CN219862463U

CN219862463U - Overhead sound insulation guardrail

Info

Publication number: CN219862463U
Application number: CN202321165288.9U
Authority: CN
Inventors: 刘亚芬; 赵健健; 王炯波
Original assignee: Zhejiang Zhongchen Construction Co ltd
Current assignee: Zhejiang Zhongchen Construction Co ltd
Priority date: 2023-05-12
Filing date: 2023-05-12
Publication date: 2023-10-20
Anticipated expiration: 2033-05-12

Abstract

The utility model discloses an overhead sound insulation guardrail, which relates to the technical field of guardrails and has the technical scheme that: including the mounting bracket, the top fixedly connected with acoustic celotex board of mounting bracket, acoustic celotex board is formed by backup pad, acoustic celotex board and reflecting plate complex, is provided with a plurality of resonant cavities in the acoustic celotex board, and resonant cavity intussuseption is filled with sound absorbing material, and the reflecting plate is laid by a plurality of fish scales and is formed, and acoustic celotex board's top fixedly connected with luminescent plate, acoustic celotex board with the luminescent plate forms inwards arc surface jointly. According to the utility model, the resonance cavity is arranged in the sound absorbing plate, so that the sound absorbing material in the resonance cavity resonates with road noise, and the sound absorbing plate has the effect of absorbing most of noise, and meanwhile, the sound absorbing plate is made of the sound absorbing material, so that the sound absorbing plate has stronger sound absorbing capability, and the reflecting plate and the luminous plate can respectively supplement road light at night by reflecting vehicle light and utilizing a power supply stored by the solar power generation module.

Description

Overhead sound insulation guardrail

Technical Field

The utility model relates to the technical field of guardrails, in particular to an overhead sound insulation guardrail.

Background

The sound insulation guardrails are guardrails arranged on two sides of an overhead, a high-speed railway and a railway and are used for isolating or reducing noise generated when a vehicle rapidly advances so as to ensure normal life of surrounding people.

The prior sound insulation guardrail is like a Chinese patent sound insulation illumination guardrail with a publication number of CN203080451U, and is characterized by comprising a base, wherein the guardrail is arranged above the base, a solar photovoltaic receiving plate is arranged on the surface of the guardrail, a plurality of LED lamps are embedded on the solar photovoltaic receiving plate, a control panel and an electric storage device are arranged in the guardrail, and the control panel is respectively electrically connected with the electric storage device and the LED lamps.

Above-mentioned scheme is through installing the LED lamp on keeping apart the guardrail for the guardrail can carry out the supplemental lighting to the road surface at night, improves the security of driving at night, but because its sound insulation effect mainly relies on curved guardrail to play the reflection effect to sound, this has LED to its sound insulation effect relatively poor, still has some sound to pierce through the guardrail or overflow from the top of guardrail, consequently need propose new scheme and solve this problem.

Disclosure of Invention

The object of the present utility model is to provide an overhead sound barrier in order to solve the above-mentioned problems.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides an overhead sound insulation guardrail, includes the mounting bracket, the top fixedly connected with acoustic celotex board of mounting bracket, the acoustic celotex board is formed by backup pad, acoustic celotex board and reflecting plate complex, be provided with a plurality of resonant cavities in the acoustic celotex board, the intussuseption of resonant cavity is filled with sound absorbing material, the reflecting plate is laid by a plurality of fish scales and is formed, the top fixedly connected with luminescent plate of acoustic celotex board, the acoustic celotex board with the luminescent plate forms the arc surface jointly.

The utility model is further provided with: the sound absorbing plate comprises a front plate and a rear plate which are fixedly connected with each other, the rear plate is fixedly connected to the surface of the supporting plate, and the resonant cavity arrays are distributed on the surface of the rear plate.

The utility model is further provided with: one side of the front plate is integrally formed with a lug, and the lug is positioned in the resonant cavity.

The utility model is further provided with: the height of the bump is less than 1/2 of the depth of the resonant cavity and greater than 1/3 of the depth of the resonant cavity.

The utility model is further provided with: the two sides of the supporting plate are fixedly connected with sealing edges, and convex columns which are fixedly connected with the fish scales are fixedly connected to the sealing edges.

The utility model is further provided with: the fish scale is characterized in that fixing holes are formed in two ends of the fish scale, nuts are arranged on the surface of the fish scale, fastening threads are arranged at the tail ends of the convex columns, and the fastening threads penetrate through the fixing holes and are in threaded connection with the nuts.

