Noise reduction barrier

Abstract

The utility model discloses a noise reduction barrier in the technical field of noise reduction barriers, which comprises a noise reduction barrier body, sound insulation glass is arranged on the inner side of the noise reduction barrier body, sound insulation pieces are respectively arranged on the inner side of the noise reduction barrier body and on two sides of the sound insulation glass, and four fixing grooves are evenly arranged on one side of the noise reduction barrier body. Four fixing blocks which are evenly arranged are welded to the other sides of the bodies, two vacuum cavities are formed in the sound insulation glass to improve the sound insulation and noise reduction effect of the sound insulation glass, the sections of the fixing blocks and the sections of the fixing grooves are in an inverted-T shape, and the two bodies are spliced through the fixing blocks and the fixing grooves. The two bodies are spliced and installed through the lock catch assembly on one side of the fixing block, and the problems that an existing barrier is usually a single-layer metal plate and a single-layer glass plate for sound insulation and noise reduction, the protection effect of sound insulation and noise reduction of the barrier is poor, and maintenance or replacement operation is inconvenient after the barrier is damaged are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of noise reduction barriers, in particular to a noise reduction barrier. Background Art

[0002] A sound barrier is an acoustic baffle specially designed to stand between the noise source and the sound receiving point. It is usually designed for a specific sound source and a specific protection position (or area). Sound barriers are mainly used for sound insulation and noise reduction on roads, expressways, elevated composite roads and other noise sources. They are divided into pure sound insulation reflective sound barriers and composite sound barriers that combine sound absorption and sound insulation. The existing barriers have poor sound insulation effect, causing noise propagation. At present, barriers are usually spliced and installed by rivets, bolts or welding, and it is not convenient to replace the barriers if they are damaged.

[0003] Existing barriers are usually single-layer metal plates and glass plates for sound insulation and noise reduction, resulting in poor protection effect of the barriers for sound insulation and noise reduction, and it is inconvenient to repair or replace the barriers after they are damaged. Therefore, those skilled in the art provide a noise reduction barrier to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to provide a noise reduction barrier to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a noise reduction barrier, comprising a body of the noise reduction barrier, a soundproof glass is installed on the inner side of the body, sound insulation members are installed on the inner side of the body and on both sides of the soundproof glass, the sound insulation members include sound-absorbing pads installed on the inner side of the body and on both sides of the sound insulation members, sound insulation boards are connected to both sides of the sound-absorbing pads, and a noise reduction board is connected to one side of the sound insulation board;

[0006] The lock assembly comprises an installation cavity opened in the fixing block, and an active cavity is opened in the fixing block and located on one side of the installation cavity, and a screw is installed on one side of the fixing block and located in the inner side of the fixing cavity, and one end of the screw is connected to the fixing part, and a pushing block is sleeved on the outer side of the fixing part, and the screw is screwed with the movable cavity, and the fixing part is rotatably connected to the pushing block, and the lock assembly also comprises a sliding plate slidably connected to the movable cavity, one side of the sliding plate is connected to two locking rods, and the other side of the sliding plate is connected to a driven block, and the inner side of the movable cavity and located on the outer side of the locking rod are sleeved with a spring for pushing the sliding plate, and two locking grooves are opened on one side of the fixing groove, and two sides of the sliding plate are fixedly connected to the driven block and the locking rod respectively, and four evenly arranged fixing grooves are opened on one side of the body, and four evenly arranged fixing blocks are welded on the other side of the body, and a lock assembly is installed between the fixing block and the fixing groove, and the fixing block is movably connected to the fixing groove.

[0007] Preferably, a sound-absorbing plate is embedded inside the sound-absorbing pad, and a plurality of sound-absorbing parts are evenly arranged and connected to both sides of the sound-absorbing plate respectively.

[0008] Preferably, a plurality of through holes are evenly arranged on one side of the noise reduction plate, and the through holes are inclined.

[0009] Preferably, a guide block is connected to the other side of the pushing block, a guide groove is formed on the other side of the installation cavity, and the guide block is slidably connected to the guide groove.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0011] 1. In the present utility model, by providing the sound-insulating glass, the fixing groove and the fixing block, the sound-insulating glass is tempered glass to increase the strength of the sound-insulating glass. There are two vacuum cavities inside the sound-insulating glass to improve the sound-insulating and noise-reducing effect of the sound-insulating glass. The cross-sections of the fixing block and the fixing groove are both "convex" shaped. The two bodies are spliced through the fixing block and the fixing groove, and then the two bodies are spliced and installed through the locking component on one side of the fixing block, improving the stability of the splicing and installation between the bodies, so as to facilitate the disassembly and assembly of the bodies for maintenance or replacement.

