CN215629521U - Assembled sound barrier structure - Google Patents
Assembled sound barrier structure Download PDFInfo
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- CN215629521U CN215629521U CN202122149795.0U CN202122149795U CN215629521U CN 215629521 U CN215629521 U CN 215629521U CN 202122149795 U CN202122149795 U CN 202122149795U CN 215629521 U CN215629521 U CN 215629521U
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Abstract
The utility model discloses an assembled sound barrier structure, which comprises an upper cover plate and a lower cover plate arranged corresponding to the upper cover plate, and is characterized in that: the upper cover plate and the lower cover plate both comprise cover plate profiles, the bottoms of the cover plate profiles are provided with limiting plates, the upper cover plate, the lower cover plate and the limiting plates form a sound insulation cavity, and a sound insulation layer is arranged in the sound insulation cavity; the outer side surface of the cover plate section bar is provided with an installation groove extending from outside to inside, and the inner wall of the installation groove is connected with the panel section bar. Through the integrated upper cover plate, lower cover plate, front panel and rear back plate and other structures of the aluminum profile structure, the problem that the screen body is easy to damage when the screen body is riveted through rivets between various profiles of the screen body structure can be solved, the phenomenon that the rivets are easy to rust when rainwater is immersed is avoided, the strength of the screen body is improved, and the service life of the screen body is prolonged.
Description
Technical Field
The utility model relates to an assembled sound barrier structure.
Background
In recent years, China builds a large amount of high-speed rails and puts the high-speed rails into operation, and a sound barrier system is applied in a large amount for solving the noise pollution generated by the operation of the high-speed rails. A sound barrier is a device inserted between the sound source and the receiver to provide a significant additional attenuation of the sound wave propagation, thereby attenuating the noise contribution in the area where the receiver is located.
The sound barrier widely used at present mainly comprises two parts, namely a steel structure upright post and a sound absorption and insulation plate (namely a screen body), wherein the upright post is a main stressed component of the sound barrier and is fixed on a road anti-collision wall or an embedded steel plate at the edge of a track through rivets or bolts or welding; the high-strength cement board in the screen body is a main sound insulation and absorption component, and the screen body for accommodating the high-strength cement board is formed by combining an aluminum plate and an aluminum profile through rivets.
Because the operating environment of the sound barrier vibrates, vibration energy can be coupled to the screen body to cause vibration of the panel of the screen body, secondary noise is formed, and the noise reduction effect of the screen body structure is reduced; in addition, because the section bar in the screen body and the upright post are riveted through the rivets, the rivets can damage the section bar when the rivets are riveted, and the strength of the section bar is reduced; in addition, in the vibration process, the rivet is easy to loosen and slide off, and the rivet is easy to rust when rainwater is immersed, so that the service life of the screen body is greatly reduced.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the screen body is easy to damage when the structures of the screen body are riveted through the rivets, and the rivets are easy to loosen or fall off along with the vibration of the screen body, so that the strength of the screen body is reduced.
In order to solve the technical problem, the utility model comprises an upper cover plate and a lower cover plate which is arranged corresponding to the upper cover plate, and is characterized in that: the upper cover plate and the lower cover plate both comprise cover plate profiles, the bottoms of the cover plate profiles are provided with limiting plates, the upper cover plate, the lower cover plate and the limiting plates form a sound insulation cavity, and a sound insulation layer is arranged in the sound insulation cavity; the outer side surface of the cover plate section bar is provided with an installation groove extending from outside to inside, and the inner wall of the installation groove is connected with the panel section bar.
After the structure is adopted, the upper cover plate and the lower cover plate both use sectional materials, the mounting groove is formed in the machining process, the panel sectional material connecting the upper cover plate and the lower cover plate also uses the sectional material, and the panel sectional material is connected with the inner walls of the mounting grooves arranged at the side parts of the cover plate and the lower cover plate; the screen body with the structure does not use rivets, avoids the rivet from riveting and damaging the screen body, and improves the strength of the screen body.