The utility model is further provided with: the solar energy power generation device comprises a support plate, wherein a solar energy power generation module is fixedly connected to the support plate, a photosensitive module is arranged on the light-emitting plate, and the light-emitting plate is electrically connected with the solar energy power generation module.

The utility model is further provided with: the rear fixedly connected with reinforcing strip of backup pad, reinforcing strip with mounting bracket fixed connection.

The utility model is further provided with: the thickness of the supporting plate is larger than that of the sound absorbing plate, and the thickness of the sound absorbing plate is larger than that of the reflecting plate.

In summary, the utility model has the following beneficial effects:

through set up the resonant cavity in the abatvoix for the abatvoix in resonant cavity produces resonance with road noise, and then plays most noise absorbing effect, and the abatvoix itself is also made by the abatvoix simultaneously, consequently makes the abatvoix have stronger sound absorbing ability, and reflector plate and luminescent plate then can play the make-up effect to road light at night through the power that reflection vehicle light and utilization solar energy power module stored respectively.

Drawings

FIG. 1 is a schematic view of the front face of the present utility model;

FIG. 2 is a schematic view of the structure of the back surface of the present utility model;

FIG. 3 is a cross-sectional view of the present utility model;

FIG. 4 is an enlarged view at B of FIG. 3;

fig. 5 is an enlarged view at a of fig. 1.

Reference numerals: 1. a mounting frame; 2. a sound insulation board; 21. a support plate; 211. sealing edges; 212. a convex column; 213. reinforcing strips; 22. a sound absorbing panel; 221. a resonant cavity; 222. a front plate; 223. a rear plate; 224. a bump; 23. a reflection plate; 231. a fish scale; 3. a light emitting panel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Overhead sound insulation guardrail, as shown in fig. 1, including mounting bracket 1, the top fixedly connected with acoustic celotex board 2 of mounting bracket 1, the top fixedly connected with luminescent plate 3 of acoustic celotex board 2, mounting bracket 1 is used for making the barrier guardrail more stable by fixing at the road surface edge, and acoustic celotex board 2 then can play the effect of isolated road surface sound, luminescent plate 3 then is used for supplementing road surface light when night or heavy fog weather, in order to improve road surface luminance, reduce the potential safety hazard, acoustic celotex board 2 forms the arc surface jointly with luminescent plate 3, the arc surface makes the acoustic celotex board can absorb more noise from the road surface, and then strengthen the sound insulation effect of acoustic celotex board, further guarantee the normal life of peripheral resident.

As shown in fig. 3 and 4, the sound insulation board 2 is formed by compounding a supporting board 21, a sound absorption board 22 and a reflecting board 23, wherein the supporting board 21 is used for supporting the sound insulation board 2 as a main structure of the sound insulation board 2, so that the sound insulation board 2 has higher structural strength, the sound absorption board 22 is used as a core component of the sound insulation board 2 and is used for absorbing road surface sound, the effect of guardrail sound insulation is further realized, and the reflecting board 23 is used for reflecting light from a vehicle to the road surface, so that the road surface brightness is improved, and the potential safety hazard in driving is reduced.

As shown in fig. 2 and 3, the supporting plate 21 is fixedly connected with the reinforcing strip 213, the reinforcing strip 213 is fixedly connected with the mounting frame 1, and the structural strength of the sound insulation guardrail is improved by the arrangement, and the structure of the sound insulation guardrail is higher in integrity and is used for prolonging the service life of the sound insulation guardrail.

As shown in fig. 3, the thickness of the supporting plate 21 is greater than that of the sound absorbing plate 22, and the supporting plate 21 with greater thickness enables the sound absorbing plate 2 to have higher structural strength, so that the sound insulating guardrail has stronger stability and longer service life, the thickness of the sound absorbing plate 22 is greater than that of the reflecting plate 23, and the thicker sound absorbing plate 22 can absorb more sound, thereby improving the sound insulating capability of the sound insulating guardrail and further ensuring that surrounding residents are not affected by noise.

As shown in fig. 4, the sound absorbing plate 22 includes a front plate 222 and a rear plate 223 fixedly connected to each other, the rear plate 223 is fixedly connected to the surface of the support plate 21, the surface array of the rear plate 223 is distributed with resonance cavities 221, the resonance cavities 221 are filled with sound absorbing materials, when the sound is absorbed by the sound absorbing plate 22, the sound absorbing materials in the resonance cavities 221 generate resonance, and the sound energy of the noise is converted into the kinetic energy of the sound absorbing materials during vibration, so as to further play a sound absorbing role.

