Prefabricated integrated sound barrier

Abstract

The utility model discloses a prefabricated integrated sound barrier which comprises a sound barrier body and a bridge floor prefabricated part, the sound barrier body is an ultrahigh-strength concrete sound barrier body, a side wall and a protection wall are arranged on the two sides of the bridge floor prefabricated part respectively, and the top end of the side wall is connected with the bottom of the sound barrier body through steel bar bundling. The bridge floor prefabricated parts are connected with the protection wall through steel bar binding, and the bridge floor prefabricated parts enable cable troughs to be installed at the tops of bridge floor flange plates through fixing parts. According to the prefabricated integrated sound barrier, the sound barrier and the bridge floor prefabricated parts are prefabricated in a factory together to form a whole, the whole can be directly transported to an installation site, rapid installation of the prefabricated integrated sound barrier and a bridge can be achieved through the fixing parts, and construction cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of sound barriers, and in particular to a prefabricated integrated sound barrier. Background Art

[0002] Sound barriers are mostly used in rail transit bridge deck systems to reduce the impact of rail transit on the surrounding environment. The existing sound barrier base is often cast on site. During the on-site casting process, there may be multiple influences that cause the quality of the cast part to be substandard, and the construction period is long. At the same time, on-site casting will have an impact on the surrounding environment, and the sound barrier is transported to the site and then connected to the cast part, which increases the construction workload. Utility Model Content

[0003] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a prefabricated integrated sound barrier.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0005] The prefabricated integrated sound barrier described in the technical solution includes a sound barrier and a prefabricated bridge deck component, wherein a side wall and a protective wall are respectively arranged on both sides of the prefabricated bridge deck component, the top of the side wall is connected with the steel bars at the bottom of the sound barrier by steel bars and then cast to form an integrated structure, the prefabricated bridge deck component is connected with the steel bars at the lower end of the protective wall by steel bars and then cast to form an integrated structure, and the prefabricated bridge deck component is installed on the top of the bridge deck flange plate through a fixing component;

[0006] The fixing components are provided in several groups, and the fixing components include embedded sleeves and bolts. The embedded sleeves are arranged on the bridge deck flange plate, and the lower ends of the bolts extend into the embedded sleeves after passing through the countersunk holes.

[0007] In the above technical solution, preferably, the slope of the bottom of the prefabricated bridge deck component is 1% to 5%.

[0008] In the above technical solution, preferably, a plurality of countersunk holes are provided at the bottom of the prefabricated bridge deck component near the side wall and near the protective wall.

[0009] In the above technical solution, preferably, a vertical wall is provided at the center of the prefabricated bridge deck component, and the vertical wall is parallel to the protective wall, and the vertical wall divides the prefabricated bridge deck component into a cable trough on the left and a drainage trough on the right, and a plurality of drainage holes are provided on the vertical wall.

[0010] In the above technical solution, preferably, support platforms are provided on the inner sides of the protective wall and the side wall, and the height of the support platforms is consistent with the height of the top of the vertical wall.

[0011] In the above technical solution, preferably, the sound barrier adopts a straight or curved ultra-high strength concrete sound barrier.

[0012] Compared with the prior art, the prefabricated integrated sound barrier provided by the utility model has the following beneficial effects:

[0013] The utility model prefabricates the sound barrier and the bridge deck prefabricated components together in the factory to form a whole, which can be directly transported to the installation site. The prefabricated integrated sound barrier and the bridge can be quickly installed through fixing components, thereby reducing construction costs. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0015] Figure 2 yes Figure 1 Schematic diagram of part A;

[0016] In the figure: 1-sound barrier, 2-vertical wall, 3-protective wall, 4-countersunk hole, 5-bridge deck flange plate, 6-fixing component, 601-bolt, 602-embedded sleeve, 7-support platform, 8-drainage hole, 9-prefabricated bridge deck component, 901-cable trough, 902-drainage trough, 10-side wall. DETAILED DESCRIPTION

[0017] It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", and "third" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations.

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0020] See also Figure 1 and Figure 2The utility model provides a prefabricated integrated sound barrier, including a sound barrier 1 and a prefabricated bridge deck component 9, wherein the prefabricated bridge deck component 9 is provided with a side wall 10 and a protective wall 3 on both sides, and the prefabricated bridge deck component 9 is provided with a plurality of embedded accessories on both sides, wherein the embedded accessories are L-shaped steel bars, and the transverse part of the embedded accessories located on the left side of the prefabricated bridge deck component 9 is located inside the base of the cable trough 901, and the longitudinal part sequentially penetrates the base of the cable trough 901 and the top of the side wall 10, so that the top of the side wall 10 passes through the steel bars and the bottom of the sound barrier 1. The steel bars are tied and connected and then cast to form an integrated structure. The transverse part of the embedded fittings located on the right side of the precast bridge deck component 9 is located inside the base of the drainage trough 902, and the longitudinal part passes upward through the surface of the base of the drainage trough 902, so that the precast bridge deck component 9 is connected to the steel bars at the lower end of the protective wall 3 by tying and then cast to form an integrated structure, that is, the entire sound barrier 1 and the precast bridge deck component 9, the side wall 10 and the protective wall 3 finally form an integrated sound barrier unit, and the precast bridge deck component 9 is installed on the top of the bridge deck flange plate 5 through the fixing component 6.

