CN219450496U

CN219450496U - Sound barrier

Info

Publication number: CN219450496U
Application number: CN202320391542.0U
Authority: CN
Inventors: 曹文峰; 高生辉; 辜天力; 谢小金
Original assignee: Sichuan Sisaihui Environmental Protection Technology Co ltd
Current assignee: Sichuan Sisaihui Environmental Protection Technology Co ltd
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2023-08-01
Anticipated expiration: 2033-03-06

Abstract

The sound barrier comprises a base, wherein two ends of the base are respectively provided with end fixing pieces, and a plurality of sound insulation units are arranged between the end fixing pieces; the sound insulation unit comprises a shell, a buckle cover is arranged on the shell, a sound attenuation pad is arranged in the shell, one side of the buckle cover is connected to the shell through a pair of first connecting mechanisms, the other side of the buckle cover is connected to the shell through a pair of second connecting mechanisms, an arc plate is arranged on one side of the shell, and the arc plate is bent downwards. The muffler pad placed in the shell is conveniently replaced by the buckle cover connected through the first connecting mechanism and the second connecting mechanism. The mode is convenient for operators to carry out site construction and assembly. And the housing and the clasp cover referred to herein are made of aluminum alloy, in such a way that the service life of the sound insulation unit can be significantly increased and the weight of the entire sound barrier can also be reduced. The silencing pad can be made of materials with sound insulation effects, such as sound insulation cotton, and the setting of the silencing pad can reduce the transmission energy of sound, so that the sound insulation effect is improved.

Description

Sound barrier

Technical Field

The utility model relates to the technical field of sound insulation, in particular to a sound barrier.

Background

The sound barrier is disposed at both sides or one side of the road for reducing noise generated by driving. The sound barrier adopted at present is usually constructed and installed directly at a construction place after being assembled in a factory, however, the single transportation amount is small in the mode, and the sound barrier is damaged easily due to improper packaging in the transportation process. At present, in order to facilitate the field assembly, construction and installation of the sound barrier, the sound barrier is arranged into a modularized structure. However, the sound barrier has a low sound attenuation effect, and sounds are easily generated in the sound barrier due to vibration when a vehicle passes the sound barrier. Meanwhile, after the sound barrier is used for a rated period, due to the fact that the silencing materials in the sound barrier are aged, the sound insulation effect of the sound barrier is reduced, most of the existing sound barriers are connected in a riveting mode, and therefore replacement of the silencing materials in the existing sound barrier is inconvenient.

Disclosure of Invention

The utility model provides the sound barrier, which solves the defects in the prior art, is convenient to replace the sound-absorbing pad in the sound barrier, is convenient to assemble and construct on site, can improve the sound-insulating effect, and has strong practicability.

In order to achieve the object of the present utility model, the following techniques are proposed:

the sound barrier comprises a base, wherein two ends of the base are respectively provided with end fixing pieces, and a plurality of sound insulation units are arranged between the end fixing pieces; the base station is a masonry structure, which serves as a mounting station for the sound barrier installation. The end fixing piece is convenient to assemble and install the sound insulation unit.

The sound insulation unit comprises a shell, a buckle cover is arranged on the shell, a sound attenuation pad is arranged in the shell, one side of the buckle cover is connected to the shell through a pair of first connecting mechanisms, the other side of the buckle cover is connected to the shell through a pair of second connecting mechanisms, an arc plate is arranged on one side of the shell, and the arc plate is bent downwards. The arc plate is arranged to a certain extent through an arc structure, so that the sound insulation effect can be improved. The muffler pad placed in the shell is conveniently replaced by the buckle cover connected through the first connecting mechanism and the second connecting mechanism. The mode is convenient for operators to carry out site construction and assembly. And the housing and the clasp cover referred to herein are made of aluminum alloy, in such a way that the service life of the sound insulation unit can be significantly increased and the weight of the entire sound barrier can also be reduced. The silencing pad can be made of materials with sound insulation effects, such as sound insulation cotton, and the setting of the silencing pad can reduce the transmission energy of sound, so that the sound insulation effect is improved.

