CN218989954U - Durable metal sound barrier that shocks resistance - Google Patents
Durable metal sound barrier that shocks resistance Download PDFInfo
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- CN218989954U CN218989954U CN202320193496.3U CN202320193496U CN218989954U CN 218989954 U CN218989954 U CN 218989954U CN 202320193496 U CN202320193496 U CN 202320193496U CN 218989954 U CN218989954 U CN 218989954U
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Abstract
The utility model discloses an impact-resistant durable metallic sound barrier, which comprises two mounting upright posts, sound absorption and insulation screen plates arranged on the two mounting upright posts, and an impact-resistant assembly arranged in the sound absorption and insulation screen plates, wherein the impact-resistant assembly comprises first impact-resistant pieces arranged at two ends of a first panel and a second panel, and second impact-resistant pieces symmetrically arranged in the first sound barrier plate and the second sound barrier plate; the section of the first panel and the section of the second panel are of trapezoid structures; the utility model adopts the rectangular framework, the first spring piece, the Z-shaped supporting rod and the arched supporting frame respectively, so that the metal sound barrier has buffering capacity, and the situation that the metal sound barrier is damaged when receiving larger impact force can be effectively avoided.
Description
Technical Field
The utility model relates to the technical field of sound barriers, in particular to an impact-resistant durable metal sound barrier.
Background
Sound-proofing barriers are interposed between the source and the receiving site to provide a significant attenuation of the propagation of sound waves, thereby attenuating the noise effects of the region in which the receiver is located, such a device being referred to as a sound-proofing barrier. The sound wave propagates in the air, and phenomena such as reflection, transmission, diffraction and the like are generated when the sound wave hits the sound barrier; the sound barrier has the functions of preventing the transmission of direct sound, isolating transmission sound, and enabling diffraction sound to have enough attenuation, so that noise in a sound film area formed behind the sound barrier is obviously reduced, and finally the aim of reducing the noise is fulfilled.
The metal sound barrier has elegant appearance, exquisite manufacture, convenient transportation and installation, low cost and long service life, is particularly suitable for noise prevention of overhead highways, urban light rails and subways, and is the most ideal sound insulation and noise reduction facility in modern cities. The metal sound barrier height is between 1m and 5m, and the average noise reduction of the coverage effective area is 10-15 dB, and the maximum is 20dB.
The existing metal sound barrier upright posts are fixed on the pre-buried steel plates of the road anti-collision wall or the track side through bolts or welding, so that the installation is inconvenient, the flexibility is also lacking, meanwhile, the compression resistance of the existing metal sound barrier is limited, and particularly when severe external impact is applied, the damage of an internal sound insulation plate is easy to cause, so that the service life of the metal sound barrier is shortened, and the use cost is increased; based on the above, the utility model provides an impact-resistant durable metal sound barrier.
Disclosure of Invention
In view of the above, the present utility model provides an impact resistant durable metallic sound barrier.
The technical scheme of the utility model is as follows: an impact-resistant durable metal sound barrier comprises two mounting upright posts, a sound absorption and insulation screen plate arranged on the two mounting upright posts, and an impact-resistant assembly arranged inside the sound absorption and insulation screen plate; the mounting upright post is mounted or directly welded on the road anti-collision wall through a bolt;
the sound absorption and insulation screen plate comprises two frame grooves which are respectively arranged in the mounting upright post, and a first sound screen plate, a transparent screen body and a second sound screen plate which are arranged between the two frame grooves from bottom to top; a clamping groove for installing the frame groove is formed in the installation upright post; the frame grooves are rectangular mounting grooves formed by splicing four aluminum alloy frames in a pairwise vertical mode;
the first sound barrier plate comprises a first panel, a second panel and a sound insulation plate clamped between the first panel and the second panel;
the impact resistant assembly comprises first impact resistant pieces arranged at two ends of the first panel and the second panel, and second impact resistant pieces symmetrically arranged inside the first sound barrier plate and the second sound barrier plate;
the first impact-resistant member comprises a plurality of rectangular frameworks and first spring members arranged between the rectangular frameworks; the second impact-resistant piece comprises a mounting plate, a Z-shaped supporting rod and an arched supporting frame, wherein the mounting plate is respectively arranged between the first panel and the sound insulation plate, between the second panel and the sound insulation plate, the Z-shaped supporting rod is arranged on the outer side of the mounting plate, and the arched supporting frame is arranged on the inner side of the mounting plate.