[0021] In order to better implement this utility model, refer to Figure 1 In one embodiment, the slope of the bottom of the prefabricated bridge deck component 9 is 1% to 5%, and the preferred slope in this embodiment is 3%.

[0022] In order to better implement this utility model, refer to Figure 2 In one embodiment, a plurality of countersunk holes 4 are provided at the bottom of the prefabricated bridge deck component 9 near the side wall 10 and near the protective wall 3. The fixing components 6 are provided with a plurality of groups, and the number of the fixing components 6 is consistent with the number of the countersunk holes 4 and corresponds one to one. The fixing components 6 include an embedded sleeve 602 and a bolt 601. The embedded sleeve 602 is provided on the bridge deck flange plate 5, and the bolt 601 penetrates the countersunk hole 4 and the lower end thereof extends into the embedded sleeve 602.

[0023] In order to better implement this utility model, refer to Figure 1 In one embodiment, a vertical wall 2 is provided at the center of the prefabricated bridge deck component 9, and the vertical wall 2 is parallel to the protective wall 3. The vertical wall 2 divides the prefabricated bridge deck component 9 into a cable trough 901 on the left and a drainage trough 902 on the right, and a plurality of drainage holes are provided on the vertical wall 2.

[0024] In order to better implement this utility model, refer to Figure 1 In one embodiment, the inner sides of the protective wall 3 and the side wall 10 are both provided with a support platform 7, and the height of the support platform 7 is consistent with the height of the top of the vertical wall 2. The support platform 7 and the vertical wall 2 are both used to support the cover plate covering the top of the cable trough 901 and the drainage trough 902.

[0025] In order to better implement this utility model, refer to Figure 1In one embodiment, the sound barrier 1 adopts a straight or curved ultra-high strength concrete sound barrier. In this technical solution, the concrete can adopt ultra-high strength concrete with strength grades of C60, C80, C100, C120, C140, and C160. In this embodiment, C120 is preferred.

[0026] The prefabricated bridge deck component 9 is made of high-performance concrete. The drainage trough 902 and the base of the cable trough 901 are prefabricated first, and embedded accessories are set in the drainage trough 902 and the cable trough 901, so that the steel bars pass through the top of the side wall 10 and the top of the edge of the base of the drainage trough 902 respectively. After demolding and curing, the sound barrier rib steel bars and embedded accessories are tied or welded together, and the prefabricated bridge deck prefabricated component 9 is combined with the sound barrier 1 by the pedestal method. The sound barrier 1 uses microporous ceramsite concrete to make the sound absorption part, and ultra-high strength concrete to make the supporting part of the sound barrier 1. The length of the entire prefabricated integrated sound barrier unit is 1000mm to 4000mm, and the preferred unit length in this embodiment is 2000mm.

[0027] The whole of the prefabricated bridge deck component 9 and the sound barrier 1 is hoisted and arranged on the bridge deck, and connected with the embedded sleeve 602 in the bridge deck flange plate 5 by bolts 601 through the reserved countersunk holes 4, and the mortar sealing treatment is performed after the bolts 601 are tightened. After the installation, the whole prefabricated integrated sound barrier is filled between it and the bridge deck flange plate 5 with mortar.

[0028] In the description of the present invention, "plurality" means two or more than two, unless otherwise clearly and specifically defined.

[0029] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. A prefabricated integrated sound barrier, characterized in that: It comprises a sound barrier (1) and a prefabricated bridge deck component (9), wherein the two sides of the prefabricated bridge deck component (9) are respectively provided with a side wall (10) and a protective wall (3), the top of the side wall (10) is connected to the steel bars at the bottom of the sound barrier (1) by steel bars and then cast to form an integrated structure, the prefabricated bridge deck component (9) is connected to the steel bars at the lower end of the protective wall (3) by steel bars and then cast to form an integrated structure, and the prefabricated bridge deck component (9) is installed on the top of the bridge deck flange plate (5) by a fixing component (6); The fixing component (6) is provided with a plurality of groups, and the fixing component (6) comprises a pre-embedded sleeve (602) and a bolt (601). The pre-embedded sleeve (602) is provided on the bridge deck flange plate (5), and the bolt (601) penetrates through the countersunk hole (4) and the lower end thereof extends into the pre-embedded sleeve (602).

2. The prefabricated integrated sound barrier according to claim 1, characterized in that: The slope of the bottom of the prefabricated bridge deck component (9) is 1% to 5%.

3. The prefabricated integrated sound barrier according to claim 1, characterized in that: The bottom of the prefabricated bridge deck component (9) is provided with a plurality of countersunk holes (4) near the side wall (10) and near the protective wall (3).

4. The prefabricated integrated sound barrier according to claim 1, characterized in that: A vertical wall (2) is provided at the center of the prefabricated bridge deck component (9), and the vertical wall (2) and the protective wall (3) are parallel to each other. The vertical wall (2) divides the prefabricated bridge deck component (9) into a cable trough (901) on the left and a drainage trough (902) on the right, and a plurality of drainage holes are provided on the vertical wall (2).

5. The prefabricated integrated sound barrier according to claim 1, characterized in that: The inner sides of the protective wall (3) and the side wall (10) are both provided with a support platform (7), and the height of the support platform (7) is consistent with the height of the top of the vertical wall (2).

6. The prefabricated integrated sound barrier according to claim 1, characterized in that: The sound barrier (1) is a straight plate-shaped or arc-shaped ultra-high-strength concrete sound barrier.

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