[0012] 2. In the present utility model, by providing the screw, the fixing part, the pushing block, the sliding plate, the locking rod and the spring, the screw can drive the pushing block to move in the installation cavity through the fixing part. The two springs in the moving cavity can squeeze and push the sliding plate, so that the driven block on one side of the sliding plate enters the installation cavity. The screw drives the pushing block to squeeze and push the driven block through the fixing part, and then the two locking rods on one side of the sliding plate are inserted into the two locking grooves on one side of the fixing groove, improving the stability and convenience of the splicing and installation of the two bodies.

[0013] 3. In the present utility model, by providing the sound-absorbing pad, the sound-insulating plate and the noise reduction plate, the noise reduction plate can reduce the external noise, the sound-insulating plate can insulate the noise, and the sound-absorbing pad can reduce and eliminate the noise, avoiding the spread of noise and improving the protection effect of noise reduction and insulation of the body. Description of the Drawings

[0014] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0015] Figure 2 is a left-side sectional perspective view of the overall structure of the present utility model;

[0016] Figure 3 is a front-side sectional perspective view of the overall structure of the present utility model;

[0017] Figure 4 is the overall structure of the present utility model Figure 2Enlarged view of part A;

[0018] Figure 5 for the overall structure of the present utility model Figure 3 Enlarged view of part B.

[0019] In the figure: 1, body; 2, soundproof glass; 3, fixing groove; 4, fixing block; 5, installation cavity; 6, movable cavity; 7, screw; 8, fixing part; 9, pushing block; 10, sliding plate; 11, locking rod; 12, driven block; 13, spring; 14, locking groove; 15, sound-absorbing pad; 16, sound-insulating board; 17, noise-reducing board; 18, sound-absorbing board; 19, sound-absorbing part; 20, through hole; 21, guiding block; 22, guiding groove. Specific embodiments

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0021] Please refer to Figures 1 to 5 , in the embodiment of the present utility model, a noise reduction barrier includes a body 1 of the noise reduction barrier. A soundproof glass 2 is installed inside the body 1. Soundproof members are respectively installed on both sides of the soundproof glass 2 inside the body 1. Four fixing grooves 3 arranged evenly are opened on one side of the body 1. Four fixing blocks 4 arranged evenly are welded on the other side of the body 1. A locking component is installed between the fixing block 4 and the fixing groove 3, and the fixing block 4 is movably connected to the fixing groove 3.

[0022] During use, the soundproof glass 2 is tempered glass to increase the strength of the soundproof glass 2. Two vacuum cavities are provided inside the soundproof glass 2 to improve the sound insulation and noise reduction effect of the soundproof glass 2. The cross sections of the fixing block 4 and the fixing groove 3 are both "convex" shaped. The two bodies 1 are spliced through the fixing block 4 and the fixing groove 3, and then the two bodies 1 are spliced and installed through the locking component on one side of the fixing block 4, improving the stability of the splicing and installation between the bodies 1, so as to facilitate the disassembly and assembly of the body 1 for maintenance or replacement.

[0023] In one embodiment, specifically, the latch assembly includes a mounting cavity 5 formed inside the fixed block 4. An activity cavity 6 is formed inside the fixed block 4 and on one side of the mounting cavity 5. A screw rod 7 is installed inside the fixed block 4 and on the inner side of the mounting cavity 5. One end of the screw rod 7 is connected to a fixing part 8. A pushing block 9 is sleeved outside the fixing part 8. The latch assembly further includes a sliding plate 10 slidably connected to the activity cavity 6. Two latch rods 11 are connected to one side of the sliding plate 10. A driven block 12 is connected to the other side of the sliding plate 10. Inside the activity cavity 6 and outside the latch rods 11, a spring 13 for pushing the sliding plate 10 is sleeved. Two latch slots 14 are formed on one side of the fixed slot 3. A guiding block 21 is connected to the other side of the pushing block 9. A guiding groove 22 is formed on the other side of the mounting cavity 5. The guiding block 21 is slidably connected to the guiding groove 22. Both sides of the sliding plate 10 are fixedly connected to the driven block 12 and the latch rods 11 respectively. The screw rod 7 is screwed to the activity cavity 6, and the fixing part 8 is rotatably connected to the pushing block 9.

[0024] Among them, the guiding groove 22 can guide and limit the pushing block 9 through the guiding block 21 to prevent the pushing block 9 from shifting or shaking. The screw rod 7 can drive the pushing block 9 to move inside the mounting cavity 5 through the fixing part 8. The two springs 13 inside the activity cavity 6 can squeeze and push the sliding plate 10, so that the driven block 12 on one side of the sliding plate 10 enters the mounting cavity 5. The screw rod 7 drives the pushing block 9 to squeeze and push the driven block 12 through the fixing part 8, and then the two latch rods 11 on one side of the sliding plate 10 are inserted into the two latch slots 14 on one side of the fixed slot 3, improving the stability and convenience of the splicing and installation of the two bodies 1.