Further, the mounting upright comprises a bottom base and a mounting rack arranged on the bottom base; the bottom base comprises a base body and a limiting assembly arranged at the bottom of the base body;
description: limiting component can prescribe a limit to the mounted position of metallic sound barrier, avoids the base body to appear gliding condition, can adjust to the road crashproof wall of different thickness to improve metallic sound barrier's practicality.
Further, the limiting assembly comprises two clamping pieces which are respectively arranged at two sides of the base body through second spring pieces;
description: the second spring piece can be to the effective adjustment of the centre gripping size of centre gripping piece to the road crashproof wall of the different thickness of adaptation, limit assembly can satisfy reuse's demand simultaneously, further reduces the installation cost of metallic sound barrier.
Further, the second sound barrier plate comprises a fixed sound barrier plate arranged above the transparent barrier body and an adjusting sound barrier plate rotatably arranged on the fixed sound barrier plate; the included angle between the adjusting sound barrier plate and the fixed sound barrier plate is 120-170 degrees;
description: the adjusting sound barrier plate which is arranged on the fixed sound barrier plate at 120-170 degrees can absorb railway noise and simultaneously can reflect sound waves, so that noise is reduced, and the working efficiency of the metal sound barrier plate is further improved.
Further, the sections of the first panel and the second panel are of trapezoid structures;
description: the trapezoid structure with the cross section has stronger pressure resistance compared with the plane structure, and can further improve the impact resistance of the metal sound barrier.
Further, the clamping piece is provided with anti-slip stripes;
description: the anti-slip stripes can avoid the slipping of the clamping piece, and can effectively fix the position of the metal sound barrier.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, the first impact resistant assemblies arranged at the two ends of the first panel and the second impact resistant pieces symmetrically arranged in the first sound barrier plate and the second sound barrier plate jointly realize the promotion of the compressive resistance of the two ends and the middle part of the metal sound barrier, and the rectangular framework, the first spring piece, the Z-shaped supporting rod and the arched supporting frame are adopted respectively, so that the first panel and the second panel have the buffering effect, and the metal sound barrier is effectively prevented from being damaged when being subjected to larger impact force.
(2) According to the utility model, the limiting component is arranged at the bottom base, so that the adjustment and fixation of the position of the metal sound barrier are satisfied, and the clamping size of the clamping piece is variable due to the arrangement of the second spring piece, so that the metal sound barrier is applicable to road anti-collision walls with different thicknesses, meanwhile, the metal sound barrier can be recycled by adopting the clamping mode for fixation, the inconvenience caused by welding or bolt installation is effectively avoided, and the use cost of the metal sound barrier is further reduced.
Drawings
FIG. 1 is a schematic view showing the external structure of embodiment 1 of the present utility model;
FIG. 2 is a schematic diagram showing the connection relationship between the installation upright post and the sound absorbing and insulating screen panel according to embodiment 1 of the present utility model;
FIG. 3 is a schematic view showing the structure of an impact resistant member according to embodiment 1 of the present utility model;
FIG. 4 is a schematic view showing the structure of a first impact-resistant member according to embodiment 1 of the present utility model;
FIG. 5 is a partial schematic view of a second impact member of embodiment 1 of the present utility model;
fig. 6 is a schematic view showing the structure of the bottom base of embodiment 2 of the present utility model.
The novel sound absorber comprises a 1-mounting upright post, a 11-bottom base, a 111-base body, a 112-limiting component, a 1121-second spring component, a 1122-clamping component, 1123-anti-skid stripes, a 12-mounting post, a 2-sound absorbing and insulating screen board, a 20-frame groove, a 21-first sound screen board, a 211-first panel, a 212-second panel, a 213-sound insulating board, a 22-transparent screen body, a 23-second sound screen board, a 231-fixed sound screen board, a 232-adjusting sound screen board, a 3-impact resistant component, a 31-first impact resistant component, a 311-rectangular framework, a 312-first spring component, a 32-second impact resistant component, a 321-mounting board, a 322-V-shaped support rod and a 323-arched support frame.
