CN213359193U - Composite noise-reduction decorative plate - Google Patents

Abstract

The utility model discloses a decorative board of making an uproar falls in complex, include: the noise reduction structure comprises a front plate, a rear plate and a noise reduction layer arranged between the front plate and the rear plate, and is characterized in that a plurality of blind grooves are formed in the surface of the front plate, connecting flanges which are folded backwards to the side parts are respectively arranged on two sides of the front plate, the folding directions of the two connecting flanges are consistent, and a structure that one is folded inwards and the other is folded outwards is formed; a plurality of first through holes are formed in the surface of the rear plate; the silencing layer is provided with a plurality of second through holes, each second through hole forms a honeycomb shape, and two ends of each second through hole are respectively connected with the plate surface of the front plate and the plate surface of the rear plate. The utility model has the characteristics of simple structure, amortization waterproof performance are good and simple to operate is swift.

Description

Composite noise-reduction decorative plate

Technical Field

The utility model relates to a panel technical field for the building especially relates to a decorative board of making an uproar falls in complex.

Background

With the development of scientific technology and the continuous progress of society, more and more noise sources interfere with the normal life and work of people and seriously affect the health of people, and the noise pollution becomes one of the public hazards which are not negligible in society. In order to reduce the harm caused by noise to people, various silencing plates appear on the building plates.

If a chinese utility model patent of application number 201821090235.4 discloses a combined type acoustical panel, its characterized in that: the sound-absorbing cotton floor is characterized by comprising an upper plate and a lower plate, wherein round holes are formed in the upper plate, upper grooves, connecting holes and lower grooves are formed in the lower plate, and sound-absorbing cotton is filled between the upper plate and the lower plate. The sound-absorbing structure of the patent comprises three layers, namely a round hole, sound-absorbing cotton and a special-shaped through hole formed by an upper groove, a connecting hole and a lower groove. Through the three-layer structure, although the above patent realizes a good noise reduction effect, the whole plate does not have waterproof performance, and the structure of the lower plate is complex, the processing is inconvenient, and the processing cost is relatively high.

Disclosure of Invention

To the problem that exists among the prior art, the utility model aims to provide a simple structure, amortization waterproof performance are good and simple to operate swift compound amortization panel.

In order to achieve the above purpose, the utility model adopts the following technical scheme.

A composite noise-reducing trim panel comprising: the noise reduction structure comprises a front plate, a rear plate and a noise reduction layer arranged between the front plate and the rear plate, and is characterized in that a plurality of blind grooves are formed in the surface of the front plate, connecting flanges which are folded backwards to the side parts are respectively arranged on two sides of the front plate, the folding directions of the two connecting flanges are consistent, and a structure that one is folded inwards and the other is folded outwards is formed; a plurality of first through holes are formed in the surface of the rear plate; the silencing layer is provided with a plurality of second through holes, each second through hole forms a honeycomb shape, and two ends of each second through hole are respectively connected with the plate surface of the front plate and the plate surface of the rear plate.

More preferably, the front plate, the rear plate and the sound-deadening layer are all metal pieces, and the front plate, the rear plate and the sound-deadening layer are bonded into a whole through an adhesive layer.

More preferably, the upper surface of the outwardly turned-over connecting flanges is flush with the lower surface of the inwardly turned-over connecting flanges.

More preferably, the blind groove is of a concave structure or a convex structure.

More preferably, the shape of the blind groove is triangular or semicircular.

More preferably, each of the first through holes is a circular hole, an elliptical hole or a polygonal hole, and the first through holes are arranged in an array.

More preferably, each of the second through holes is a polygonal hole.

More preferably, at least one plastic film is provided between the front plate and the rear plate.

More preferably, the back surface of the rear plate is provided with sound absorbing cotton, and the connecting flange turned inwards is provided with a forward flange for pressing the sound absorbing cotton.

