CN210140783U

CN210140783U - High-speed railway sound barrier

Info

Publication number: CN210140783U
Application number: CN201920754906.0U
Authority: CN
Inventors: 刘强
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-03-13
Anticipated expiration: 2029-05-24

Abstract

The utility model discloses a high-speed railway sound barrier, the on-line screen storage device comprises a base, the top of base is provided with the mount, a plurality of mounting hole has all been seted up to the both sides of mount, the screw has been inserted in the mounting hole, the screw inserts in the lateral wall of base, the sound protective screen is inhaled to the top fixedly connected with of mount, inhale a plurality of gusset plates of the equal fixedly connected with of both sides lateral wall of sound protective screen, gusset plate fixed connection is on the mount, the top of inhaling the sound protective screen is the arc, and install the skylight, the outer wall top fixedly connected with weather shield of inhaling the sound protective screen, its inner wall surface division has a plurality of to inhale the sound zone, and. The utility model provides a technical problem lie in overcoming prior art's sound barrier simple structure, inhale the sound and fall the means of making an uproar single, the poor defect of effect provides high-speed railway sound barrier. The high-speed railway sound barrier has the characteristics of novel structure, reasonable design, various sound absorption and noise reduction means, good effect and the like.

Description

High-speed railway sound barrier

Technical Field

The utility model relates to a high-speed railway technical field specifically is high-speed railway sound barrier.

Background

Along with the increase of road network density and the improvement of train running speed in China, train running noise is increased, and serious influence is brought to residences on two sides of a line, especially to noise-sensitive areas of hospitals, schools, residential areas and the like. In recent high-speed railway construction, corresponding noise control measures, such as sound insulation barriers arranged at two sides of a railway, are started to reduce interference of noise to work and life of people around. But the existing sound barrier for the high-speed railway is simple in structural design and single in sound absorption and noise reduction means, so that the sound barrier is poor in effect and cannot well play a role in shielding noise.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming prior art's sound barrier simple structure, inhale the sound and fall the means of making an uproar single, the poor defect of effect provides high-speed railway sound barrier. The high-speed railway sound barrier has the characteristics of novel structure, reasonable design, various sound absorption and noise reduction means, good effect and the like.

In order to achieve the above object, the utility model provides a following technical scheme: high-speed railway sound barrier, the on-line screen storage device comprises a base, the top of base is provided with the mount, a plurality of mounting hole has all been seted up to the both sides of mount, the screw has been inserted in the mounting hole, the screw inserts in the lateral wall of base, the sound protective screen is inhaled to the top fixedly connected with of mount, inhale the equal fixedly connected with a plurality of gusset plates of the both sides lateral wall of sound protective screen, gusset plate fixed connection is on the mount, the top of inhaling the sound protective screen is the arc to install the skylight, inhale the outer wall top fixedly connected with weather shield of sound protective screen, its inner wall surface divides there is a plurality of to inhale the sound zone, just inhale the inside of sound protective screen and seted up the sound.

Preferably, each the surface of sound absorption area has all been seted up a plurality of and has been inhaled the sound hole, inhale the sound hole and inhale the sound chamber and each other communicate, still fixedly connected with a plurality of sound unit of inhaling on the sound absorption area.

Preferably, inhale the sound unit and be the hemisphere, a plurality of sound inlet hole has been seted up to its preceding terminal surface, just inhale the rear end face of sound unit and seted up a plurality of sound outlet hole, it has a plurality of sound proof block to inhale evenly distributed on the rear end inner wall of sound unit.

Preferably, the sound outlet hole and the sound absorption hole are overlapped with each other, the hole diameters of the sound outlet hole and the sound absorption hole are equal, and the centers of the sound outlet hole and the sound absorption hole are located on the same straight line.

Preferably, the sound insulation block is of a triangular bump structure.

Preferably, the inside in sound-absorbing chamber is provided with the acoustic celotex board, just the inner wall surface that sound-absorbing zone one side was kept away from in sound-absorbing chamber is provided with the one deck and inhales the sound cotton.

Preferably, the sound insulation board is S-shaped, and the top end and the bottom end of the sound insulation board are fixedly connected to the top and the bottom of the inner cavity of the sound absorption cavity respectively.

Compared with the prior art, the beneficial effects of the utility model are that:

high-speed railway sound barrier novel structure, reasonable in design, it is various with the means of making an uproar to inhale the sound, when the high-speed railway traveles the in-process and takes place the huge noise, some noise at first sees through into the inside that the sound hole entered into the sound absorption unit, can block and spread with the sound wave of disturbing the noise through the acoustic celotex piece, thereby play the effect of making an uproar that gives sound insulation and fall, another part noise then sees through out the sound hole and inhales the sound hole and enters into and inhale the sound intracavity, when the noise entering inhales in the sound chamber, can block the propagation with the disturbing noise through the acoustic celotex board, and all the other noises then the accessible inhale the sound cotton and absorb it, thereby the effect of making an uproar of inhaling of this sound barrier has been strengthened, in order.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side view of FIG. 1;

fig. 3 is a schematic view of a structure of the sound-absorbing unit.

Reference numbers in the figures: the sound absorption device comprises a base 1, a fixing frame 2, a mounting hole 3, a screw 4, a sound absorption barrier 5, a reinforcing plate 6, a skylight 7, a rain shield 8, a sound absorption area 9, a sound absorption cavity 10, a sound absorption hole 11, a sound absorption unit 12, a sound inlet hole 13, a sound outlet hole 14, a sound insulation block 15, a sound insulation plate 16 and sound absorption cotton 17.