Detailed Description
The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.
Example 1
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
An impact-resistant durable metallic sound barrier as shown in fig. 1 and 2 comprises two mounting posts 1, a sound absorbing and insulating screen plate 2 arranged on the two mounting posts 1, and an impact-resistant component 3 arranged inside the sound absorbing and insulating screen plate 2;
the sound absorption and insulation screen 2 comprises two frame grooves 20 which are respectively arranged in the installation upright posts 1, and a first sound screen plate 21, a transparent screen body 22 and a second sound screen plate 23 which are arranged between the two frame grooves 20 from bottom to top; a clamping groove for installing the frame groove 20 is formed in the installation upright post 1; the frame groove 20 is a rectangular mounting groove formed by splicing four aluminum alloy frames in a pairwise vertical mode; the transparent screen 22 is a commercially available PC endurance board;
the first sound barrier panel 21 includes a first panel 211, a second panel 212, and a sound insulation panel 213 clamped between the first panel 211 and the second panel 212; the sections of the first panel 211 and the second panel 212 are of trapezoid structures; the materials of the first panel 211 and the second panel 212 are commercial galvanized steel plates; the anti-corrosion effect is achieved;
the second sound barrier 23 includes a fixed sound barrier 231 disposed above the transparent barrier 22, and an adjusting sound barrier 232 rotatably disposed on the fixed sound barrier 231;
as shown in fig. 3, the impact resistant assembly 3 includes first impact resistant members 31 disposed at both ends of the first and second panels 211 and 212, and second impact resistant members 32 symmetrically disposed inside the first and second sound barrier plates 21 and 23;
as shown in fig. 4 and 5, the first impact resistance member 31 includes 2 rectangular bobbins 311, and a first spring member 312 disposed between the respective rectangular bobbins 311; the second impact-resistant member 32 includes a mounting plate 321 disposed between the first panel 211 and the sound-insulating plate 213, between the second panel 212 and the sound-insulating plate 213, respectively, a Z-shaped support bar 322 disposed outside the mounting plate 321, and an arch-shaped support frame 323 disposed inside the mounting plate 321;
the working principle of the embodiment is as follows: welding the mounting upright post 1 on a road anti-collision wall, mounting the frame groove 20 on a clamping groove in the mounting upright post 1, and then sequentially mounting the first sound barrier plate 21, the transparent screen 22 and the second sound barrier plate 23 in the frame groove 20;
when the metal sound barrier receives external impact, the V-shaped supporting rods 322 arranged on the outer side of the mounting plate 321 and the rectangular frameworks 311 arranged on the two ends of the first panel 211 and the second panel 212 primarily buffer the pressure, and then the first spring piece 312 in the rectangular frameworks 311 and the arch-shaped supporting frame 323 on the inner side of the mounting plate 321 secondarily buffer the pressure, so that the impact force is reduced to further damage the sound insulation plate 213 in the metal sound barrier, and the durability of the metal sound barrier is improved.
Example 2
Unlike embodiment 1, as shown in fig. 6, the mounting column 1 includes a bottom base 11, and a mounting column 12 provided on the bottom base 11; the bottom base 11 comprises a base body 111 and a limiting component 112 arranged at the bottom of the base body 111; the limiting assembly 112 comprises two clamping pieces 1122 respectively arranged at two sides of the base body 111 through second spring pieces 1121; grip 1122 has anti-slip stripes 1123 provided thereon;
the working principle of this embodiment is basically the same as that of embodiment 1, except that: the bottom base 11 is placed on the road anti-collision wall, the position of the installation upright post 1 is fixed through the limiting component 112, the clamping piece 1122 is pulled, the clamping piece 1122 clamps the road anti-collision wall under the action of the second spring piece 1121, the anti-skid stripes 1123 rub two sides of the road anti-collision wall, and sliding of the metal sound barrier is avoided.