Further, the end fixing piece comprises a lower fixing plate fixed on the base station through a plurality of bolts, the lower fixing plate is provided with an upper extending concave piece in an upward extending mode, the inner wall of the upper extending concave piece is provided with a soft rubber pad, the side wall of the upper extending concave piece is provided with a plurality of strip holes, fixing screws penetrate through the strip holes, and the fixing screws are all arranged at two ends of the shell. The soft rubber pad can prevent the sound insulation unit and the end fixing piece from generating friction and sounding due to vibration caused by driving. The arrangement of the strip holes is convenient for operators to install the sound insulation unit according to specific installation scenes.

Further, a plurality of triangular grooves are formed in two sides of the inner portion of the shell, and the triangular grooves are formed in two sides of the silencing pad and penetrate through the triangular grooves. The setting of set square has improved the inside structural strength of casing, and conveniently sets up the amortization pad in the casing through setting up the triangle-shaped groove on the amortization pad.

Further, the first coupling mechanism includes first curb plate, and one side of buckle closure is located to first curb plate, and first curb plate is located the outside of casing, and fixed end plate is installed respectively at the both ends of first curb plate, wears a pair of spring pin on the fixed end plate, and the outside pot head of spring pin is equipped with a pair of spring, and the outside end of spring pin is equipped with movable end plate, is equipped with the locking picture peg on the movable end plate, has seted up the U-shaped groove on the locking picture peg, wears the connecting pin in the U-shaped groove, and the inboard end of connecting pin is equipped with the short column, and the short column is located on the outer wall of casing. The connecting pin is arranged in the U-shaped groove in a penetrating way, so that the locking plugboard is conveniently positioned, and the connection operation between the buckle cover and the shell is conveniently performed.

Further, the lower wall of the outer side end of the locking plugboard is an inclined plane. When the locking plug board is connected, the locking plug board can move inwards through the inclined plane, so that the locking plug board can be conveniently connected.

Further, second coupling mechanism includes the second curb plate, the opposite side of buckle closure is located to the second curb plate, the second curb plate is located the outside of casing, the both ends of second curb plate are equipped with right trapezoid spare, right trapezoid spare's upper wall is the level setting, the installation end plate is installed to the outer wall of casing, wear to have a pair of second spring pin on the installation end plate, all the cover is equipped with the second spring on the second spring pin, the other end of second spring pin is equipped with the wedge, the upper wall of wedge is the inclined wall, the second spring is located between installation end plate and the wedge, the lower wall of wedge acts on right trapezoid spare's upper wall, the connection of buckle closure is conveniently carried out through the setting of wedge and right trapezoid spare is fixed.

The technical scheme has the advantages that:

according to the sound insulation unit, the sound insulation effect of the sound barrier can be improved, and secondly, the sound insulation unit is convenient to detach, so that the sound insulation pad in the sound insulation unit is convenient to replace, meanwhile, the sound insulation unit also provides a shell with high structural strength, and sound emission of the sound barrier due to vibration can be avoided, so that the sound insulation effect is improved.

Drawings

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail with reference to the accompanying drawings.

Fig. 1 shows a perspective view of one embodiment.

Fig. 2 shows a perspective view of one side of the sound insulation unit.

Fig. 3 shows an enlarged view at a.

Fig. 4 shows a perspective view of the other side of the sound insulation unit.

Fig. 5 shows an enlarged view at B.

Fig. 6 shows a perspective view of the housing.

Fig. 7 shows a perspective structural view of the noise damping pad.

Detailed Description

As shown in fig. 1 to 7, a sound barrier comprises a base 1, wherein end fixing pieces 2 are respectively arranged at two ends of the base 1, and a plurality of sound insulation units 3 are arranged between the end fixing pieces 2.

