CN218374497U - Noise reduction plate for construction - Google Patents
Noise reduction plate for construction Download PDFInfo
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- CN218374497U CN218374497U CN202221814855.4U CN202221814855U CN218374497U CN 218374497 U CN218374497 U CN 218374497U CN 202221814855 U CN202221814855 U CN 202221814855U CN 218374497 U CN218374497 U CN 218374497U
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- silencing
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- noise reduction
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Abstract
The utility model belongs to the technical field of the road construction, especially, be a noise reduction plate is used in construction, including the anechoic plate, still include: the silencing through holes are arranged in the silencing plate at equal intervals and penetrate through two opposite side faces of the silencing plate, and one end of each silencing through hole is a sound wave inlet while the other end of each silencing through hole is a sound wave outlet; the flow dividing stop block is positioned in the silencing through hole and close to the sound wave inlet and used for dividing the entering sound wave into two symmetrically distributed beams, and the inner space of the silencing through hole is divided into two symmetrically distributed pore passages on two sides by the flow dividing stop block; a spoiler; porous foam beads; the utility model discloses a noise reduction board for construction depends on the fender and installs, has effectively reduced the noise that the construction produced to the harmful effects of surrounding vehicle, resident; noise pollution is reduced, and the environment-friendly concept of green construction is met; the road construction safety is improved, traffic accidents caused by construction noise are reduced, and construction accident cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of the road construction, concretely relates to noise reduction plate is used in construction.
Background
The road is an infrastructure for various trackless vehicles and pedestrians to pass through in terms of word meaning; the road is divided into a highway, an urban road, a rural road, an industrial road, a forestry road, an examination road, a competition road, an automobile test road, a workshop passage, a school road and the like according to the use characteristics of the road, and ancient China also has a post road and also refers to a way of achieving a certain target and a way of developing and changing things.
Along with the development of society, the demand for highway and town road increases gradually, and highway hub and some other constructions that involve in the road and the construction of town road can produce a large amount of noises, seriously influence the vehicle safety of passing and the normal life of nearby resident, and the construction of noise reduction is imperative.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned problem that exists among the prior art, the utility model provides a noise reduction plate is used in construction has convenient to use and the good characteristics of noise reduction effect.
In order to achieve the above object, the utility model provides a following technical scheme: a noise reduction panel for construction, comprising a noise reduction panel, the noise reduction panel for construction further comprising:
the silencing through holes are arranged in the silencing plate at equal intervals and penetrate through two opposite side surfaces of the silencing plate, and one end of each silencing through hole is a sound wave inlet while the other end of each silencing through hole is a sound wave outlet;
the flow dividing stop block is positioned in the silencing through hole and close to the sound wave inlet and used for dividing the entering sound wave into two symmetrically distributed beams, and the inner space of the silencing through hole is divided into two symmetrically distributed pore passages on two sides by the flow dividing stop block;
the two groups of spoilers are symmetrically distributed in the silencing through hole, a plurality of spoilers in the same group are arranged at intervals, a middle hole passage communicated with the sound wave outlet is formed between the two groups of spoilers, convection notches which enable the hole passages on two sides to be communicated with the middle hole passage are formed between the adjacent spoilers and between the spoiler at the head end and the flow dividing stop block at intervals, and the spoiler at the tail end is lapped with the inner wall of the silencing through hole so as to enable the tail end of the hole passages on two sides to be closed;
the porous foam balls are distributed inside the middle pore passage and are hollow balls.
As a preferred technical scheme of the utility model, the head end face and the tail end face in both sides pore are the inclined plane, the one end that the reposition of redundant personnel dog is close to the sound wave entry is the isosceles triangle structure.
As a preferred embodiment of the present invention, the noise reduction plate is formed by connecting a plurality of the noise reduction plates to each other in a stacked manner.
As a preferred technical scheme of the utility model, the anechoic plate is polyvinyl formal component.