The upper cover plate, the lower cover plate and the panel section bar are all of an integrally formed structure; the strength of the screen body cannot be damaged due to rivet connection, and the phenomenon that the rivet loosens or falls off cannot occur, so that the strength of the screen body is ensured.
The cover plate section bar comprises a hollow supporting part and hollow clamping parts attached to two sides of the supporting part; the bottom of the supporting part is provided with an inserting plate and a limiting plate, and the outer side surface of each clamping part is provided with the mounting groove; in the sound insulation cavity enclosed by the limiting plate, the upper cover plate and the lower cover plate, the inserting plate divides the sound insulation cavity into two cavities so as to fix a plurality of sound insulation materials.
The number of the limiting plates is two, the splicing plate is positioned between the two limiting plates, and the length of the splicing plate is smaller than that of the limiting plates; so as to be beneficial to better fixing and limiting the two layers of sound insulation materials.
Furthermore, in order to ensure that the upper cover plate, the lower cover plate and the panel section bar are connected stably; the mounting groove is of a rectangular structure, and the length of the side face, far away from the horizontal center line of the sound insulation layer, of the long two side faces oppositely arranged in the mounting groove is larger than that of the side face of the other side.
The upper end part and the lower end part of the panel section are provided with L-shaped clamping plates bent towards the same side, and the L-shaped clamping plates are matched with the mounting grooves; so as to facilitate the plugging.
Furthermore, the upper end and the lower end of the panel section bar are respectively provided with a Z-shaped clamping plate which is bent towards the same side, and the Z-shaped clamping plate is attached to the wall of the mounting groove and the end part of the Z-shaped clamping plate is clamped in the mounting groove.
The mounting groove is of an L-shaped structure, and the tail end of the mounting groove faces to the horizontal center line of the sound insulation layer; so as to ensure the stable connection of the upper cover plate, the lower cover plate and the panel section bar.
Furthermore, the upper end part and the lower end part of the panel section are respectively provided with an n-shaped clamping plate, and the n-shaped clamping plates are matched with the mounting grooves.
In conclusion, the utility model has simple structure and convenient installation, adopts the upper cover plate, the lower cover plate, the front panel and the rear back plate which are of an integrated aluminum profile structure, and mutually buckles the mounting groove and the clamping plate to form the frame main body, the frame main body can be infinitely long, and only the first inserting plate and the second inserting plate are needed to fix the sound insulation layer; the mode does not need rivets, is convenient to install, does not damage the structure of the aluminum profile, and increases the overall strength; in addition, in rainy and snowy weather, the rivet cannot be corroded to rust, so that the screen body is damaged, and the service life of the screen body is prolonged; in the using process of the sound barrier, the rivet cannot loosen or slide down due to the vibration of the sound barrier, so that the strength of the screen body is improved; and the two corresponding side surfaces of the upper cover plate and the lower cover plate are provided with mounting grooves which are respectively connected with the front panel and the back panel, so that rainwater is prevented from directly immersing.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the utility model and do not limit it. In the drawings:
FIG. 1 is a schematic structural view of example 1 of the present invention;
FIG. 2 is a schematic structural diagram of example 2 of the present invention;
FIG. 3 is a schematic structural diagram according to embodiment 3 of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 1;
FIG. 5 is an enlarged view of portion B of FIG. 2;
FIG. 6 is an enlarged view of portion C of FIG. 3;
FIG. 7 is a schematic view of the upper cover plate of FIG. 1;
FIG. 8 is a schematic view of the lower cover plate of FIG. 1;
FIG. 9 is a schematic view of the upper cover plate of FIG. 2;
FIG. 10 is a schematic view of the lower cover plate of FIG. 2;
FIG. 11 is a schematic view of the upper cover plate of FIG. 3;
fig. 12 is a schematic view of the lower cover plate of fig. 3.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the present invention will be described in detail with reference to fig. 1 to 12.
