This patent applicant is to this research, develops a wall structure of making an uproar that gives sound insulation to solve prior art sound insulation effect not good, the big technical problem of wall thickness increase.

Disclosure of Invention

An object of the utility model is to provide a wall structure of making an uproar falls gives sound insulation to solve prior art sound insulation effect not good, wall body thickness increases big technical problem.

In order to achieve the above purpose, the technical solution of the present invention is as follows:

the utility model provides a wall structure of making an uproar falls gives sound insulation, includes wall body and the part of making an uproar falls in the sound insulation of setting in wall body one side, the part of making an uproar falls in sound insulation includes framework roof beam, high frequency shock attenuation board and low frequency shock attenuation board, framework roof beam parallel arrangement state, its one side and wall body fixed connection, the cross-section of high frequency shock attenuation board and low frequency shock attenuation board is the wedge structure, and the hypotenuse between them laminates each other and forms the standard board of making an uproar falls in sound insulation, the standard board of making an uproar falls in sound insulation is installed between adjacent framework roof beam, the standard board of.

Further, the low-frequency damping plate is a bubble cement plate or a porous asphalt damping plate. Has better sound insulation and noise reduction effects on low-frequency noise.

Further, the high-frequency damping plate is a sound insulation felt plate, a fiber plate or a foaming plate. The sound insulation noise reduction device has good sound insulation and noise reduction effects on middle and high frequency noise.

Further, the framework beam is of an I-beam structure. The sound insulation and noise reduction standard plate is convenient to construct and install, and is stably limited on two sides.

Further, the framework beam is provided with a plurality of through holes. The weight is reduced and the propagation of vibrations can be reduced.

Furthermore, the outer edge of the framework beam is provided with a decorative plate, and the decorative plate is used for attaching the sound-insulation noise-reduction standard plate to the inner side of the framework beam. The wall surface can be conveniently coated or loaded with soft materials.

After this scheme of adoption, contrast prior art has following benefit:

the main body of the scheme adopts the combination of the high-frequency damping plate and the low-frequency damping plate with the inclined plane structure to build the sound insulation and noise reduction standard plate, and the standard plate is arranged in a staggered manner, has the functions of guiding the vibration and the propagation of the sound wave inclined plane, and realizes the attenuation of the sound wave in the high-frequency damping plate and the low-frequency damping plate by utilizing the transverse width of the high-frequency damping plate and the low-frequency damping plate, thereby playing the roles of sound insulation and noise reduction;

wherein staggered arrangement's standard board of making an uproar falls in giving sound insulation, in low frequency shock attenuation board department, can form a plurality of unsmooth and anomalous shape faces that have, improve the absorption effect of various sound wave propagation angles, this scheme simple structure, low cost, simple to operate gives sound insulation the noise reduction effect preferred, has better popularization meaning.

Drawings

Fig. 1 is a schematic view of the overall structure of the preferred embodiment.

Fig. 2 is an exploded view of the preferred embodiment.

Fig. 3 is a schematic layout of the sound-proof noise-reduction standard plate.

Fig. 4 is a schematic view of another arrangement of the sound-proof noise-reduction standard plate.

Fig. 5 is a schematic view of the arrangement structure of the low frequency damping plate.

Detailed Description

The utility model discloses an original intention is to provide a sound insulation and noise reduction effect is good, and it is convenient to install to reduce the building sound insulation solution of its thickness as far as.

Referring to fig. 1 and 2, a sound-insulation noise-reduction wall structure comprises a wall body 1 and a sound-insulation noise-reduction part 2 arranged on one side of the wall body, wherein the sound-insulation noise-reduction part comprises a framework beam 21, a high-frequency damping plate 22 and a low-frequency damping plate 23, the framework beam 21 is in a parallel arrangement state, if the framework beam is arranged on a vertical wall surface, the framework beam is arranged in parallel at uniform intervals in the vertical direction, the framework beam is arranged in parallel at uniform intervals in the horizontal direction (such as a ceiling), the inner side of the framework beam 21 is fixedly connected with the wall body 1 through expansion bolts, or is connected with a preset anchor point of a basic wall surface, and the framework beam is stably connected.

Referring to fig. 3 and 4, a low-frequency damping plate 23 is made of a foam cement plate or an asphalt damping plate, a high-frequency damping plate 22 is made of a sound-insulation felt plate, a fiber plate or a foam plate, and two symmetrically arranged low-frequency damping plates 23 are bonded to two symmetrically arranged high-frequency damping plates 22 to form a sound-insulation noise-reduction standard plate 24, wherein the cross sections of the high-frequency damping plate 22 and the low-frequency damping plate 23 are both wedge-shaped structures, and the inclined sides of the two wedge-shaped structures are attached to each other, so that the sound-insulation noise-reduction standard plate 24 is a block-shaped plate structure as a whole, the width of the block-shaped plate is consistent with the preset spacing of a framework beam 21, and due to the existence of the inclined plane, although the sound-insulation noise-reduction standard plate 24 has the same appearance structure, the interior of the block-insulation noise-reduction standard plate has two.

