CN213682585U

CN213682585U - Improved wall-mounted medium-low frequency sound absorption module

Info

Publication number: CN213682585U
Application number: CN202021918665.8U
Authority: CN
Inventors: 王宝淳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-05
Filing date: 2020-09-05
Publication date: 2021-07-13
Anticipated expiration: 2030-09-05

Abstract

The utility model provides an improved generation wall-mounted well low frequency inhales sound module, include: the sound-transmitting fabric, the first PVC plate, the sound-absorbing cotton, the frame and the second PVC plate; the sound-permeable fabric is rectangular in shape by cutting, and the sound-permeable fabric is connected with the first PVC plate by attaching; the first PVC plate and the second PVC plate are arranged on the front side and the rear side of the sound-absorbing cotton, and the sound-absorbing cotton is clamped between the first PVC plate and the second PVC plate; the frame is rectangular, and one side of the frame is in an L-shaped folded edge shape. The utility model discloses an improve to the sound module is inhaled to wall-hanging low frequency, have and arrange sound absorbing material and make up the advantage, solved simultaneously indoor because same material inhales the too big reason of sound, reverberation and the noise that causes to adopt the sheet metal resonance principle, handle the well low frequency sound of indoor production, thereby effectual solution the utility model discloses the problem that proposes in the background art item with not enough.

Description

Improved wall-mounted medium-low frequency sound absorption module

Technical Field

The utility model relates to an indoor acoustics technical field, more specifically the theory that says so especially relates to an improved generation wall-mounted well low frequency inhales sound module.

Background

The application range of acoustics is wider and wider, the acoustics plays a significant role in military affairs, medicine, buildings and the like, and particularly, the architectural acoustics is a key subject of continuous research of architectural designers.

At present, most of sound absorbing body materials on the market adopt polyester fiber sound absorbing plates, so that the indoor sound absorbing capacity is overlarge, if the total indoor sound absorbing capacity is large, the sound attenuation is faster, and after a sound source stops sounding, the sound continues indoors, the phenomenon is called reverberation, and although the existing polyester fiber sound absorbing plates have good treatment effect on high-frequency sound, the traditional polyester fiber sound absorbing plates cannot effectively diffuse the middle-frequency and low-frequency sound.

In view of this, research and improvement are carried out to solve the existing problems, and an improved wall-mounted low-and-medium-frequency sound absorption module is provided, aiming at achieving the purposes of solving the problems and improving the practical value through the technology.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improved generation wall-mounted well low frequency inhales sound module to solve the problem and not enough that provide in the above-mentioned background art.

In order to achieve the above object, the utility model provides an improved generation wall-mounted well low frequency inhales sound module is reached by following specific technological means:

an improved wall-mounted mid-low frequency sound absorption module, comprising: the sound-transmitting fabric, the first PVC plate, the sound-absorbing cotton, the frame and the second PVC plate; the sound-permeable fabric is rectangular in shape by cutting, and the sound-permeable fabric is connected with the first PVC plate by attaching; the first PVC plate and the second PVC plate are arranged on the front side and the rear side of the sound-absorbing cotton, and the sound-absorbing cotton is clamped between the first PVC plate and the second PVC plate; the frame is rectangular, and one side of the frame is in an L-shaped folded edge shape.

As this technical scheme's further optimization, the utility model relates to an improved generation wall-hanging well low frequency inhales sound module sound permeable fabric and first PVC board are glueless laminating form or half parcel blank pressing formula and are connected, and sound permeable fabric is connected with the one end of the inboard L shape hem department of frame through the mode that compresses tightly of first PVC board to sound permeable fabric is rectangle form cotton linen.

As this technical scheme's further optimization, the utility model relates to an improved generation wall-hanging well low frequency inhales sound module first PVC board all is the rectangle form with the second PVC board, and first PVC board is 5mm with second PVC board thickness.

As the further optimization of this technical scheme, the utility model relates to an improved generation wall-hanging well low frequency inhales sound module the second PVC board is connected with the inboard other end of frame through the embedding mode, and the second PVC board is connected fixedly through sealant or screw or welding baffle and frame.

As this technical scheme's further optimization, the utility model relates to an improved generation wall-hanging well low frequency inhales sound module inhale the cotton for being the porous type basf of rectangle form sound absorption, and inhale cotton thickness of sound and be 35 mm.

As the further optimization of this technical scheme, the utility model relates to an improved generation wall-hanging well low frequency inhales sound module the frame is rectangle form aluminum alloy frame, and frame thickness is 50 mm.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model discloses a setting of first PVC board and second PVC board to because the factor of its wavelength, utilize the sheet metal resonance principle of first PVC board and second PVC board according to well low frequency sound audio frequency section, handle well low frequency sound, make sound energy transformation to the potential energy offset its energy, reach the effect of eliminating the low frequency.

2. The utility model discloses an improve to the sound module is inhaled to wall-hanging low frequency, have and arrange sound absorbing material and make up the advantage, solved simultaneously indoor because same material inhales the too big reason of sound, reverberation and the noise that causes to adopt the sheet metal resonance principle, handle the well low frequency sound of indoor production, thereby effectual solution the utility model discloses the problem that proposes in the background art item with not enough.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

fig. 1 is a schematic diagram of the explosion structure of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic sectional structure of the present invention;

fig. 4 is a schematic rear view of the present invention.