More preferably, a decorative pattern layer is provided on the surface of the front plate

The utility model has the advantages that:

the blind grooves are arranged on the front plate, the blind grooves are utilized to form a first noise reduction structure, decoration and noise reduction are integrated, external water can be effectively prevented from permeating into the plate, the waterproof performance is good, and the service life of the plate is ensured; meanwhile, the silencing layer adopts a honeycomb through hole structure, so that the silencing effect is good, a special-shaped hole does not need to be processed on the rear plate, and the structure is simple; and the sound absorption cotton arranged on the back surface of the back plate is combined, so that the whole noise reduction effect is very excellent, and the noise reduction effect is 30-35 decibels on average through test verification. In addition, the connection flanges are arranged on the two sides of the front plate respectively, so that the plates can be conveniently assembled, and the installation is convenient and quick.

Two, through set up at least one deck plastic film between front bezel and back plate for noise that gets into in the noise damping layer hole can be reflected, absorbed by the thin layer after meetting the thin layer, thereby further improve noise cancelling effect, also can further improve waterproof performance simultaneously.

Drawings

Fig. 1 shows that the utility model provides a composite noise reduction plate's structure schematic diagram.

Fig. 2 is a bottom view of the composite noise reduction and noise reduction plate provided by the present invention.

Fig. 3 shows the longitudinal sectional view of the composite noise reduction plate provided by the present invention.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Fig. 5 shows a transverse sectional view of the composite noise reduction plate provided by the present invention.

Description of reference numerals:

1: front plate, 2: rear plate, 3: sound deadening layer, 4: film layer, 5: silencing cotton.

1-1: blind groove, 1-2: connecting flanges, 1-3: and (5) flanging forwards.

2-1: a first via.

3-1: a second via.

Detailed Description

In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.

The following description will be further made in conjunction with the accompanying drawings of the specification, so that the technical solution and the advantages of the present invention are clearer and clearer. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

As shown in fig. 1 to 3, a composite noise-reducing decorative panel includes: a front plate 1, a rear plate 2, and a sound-deadening layer 3 installed between the front plate 1 and the rear plate 2.

The panel surface of the front panel 1 is provided with a plurality of blind grooves 1-1, and each blind groove 1-1 forms a first noise reduction structure. In this embodiment, each of the blind grooves 1-1 is preferably shaped as an inward-concave semicircle, and the size of the lowest opening of each of the blind grooves is preferably not greater than 1mm, so as to form an invisible structure, which is beneficial to displaying a pattern layer when the pattern layer is sprayed on the upper surface of the front plate 1. In other embodiments, the blind groove is configured to be a convex structure, the size of the blind groove can be made larger, and the shape of the blind groove is configured to be triangular, etc., which can achieve similar technical effects to the present embodiment; the present embodiment is not limited.

The two sides of the front plate 1 are respectively provided with connecting flanges 1-2 which are folded backwards to the side parts, and the folding directions of the two connecting flanges 1-2 are consistent to form a structure that one is folded inwards and the other is folded outwards; like this, after two adjacent compound amortizations fall the board of making an uproar and splice together, the connection turn-ups that one of them compound amortization falls the board of making an uproar can block at the connection turn-ups downside that another amortization falls the board of making an uproar, and then realizes that the connection that two compound amortizations fall the board of making an uproar is spacing. Particularly, in order to ensure that the surfaces of the spliced plates of the two adjacent composite noise reduction and noise reduction plates are neat, the upper surface of the connecting flanging which is turned outwards is preferably flush with the lower surface of the connecting convenient flanging which is turned inwards.

Referring to fig. 2, a plurality of first through holes 2-1 are formed on the surface of the rear plate 2. In this embodiment, it is preferable that each of the first through holes 2-1 is a circular hole, and each of the circular holes is arranged in an array. In other embodiments, the first through holes 2-1 are elliptical holes or polygonal holes, and the arrangement is a staggered arrangement, which is not limited to this embodiment.

As shown in fig. 4, a film layer 4 is further provided between the sound-deadening layer 3 and the rear plate 2. Therefore, noise entering the holes of the silencing layer 3 can be reflected and absorbed by the thin film layer 4 after encountering the thin film layer 4, the silencing effect can be further improved, and meanwhile, the waterproof performance can also be further improved. In other embodiments, the film layer is two or three layers, and a plastic film is also disposed between the front plate and the sound-deadening layer, which is not limited to this embodiment.

