CN116219919A - Sound barrier structure with span gradual change section - Google Patents
Sound barrier structure with span gradual change section Download PDFInfo
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- CN116219919A CN116219919A CN202310195112.6A CN202310195112A CN116219919A CN 116219919 A CN116219919 A CN 116219919A CN 202310195112 A CN202310195112 A CN 202310195112A CN 116219919 A CN116219919 A CN 116219919A
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- sound barrier
- supports
- barrier structure
- arc
- span
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- 230000004888 barrier function Effects 0.000 title claims abstract description 50
- 230000008859 change Effects 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- 230000007704 transition Effects 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 238000011900 installation process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 206010039203 Road traffic accident Diseases 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0023—Details, e.g. foundations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention discloses a sound barrier structure of a span gradual change section, which comprises the following components: the truss comprises a plurality of trusses, wherein the trusses are distributed along the length direction of a road, each truss is provided with side supports, top supports arranged between the side supports on two sides and arc supports connected between the top supports and the side supports, and the heights of the side supports are the same, the arc radiuses of the arc supports are the same, and the overall heights of the trusses are the same between two adjacent trusses. The span gradual change section sound barrier structure that adopts above-mentioned structure to set up is at width gradual change highway section, because the side support height of every truss is the same, the arc radius that the arc supported is the same, therefore the length that only the arc that changes supported, the length that the top supported make things convenient for the mill to carry out prefabricated processing, and then is favorable to improving processingquality to the structural stability after the smooth promotion of actual installation process, installation play fine promotion effect.
Description
Technical Field
The invention relates to the technical field of sound barriers, in particular to a sound barrier structure with a span transition section.
Background
The sound barrier refers to a wall structure provided beside a railway and a road in order to reduce the influence of driving noise on nearby residents. According to different setting requirements, the sound barrier can be divided into a vertical sound barrier and a totally enclosed sound barrier which are only arranged on two sides of the road, wherein the totally enclosed sound barrier is in a structure form that the sound barriers are also arranged on the upper ends of the vertical sound barriers on two sides. Both are often combined as desired. In practical application, the condition of width change at the road junction is met, and the totally enclosed sound barrier on the road section needs to be considered how to arrange to ensure stable components and stable screen bodies.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides the sound barrier structure with the span gradual change section, which is beneficial to ensuring the stability of the member and the screen body of the width gradual change section.
According to an embodiment of the invention, a sound barrier structure for a span transition section comprises:
the truss comprises a plurality of trusses, wherein the trusses are distributed along the length direction of a road, each truss is provided with side supports, top supports arranged between the side supports on two sides and arc supports connected between the top supports and the side supports, and the heights of the side supports are the same, the arc radiuses of the arc supports are the same, and the overall heights of the trusses are the same between two adjacent trusses.
The sound barrier structure with the span gradual change section has at least the following beneficial effects:
the span gradual change section sound barrier structure that adopts above-mentioned structure to set up is at width gradual change highway section, because the side support height of every truss is the same, the arc radius that the arc supported is the same, therefore the length that only the arc that changes supported, the length that the top supported make things convenient for the mill to carry out prefabricated processing, and then is favorable to improving processingquality to the structural stability after the smooth promotion of actual installation process, installation play fine promotion effect.
According to some embodiments of the invention, the side support comprises:
a concrete base;
and the steel upright posts are arranged on the outer side of the upper end of the concrete base, and a distance is kept between the steel upright posts and the concrete base.
According to some embodiments of the invention, a base is arranged at the lower end of the steel upright, one side of the base is connected with angle steel through a plurality of rib plates, and the angle steel is abutted against the concrete base and fixedly connected with embedded bolts embedded in the concrete base.
According to some embodiments of the invention, the upper end of the concrete base is further provided with a plurality of warning posts, and the surface of each warning post is provided with a warning coating.
According to some embodiments of the invention, the top support comprises:
one end of the first inclined beam is connected with the arc-shaped support, and the other end of the first inclined beam extends upwards in an inclined mode towards the direction close to the side face support on the other side;
one end of the second inclined beam is connected with the arc-shaped support on the other side, the other end of the second inclined beam extends upwards in an inclined mode in the direction of being close to the first inclined beam, and the upper end of the second inclined beam is lower than the upper end of the first inclined beam, so that a channel is formed between the upper end and the first inclined beam;
and the middle beam is connected between the upper ends of the first oblique beam and the second oblique beam.
According to some embodiments of the invention, the span-graded acoustic barrier structure is provided with a grating plate within the channel.
According to some embodiments of the invention, the height of the channel is 0.3m-0.5m.
According to some embodiments of the invention, the truss is provided with a diagonal brace on the inside of the arc-shaped brace, the diagonal brace being connected between the side brace and the top brace.
According to some embodiments of the invention, the span gradual change section sound barrier structure is provided with a side screen body between the side supports of two adjacent trusses, and a top screen body between the top supports, and the edge positions of the top screen bodies are overlapped and fixed by a galvanized sheet in a pressing mode.