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. 1-3, the present invention provides a technical solution: the high-speed railway sound barrier comprises a base 1, wherein a fixing frame 2 is arranged at the top of the base 1, a plurality of mounting holes 3 are formed in two sides of the fixing frame 2, screws 4 are inserted into the mounting holes 3, the screws 4 are inserted into the side walls of the base 1, a sound absorption barrier 5 is fixedly connected to the top of the fixing frame 2, a plurality of reinforcing plates 6 are fixedly connected to the side walls of the two sides of the sound absorption barrier 5, the reinforcing plates 6 are fixedly connected to the fixing frame 2 and can play a role in reinforcing the sound absorption barrier 5 so as to improve the stability of the sound absorption barrier 5, the top end of the sound absorption barrier 5 is arc-shaped and is provided with a skylight 7, a rain baffle 8 is fixedly connected to the top end of the outer wall of the sound absorption barrier 5, the rain baffle 8 can play a role in stopping rainwater, and therefore the influence on the service life of the sound absorption barrier 5 due to wetting caused by, and the sound absorption screen 5 is internally provided with a sound absorption cavity 10, the surface of each sound absorption area 9 is provided with a plurality of sound absorption holes 11, the sound absorption holes 11 are communicated with the sound absorption cavity 10, the sound absorption area 9 is also fixedly connected with a plurality of sound absorption units 12, the sound absorption units 12 are hemispherical and can disperse the sound wave of noise so as to weaken certain volume, the front end surface of each sound absorption unit is provided with a plurality of sound inlet holes 13, the rear end surface of each sound absorption unit 12 is provided with a plurality of sound outlet holes 14, the sound outlet holes 14 are mutually overlapped with the sound absorption holes 11 and have equal apertures, the centers of the sound outlet holes 14 and the sound absorption holes 11 are positioned on the same straight line, the inner wall of the rear end of the sound absorption unit 12 is uniformly distributed with a plurality of sound insulation blocks 15, each sound insulation block 15 is of a triangular lug structure and can block and disturb the sound wave transmission of the sound, thereby achieving the effects of sound, the acoustic celotex board 16 is the S-shaped, and its top and bottom fixed connection respectively utilize acoustic celotex board 16 to block the propagation of noise equally in the inner chamber top and the bottom in sound-absorbing chamber 10, and the inner wall surface that sound-absorbing chamber 10 kept away from sound-absorbing zone 9 one side is provided with the one deck and inhales sound cotton 17, inhales sound cotton 17 absorbable noise to play the noise reduction of strengthening this sound barrier.

The working principle is as follows: the utility model discloses when using, fix mount 2 on base 1 together with inhaling sound protective screen 5 through screw 4, when the high-speed railway in-process takes place the noise giant, some noise at first sees through into the inside that sound hole 13 enters into sound absorption unit 12, can block and spread with the sound wave of disturbing the noise through puigging 15, thereby play the effect of making an uproar that gives sound insulation and fall, another part noise then sees through out sound hole 14 and inhales sound hole 11 and enters into sound absorption chamber 10, when the noise gets into sound absorption chamber 10, can block and disturb the propagation of noise through acoustic celotex board 16, and all the other noises then the accessible inhale sound cotton 17 and absorb it, thereby strengthened the sound absorption and the noise reduction of this sound protective screen, cause the influence to the surrounding environment with the produced noise giant noise of avoiding the high-speed railway.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. High-speed railway sound barrier, including base (1), its characterized in that: the top of base (1) is provided with mount (2), a plurality of mounting hole (3) have all been seted up to the both sides of mount (2), screw (4) have been inserted in mounting hole (3), screw (4) insert in the lateral wall of base (1), the sound protective screen (5) are inhaled to the top fixedly connected with of mount (2), inhale a plurality of gusset plate (6) of the equal fixedly connected with of both sides lateral wall of sound protective screen (5), gusset plate (6) fixed connection is on mount (2), the top of inhaling sound protective screen (5) is the arc to install skylight (7), the outer wall top fixedly connected with weather shield (8) of inhaling sound protective screen (5), its inner wall surface divides there is a plurality of to inhale sound district (9), just inhale the inside of sound protective screen (5) and seted up and inhale sound chamber (10).

2. The high speed railway sound barrier of claim 1, wherein: every inhale the surface of sound district (9) and all seted up a plurality of and inhale sound hole (11), inhale sound hole (11) and inhale sound chamber (10) and each other be the intercommunication, still fixedly connected with a plurality of sound unit (12) are inhaled to the sound of inhaling on district (9).

3. The high speed railway sound barrier of claim 2, wherein: inhale sound unit (12) and be the hemisphere, a plurality of sound inlet hole (13) has been seted up to its preceding terminal surface, just inhale the rear end face of sound unit (12) and seted up a plurality of sound outlet hole (14), evenly distributed has a plurality of sound insulation piece (15) on the rear end inner wall of sound unit (12).

4. The high speed railway sound barrier of claim 3, wherein: the sound outlet hole (14) and the sound absorbing hole (11) are mutually overlapped, the hole diameters of the sound outlet hole and the sound absorbing hole are equal, and the centers of the sound outlet hole (14) and the sound absorbing hole (11) are positioned on the same straight line.

5. The high speed railway sound barrier of claim 3, wherein: the sound insulation block (15) is of a triangular bump structure.

6. The high speed railway sound barrier of claim 1, wherein: the sound absorption chamber (10) is internally provided with a sound insulation board (16), and the inner wall surface of one side of the sound absorption chamber (10) far away from the sound absorption area (9) is provided with a layer of sound absorption cotton (17).

7. The high speed railway sound barrier of claim 6, wherein: the sound insulation board (16) is S-shaped, and the top end and the bottom end of the sound insulation board are fixedly connected to the top and the bottom of the inner cavity of the sound absorption cavity (10) respectively.