Referring to fig. 5, a plurality of second through holes 3-1 are formed in the sound-deadening layer 3, each second through hole 3-1 is formed in a honeycomb shape, and both ends of each second through hole 3-1 are connected to the panel surface of the front panel 1 and the panel surface of the rear panel 2, respectively. In this embodiment, the sound deadening layer 3 is an aluminum profile, and preferably, each of the second through holes 3-1 has a hexagonal cross section and a height of 5mm or more, and has a more excellent sound deadening effect. Of course, the second through holes may be arranged in a quadrilateral, pentagonal or other polygonal structure according to different practical situations, and are not limited to this embodiment.

In order to facilitate the processing and assembling of the whole composite noise reduction and noise reduction plate, in this embodiment, it is preferable that the front plate 1, the rear plate 2 and the noise reduction layer 3 are all made of metal, such as aluminum alloy. Preferably, the front plate 1, the rear plate 2 and the sound-deadening layer 3 are bonded together by an adhesive layer.

Furthermore, sound absorption cotton 5 is further installed on the back surface of the rear plate 2, and forward flanges 1-3 used for pressing the sound absorption cotton are arranged on the connecting flanges 1-2 which are located right behind the rear plate 2; so as to further improve the performance of the whole composite noise reduction and silencing plate.

Compared with the prior art, the compound noise reduction plate provided by the embodiment has the advantages that the blind groove is formed in the front plate, the first noise reduction structure is formed by the blind groove, external water can be effectively prevented from permeating the plate, the waterproof performance is good, and the service life of the plate is ensured. Simultaneously, the amortization layer adopts honeycomb through-hole structure, and noise cancelling effect is good, need not to process the dysmorphism hole on the backplate, simple structure. In addition, the connection flanges are arranged on the two sides of the front plate respectively, so that the plates can be conveniently assembled, and the installation is convenient and quick.

It will be understood by those skilled in the art from the foregoing description of the structure and principles that the present invention is not limited to the specific embodiments described above, and that modifications and substitutions based on the known art are intended to fall within the scope of the invention, which is defined by the claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.

Claims (10)

1. A composite noise-reducing trim panel comprising: the noise reduction structure comprises a front plate, a rear plate and a noise reduction layer arranged between the front plate and the rear plate, and is characterized in that a plurality of blind grooves are formed in the surface of the front plate, connecting flanges which are folded backwards to the side parts are respectively arranged on two sides of the front plate, the folding directions of the two connecting flanges are consistent, and a structure that one is folded inwards and the other is folded outwards is formed; a plurality of first through holes are formed in the surface of the rear plate; the silencing layer is provided with a plurality of second through holes, each second through hole forms a honeycomb shape, and two ends of each second through hole are respectively connected with the plate surface of the front plate and the plate surface of the rear plate.

2. The composite noise-reducing decorative plate of claim 1, wherein the front plate, the rear plate and the noise-reducing layer are all made of metal pieces, and the front plate, the rear plate and the noise-reducing layer are bonded into a whole through adhesive layers.

3. The composite noise-reducing decorative plate according to claim 1, wherein the upper surface of the outwardly turned connecting flanges is flush with the lower surface of the inwardly turned connecting flanges.

4. The composite noise reduction decorative plate of claim 1, wherein the blind groove is of a concave structure or a convex structure.

5. A composite noise-reducing decorative panel according to claim 1, wherein the blind grooves are triangular or semicircular in shape.

6. The composite noise-reducing decorative plate of claim 1, wherein each first through hole is a circular hole, an elliptical hole or a polygonal hole, and the first through holes are arranged in an array.

7. A composite noise-reducing decorative panel according to claim 1, wherein each of the second through holes is a polygonal hole.

8. A composite noise reducing trim panel according to claim 1 wherein at least one layer of plastics film is provided between the front and rear panels.

9. The composite noise-reducing decorative plate according to claim 1, wherein sound-absorbing cotton is mounted on the back surface of the rear plate, and a forward flange for pressing the sound-absorbing cotton is arranged on the connecting flange turned inward.

10. The composite noise-reducing decorative plate of claim 1, wherein a decorative pattern layer is arranged on the surface of the front plate.

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