Road and bridge noise reduction device for road and bridge engineering

Abstract

The utility model discloses a road and bridge noise reduction device for road and bridge engineering, which comprises a pouring wall body, and a noise reduction protection structure is arranged at the upper end of the pouring wall body; the sound reduction protection structure comprises two supporting grooves, a plurality of fixing pieces, two sound insulation plates, a plurality of fixing bolts, two mounting pieces and a turnover protection assembly. The utility model relates to the technical field of road and bridge engineering, in particular to a noise reduction protection structure, when the noise reduction protection structure is used, a sound insulation plate is limited and fixed in a clamping and fixing mode, when the sound insulation plate is damaged by splashing stones or other foreign matter, the damaged sound insulation plate can be independently replaced, and the noise reduction protection structure is convenient to use through an arranged overturning protection assembly. The angle of the overturning plate can be adjusted according to different installation positions, the noise influence on high-rise residents is reduced, meanwhile, the sound insulation mode that the hollow structure is filled with sound insulation cotton is adopted, and sound absorption and sound insulation treatment can be fully conducted on noise.

Description

Technical Field

[0001] The utility model relates to the technical field of road and bridge engineering, and specifically relates to a road and bridge sound reduction device for road and bridge engineering. Background Art

[0002] When building a highway, a road and bridge sound reduction device is needed to reduce noise. However, the traditional road and bridge sound reduction device has a poor sound reduction effect and cannot absorb and isolate noise simultaneously, making the device less practical. Moreover, the traditional road and bridge sound reduction device is not convenient for replacing the sound insulation board, which reduces the sound insulation effect of the device and also affects the service life of the device. In view of this, for the above problems, there may already be technical solutions in the prior art to solve them, but this case wants to provide an alternative or replacement technical solution. Content of the Utility Model

[0003] To achieve the above purposes, the utility model is realized through the following technical solutions: A road and bridge sound reduction device for road and bridge engineering, including a cast wall, and a sound reduction and protection structure is provided at the upper end of the cast wall;

[0004] The sound reduction and protection structure includes: two support grooves, a number of fixing pieces, two sound insulation boards, a number of fixing bolts, two mounting pieces, and a flipping protection component;

[0005] The two support grooves are respectively located on the two side walls of the cast wall, a number of the fixing pieces are respectively installed on the two side walls of the two support grooves, the two ends of the two sound insulation boards are respectively movably inserted into the two support grooves, a number of the fixing bolts are respectively movably inserted into the two side walls of a number of the fixing pieces and the two sound insulation boards, the two mounting pieces are respectively installed on both sides of the upper end of one of the sound insulation boards, and one end of the flipping protection component is movably connected to the two mounting pieces, and the other end is connected to one side of one of the sound insulation boards.

[0006] Preferably, the flipping protection component includes: a mounting shaft, a flipping plate, four hinge seats, and two turnbuckles;

[0007] Both ends of the mounting shaft are respectively movably inserted into the two mounting pieces, the flipping plate is fixedly installed at the upper end of the mounting shaft, the four hinge seats are respectively installed on the flipping plate and one side of one of the sound insulation boards, and both ends of the two turnbuckles are respectively hinged to the four hinge seats.

[0008] Preferably, the sound insulation board is of a hollow structure.

[0009] Preferably, the sound insulation board is filled with sound insulation cotton.

[0010] Preferably, a connecting block is provided at the connection between the support groove and the cast wall.

[0011] Beneficial effects

[0012] The utility model provides a noise reduction device for road bridges in road and bridge engineering, which has the following beneficial effects: The noise reduction and protection structure adopted in this case uses a clamping and fixing method to limit and fix the sound insulation board. When the sound insulation board is damaged by flying stones or other foreign objects, the damaged sound insulation board can be replaced separately. And through the set flipping protection component, the angle of the flipping board can be adjusted according to different installation positions, reducing the noise impact on high-rise residents. At the same time, the sound insulation method of using a hollow structure filled with sound insulation cotton inside can fully absorb and isolate the noise. Brief description of the drawings

[0013] Figure 1 It is a front view three-dimensional structure schematic diagram of a noise reduction device for road bridges in road and bridge engineering described in the utility model.

[0014] Figure 2 It is a rear view three-dimensional structure schematic diagram of a noise reduction device for road bridges in road and bridge engineering described in the utility model.

[0015] Figure 3 It is a side view sectional structure schematic diagram of a noise reduction device for road bridges in road and bridge engineering described in the utility model.

[0016] In the figure: 1, cast-in-place wall; 2, support groove; 3, fixing piece; 4, sound insulation board; 5, fixing bolt; 6, mounting piece; 7, mounting shaft; 8, flipping board; 9, hinge seat; 10, turnbuckle; 11, sound insulation cotton; 12, connecting block. Detailed implementation manners

[0017] Based on the embodiments in the 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 utility model.