As shown in fig. 4, a bump 224 is integrally formed on one side of the front plate 222, the bump 224 is located in the resonant cavity 221, and the joint between the bump 224 and the resonant cavity 221 can strengthen the structural integrity of the acoustic panel 22, so as to ensure the normal function of the acoustic panel 22.

As shown in fig. 4, the height of the projection 224 is less than 1/2 of the depth of the resonance cavity 221 and greater than 1/3 of the depth of the resonance cavity 221, which ensures that the projection 224 has a sufficient embedding depth to ensure structural strength of the sound absorbing panel 22 while ensuring that the resonance cavity 221 has sufficient space to absorb more noise.

As shown in fig. 1, 3 to 5, the reflecting plate 23 is formed by paving a plurality of fins 231, the surfaces of the fins 231 are smooth, the reflecting capability is strong, the reflecting plate is used for reflecting the light of a vehicle onto a road surface, the effect of increasing the brightness of the road surface is further achieved, the two sides of the supporting plate 21 are fixedly connected with sealing edges 211, the sealing edges 211 are fixedly connected with protruding columns 212 which are fixedly connected with the fins 231, fixing holes are formed in the two ends of the fins 231, nuts are arranged on the surfaces of the fins 231, fastening threads are arranged at the tail ends of the protruding columns 212, and the fastening threads penetrate through the fixing holes and are in threaded connection with the nuts.

As shown in fig. 2, 4 and 5, the supporting plate 21 is fixedly connected with a solar power generation module, the light-emitting plate 3 is provided with a photosensitive module, the light-emitting plate 3 is electrically connected with the solar power generation module, the solar power generation module provides energy for the light-emitting plate 3 for light emission, and the photosensitive module can feed back signals to the light-emitting plate 3 according to the sunlight intensity in the environment, so that the effect that the light-emitting plate 3 emits light at night and does not emit light in daytime is achieved.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. Overhead sound insulation guardrail, including mounting bracket (1), its characterized in that: the sound insulation board is characterized in that a sound insulation board (2) is fixedly connected to the upper portion of the mounting frame (1), the sound insulation board (2) is formed by compounding a supporting plate (21), a sound absorption board (22) and a reflecting board (23), a plurality of resonant cavities (221) are formed in the sound absorption board (22), sound absorption materials are filled in the resonant cavities (221), the reflecting board (23) is formed by paving a plurality of fish scales (231), a light emitting board (3) is fixedly connected to the upper portion of the sound insulation board (2), and the sound insulation board (2) and the light emitting board (3) jointly form an arc surface.

2. The overhead acoustic barrier of claim 1 wherein: the sound absorbing plate (22) comprises a front plate (222) and a rear plate (223) which are fixedly connected with each other, the rear plate (223) is fixedly connected with the surface of the supporting plate (21), and the resonant cavities (221) are distributed on the surface of the rear plate (223) in an array mode.

3. The overhead acoustic barrier of claim 2 wherein: one side of the front plate (222) is integrally formed with a lug (224), and the lug (224) is positioned in the resonant cavity (221).

4. An overhead acoustic barrier according to claim 3 wherein: the height of the bump (224) is less than 1/2 of the depth of the resonant cavity (221) and greater than 1/3 of the depth of the resonant cavity (221).

5. The overhead acoustic barrier of claim 1 wherein: the two sides of the supporting plate (21) are fixedly connected with sealing edges (211), and convex columns (212) which are fixedly connected with the fish scales (231) are fixedly connected to the sealing edges (211).

6. The overhead acoustic barrier of claim 5 wherein: fixing holes are formed in two ends of the fish scale (231), nuts are arranged on the surface of the fish scale (231), fastening threads are arranged at the tail ends of the convex columns (212), and the fastening threads penetrate through the fixing holes and are in threaded connection with the nuts.

7. The overhead acoustic barrier of claim 5 wherein: the solar energy power generation device is characterized in that the supporting plate (21) is fixedly connected with a solar energy power generation module, a photosensitive module is arranged on the light-emitting plate (3), and the light-emitting plate (3) is electrically connected with the solar energy power generation module.

8. The overhead acoustic barrier of claim 1 wherein: the rear of backup pad (21) fixedly connected with reinforcement strip (213), reinforcement strip (213) with mounting bracket (1) fixed connection.

9. The overhead acoustic barrier of claim 1 wherein: the thickness of the supporting plate (21) is larger than that of the sound absorbing plate (22), and the thickness of the sound absorbing plate (22) is larger than that of the reflecting plate (23).