The framework beam 21 is of an I-beam structure, construction and installation are convenient, the sound-insulation noise-reduction standard plate 24 can be stably limited on two sides of the framework beam, a plurality of through holes 25 are formed in the middle of the framework beam 21 and the outer side plate in order to reduce reflection of sound waves at the framework beam 21, the functions of reducing weight and self vibration can be achieved, and the framework beam is convenient to tightly attach to the wall body 1.

Referring to fig. 5, in order to guide the sound wave vibration and propagation on the inclined plane, the sound insulation and noise reduction standard plates 24 are arranged in a staggered manner from top to bottom and from left to right, wherein the low frequency vibration reduction plate 23 is always arranged on the inner side and attached to the wall body 1, and a certain adhesive can be used if necessary, while the high frequency vibration reduction plate 22 is arranged on the outer side, so that a plurality of sound insulation and noise reduction standard plates 24 are arranged on the surface of the wall body 1, the high frequency vibration reduction plate 22 and the low frequency vibration reduction plate 23 have certain physical elasticity, when the sound wave is incident, the vibration is excited to propagate therein, when the sound wave is transmitted between the low frequency vibration reduction plate 23 and the high frequency vibration reduction plate 22, due to the existence of a certain wedge angle, a part of the sound wave can be induced to be transferred into the interiors of the low frequency vibration reduction plate 23 and the high frequency vibration reduction, thereby realizing better sound insulation and noise reduction effects.

In some embodiments, the frame beam 21 is provided with a decorative plate 26 at its outer edge, the decorative plate 26 attaches the sound-insulating noise-reducing standard plate 23 to its inner side, which is convenient for decorating, painting or pasting wallpaper and wall cloth on the wall surface, the decorative plate 26 itself can be a soft plate, realizing modern sound-insulating decoration.

In conclusion, the main body of the scheme adopts the high-frequency damping plate 22 and the low-frequency damping plate 23 with the inclined surface structures to combine and build the sound insulation and noise reduction standard plate 24, the sound insulation and noise reduction standard plate 24 is arranged in a staggered mode, the function of the sound insulation and noise reduction standard plate is to guide the inclined surface vibration and the propagation of sound waves, the transverse width of the sound insulation and noise reduction standard plate 24 is utilized, the attenuation of sound waves in the sound insulation and noise reduction standard plate is realized, and the sound insulation and noise reduction effect is achieved;

this scheme staggered arrangement's standard board 24 of making an uproar falls in giving sound insulation can form a plurality of unsmooth and anomalous shape faces that have in low frequency shock attenuation board department, improves the absorption effect of various sound wave propagation angles, and this scheme simple structure, low cost, simple to operate gives sound insulation the noise reduction effect preferred, has better popularization meaning.

Claims (6)

1. The utility model provides a wall structure of making an uproar falls gives sound insulation which characterized in that: including the wall body and set up the part of making an uproar that falls in giving sound insulation on one side of the wall body, the part of making an uproar falls in giving sound insulation includes framework roof beam, high frequency shock attenuation board and low frequency shock attenuation board, framework roof beam parallel arrangement state, its one side and wall body fixed connection, the cross-section of high frequency shock attenuation board and low frequency shock attenuation board is the wedge structure, and the hypotenuse between them laminates each other and forms the standard board of making an uproar that falls that gives sound insulation, the standard board of making an uproar falls that gives sound insulation is installed between adjacent framework roof beam, the standard board of making an.

2. A sound-insulating and noise-reducing wall structure as claimed in claim 1, wherein: the low-frequency damping plate is a bubble cement plate or a porous asphalt damping plate.

3. A sound-insulating and noise-reducing wall structure as claimed in claim 1 or 2, wherein: the high-frequency damping plate is a sound insulation felt plate, a fiber plate or a foaming plate.

4. A sound-insulating and noise-reducing wall structure as claimed in claim 1, wherein: the framework beam is of an I-beam structure.

5. A sound-insulating and noise-reducing wall structure according to claim 4, wherein: the framework beam is provided with a plurality of through holes.

6. A sound-insulating and noise-reducing wall structure as claimed in claim 1, wherein: the outer edge of the framework beam is provided with a decorative plate, and the decorative plate is used for attaching the sound-insulation noise-reduction standard plate to the inner side of the framework beam.

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