[0018] Embodiment: Please refer to Figures 1-3 , a noise reduction device for road bridges in road and bridge engineering, including a cast-in-place wall 1, and a noise reduction and protection structure is provided at the upper end of the cast-in-place wall 1;

[0019] The noise reduction and protection structure includes: two support grooves 2, several fixing pieces 3, two sound insulation boards 4, several fixing bolts 5, two mounting pieces 6 and a flipping protection component;

[0020] The two support grooves 2 are respectively located at the two side walls of the cast wall 1. A number of fixing pieces 3 are respectively installed at the two side walls of the two support grooves 2. The two ends of the two sound insulation boards 4 are respectively movably inserted into the two support grooves 2. A number of fixing bolts 5 are respectively movably inserted into the two side walls of the number of fixing pieces 3 and the two sound insulation boards 4. The two mounting pieces 6 are respectively installed at the two sides of the upper end of one of the sound insulation boards 4. One end of the flip protection component is movably connected to the two mounting pieces 6, and the other end is connected to one side of one of the sound insulation boards 4.

[0021] During installation, first place the cast wall 1 in the designated position by pouring. During the pouring process, fix the two support grooves 2 on both sides of the cast wall 1. Then, insert the two sound insulation boards 4 into the two support grooves 2 in sequence. Clamp and fix the two ends of the two sound insulation boards 4 through the two support grooves 2. Then, insert a number of fixing bolts 5 into the number of fixing pieces 3 and the two sound insulation boards 4 to fully fix the two sound insulation boards 4 and ensure the installation stability of the sound insulation boards 4. Then, connect the flip protection component to the two mounting pieces 6 and adjust and fix the flip angle of the flip protection component according to different sound insulation requirements during use. When one of the sound insulation boards 4 is damaged due to external impact, only need to remove the fixing bolts 5, and then the sound insulation board 4 can be taken out of the support groove 2.

[0022] In the specific implementation process, the flip protection component includes: a mounting shaft 7, a flip plate 8, four hinge seats 9 and two turnbuckles 10;

[0023] Both ends of the mounting shaft 7 are respectively movably inserted into the two mounting pieces 6. The flip plate 8 is fixedly installed at the upper end of the mounting shaft 7. The four hinge seats 9 are respectively installed on one side of the flip plate 8 and one of the sound insulation boards 4. Both ends of the two turnbuckles 10 are respectively hinged to the four hinge seats 9.

[0024] When installing the flip plate 8, connect the flip plate 8 to the two mounting pieces 6 through the mounting shaft 7. Then, hinge both ends of the two turnbuckles 10 to the four hinge seats 9. By adjusting the overall length of the two turnbuckles 10, adjust the distance between the hinge seat 9 at the upper end of the flip plate 8 and the hinge seat 9 at the upper end of the sound insulation board 4, and then the angle adjustment of the flip plate 8 can be realized.

[0025] In the specific implementation process, the sound insulation board 4 is of a hollow structure.

[0026] In the specific implementation process, the sound insulation board 4 is filled with sound insulation cotton 11.

[0027] In the specific implementation process, a connecting block 12 is provided at the connection between the support groove 2 and the cast wall 1.

[0028] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A road and bridge sound reduction device for road and bridge engineering, including a cast wall (1), characterized in that, A sound reduction and protection structure is provided at the upper end of the cast wall (1). The sound reduction and protection structure includes: two support grooves (2), a plurality of fixing pieces (3), two sound insulation boards (4), a plurality of fixing bolts (5), two mounting pieces (6), and a flipping protection assembly. The two support grooves (2) are respectively located at the two side wall surfaces of the cast wall (1). A plurality of the fixing pieces (3) are respectively installed at the two side wall surfaces of the two support grooves (2). The two ends of the two sound insulation boards (4) are respectively movably inserted into the two support grooves (2). A plurality of the fixing bolts (5) are respectively movably inserted into the two side wall surfaces of the plurality of fixing pieces (3) and the two sound insulation boards (4). The two mounting pieces (6) are respectively installed at the two sides of the upper end of one of the sound insulation boards (4). One end of the flipping protection assembly is movably connected to the two mounting pieces (6), and the other end is connected to one side of one of the sound insulation boards (4).

2. The road and bridge sound reduction device for road and bridge engineering according to claim 1, characterized in that, The flipping protection assembly includes: a mounting shaft (7), a flipping plate (8), four hinge seats (9), and two turnbuckles (10). The two ends of the mounting shaft (7) are respectively movably inserted into the two mounting pieces (6). The flipping plate (8) is fixedly installed at the upper end of the mounting shaft (7). The four hinge seats (9) are respectively installed at one side of the flipping plate (8) and one of the sound insulation boards (4). The two ends of the two turnbuckles (10) are respectively hinged to the four hinge seats (9).

3. The road and bridge sound reduction device for road and bridge engineering according to claim 1, characterized in that, The sound insulation board (4) is of a hollow structure.

4. A road and bridge sound reduction device for road and bridge engineering according to claim 1, characterized in that, Sound insulation cotton (11) is filled in the sound insulation board (4).

5. The road and bridge sound reduction device for a road and bridge project according to claim 1, characterized in that, A connecting block (12) is provided at the connection between the support groove (2) and the cast wall (1).

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