The sound barrier comprises a screen body and end covers for plugging two ends of the screen body, and protective covers are arranged on the outer sides of the end covers to prevent dirt or rainwater from entering. The screen body comprises an upper cover plate 1 and a lower cover plate 2 which are correspondingly arranged in the vertical direction, wherein the upper cover plate 1 and the lower cover plate 2 are both integrally formed aluminum profiles; the upper cover plate 1 and the lower cover plate 2 are respectively matched with a front panel 3 and a back panel 4 on two side surfaces of the same side, and the front panel 3 and the back panel 4 are both panel profiles, namely integrally formed aluminum profiles.
The upper cover plate 1 comprises a cover plate section bar which is a convex cover plate section bar; a hollow first supporting part 101 is arranged at the center of the upper cover plate 1, and a waterproof boss 102 with a trapezoidal structure is upwards arranged at the top of the first supporting part 101; the two sides of the first supporting part 101 are respectively provided with a hollow first clamping part 103 and a hollow second clamping part 104 which extend from outside to inside, the outer side surface of the first clamping part 103 is provided with a mounting groove which extends from outside to inside, namely a first mounting groove 105, and the outer side surface of the second clamping part 104 is provided with a mounting groove which extends from outside to inside, namely a second mounting groove 106; preferably, the first mounting groove 105 and the second mounting groove 106 are symmetrically disposed with the first supporting portion 101 as a center. Both sides of the bottom of the first supporting portion 101 have limiting plates, namely a first limiting plate 107 and a second limiting plate 108, which are correspondingly disposed, and a first inserting plate 109 is further disposed on one side of the bottom of the first supporting portion 101, which is close to the first limiting plate 107, and the length of the first inserting plate 109 is smaller than the lengths of the first limiting plate 107 and the second limiting plate 108.
The lower cover plate 2 comprises a cover plate section bar which is a concave cover plate section bar; the center of the lower cover plate 2 is provided with a hollow second supporting part 201, and the bottom surface of the second supporting part 201 is provided with a trapezoidal positioning groove upwards so as to be convenient to match with a base for supporting the sound barrier and ensure stable installation; a hollow third clamping part 202 and a hollow fourth clamping part 203 which extend from outside to inside are respectively arranged at two sides of the second supporting part 201, a mounting groove which extends from outside to inside is arranged on the outer side surface of the third clamping part 202 and is a third mounting groove 204, and a mounting groove which extends from outside to inside is arranged on the outer side surface of the fourth clamping part 203 and is a fourth mounting groove 205; preferably, the third mounting groove 204 and the fourth mounting groove 205 are symmetrically disposed about the second supporting portion 201. Both sides of the top of the second supporting portion 201 have limiting plates, namely a third limiting plate 206 and a fourth limiting plate 207, which are correspondingly disposed, and a second inserting plate 208 is further disposed on one side of the second supporting portion 201 close to the third limiting plate 206, and the length of the second inserting plate 208 is smaller than the lengths of the third limiting plate 206 and the fourth limiting plate 207.
The upper end part of the front panel 3 is buckled in the first mounting groove 105, and the lower end part is buckled in the third mounting groove 204; the upper end of the rear plate 4 is fastened in the second mounting groove 106, and the lower end is fastened in the fourth mounting groove 205.
The first supporting part 101, the first limiting plate 107, the second limiting plate 108, the second supporting part 201, the third limiting plate 206 and the fourth limiting plate 207 enclose a sound insulation cavity 5, a sound insulation layer 6 is arranged in the sound insulation cavity 5, and the first inserting plate 109 and the second inserting plate 208 are correspondingly arranged to divide the sound insulation cavity 5 into two cavities; the soundproof layer 6 includes soundproof plates 61 and soundproof cotton 62, and the soundproof plates 61 and the soundproof cotton 62 are sequentially installed in two chambers of the soundproof chamber 5. Namely, the soundproof board 61 is installed in the cavity enclosed by the second limit plate 108, the first splicing plate 109, the fourth limit plate 207 and the second splicing plate 208, and the soundproof cotton 62 is installed in the cavity enclosed by the first limit plate 107, the first splicing plate 109, the third limit plate 206 and the second splicing plate 208; the sound-insulating board 61 and the sound-insulating cotton 62 may be bonded together and installed as a whole in the sound-insulating chamber 5, preferably separately; so as to be convenient for replacement and installation and can ensure stable connection.
