CN217460350U

CN217460350U - Sound barrier

Info

Publication number: CN217460350U
Application number: CN202220850453.3U
Authority: CN
Inventors: 孙鲜明; 黄逢超; 张大成; 田淼; 陈长征
Original assignee: Ningbo Kunbo Measurement And Control Technology Co ltd
Current assignee: Ningbo Kunbo Measurement And Control Technology Co ltd
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2022-09-20
Anticipated expiration: 2032-04-13

Abstract

The present disclosure provides a sound barrier comprising: barrier main board and barrier backplate, the barrier main board include the panel with connect respectively at two curb plates of panel side, two curb plates are connected simultaneously to the barrier backplate for the barrier main board encloses into a framework with the barrier backplate, is provided with the polylith backup pad in the framework, the edge butt of backup pad in the inner wall of framework, has constituted a plurality of sealed chamber between polylith backup pad and the framework, all has filled soundproof cotton in every sealed intracavity. The sound barrier disclosed by the invention can freely design the height and the length of the sound barrier according to the installation environment of the sound barrier, is convenient to assemble, has obvious sound absorption and sound insulation effects, is not easy to corrode, and can greatly prolong the service life.

Description

Sound barrier

Technical Field

The present disclosure relates to noise reduction facilities, and more particularly, to a sound barrier.

Background

The insertion of a facility between the source and the recipient, called sound barriers, provides a significant additional attenuation of the sound wave propagation, thereby attenuating the noise impact in certain areas where the recipient is located. The sound barrier is generally divided into three types, namely a traffic sound insulation barrier, an equipment noise attenuation sound insulation barrier and an industrial plant boundary sound insulation barrier.

At present, a sound barrier arranged underwater adopts a concrete structure in the early stage and adopts a metal color plate and a metal plate plastic-dipped structure in the later stage. But still has the problems of poor sound absorption effect, easy aging, easy corrosion, short service life, complex construction and the like.

SUMMERY OF THE UTILITY MODEL

It is a primary object of the present disclosure to provide a sound barrier to at least solve the above technical problems in the prior art.

In order to achieve the above object, the present disclosure provides a sound barrier including: barrier mainboard and barrier backplate, the barrier mainboard includes the panel and connects respectively two curb plates of panel side, the barrier backplate is connected two simultaneously the curb plate makes barrier mainboard and barrier backplate enclose into a framework be provided with the polylith backup pad in the framework, the edge butt of backup pad in the inner wall of framework, the polylith the backup pad with constitute a plurality of sealed chamber between the framework, every sealed intracavity all is filled there is soundproof cotton.

In an embodiment, the cross section of the side plate is a broken line, and the support plate is used for abutting against the end part of the side plate to be matched with the inner wall of the side plate.

In an embodiment, the front plate and the barrier back plate both have a plurality of grooves formed inward the frame.

In an alternative embodiment, the recess is flanked by noise attenuation chambers.

In one embodiment, the panel has a plurality of sound absorbing holes formed in an outer surface thereof.

In one embodiment, the aperture of the sound absorption hole is gradually reduced from the outer part to the inner part.

In one embodiment, the soundproof cotton is wrapped with a waterproof cloth.

In one embodiment, the sound-insulating cotton is made of glass fiber cotton.

In one embodiment, the support plate is provided with a reinforcing rib.

In an implementation mode, the supporting plates are arranged at the top and the bottom of the frame body, and the soft glue layer is arranged on the outer surface of the supporting plate at the bottom.

The sound barrier disclosed by the invention can freely design the height and the length of the sound barrier according to the installation environment of the sound barrier, is convenient to assemble, has obvious sound absorption and sound insulation effects, is not easy to corrode, and can greatly prolong the service life.

It should be understood that the statements in this section do not necessarily identify key or critical features of the embodiments of the present disclosure, nor do they limit the scope of the present disclosure. Other features of the present disclosure will become apparent from the following description.

Drawings

The above and other objects, features and advantages of exemplary embodiments of the present disclosure will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. Several embodiments of the present disclosure are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which:

in the drawings, the same or corresponding reference numerals indicate the same or corresponding parts.