Limiting component 112 can limit the mounted position of the metal sound barrier, avoid the sliding of base body 111, and adjust the road anti-collision wall with different thickness, and can be recycled for multiple times, thereby improving the practicability of the metal sound barrier.
Claims (6)
1. The anti-impact durable metal sound barrier is characterized by comprising two mounting upright posts (1), sound absorption and insulation screen plates (2) arranged on the two mounting upright posts (1), and an anti-impact assembly (3) arranged inside the sound absorption and insulation screen plates (2);
the sound absorption and insulation screen board (2) comprises two frame grooves (20) which are respectively arranged in the mounting upright posts (1), and a first sound screen board (21), a transparent screen body (22) and a second sound screen board (23) which are arranged between the two frame grooves (20) from bottom to top; a clamping groove for installing the frame groove (20) is formed in the installation upright post (1); the frame grooves (20) are rectangular mounting grooves formed by splicing four aluminum alloy frames in a pairwise vertical mode;
the first sound barrier plate (21) comprises a first panel (211), a second panel (212) and a sound insulation plate (213) clamped between the first panel (211) and the second panel (212);
the impact resistant assembly (3) comprises first impact resistant pieces (31) arranged at two ends of the first panel (211) and the second panel (212), and second impact resistant pieces (32) symmetrically arranged inside the first sound barrier plate (21) and the second sound barrier plate (23);
the first impact-resistant member (31) includes a plurality of rectangular bobbins (311), and a first spring member (312) disposed between each of the rectangular bobbins (311); the second impact-resistant piece (32) comprises a mounting plate (321) arranged between the first panel (211) and the sound insulation plate (213), between the second panel (212) and the sound insulation plate (213) respectively, a Z-shaped supporting rod (322) arranged on the outer side of the mounting plate (321), and an arch-shaped supporting frame (323) arranged on the inner side of the mounting plate (321).
2. An impact resistant durable metallic sound barrier according to claim 1, wherein said mounting stud (1) comprises a bottom base (11), a mounting post (12) provided on said bottom base (11); the bottom base (11) comprises a base body (111) and a limiting assembly (112) arranged at the bottom of the base body (111).
3. An impact resistant durable metallic sound barrier according to claim 2, wherein said spacing assembly (112) comprises two clamping members (1122) arranged on either side of said base body (111) by means of second spring members (1121).
4. An impact resistant durable metallic sound barrier according to claim 1, wherein said second sound barrier panel (23) comprises a fixed sound barrier panel (231) disposed above said transparent screen body (22), and an adjusting sound barrier panel (232) rotatably disposed on said fixed sound barrier panel (231); the included angle between the adjusting sound barrier plate (232) and the fixed sound barrier plate (231) is 120-170 degrees.
5. An impact resistant durable metallic sound barrier according to claim 1, wherein the first (211) and second (212) panels are trapezoidal in cross-section.
6. An impact resistant durable metallic sound barrier according to claim 3, wherein said gripping members (1122) are provided with anti-slip stripes (1123).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320193496.3U CN218989954U (en) | 2023-02-13 | 2023-02-13 | Durable metal sound barrier that shocks resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320193496.3U CN218989954U (en) | 2023-02-13 | 2023-02-13 | Durable metal sound barrier that shocks resistance |
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| Publication Number | Publication Date |
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| CN218989954U true CN218989954U (en) | 2023-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320193496.3U Active CN218989954U (en) | 2023-02-13 | 2023-02-13 | Durable metal sound barrier that shocks resistance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117702653A (en) * | 2024-02-06 | 2024-03-15 | 江苏金堰交通工程有限公司 | Splicing structure and sound barrier plate for traffic engineering |
-
2023
- 2023-02-13 CN CN202320193496.3U patent/CN218989954U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117702653A (en) * | 2024-02-06 | 2024-03-15 | 江苏金堰交通工程有限公司 | Splicing structure and sound barrier plate for traffic engineering |
| CN117702653B (en) * | 2024-02-06 | 2024-04-26 | 江苏金堰交通工程有限公司 | Splicing structure and sound barrier plate for traffic engineering |
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