CN221877806U - Composite sound barrier for expressway - Google Patents

Abstract

The utility model relates to the technical field of sound barriers, specifically a composite sound barrier for highways, including a roadbed, both sides of the roadbed are fixedly connected with fixed pillars, the upper ends of the fixed pillars are fixedly connected with supporting uprights, and supporting cross bars are arranged near the upper positions of the supporting uprights. The surfaces of the supporting cross bars and the supporting uprights are fixedly connected with mounting modules, and the mounting modules include a second connecting plate, a third connecting plate and a mounting plate, and the front end of the supporting cross bars is fixedly connected with a steel cable. During the replacement process, the mounting module is first connected to the surface of the first baffle plate, and then the mounting module is sleeved on the surface of the supporting cross bar, and the position of the first baffle plate is adjusted by sliding the mounting module on the surface of the supporting cross bar. After the position is adjusted, the screws are tightened to fix the first baffle plate. During the installation process, there is no need to reinstall the steel cable, which reduces the installation steps, facilitates the installation of the first baffle plate, and improves the installation efficiency.

Description

A composite sound barrier for highway

Technical Field

The utility model relates to the technical field of sound barriers, in particular to a composite sound barrier for expressways.

Background Art

With the rapid development of China's economy and the continuous acceleration of urbanization, urban transportation has developed rapidly. When these roads are built, they inevitably pass through densely populated residential areas. The traffic noise generated has brought certain interference to the work, life and study of residents near the roads.

Among them, announcement number CN212247935U discloses a composite sound barrier for highways, including a concrete base, which is fixed on both sides of the road. The upper ends of the two concrete bases are fixedly connected with steel columns, and the inner side of the steel columns is fixedly connected with sound insulation boards. Bolt holes are opened in the middle section of the steel columns, and the lower fixed edges of the arc-shaped sound-absorbing boards are fixedly connected to the bolt holes by inserting and fixing bolts. It can realize a fully enclosed isolation highway, effectively prevent the noise of vehicles on the highway from being transmitted outward, improve the sound insulation effect, and install the sound-absorbing boards and sound insulation boards in sections through the columns to improve the noise reduction effect. The pull ropes at the upper ends of the columns can facilitate the installation of the sound barrier and improve the structural strength of the sound barrier, thereby increasing the service life of the sound barrier, and the closed driving environment can reduce the impact of extreme weather on vehicle driving.

During the installation of the device, the upper end of the arc-shaped sound-absorbing panel is fixed to the fixing seat by a pull-ring bolt, and the pull-ring bolt is connected to the lower end of the pull rope. Since the arc-shaped sound-absorbing panel is exposed to the outdoors for a long time and is affected by natural and human factors, it is easy to be damaged during use. During the replacement of the damaged arc-shaped sound-absorbing panel, the pull-ring bolt needs to be removed, and then the lower end of the pull rope needs to be untied. After the arc-shaped sound-absorbing panel is replaced and fixed, the pull rope needs to be re-fixed, which makes the disassembly and fixation of the arc-shaped sound-absorbing panel more troublesome and the installation efficiency is low.

Therefore, it is necessary to invent a composite sound barrier for highways to solve the above problems.

Utility Model Content

The utility model aims to provide a composite sound barrier for highways, so as to solve the problems in the art that the disassembly and fixation of the arc-shaped sound-absorbing panels are troublesome and the installation efficiency is low.

In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a composite sound barrier for highways, including a roadbed, both sides of the roadbed are fixedly connected with fixed pillars, the upper ends of the fixed pillars are fixedly connected with support uprights, the support uprights are provided with support cross bars near the upper position, the support cross bars and the surfaces of the support uprights are fixedly connected with mounting modules, the mounting modules include a second connecting plate, a third connecting plate and a mounting plate, the mounting module on the surface of the support uprights is fixedly installed with a second blocking plate, the mounting module on the surface of the support cross bars is fixedly installed with a first blocking plate, the front end of the support cross bars is fixedly connected with a steel cable, and the end of the steel cable away from the support cross bars is fixedly connected to the upper end of the support uprights.