The first, second, third and fourth mounting grooves 105, 106, 204 and 205 have the same structure and different directions and positions, and the connection of the mounting grooves to the front and rear panels 3 and 4 may have various structures.
In embodiment 1, as shown in fig. 1, each of the first installation groove 105, the second installation groove 106, the third installation groove 204, and the fourth installation groove 205 is a rectangular open installation groove extending from outside to inside, and the lengths of the opposite longer two side surfaces in the first installation groove 105 and the second installation groove 106, the side surface being away from the upper side of the horizontal center line of the soundproof layer 6, are longer than the length of the side surface at the lower side; the length of the upper side surface far away from the horizontal center line 6 of the soundproof layer of the opposite longer two side surfaces in the third mounting groove 204 and the fourth mounting groove 205 is longer than the length of the lower side surface.
The upper end and the lower end of the front panel 3 and the back panel 4 are respectively provided with an L-shaped clamping plate 7 bent towards the same side, and the L-shaped clamping plate 7 is respectively matched with the corresponding first mounting groove 105, the second mounting groove 106, the third mounting groove 204 or the fourth mounting groove 205.
The upper end and the lower end of the front panel 3 and the back panel 4 are respectively provided with an n-shaped clamping plate 8, and the n-shaped clamping plate 8 is respectively matched with the corresponding first mounting groove 105, the second mounting groove 106, the third mounting groove 204 or the fourth mounting groove 205.
When the device is installed, the lower cover plate 2 is firstly placed on the base, and the upper cover plate 1 is positioned right above the lower cover plate 2 and aligned with the lower cover plate 2; then the upper end part of the front panel 3 is clamped in the first mounting groove 105 of the upper cover plate 1, the lower end part of the front panel 3 is clamped in the third mounting groove 204 of the lower cover plate 2, and sealant is coated for fixing and protection; the upper end of the back plate 4 is clamped in the second mounting groove 106 of the upper cover plate 1, and the lower end of the back plate 4 is clamped in the fourth mounting groove 205 of the lower end cover; finally, the soundproof layer 6 is fed from the end of the soundproof chamber 5 and both ends of the soundproof layer 6 are fitted to the first insertion plate 109 and the second insertion plate 208, respectively. In addition, other mounting methods may also be employed: because of upper cover plate 1, lower apron 2, postnotum 4 and front panel 3 are all to have elastic aluminium alloy, can pack into sound insulating layer 6 earlier behind sound insulating chamber 5, again front panel 3 and postnotum 4 lock on upper cover plate 1 and lower apron 2, so far accomplish the installation. After the installation, the end covers are all installed at the end parts of the same side of the upper cover plate 1 and the lower cover plate 2, and the protective cover is arranged on the outer side of the end cover to prevent dirt or rainwater from entering.
The utility model adopts the upper cover plate 1, the lower cover plate 2, the front panel 3 and the back panel 4 which are integrated into an aluminum profile structure, a frame main body is formed by mutually buckling the first mounting groove 105, the second mounting groove 106, the third mounting groove 204, the fourth mounting groove 205 and the clamping plate, the frame main body can be infinitely long, and only the sound insulation layer 6 needs to be fixed through the first inserting plate 109 and the second inserting plate 208; the mode does not need rivets, is convenient to install, does not damage the structure of the aluminum profile, and increases the overall strength; in addition, in rainy and snowy weather, the rivet cannot be corroded to rust, so that the screen body is damaged, and the service life of the screen body is prolonged; in the using process of the sound barrier, the rivet cannot loosen or slide down due to vibration, so that the strength of the sound barrier is improved; and, from upper cover plate 1 and lower cover plate 2 corresponding both sides face respectively with front panel 3 and backplate 4 grafting, avoid the rainwater directly to soak.