[0025] Further, the sound insulation member includes sound absorption pads 15 installed inside the body 1 and on both sides of the sound insulation member. Sound insulation boards 16 are respectively connected to both sides of the sound absorption pads 15. A noise reduction board 17 is connected to one side of the sound insulation board 16. A sound absorption board 18 is embedded inside the sound absorption pad 15. A plurality of sound absorption parts 19 arranged evenly are respectively connected to both sides of the sound absorption board 18. A plurality of through holes 20 arranged evenly are formed on one side of the noise reduction board 17, and the through holes 20 are inclined.

[0026] In one embodiment, specifically, the plurality of through holes 20 can facilitate noise reduction and elimination, and also facilitate the downward diversion of rainwater. The plurality of sound absorption parts 19 on both sides of the sound absorption board 18 can increase the area of the sound absorption board 18 for noise reduction and elimination. The sound absorption board 18 can absorb and reduce noise. The noise reduction board 17 can reduce external noise. The sound insulation board 16 can insulate noise. The sound absorption pad 15 can reduce and eliminate noise, avoiding noise transmission and improving the noise reduction and insulation protection effect of the body 1.

[0027] The working principle of the present utility model:

[0028] First, splice and install the two bodies 1, so that a plurality of fixing blocks 4 on one side of the body 1 are inserted into a plurality of fixing grooves 3 on the other side of the other body 1. Then rotate the screw rod 7, so that it drives the pushing block 9 to slide in the installation cavity 5 through the fixing part 8. At the same time, the pushing block 9 drives the guiding block 21 to slide in the guiding groove 22. Then the pushing block 9 squeezes and pushes the driven block 12. Then the driven block 12 squeezes the sliding plate 10. Then two locking rod 11 on one side of the sliding plate 10 are inserted into two locking grooves 14 on one side of the fixing groove 3. When the body 1 performs noise reduction and sound insulation, a plurality of through holes 20 facilitate the noise reduction board 17 to eliminate noise. At the same time, the sound absorption board 18 absorbs and reduces the noise, the sound insulation board 16 insulates the noise, and at the same time, the sound absorption pad 15 reduces and eliminates the noise.

[0029] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution of the present invention and its inventive concept, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.

Claims

1. A noise reduction barrier, comprising a body (1) of the noise reduction barrier, characterized in that: A soundproof glass (2) is installed inside the body (1). Soundproof components are respectively installed on both sides of the soundproof glass (2) inside the body (1). The soundproof component includes sound-absorbing pads (15) installed on the inner side of the body (1) and on both sides of the soundproof component. Soundproof boards (16) are respectively connected to both sides of the sound-absorbing pads (15). A noise reduction board (17) is connected to one side of the soundproof board (16). The lock component includes an installation cavity (5) opened inside the fixed block (4). An activity cavity (6) is opened on one side of the installation cavity (5) inside the fixed block (4). A screw rod (7) is installed on the inner side of one side of the fixed block (4) and inside the installation cavity (5). One end of the screw rod (7) is connected to a fixing part (8). A pushing block (9) is sleeved outside the fixing part (8). The screw rod (7) is screwed with the activity cavity (6). The fixing part (8) is rotatably connected to the pushing block (9). The lock component further includes a sliding plate (10) slidably connected to the activity cavity (6). Two lock rods (11) are connected to one side of the sliding plate (10). A driven block (12) is connected to the other side of the sliding plate (10). A spring (13) for pushing the sliding plate (10) is sleeved outside the lock rod (11) inside the activity cavity (6). Two lock grooves (14) are opened on one side of the fixed groove (3). Both sides of the sliding plate (10) are fixedly connected to the driven block (12) and the lock rod (11) respectively. Four fixed grooves (3) arranged evenly are opened on one side of the body (1). Four fixed blocks (4) arranged evenly are welded on the other side of the body (1). A lock component is installed between the fixed block (4) and the fixed groove (3). The fixed block (4) is movably connected to the fixed groove (3).

2. The noise reduction barrier according to claim 1, characterized in that: A sound-absorbing board (18) is embedded inside the sound-absorbing pad (15). A plurality of sound-absorbing parts (19) arranged evenly are respectively connected to both sides of the sound-absorbing board (18).

3. A noise reduction barrier according to claim 2, characterized in that: A plurality of through holes (20) arranged evenly are opened on one side of the noise reduction board (17). The through holes (20) are inclined.

4. A noise reduction barrier according to claim 3, characterized in that: A guiding block (21) is connected to the other side of the pushing block (9). A guiding groove (22) is opened on the other side of the installation cavity (5). The guiding block (21) is slidably connected to the guiding groove (22).

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