In the figure: sound-permeable fabric 1, first PVC board 2, sound-absorbing cotton 3, frame 4, second PVC board 5.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the present invention provides a specific technical implementation of an improved wall-mounted middle and low frequency sound absorption module:

an improved wall-mounted mid-low frequency sound absorption module, comprising: the sound-transmitting fabric comprises a sound-transmitting fabric 1, a first PVC plate 2, sound-absorbing cotton 3, a frame 4 and a second PVC plate 5; the sound-permeable fabric 1 is rectangular in shape by cutting, and the sound-permeable fabric 1 is connected with the first PVC plate 2 by attaching; the first PVC plate 2 and the second PVC plate 5 are arranged on the front side and the rear side of the sound-absorbing cotton 3, and the sound-absorbing cotton 3 is clamped between the first PVC plate 2 and the second PVC plate 5; the frame 4 is rectangular, and one side of the frame 4 is in an L-shaped folded edge shape.

Specifically, the sound-permeable fabric 1 and the first PVC plate 2 are connected in a glue-free laminating manner or a semi-wrapping edge pressing manner, the sound-permeable fabric 1 is connected with one end of an L-shaped folding edge at the inner side of the frame 4 in a pressing manner of the first PVC plate 2, the sound-permeable fabric 1 is rectangular cotton linen, and the sound-permeable fabric 1 can be artistic-rendered by adopting cloth processing manners such as a printing and dyeing process or a hot stamping process to enhance the attractiveness of the sound-permeable fabric.

Specifically, first PVC board 2 all is the rectangle form with second PVC board 5, and

first PVC board

2 and 5 thickness of second PVC board are 5 mm.

Specifically, the second PVC plate 5 is connected to the other end of the inner side of the frame 4 by means of embedding, and the second PVC plate 5 is connected and fixed to the frame 4 by means of a sealant or a screw or a welding baffle.

Specifically, the sound-absorbing cotton 3 is a rectangular porous basf sound-absorbing cotton, and the thickness of the sound-absorbing cotton 3 is 35 mm.

Specifically, the frame 4 is a rectangular aluminum alloy frame, and the thickness of the frame 4 is 50 mm.

The method comprises the following specific implementation steps:

cutting the sound-transmitting fabric 1 into the same size as the first PVC plate 2 or larger than the first PVC plate 2 by about 1cm in circumference, attaching or half-wrapping the sound-transmitting fabric 1 on one side of the first PVC plate 2, placing one side of the frame 4 with an L-shaped folded edge downwards on an installation platform, then sequentially placing the sound-transmitting fabric 1 and the integrated body of the first PVC plate 2, the sound-absorbing cotton 3 and the second PVC plate 5 in the inner frame of the frame 4, finally, sealing and fixing the rear ends of the second PVC plate 5 and the frame 4 through a sealant or a screw or a welding baffle, and after the completion, carrying out other processing procedures on the assembled middle and low frequency sound-absorbing module.

In summary, the following steps: this sound module is inhaled to improved generation wall-hanging well low frequency, through the setting of first PVC board and second PVC board, and because the factor of its wavelength in the sound frequency section of well low frequency, utilize the sheet metal resonance principle of first PVC board and second PVC board, handle well low frequency sound, make acoustic energy convert the potential energy and offset its energy, reach the effect of eliminating the low frequency, through the improvement to the sound module is inhaled to wall-hanging well low frequency, have the combination advantage of collocating the sound absorbing material, solved simultaneously because the too big reason of sound absorption is inhaled to same material in the room, reverberation and the noise that causes, and adopt the sheet metal resonance principle, handle the well low frequency sound that indoor production, thereby the effectual problem and the not enough that appear in having solved current product.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An improved wall-mounted mid-low frequency sound absorption module, comprising: the sound-transmitting sound-absorbing frame comprises a sound-transmitting fabric (1), a first PVC plate (2), sound-absorbing cotton (3), a frame (4) and a second PVC plate (5); the method is characterized in that: the sound-permeable fabric (1) is rectangular in shape by cutting, and the sound-permeable fabric (1) is connected with the first PVC plate (2) by attaching; the first PVC plate (2) and the second PVC plate (5) are arranged on the front side and the rear side of the sound-absorbing cotton (3), and the sound-absorbing cotton (3) is clamped between the first PVC plate (2) and the second PVC plate (5); the frame (4) is rectangular, and one side of the frame (4) is L-shaped folded edge.

2. The improved wall-hung medium-low frequency sound absorption module according to claim 1, wherein: the sound-permeable fabric (1) is connected with the first PVC plate (2) in a glue-free fit manner or a semi-wrapping edge-pressing manner, the sound-permeable fabric (1) is connected with one end of an L-shaped folding edge at the inner side of the frame (4) in a compression manner of the first PVC plate (2), and the sound-permeable fabric (1) is rectangular cotton linen.

3. The improved wall-hung medium-low frequency sound absorption module according to claim 1, wherein: first PVC board (2) all are the rectangle form with second PVC board (5), and first PVC board (2) and second PVC board (5) thickness are 5 mm.

4. The improved wall-hung medium-low frequency sound absorption module according to claim 1, wherein: the second PVC plate (5) is connected with the other end of the inner side of the frame (4) in an embedding mode, and the second PVC plate (5) is fixedly connected with the frame (4) through a sealant or a screw or a welding baffle plate.

5. The improved wall-hung medium-low frequency sound absorption module according to claim 1, wherein: inhale sound cotton (3) and inhale the sound cotton for being the porous type basf of rectangle form, just inhale sound cotton (3) thickness and be 35 mm.

6. The improved wall-hung medium-low frequency sound absorption module according to claim 1, wherein: the frame (4) is a rectangular aluminum alloy frame, and the thickness of the frame (4) is 50 mm.