As a preferred technical scheme of the utility model, the reposition of redundant personnel dog and the spoiler highly with the groove depth of noise elimination through-hole equals.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a noise reduction board for construction depends on the fender and installs, has effectively reduced the noise that the construction produced to the harmful effects of surrounding vehicle, resident; noise pollution is reduced, and the environment-friendly concept of green construction is met; the safety of road construction is improved, traffic accidents caused by construction noise are reduced, and construction accident cost is reduced.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;
fig. 3 is a schematic view of a top view structure of the muffling through hole of the present invention;
FIG. 4 is a schematic front sectional view of the porous foam beads of the present invention;
in the figure: 1. an acoustic panel; 2. a silencing through hole; 3. a diversion baffle block; 4. a sonic inlet; 5. pore canals on two sides; 6. a spoiler; 7. a middle duct; 8. a sound wave outlet; 9. a convection slot; 10. porous foam beads.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a noise reduction board is used in construction, includes noise reduction board 1, and a plurality of noise reduction boards 1 constitute noise reduction board with range upon range of mode interconnect, and noise reduction board is used in construction still includes: the silencing through holes 2 are arranged in the silencing plate 1 at equal intervals and penetrate through two opposite side surfaces of the silencing plate 1, and one end of each silencing through hole 2 is a sound wave inlet 4 while the other end is a sound wave outlet 8; the flow dividing baffle 3 is positioned in the silencing through hole 2 and close to the sound wave inlet 4, and is used for dividing the entering sound wave into two symmetrically distributed beams, and the inner space of the silencing through hole 2 is divided into two symmetrically distributed two side pore passages 5 by the flow dividing baffle 3; the spoilers 6, two groups of spoilers 6 are symmetrically distributed in the silencing through hole 2, and a plurality of spoilers 6 in the same group are arranged at intervals, a middle hole channel 7 communicated with the sound wave outlet 8 is arranged between two groups of spoilers 6 at intervals, convection notches 9 which enable the hole channels 5 at two sides to be communicated with the middle hole channel 7 are arranged between adjacent spoilers 6 and between the spoiler 6 at the head end and the flow dividing baffle 3 at the diversion baffle 3 at intervals, and the spoiler 6 at the tail end is lapped on the inner wall of the silencing through hole 2 to enable the tail ends of the hole channels 5 at two sides to be closed; when the noise reduction plate assembly is used, a plurality of noise reduction plates 1 are connected in a laminating mode by bonding or other conventional means to form the noise reduction plate, the air tightness of the combined noise reduction plates 1 is guaranteed, then the noise reduction plate assembly is fixed on a baffle by using screws or other conventional means, noise sound waves enter the noise reduction through holes 2 from the sound wave inlet 4, then the sound waves enter the two symmetrically distributed sound waves by the shunting baffle 3 and are respectively led into the two side hole channels 5 and then enter the middle hole channel 7 from the convection notch 9 to offset partial energy of the sound waves, the plurality of porous foam beads 10 are arranged inside the middle hole channel 7 and can further absorb sound wave energy, and finally the sound waves are transmitted from the sound wave outlet 8 communicated with the middle hole channel 7, so that the adverse effect of noise generated by construction on surrounding vehicles and residents is effectively reduced; noise pollution is reduced, and the environment-friendly concept of green construction is met; the safety of road construction is improved, traffic accidents caused by construction noise are reduced, and construction accident cost is reduced.
Specifically, as shown in fig. 1, fig. 2 and fig. 3, in this embodiment, the head end surfaces and the tail end surfaces of the pore passages 5 on both sides are inclined surfaces, and one end of the diversion stopper 3 close to the sound wave inlet 4 is in an isosceles triangle structure, so that the entering sound wave can be reliably diverted into two symmetrically distributed beams, and the sound wave enters the pore passages 5 on both sides respectively.
Specifically, as shown in fig. 1, fig. 2, and fig. 3, in this embodiment, the noise reduction plate 1 is a polyvinyl formal member, which has a good noise reduction effect, and in actual use, other materials with a good noise reduction effect, such as rubber, may also be used.
Specifically, according to fig. 1, fig. 2 and fig. 3, in the present embodiment, the heights of the diversion stoppers 3 and the spoilers 6 are equal to the groove depth of the silencing through holes 2, so as to ensure the air tightness of the silencing plate 1 after combination.