FIG. 1 is a schematic view of a sound barrier according to one embodiment of the present disclosure;

FIG. 2 is a top view of a sound barrier according to one embodiment of the present disclosure;

FIG. 3 is a cross-sectional view taken along A-A of FIG. 2;

FIG. 4 is a cross-sectional view of a sound barrier in one embodiment of the present disclosure;

fig. 5 is a schematic structural diagram of a barrier back plate and a barrier main plate after being separated according to an embodiment of the disclosure.

Wherein the figures include the following reference numerals:

1. a barrier main board; 11. a panel; 12. a side plate; 13. a sound absorbing aperture; 2. a barrier backing plate; 3. a frame body; 4. a support plate; 41. reinforcing ribs; 5. sound insulation cotton; 6. sealing the cavity; 7. waterproof cloth; 8. a groove; 9. a noise attenuation chamber; 10. a soft adhesive layer.

Detailed Description

In order to make the objects, features and advantages of the present disclosure more apparent and understandable, the technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

Referring to fig. 1-4, the present embodiment provides a sound barrier, which has a good sound insulation effect even when used underwater, the sound barrier includes a barrier main board 1 and a barrier back board 2, the barrier main board 1 includes a panel 11 and two side boards 12, the two side boards 12 are respectively connected to the sides of the panel 11, preferably, the side boards 12 are perpendicular to the panel 11, and the barrier back board 2 is connected to the two side boards 12 at the same time, so that the barrier main board 1 and the barrier back board 2 can enclose a frame 3, a plurality of support boards 4 are disposed in the frame 3, edges of the support boards 4 abut against the inner wall of the frame 3, the support boards 4 can play a role of reinforcing the frame 3, on the other hand, a plurality of sealed cavities 6 can be formed between the plurality of support boards 4 and the frame 3, sound insulation cotton 5 is filled in each sealed cavity 6, waterproof cloth 7 is wrapped outside the sound insulation cotton 5, so as to prevent the influence of water inflow in the soundproof cotton 5 on the soundproof effect.

In the embodiment of the present disclosure, soundproof cotton 5 is set to glass fiber cotton, which has the advantages of good corrosion resistance, high mechanical strength, and the like, and can ensure the service life on the basis of improving the sound absorption effect.

Referring to fig. 1 and 2, in the embodiment of the present disclosure, in order to prevent the deformation of the support plate 4, which affects the contact effect between the edge of the support plate 4 and the inner wall of the frame 3, and ensure the sealing performance of the sealing cavity 6, the support plate 4 is provided with the reinforcing ribs 41, and the reinforcing ribs 41 are staggered in the horizontal direction and the vertical direction, so that the structural strength of the support plate can be greatly improved.

In an embodiment of the present disclosure, to prevent corrosion of the support and extend the service life, the support is made of hard plastic.

Referring to fig. 2, in the embodiment of the present disclosure, the side plates 12 in the barrier main board 1 are bent inward to form guide rails, guide grooves are formed in both sides of the barrier back board 2, and when the barrier back board 2 is connected to the barrier main board 1, the barrier back board 2 is inserted from the top or the bottom of the barrier main board 1, so that the guide rails can be inserted into the guide grooves, and the guide rails can slide relative to the guide grooves until the barrier back board 2 is completely clamped to the barrier main board 1 and forms the frame 3.

Referring to fig. 1, 2 and 5, in the embodiment of the present disclosure, the cross section of the side plate 12 is a broken line type, and the end of the supporting plate 4 for abutting against the side plate 12 is adapted to the inner wall of the side plate 12, so that the number of broken angles can be increased, that is, the number of limiting angles to the supporting plate 4 can be increased, and the increase of the number of broken angles means that the limiting effect to the supporting plate 4 is exponentially improved, so that the connection between the supporting plate 4 and the side plate 12 is firmer; compared with a straight plate, the contact area between the side plate 12 and the support plate 4 is increased, and the connection stability between the support plate 4 and the side plate 12 is further increased.