By adopting the above technical scheme, the first barrier plate blocks the top of the road, and the second barrier plate blocks the side of the road. At the same time, the steel cable improves the stability of the first barrier plate during use. The noise reduction effect is improved by fixing the sound-absorbing panel and the sound insulation panel inside the barrier plate. The steel cable at the upper end of the supporting pole can facilitate the installation of the barrier plate and improve the structural strength of the barrier plate, thereby increasing the service life of the barrier plate. The closed driving environment can reduce the impact of extreme weather on vehicle driving.

Optionally, outer surfaces of the first baffle plate and the second baffle plate are both fixedly connected with reinforcing plate ribs, and the reinforcing plate ribs are fixedly connected to the mounting plate.

By adopting the above technical solution, the mounting plate and the reinforcing plate ribs are fixedly installed by bolts, so that the installation of the barrier plate is realized and the installation efficiency is improved.

Optionally, both sides of the second connecting plate are fixedly connected to the first fixing plate, and both sides of the third connecting plate are fixedly connected to the second fixing plate.

Optionally, a plurality of groups of first connecting plates are fixedly connected to the surface of the supporting uprights, and a plurality of groups of fourth connecting plates are fixedly connected to the side surfaces of the supporting horizontal bars.

Optionally, through holes are formed on the surfaces of the first fixing plate, the second fixing plate, the first connecting plate and the fourth connecting plate, and fixing bolts are disposed inside the through holes.

By adopting the above technical solution, the second connecting plate and the third connecting plate are clamped on both sides of the supporting column, and the first fixing plate, the second fixing plate and the fourth connecting plate are aligned, and the fixing bolts are passed through the through holes to align the second connecting plate with the third connecting plate.

Optionally, a fixing rod is fixedly connected to the surface of the third connecting plate, and one end of the fixing rod away from the third connecting plate is fixedly connected to the mounting plate.

Optionally, surfaces of the first baffle plate and the second baffle plate are both fixedly connected with reinforcing plate ribs, and the mounting plate is fixedly connected to the reinforcing plate ribs.

By adopting the above technical solution, two groups of connection holes are opened on the surfaces of the mounting plate and the reinforcing plate ribs, and the mounting plate and the reinforcing plate ribs are fixedly connected by fixing bolts.

Optionally, the third connecting plate in the mounting module at the uppermost end of the supporting upright is fixedly connected to the supporting cross bar.

By adopting the above technical solution, the third connecting plate in the uppermost mounting module of the supporting upright is fixed to the supporting cross bar by welding.

In the above technical solution, the technical effects and advantages provided by the utility model are:

The utility model provides a supporting cross bar near the upper position of the supporting upright pole, the supporting cross bar and the surface of the supporting upright pole are fixedly connected with the mounting module, the mounting module comprises a second connecting plate, a third connecting plate and a mounting plate, the front end of the supporting cross bar is fixedly connected with a steel cable, and the mounting module on the surface of the supporting cross bar is fixedly installed with the first blocking plate. By fixing the lower end of the steel cable with the front end of the supporting cross bar, during the installation of the first blocking plate, the mounting module is first connected to the surface of the first blocking plate, and then the mounting module is sleeved on the surface of the supporting cross bar, and the position of the first blocking plate is adjusted by sliding the mounting module on the surface of the supporting cross bar. After the position is adjusted, the first blocking plate is fixed by tightening the screws, so that the steel cable does not need to be reinstalled during the installation process, the installation steps are reduced, the installation of the first blocking plate is convenient, the installation efficiency is improved, and the position of the first blocking plate is convenient to adjust, and the problem that the pull rope needs to be refixed during the process of replacing and fixing the curved sound-absorbing plate, resulting in troublesome disassembly and fixation of the curved sound-absorbing plate and low installation efficiency is solved.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a schematic diagram of the overall structure of the utility model;

FIG2 is a schematic diagram of the structure of the first baffle plate of the present invention;

FIG3 is a schematic diagram of the fixed support structure of the utility model;

FIG4 is a schematic diagram of the support pole structure of the utility model;

FIG5 is a schematic diagram of the structure of the installation module of the present utility model;

FIG. 6 is a schematic diagram of the supporting crossbar structure of the present invention.