The sound insulation unit 3 comprises a shell 30, wherein a buckle cover 34 is arranged on the shell 30, a sound attenuation pad 32 is arranged in the shell 30, one side of the buckle cover 34 is connected to the shell 30 through a pair of first connecting mechanisms, the other side of the buckle cover 34 is connected to the shell 30 through a pair of second connecting mechanisms, an arc plate 7 is arranged on one side of the shell 30, and the arc plate 7 is bent downwards. In addition to the above connection, in some embodiments, the fastening cover 34 and the housing 30 may be integrally connected and fixed by using a first connection mechanism or a second connection mechanism.

The end fixing member 2 comprises a lower fixing plate 20 fixed on the base 1 through a plurality of bolts 22, the lower fixing plate 20 is provided with an upper extending concave member 21 extending upwards, the inner wall of the upper extending concave member 21 is provided with a soft rubber pad, the side wall of the upper extending concave member 21 is provided with a plurality of strip holes, fixing screws penetrate through the strip holes, and the fixing screws are all arranged at two ends of the shell 30.

A plurality of triangular grooves 33 are formed in two sides of the interior of the shell 30, and the triangular grooves 33 are formed in two sides of the silencing pad 32, wherein the triangular grooves 31 penetrate through.

The first connecting mechanism comprises a first side plate 35, the first side plate 35 is arranged on one side of the buckle cover 34, the first side plate 35 is positioned on the outer side of the shell 30, two ends of the first side plate 35 are respectively provided with a fixed end plate 36, a pair of spring pins 37 penetrate through the fixed end plate 36, a pair of springs 38 are sleeved on the outer side ends of the spring pins 37, the outer side ends of the spring pins 37 are provided with movable end plates 39, the movable end plates 39 are provided with locking insertion plates 40, U-shaped grooves 41 are formed in the locking insertion plates 40, connecting pins 43 penetrate through the U-shaped grooves 41, short columns 42 are arranged at the inner side ends of the connecting pins 43, and the short columns 42 are arranged on the outer wall of the shell 30. The lower wall of the outer end of the lock plate 40 is inclined.

The second connecting mechanism comprises a second side plate 70, the second side plate 70 is arranged on the other side of the buckle closure 34, the second side plate 70 is arranged on the outer side of the shell 30, right trapezoid pieces 45 are arranged at two ends of the second side plate 70, the upper wall of each right trapezoid piece 45 is horizontally arranged, the outer wall of the shell 30 is provided with a mounting end plate 46, a pair of second spring pins 47 penetrate through the mounting end plate 46, second springs 48 are sleeved on the second spring pins 47, wedge plates 49 are arranged at the other ends of the second spring pins 47, the upper wall of each wedge plate 49 is an inclined wall, the second springs 48 are arranged between the mounting end plate 46 and the wedge plates 49, and the lower wall of each wedge plate 49 acts on the upper wall of each right trapezoid piece 45.

In the present embodiment, when the muffler pad 32 is replaced in the case 30, and in the present embodiment, the first connection mechanism and the second connection mechanism are selected to be adopted at the same time. When operating, the operator pulls the lock plate 40 inward, thereby disengaging the connecting pin 43 from the U-shaped groove 41. In addition, the operator pulls the wedge plate 49 outwardly so that the wedge plate 49 disengages from the right angle trapezoid, and the operator then removes the clasp 34 from the housing 30. After completion, the operator replaces the muffler pad 32 within the housing 30. After the replacement, the operator buckles the buckle cover 34 on the opening side of the housing 30, and when buckling, the operator uses the inclined surface on the right trapezoid 45 to act on the wedge plate 49, so that the wedge plate 49 moves outwards, the second spring 48 is compressed, and the periphery of the connecting pin 43 acts on the inclined surface of the locking plugboard 40, so that the locking plugboard 40 moves inwards, the spring 38 is compressed, and when the connecting pin 43 and the locking plugboard lose action, and the U-shaped groove 41 faces the connecting pin 43, and then the locking plugboard passes through the U-shaped groove 41 under the action of the spring 38, and finally the assembly of the buckle cover 34 and the housing 30 is completed.