The utility model is mainly used for sound insulation and noise reduction of two sides of high-speed railways, highways, expressways, bridges and overhead composite roads.
The foregoing is merely exemplary and illustrative of the present invention, and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the utility model as defined in the accompanying claims.
Claims (9)
1. The utility model provides an assembled sound barrier structure, includes upper cover plate (1) and with lower apron (2) that upper cover plate (1) corresponds the setting, its characterized in that: the upper cover plate (1) and the lower cover plate (2) both comprise cover plate profiles, the bottoms of the cover plate profiles are provided with limiting plates, the upper cover plate (1), the lower cover plate (2) and the limiting plates enclose a sound insulation cavity (5), and a sound insulation layer (6) is arranged in the sound insulation cavity (5); the outer side surface of the cover plate section bar is provided with an installation groove extending from outside to inside, and the inner arm of the installation groove is connected with the panel section bar.
2. The modular sound barrier structure of claim 1, wherein: the upper cover plate (1), the lower cover plate (2) and the panel section bar are all of an integrally formed structure.
3. The modular sound barrier structure of claim 2, wherein: the cover plate section bar comprises a hollow supporting part and hollow clamping parts attached to two sides of the supporting part; the bottom of the supporting part is provided with an inserting plate and a limiting plate, and the outer side surface of each clamping part is provided with the mounting groove.
4. The modular sound barrier structure of claim 3, wherein: the number of the limiting plates is two, the splicing plate is located between the two limiting plates, and the length of the splicing plate is smaller than that of the limiting plates.
5. The modular sound barrier structure of claim 4, wherein: the mounting groove is of a rectangular structure, and the length of the side face, far away from the horizontal center line of the sound insulation layer (6), of the long two side faces oppositely arranged in the mounting groove is larger than that of the side face of the other side.
6. The modular sound barrier structure of claim 5, wherein: the upper end and the lower end of the panel section are provided with L-shaped clamping plates (7) which are bent towards the same side, and the L-shaped clamping plates (7) are matched with the mounting grooves.
7. The modular sound barrier structure of claim 5, wherein: the upper end and the lower end of the panel section bar are provided with Z-shaped clamping plates (9), the Z-shaped clamping plates (9) are attached to the wall of the mounting groove, and the end parts of the Z-shaped clamping plates are clamped in the mounting groove.
8. The modular sound barrier structure of claim 4, wherein: the mounting groove is of an L-shaped structure, and the tail end of the mounting groove faces to the horizontal center line of the sound insulation layer (6).
9. The modular sound barrier structure of claim 8, wherein: the upper end and the lower end of the panel section are both provided with an n-shaped clamping rib (8), and the n-shaped clamping rib (8) is matched with the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122149795.0U CN215629521U (en) | 2021-09-07 | 2021-09-07 | Assembled sound barrier structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122149795.0U CN215629521U (en) | 2021-09-07 | 2021-09-07 | Assembled sound barrier structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215629521U true CN215629521U (en) | 2022-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122149795.0U Active CN215629521U (en) | 2021-09-07 | 2021-09-07 | Assembled sound barrier structure |
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| CN (1) | CN215629521U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115012332A (en) * | 2022-06-27 | 2022-09-06 | 安徽尚德轨道设备制造有限公司 | Sound barrier cell board with easily-replaced sound absorption assembly |
-
2021
- 2021-09-07 CN CN202122149795.0U patent/CN215629521U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115012332A (en) * | 2022-06-27 | 2022-09-06 | 安徽尚德轨道设备制造有限公司 | Sound barrier cell board with easily-replaced sound absorption assembly |
| CN115012332B (en) * | 2022-06-27 | 2023-11-07 | 安徽尚德轨道设备制造有限公司 | Sound barrier unit board of easy change sound absorption subassembly |
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