Description of reference numerals:

1. Roadbed; 11. Fixed pillars; 2. Support poles; 22. First connecting plate; 3. Second connecting plate; 31. First fixed plate; 32. Third connecting plate; 33. Second fixed plate; 34. Fixed rod; 35. Mounting plate; 36. Support crossbar; 37. Fourth connecting plate; 38. Steel cable; 4. First barrier plate; 5. Second barrier plate; 6. Reinforcement ribs.

DETAILED DESCRIPTION

In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

The utility model provides a composite sound barrier for highways as shown in Figures 1 to 6, including a roadbed 1, both sides of the roadbed 1 are fixedly connected with fixed pillars 11, the upper ends of the fixed pillars 11 are fixedly connected with support poles 2, and support cross bars 36 are arranged near the upper position of the support poles 2. The surfaces of the support cross bars 36 and the support poles 2 are fixedly connected with mounting modules, and the mounting modules include a second connecting plate 3, a third connecting plate 32 and a mounting plate 35. The mounting module on the surface of the support pole 2 is fixedly installed with a second blocking plate 5, and the mounting module on the surface of the support cross bar 36 is fixedly installed with a first blocking plate 4. The front end of the support cross bar 36 is fixedly connected with a steel cable 38, and the end of the steel cable 38 away from the support cross bar 36 is fixedly connected to the upper end of the support pole 2.

During use, the sound absorbing board and the sound insulation board are first installed inside the first baffle plate 4 and the second baffle plate 5, then the support pole 2 is installed, and then the support cross bar 36 is installed on the side of the support pole 2, and then the front end of the support cross bar 36 is connected to the upper end of the support pole 2 by using the steel cable 38 to improve the structural strength of the support cross bar 36, and the steel cables 38 on the surface of the support cross bar 36 are increased according to the actual span, and multiple groups of steel cables 38 are used to support it, and finally the baffles are respectively installed on the lower surface of the support cross bar 36 and the side of the supporting upright 2 to enclose the highway; in the process of replacing the first baffle plate 4, the installation module is first connected to the surface of the first baffle plate 4, and then the installation module is put on the surface of the supporting cross bar 36, and the position of the first baffle plate 4 is adjusted by sliding the installation module on the surface of the supporting cross bar 36. After the position is adjusted, the screws are tightened to fix the first baffle plate 4. During the installation process, there is no need to reinstall the steel cable 38, which reduces the installation steps, facilitates the installation of the first baffle plate 4, and improves the installation efficiency.

Referring to Figures 1 and 2, the outer surfaces of the first baffle plate 4 and the second baffle plate 5 are fixedly connected with reinforcing plate ribs 6, and the reinforcing plate ribs 6 are fixedly connected to the mounting plate 35. The second connecting plate 3 is fixedly connected with the first fixing plate 31 on both sides, and the third connecting plate 32 is fixedly connected with the second fixing plate 33 on both sides. The surface of the supporting vertical rod 2 is fixedly connected with multiple groups of first connecting plates 22, and the side of the supporting cross bar 36 is fixedly connected with multiple groups of fourth connecting plates 37. The surfaces of the first fixing plate 31, the second fixing plate 33, the first connecting plate 22 and the fourth connecting plate 37 are all provided with through holes, and fixing bolts are arranged inside the through holes.

Specifically, during the installation of the installation module, the second connecting plate 3 and the third connecting plate 32 are respectively clamped on the two side surfaces of the supporting upright 2, and the first fixing plate 31 and the second fixing plate 33 are aligned with the first connecting plate 22, and the fixing bolts are passed through the through holes to fix the first fixing plate 31 and the second fixing plate 33 with the first connecting plate 22, thereby fixing the installation module. The installation method of the installation module on the surface of the supporting cross bar 36 is similar.