The utility model discloses a theory of operation and use flow: when the noise reduction plate for construction is used, a plurality of noise reduction plates 1 are connected with each other in a laminating way by using adhesion or other conventional means to form the noise reduction plate, the air tightness of the combined noise reduction plates 1 is ensured, and then the noise reduction plate assembly is fixed on the enclosure by using screws or other conventional means;
noise sound waves enter the silencing through hole 2 from the sound wave inlet 4, then the shunting baffle 3 shunts the entering sound waves into two symmetrically distributed beams which respectively enter the two side pore passages 5 and then enter the middle pore passage 7 from the convection notch 9 to offset partial energy of the sound waves, a plurality of porous foam small balls 10 are arranged inside the middle pore passage 7, the sound wave energy can be further absorbed, finally the sound waves are transmitted out from the sound wave outlet 8 communicated with the middle pore passage 7, and the adverse effect of noise generated by construction on surrounding vehicles and residents is effectively reduced; noise pollution is reduced, and the environment-friendly concept of green construction is met; the road construction safety is improved, traffic accidents caused by construction noise are reduced, and construction accident cost is reduced.
In all examples shown and described herein, any particular value should be construed as merely exemplary, and not as a limitation, and thus other examples of example embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "disposed," "provided," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or the two elements may be connected through an intermediate medium, and the specific meaning of the terms in the present invention will be understood to those skilled in the art.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a noise reduction board is used in construction, includes anechoic plate (1), its characterized in that: the noise reduction plate for construction further comprises:
the silencing through holes (2) are arranged in the silencing plate (1) at equal intervals and penetrate through two opposite side faces of the silencing plate (1), one end of each silencing through hole (2) is a sound wave inlet (4), and the other end of each silencing through hole (2) is a sound wave outlet (8);
the flow dividing baffle block (3) is positioned in the silencing through hole (2) and close to the sound wave inlet (4) and used for dividing the entering sound wave into two symmetrically distributed beams, and the inner space of the silencing through hole (2) is divided into two symmetrically distributed side pore passages (5) by the flow dividing baffle block (3);
the two groups of spoilers (6) are symmetrically distributed in the noise elimination through hole (2), a plurality of spoilers (6) in the same group are arranged at intervals, a middle hole channel (7) communicated with the sound wave outlet (8) is formed between the two groups of spoilers (6), convection notches (9) are formed between the adjacent spoilers (6) and between the spoiler (6) at the head end and the flow dividing stopper (3) at the front end so as to enable the hole channels (5) at the two sides to be communicated with the middle hole channel (7), and the spoilers (6) at the tail end are lapped on the inner wall of the noise elimination through hole (2) so as to seal the tail ends of the hole channels (5) at the two sides;
the porous foam balls (10) are distributed inside the middle pore channel (7), and the porous foam balls (10) are hollow spheres.
2. A construction noise reduction panel according to claim 1, wherein: the head end face and the tail end face of the pore canal (5) on the two sides are inclined planes, and one end, close to the sound wave inlet (4), of the flow dividing stop block (3) is of an isosceles triangle structure.
3. A construction noise reduction panel according to claim 1, wherein: the noise reduction plates (1) are connected to each other in a laminated manner to constitute a noise reduction plate.
4. A construction noise reduction panel according to claim 1, wherein: the sound-absorbing board (1) is a polyvinyl formal component.
5. A construction noise reduction panel according to claim 1, wherein: the heights of the flow dividing stop block (3) and the spoiler (6) are equal to the groove depth of the silencing through hole (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221814855.4U CN218374497U (en) | 2022-07-14 | 2022-07-14 | Noise reduction plate for construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221814855.4U CN218374497U (en) | 2022-07-14 | 2022-07-14 | Noise reduction plate for construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218374497U true CN218374497U (en) | 2023-01-24 |
Family
ID=84960930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221814855.4U Active CN218374497U (en) | 2022-07-14 | 2022-07-14 | Noise reduction plate for construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218374497U (en) |
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2022
- 2022-07-14 CN CN202221814855.4U patent/CN218374497U/en active Active
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