Referring to fig. 1, 2 and 4, in the embodiment of the present disclosure, panel 11 and barrier backplate 2 are all inwards concave towards framework 3 to form a plurality of recesses 8, the inner wall of recess 8 can support tightly on waterproof cloth 7 outside soundproof cotton 5, make waterproof cloth 7 and soundproof cotton 5's laminating effect better, form noise attenuation chamber 9 in recess 8 both sides, this noise attenuation chamber 9 is between waterproof cloth 7 and framework 3, can be used for storing the aqueous vapor that permeates into framework 3, the aqueous vapor assembles the back and forms the water column, the existence of water column is equivalent to having increased a propagation medium, there is certain attenuation effect to the propagation of sound wave.

Referring to fig. 1, 3 and 4, in the embodiment of the present disclosure, a plurality of sound absorption holes 13 are uniformly formed in an outer surface of the panel 11, the hole diameter of the sound absorption holes 13 is gradually reduced from outside to inside, such a structure of the sound absorption holes 13 enables most of noise decibels outside the frame 3 to be rapidly reduced, and residual noise can enter the sealed cavity 6 from the sound absorption holes 13 and continue to be absorbed by the soundproof cotton 5, so as to achieve a further sound absorption effect.

Referring to fig. 1, 3 and 5, in the embodiment of the present disclosure, the top and the bottom of the frame 3 are provided with the supporting plates 4, if the sound barrier is used for installation at the bottom of a river, in consideration of unevenness of the bottom of the river, in order to achieve a better sealing effect and prevent noise from passing through a gap between the sound barrier and the bottom of the river, the outer surface of the supporting plate 4 at the bottom of the frame 3 is provided with the soft rubber layer 10, and the soft rubber layer 10 may be made of a material that is easily elastically deformed, and preferably, soft rubber may be selected.

In conclusion, according to the technical scheme of the embodiment, the height and the length of the sound barrier can be freely designed according to the installation environment of the sound barrier, the assembly is convenient, the sound absorption and sound insulation effects are obvious, the sound barrier is not easy to corrode, and the service life can be greatly prolonged.

It should be understood that various forms of the flows shown above may be used, with steps reordered, added, or deleted. For example, the steps described in the present disclosure may be executed in parallel, sequentially, or in different orders, and are not limited herein as long as the desired results of the technical solutions disclosed in the present disclosure can be achieved.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. Terms referring to "first direction", "second direction", and the like, refer to a straight line direction unless otherwise specifically limited. In the description of the present disclosure, "a plurality" means two or more unless specifically limited otherwise.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. A sound barrier, comprising: barrier mainboard (1) and barrier backplate (2), barrier mainboard (1) include panel (11) and connect respectively two curb plates (12) of panel (11) side, barrier backplate (2) connect two simultaneously curb plate (12), make barrier mainboard (1) and barrier backplate (2) enclose into a framework (3) be provided with polylith backup pad (4) in framework (3), the edge butt of backup pad (4) in the inner wall of framework (3), the polylith backup pad (4) with a plurality of sealed chamber (6) have been constituted between framework (3), every all pack in sealed chamber (6) and have soundproof cotton (5).

2. The sound barrier according to claim 1, characterised in that the cross-section of said side plates (12) is arranged as a broken line, the support plate (4) being adapted to the inner wall of said side plates (12) against the end of said side plates (12).

3. The sound barrier according to claim 1, characterized in that said face plate (11) and said barrier back plate (2) are both recessed inside said frame (3) forming a plurality of grooves (8).

4. Sound barrier according to claim 3, characterized in that the grooves (8) are flanked by noise dampening cavities (9).

5. The sound barrier according to claim 1, characterized in that said panel (11) is provided on its outer surface with a plurality of sound-absorbing holes (13).

6. Sound barrier according to claim 5, characterized in that the aperture of said sound absorption holes (13) is gradually decreasing from the outside to the inside.

7. The sound barrier according to claim 1, characterized in that said acoustic wool (5) is externally coated with a tarpaulin (7).

8. The sound barrier according to claim 1, characterised in that said acoustic wool (5) is provided as glass fibre wool.

9. Sound barrier according to claim 1, characterised in that the support plate (4) is provided with stiffening ribs (41).

10. The sound barrier according to claim 1, characterised in that the top and bottom of the frame (3) are provided with the support plate (4) and the outer surface of the bottom support plate (4) is provided with a soft glue layer (10).