In this embodiment, when the assembly is performed, the operator first installs and fixes the lower fixing plate 20 by using the expansion bolts, and after the fixing is completed, the operator wears each sound insulation unit 3 in the upper concave member 21, and then fixes each sound insulation unit 3 by using the screws.

The sound insulation unit 3 has the sound insulation principle that the sound emitted by the travelling crane contacts with the shell 30 and the transmission energy of the sound is weakened through the shell 30, and the sound transmitted through the shell 30 is absorbed again by the sound insulation pad 32, so that the transmission energy of the sound is further reduced, and the sound insulation effect is achieved.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the utility model, and it will be apparent to those skilled in the art that various modifications and variations can be made in the present utility model without departing from the spirit and scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. The sound barrier is characterized by comprising a base station (1), wherein two ends of the base station (1) are respectively provided with end fixing pieces (2), and a plurality of sound insulation units (3) are arranged between the end fixing pieces (2);

the sound insulation unit (3) comprises a shell (30), a buckle cover (34) is arranged on the shell (30), a silencing pad (32) is arranged in the shell (30), one side of the buckle cover (34) is connected to the shell (30) through a pair of first connecting mechanisms, the other side of the buckle cover (34) is connected to the shell (30) through a pair of second connecting mechanisms, an arc plate (7) is arranged on one side of the shell (30), and the arc plate (7) is bent downwards.

2. Sound barrier according to claim 1, characterized in that the end fixing member (2) comprises a lower fixing plate (20) fixed on the base (1) by a plurality of bolts (22), the lower fixing plate (20) is provided with an upper extending concave member (21) extending upwards, the inner wall of the upper extending concave member (21) is provided with a soft rubber pad, the side wall of the upper extending concave member (21) is provided with a plurality of strip holes, fixing screws are penetrated in the strip holes, and the fixing screws are all arranged at two ends of the shell (30).

3. The sound barrier according to claim 1, wherein a plurality of triangular plates (31) are arranged on two sides of the interior of the shell (30), a plurality of triangular grooves (33) are formed on two sides of the sound-deadening pad (32), and the triangular plates (31) penetrate into the triangular grooves (33).

4. The sound barrier according to claim 1, characterized in that the first connection mechanism comprises a first side plate (35), the first side plate (35) is arranged on one side of the buckle closure (34), the first side plate (35) is located on the outer side of the shell (30), the two ends of the first side plate (35) are respectively provided with a fixed end plate (36), a pair of spring pins (37) are penetrated on the fixed end plate (36), a pair of springs (38) are sleeved on the outer side end of the spring pins (37), a movable end plate (39) is arranged on the outer side end of the spring pins (37), a locking insertion plate (40) is arranged on the movable end plate (39), a U-shaped groove (41) is formed in the locking insertion plate (40), a connection pin (43) is penetrated in the U-shaped groove (41), the inner side end of the connection pin (43) is provided with a short column (42), and the short column (42) is arranged on the outer wall of the shell (30).

5. Sound barrier according to claim 4, characterized in that the outer end lower wall of the locking insert (40) is beveled.

6. The sound barrier according to claim 1, characterized in that the second connecting mechanism comprises a second side plate (70), the second side plate (70) is arranged on the other side of the buckle cover (34), the second side plate (70) is arranged on the outer side of the shell (30), right trapezoid pieces (45) are arranged at two ends of the second side plate (70), the upper wall of each right trapezoid piece (45) is horizontally arranged, the outer wall of the shell (30) is provided with a mounting end plate (46), a pair of second spring pins (47) penetrate through the mounting end plate (46), second springs (48) are sleeved on the second spring pins (47), wedge plates (49) are arranged at the other ends of the second spring pins (47), the upper wall of each wedge plate (49) is an inclined wall, the second springs (48) are arranged between the mounting end plate (46) and the wedge plates (49), and the lower wall of each wedge plate (49) acts on the upper wall of each right trapezoid piece (45).