CN211522941U - Novel sound absorber for sound insulation barrier - Google Patents
Novel sound absorber for sound insulation barrier Download PDFInfo
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- CN211522941U CN211522941U CN201921895077.4U CN201921895077U CN211522941U CN 211522941 U CN211522941 U CN 211522941U CN 201921895077 U CN201921895077 U CN 201921895077U CN 211522941 U CN211522941 U CN 211522941U
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Abstract
The utility model discloses a novel sound absorber for sound insulation barriers, which comprises sound insulation screen plates arranged at two sides of a traffic road surface, a plurality of sound absorber fixing pieces arranged in parallel and fixedly connected with the upper ends of the sound insulation screen plates, and sound absorbers arranged on the sound absorber fixing pieces; the sound absorber mounting includes the arc mounting, set up on the arc mounting be used for spacing a plurality of spacing chamfers of connecting the sound absorber and the fixed fixing base in bottom of arc mounting, the arc mounting passes through the fixing base with the upper end fixed connection of sound insulation barrier board. Through installing the sound absorber on the sound insulation barrier board on traffic road both sides in this application to rely on spacing chamfered edge to closely install short sound absorber and long sound absorber the top surface of sound insulation barrier board to improve sound absorption performance, reduce the noise that the vibrations of sound insulation barrier board produced, improved the sound insulation effect, on the other hand, the sound absorber can realize rapid Assembly with the mounting, has improved assembly efficiency.
Description
Technical Field
The utility model relates to a technical field of traffic sound insulation protective screen especially relates to a novel sound absorber for sound insulation protective screen.
Background
The traffic noise is noise which is generated when a vehicle runs and impairs normal life and work of people, mainly noise generated when a motor vehicle runs on a traffic line in a city, and the noise is unstable noise, and the sound level changes along with factors such as time. The hazards of noise pollution are mainly: reducing hearing ability; influence the rest and mood of the person; interfering with speech conversations and communication contacts. The main measure for controlling noise at present is to set up sound insulation barriers at both sides of the traffic line. At present, the existing sound insulation barriers are all vertical sound insulation barriers, or a small radian is made at the top of the barrier, wherein the upper end of the vertical barrier is easy to vibrate, so that the sound insulation effect is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel sound absorber for sound insulation barrier solves upright protective screen upper end and takes place vibrations easily to lead to the relatively poor problem of sound insulation effect.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a novel sound absorber for sound insulation barriers, which comprises sound insulation barrier plates arranged at two sides of a traffic road surface, a plurality of sound absorber fixing pieces arranged in parallel and fixedly connected with the upper ends of the sound insulation barrier plates, and sound absorbers arranged on the sound absorber fixing pieces;
the sound absorber mounting includes the arc mounting be used for spacing connection that sets up on the arc mounting a plurality of spacing chamfers of sound absorber and the fixed fixing base in bottom of arc mounting, the arc mounting passes through the fixing base with the upper end fixed connection of sound insulation barrier board.
Further, the arc-shaped fixing part is an arc-shaped rod or arc-shaped plate structure used for limiting the long sound absorber and the short sound absorber.
Still further, the fixing seat is a flange plate matched with the width of the top surface of the sound insulation barrier plate.
Still further, the fixing seat is provided with a threaded hole convenient for fixing with the top surface of the sound insulation barrier plate.
Still further, a plurality of the long sound absorbers and a plurality of the short sound absorbers are alternately installed on the top surface of the sound-insulating barrier panel through the sound absorber fixing members at intervals.
Still further, the sound absorber is polyurethane foam material and with arc mounting adaptation.
Still further, the sound absorber includes a long sound absorber and a short sound absorber, wherein the short sound absorber has a length less than the long sound absorber.
Still further, the thickness of the long sound absorber and the short sound absorber is 20-150 mm.
Still further, the long sound absorbers and the short sound absorbers are respectively designed to be colored materials at intervals for alleviating visual fatigue.
Compared with the prior art, the utility model discloses a beneficial technological effect: in the application, the sound absorbers are arranged on the sound insulation barrier plates on two sides of the traffic road, and the short sound absorbers and the long sound absorbers are tightly arranged on the top surfaces of the sound insulation barrier plates by means of the limiting chamfers, so that the sound absorption performance is improved, the noise generated by the vibration of the sound insulation barrier plates is reduced, and the sound insulation effect is improved; on the other hand, the sound absorber and the fixing piece can be rapidly assembled, the assembling efficiency is improved, the sound absorber is streamline, the wind resistance is small, and the appearance is attractive.
Drawings
The present invention will be further explained with reference to the following description of the drawings.
FIG. 1 is a schematic view of the main body of the novel sound absorber for sound barrier of the present invention;
FIG. 2 is a schematic side view of FIG. 1;
fig. 3 is a schematic view of the upper fixing base of fig. 1.
Description of reference numerals: 1. a traffic surface; 2. an acoustic barrier panel; 3. a sound absorber mount; 301. limiting chamfering; 302. an arc-shaped fixing piece; 303. a fixed seat; 304. a threaded hole; 4. A sound absorber; 401. a long sound absorber; 402. short sound absorbers.
Detailed Description
As shown in fig. 1-3, a novel sound absorber for a sound insulation barrier comprises sound insulation barrier plates 2 installed on both sides of a traffic road surface 1, a plurality of sound absorber fixing pieces 3 vertically installed in parallel and fixedly connected with the upper ends of the sound insulation barrier plates 2, and a sound absorber 4 installed on the sound absorber fixing pieces 3; the sound absorber mounting 3 includes arc mounting 302 the integrative spacing connection that is used for that makes on the arc mounting 302 a plurality of spacing chamfered arriss 301 of sound absorber 4 and the fixed fixing base 303 in bottom of arc mounting 302, thereby spacing chamfered arris 301 can be made integratively has two-layer to prevent that sound absorber 4 from droing from it, thereby the installation of sound absorber 4 on spacing chamfered arris 301 of being convenient for moreover, arc mounting 302 passes through fixing base 303 with the upper end fixed connection of sound insulation barrier panel 2.