Referring to Figures 3 and 5, a fixing rod 34 is fixedly connected to the surface of the third connecting plate 32, and one end of the fixing rod 34 away from the third connecting plate 32 is fixedly connected to the mounting plate 35. The surfaces of the first blocking plate 4 and the second blocking plate 5 are fixedly connected to reinforcing plate ribs 6, and the mounting plate 35 is fixedly connected to the reinforcing plate ribs 6. The third connecting plate 32 in the uppermost mounting module of the support vertical pole 2 is fixedly connected to the supporting cross bar 36.

At the same time, after the installation module is installed, the reinforcing plate ribs 6 in the first baffle plate 4 are fixed to the upper mounting plate 35 by fixing bolts, and the reinforcing plate ribs 6 in the second baffle plate 5 are fixed to the side mounting plate 35 by fixing bolts, and then the sound absorbing panel and the sound insulation panel are installed to enclose the highway to achieve sound absorption and noise reduction.

Working principle of the utility model: in order to improve the stability of the supporting cross bar 36 and the supporting vertical pole 2, and improve the safety of the use of the sound absorbing board and the sound insulation board, the supporting cross bar 36 is fixed above the supporting vertical pole 2, and the front end of the supporting cross bar 36 is connected to the upper end of the supporting vertical pole 2 by using the steel cable 38, and at the same time, the second baffle plate 5 is fixedly installed on the mounting module on the surface of the supporting vertical pole 2, and the first baffle plate 4 is fixedly installed on the mounting module on the surface of the supporting cross bar 36, and the structural strength of the baffle plate is improved by reinforcing the plate rib 6, so as to protect the sound insulation board and the sound absorbing board inside.

The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only preferred examples of the utility model, and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims (8)

1. A composite sound barrier for a highway, comprising a roadbed (1), characterized in that: both sides of the roadbed (1) are fixedly connected with fixed pillars (11), the upper ends of the fixed pillars (11) are fixedly connected with support poles (2), a support cross bar (36) is arranged near the upper position of the support pole (2), the support cross bar (36) and the surface of the support pole (2) are fixedly connected with mounting modules, the mounting modules comprising a second connecting plate (3), a third connecting plate (32) and a mounting plate (35), the mounting module on the surface of the support pole (2) is fixedly installed with a second baffle plate (5), the mounting module on the surface of the support cross bar (36) is fixedly installed with a first baffle plate (4), the front end of the support cross bar (36) is fixedly connected with a steel cable (38), and the end of the steel cable (38) away from the support cross bar (36) is fixedly connected to the upper end of the support pole (2). 2. A composite sound barrier for highways according to claim 1, characterized in that the outer surfaces of the first baffle plate (4) and the second baffle plate (5) are fixedly connected with reinforcing plate ribs (6), and the reinforcing plate ribs (6) are fixedly connected to the mounting plate (35). 3. A composite sound barrier for highways according to claim 2, characterized in that: both sides of the second connecting plate (3) are fixedly connected to the first fixing plates (31), and both sides of the third connecting plate (32) are fixedly connected to the second fixing plates (33). 4. A composite sound barrier for highways according to claim 3, characterized in that: a plurality of first connecting plates (22) are fixedly connected to the surface of the supporting uprights (2), and a plurality of fourth connecting plates (37) are fixedly connected to the side of the supporting crossbars (36). 5. A composite sound barrier for highways according to claim 4, characterized in that the surfaces of the first fixing plate (31), the second fixing plate (33), the first connecting plate (22) and the fourth connecting plate (37) are all provided with through holes, and fixing bolts are arranged inside the through holes. 6. A composite sound barrier for highways according to claim 1, characterized in that a fixing rod (34) is fixedly connected to the surface of the third connecting plate (32), and one end of the fixing rod (34) away from the third connecting plate (32) is fixedly connected to the mounting plate (35). 7. A composite sound barrier for highways according to claim 6, characterized in that: the surfaces of the first baffle plate (4) and the second baffle plate (5) are fixedly connected with reinforcing plate ribs (6), and the mounting plate (35) is fixedly connected to the reinforcing plate ribs (6). 8. A composite sound barrier for highways according to claim 7, characterized in that the third connecting plate (32) in the uppermost mounting module of the supporting upright (2) is fixedly connected to the supporting cross bar (36).