In this embodiment, the arc fixing member 302 is an arc rod or arc plate structure for limiting the long sound absorber 401 and the short sound absorber 402, and is used for supporting and limiting the long sound absorber 401 and the short sound absorber 402; fixing base 303 for with the ring flange of the width adaptation of the top surface of sound insulation barrier panel 2, set up on the fixing base 303 be convenient for with the fixed screw hole 304 of the top surface of sound insulation barrier panel 2 to it is fixed to be connected the top surface of sound insulation barrier panel 2 and fixing base 303 through the bolt, can also use the joint mode to connect fixedly in this embodiment. A plurality of long sound absorbers 401 and a plurality of short sound absorbers 402 pass through sound absorber mounting 3 interval is installed in turn on the top surface of sound insulation barrier panel 2, the sound absorber has countless sound absorption piece group, and the sound absorption piece falls into two kinds of sizes, and the interval is put, and the sound absorption piece reserves the gap unanimous with the mounting, conveniently installs on sound absorber mounting 3. The sound absorber 4 is made of polyurethane foam and is matched with the arc-shaped fixing piece 302, the sound absorbing sheet is made by adopting a polyurethane foam forming process, a large number of holes are formed in the sound absorbing sheet, the holes are communicated with one another, sound waves enter the holes and are refracted for multiple times, and finally sound energy is converted into heat energy to be attenuated to the design requirement. The sound absorber 4 includes a long sound absorber 401 and a short sound absorber 402, wherein the short sound absorber 402 has a length smaller than the long sound absorber 401. The thickness of the long sound absorber 401 and the short sound absorber 402 is 20-150 mm. The long sound absorbers 401 and the short sound absorbers 402 are respectively designed to be colored materials for alleviating visual fatigue at intervals, so that the safety is improved, and in this embodiment, a fluorescent layer can be specifically coated on the sound insulation barrier plate 2, so that the safety and the attractiveness are improved.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used for convenience of description only, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-mentioned embodiments are only for describing the preferred mode of the invention, and are not intended to limit the scope of the invention, and various modifications and improvements made by those skilled in the art without departing from the spirit of the invention should fall into the protection scope defined by the claims.
Claims (9)
1. The utility model provides a novel sound absorber for sound insulation barrier which characterized in that: the sound insulation and insulation device comprises sound insulation barrier plates (2) arranged on two sides of a traffic road surface (1), a plurality of sound absorber fixing pieces (3) which are arranged in parallel and fixedly connected with the upper ends of the sound insulation barrier plates (2), and sound absorbers (4) arranged on the sound absorber fixing pieces (3);
the sound absorber mounting (3) include arc mounting (302) be used for spacing connection that sets up on arc mounting (302) a plurality of spacing chamfered arris (301) of sound absorber (4) and fixing base (303) that the bottom of arc mounting (302) is fixed, arc mounting (302) pass through fixing base (303) with the upper end fixed connection of sound insulation barrier board (2).
2. The novel sound absorber for sound-proof barriers as claimed in claim 1, wherein: the sound absorber (4) comprises a long sound absorber (401) and a short sound absorber (402), and the arc-shaped fixing piece (302) is an arc-shaped rod or arc-shaped plate structure used for limiting the length of the long sound absorber (401) and the short sound absorber (402).
3. The novel sound absorber for sound-proof barriers as claimed in claim 1, wherein: the fixed seat (303) is a flange plate matched with the width of the top surface of the sound insulation barrier plate (2).
4. The novel sound absorber for sound-proof barriers as claimed in claim 3, wherein: the fixing seat (303) is provided with a threaded hole (304) which is convenient for being fixed with the top surface of the sound insulation barrier plate (2).
5. The novel sound absorber for sound-proof barriers as claimed in claim 2, wherein: a plurality of the long sound absorbers (401) and a plurality of the short sound absorbers (402) are alternately installed on the top surface of the sound-insulating barrier panel (2) at intervals by the sound absorber fixing members (3).
6. The novel sound absorber for sound-proof barriers as claimed in claim 5, wherein: the sound absorber (4) is made of polyurethane foam and is matched with the arc-shaped fixing piece (302).
7. The novel sound absorber for sound-proof barriers as claimed in claim 6, wherein: the sound absorber (4) comprises a long sound absorber (401) and a short sound absorber (402), wherein the short sound absorber (402) has a length less than the long sound absorber (401).
8. The novel sound absorber for sound-proof barriers as claimed in claim 7, wherein: the thickness of the long sound absorber (401) and the thickness of the short sound absorber (402) are both 20-150 mm.
9. The novel sound absorber for sound-proof barriers as claimed in claim 8, wherein: the long sound absorbers (401) and the short sound absorbers (402) are respectively designed to be colored materials at intervals for alleviating visual fatigue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921895077.4U CN211522941U (en) | 2019-11-06 | 2019-11-06 | Novel sound absorber for sound insulation barrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921895077.4U CN211522941U (en) | 2019-11-06 | 2019-11-06 | Novel sound absorber for sound insulation barrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211522941U true CN211522941U (en) | 2020-09-18 |
Family
ID=72462509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921895077.4U Active CN211522941U (en) | 2019-11-06 | 2019-11-06 | Novel sound absorber for sound insulation barrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211522941U (en) |
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2019
- 2019-11-06 CN CN201921895077.4U patent/CN211522941U/en active Active
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