According to some embodiments of the invention, the side panels are spliced and fixed by a male-female structure.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention is further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic view of an overall structure of a truss according to the present invention;
FIG. 2 is a schematic view of one arrangement of a side support in accordance with the present invention;
fig. 3 is a schematic view of a side support of the present invention.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, plural means two or more. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present invention can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1 to 3, a span-graded-segment sound barrier structure according to an embodiment of the present invention includes an upright sound barrier and a totally enclosed sound barrier, wherein the totally enclosed sound barrier is disposed in a region where the width of a road junction segment is graded. The totally enclosed sound barrier distributes along the road direction has many trusses, and every truss all is equipped with side support 300, locates the top support 500 between the side support 300 of both sides, connects the arc support 400 between top support 500 and side support 300, and between two adjacent trusses, the height of side support 300 is the same, the arc radius of arc support 400 is the same, the overall height of truss is the same. The vertical sound barriers can be combined according to actual needs, such as one side or two sides of the road after the intersection and one side or two sides of the road before the intersection. It can be appreciated that, the span gradual change section sound barrier structure that adopts the above-mentioned structure to set up, in width gradual change highway section, because the side support 300 of every truss highly is the same, the arc radius that arc supported 400 is the same, therefore the length that only arc supported 400, the length that top supported 500 of change, make things convenient for the mill to carry out prefabricated processing, and then be favorable to improving processingquality to promote the effect in that the structural stability after the smooth propulsion of actual installation process, installation play fine.
Considering that road width variation is liable to increase traffic accidents at this road section, in order to avoid sound barrier damage, in some embodiments of the present invention, the side supports 300 include a concrete base 100 provided at a roadbed and steel columns 200 provided at the concrete base 100, the steel columns 200 being provided outside an upper end of the concrete base 100 with a space from the concrete base 100. With the structural arrangement of this embodiment, the steel upright post 200 of the side support 300 is located outside, which increases the distance between vehicles passing on the road, and when a vehicle collides with the concrete base 100, the sound barrier of the side is not easily damaged, thereby being beneficial to protecting the sound barrier. Meanwhile, a larger air circulation area is kept between the side sound barrier and the concrete base 100 in the embodiment, so that the noise amplification effect caused by air passing in the automobile passing process or other noise caused by closed air circulation can be relieved.
Specifically, in some embodiments of the present invention, a base 201 is provided at a lower end of the steel upright 200, one side of the base 201 is connected to an angle steel 203 through a plurality of ribs 202, and the angle steel 203 abuts against the concrete foundation 100 and is fixedly connected to an embedded bolt embedded in the concrete foundation 100. The angle iron 203 and the base 201 are kept connected by the rib 202, and a corresponding air circulation area is formed.
In some embodiments of the present invention, the upper end of the concrete base 100 is further provided with a plurality of warning posts 204, and the surface of the warning posts 204 is provided with a warning coating, so as to remind the driver to slow down and avoid traffic accidents. The warning post 204 may be welded to the upper end of the angle 203. The coating layer can be flexibly set according to practical conditions, and is not particularly limited herein.
In some embodiments of the present invention, top support 500 includes a first diagonal beam 501, a second diagonal beam 502, and an intermediate beam 503 connected therebetween. Specifically, one end of the first oblique beam 501 is connected to the arc-shaped support 400, and the other end extends obliquely upward toward the direction approaching the side support 300 on the other side; one end of the second inclined beam 502 is connected with the arc-shaped support 400 on the other side, the other end of the second inclined beam 502 extends upwards in an inclined manner in a direction which is close to the first inclined beam 501, and the upper end of the second inclined beam 502 is lower than the upper end of the first inclined beam 501, so that a channel is formed between the upper end and the first inclined beam 501; intermediate beam 503 is connected between the upper ends of first diagonal beam 501 and second diagonal beam 502. By adopting the structural arrangement of the embodiment, the channels at the upper ends of the first inclined beam 501 and the second inclined beam 502 can be matched with the air circulation area formed by the side support 300 to realize air circulation, thereby achieving the noise reduction effect when the air passes through the totally-enclosed sound barrier. Wherein the height of the channel is controlled between 0.3m and 0.5m.
To enhance the barrier effect, the span-graded acoustic barrier structure is provided with grating plates 504 within the channels.
In order to increase the overall structural strength of the truss, the truss is provided with diagonal braces on the inner side of the arc supports 400, which are connected between the side supports 300 and the top supports 500.
In addition, in the span gradual change section sound barrier structure, a side screen body is arranged between the side supports 300 of two adjacent trusses, a top screen body is arranged between the top supports 500, and the edge positions of the top screen bodies are overlapped and pressed and fixed through galvanized plates. The side screen bodies are spliced and fixed through a male-female structure. The two trusses are connected and fixed through the steel purlines, so that the strength reinforcement and the maintenance of the whole steel frame structure are realized, and the support of the screen body is ensured. Obviously, the screen body needs to be paved on the top support 500 and the corresponding steel purlines, so that the galvanized plate is arranged corresponding to the top support 500 and the steel purlines.
When the sound barrier height of the side is high, or the wind power resources of the installation site are sufficient to cause the wind power to be large, the side support 300 is provided with at least two horizontally staggered screen mounting positions along the vertical direction, so that after the screen of the sound barrier is mounted, a complete sound barrier is formed in the vertical direction, and at least one wind power passing area is formed in the horizontal direction.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present invention.
Claims (10)
1. A sound barrier structure for a span transition section, comprising:
the truss comprises a plurality of trusses, wherein the trusses are distributed along the length direction of a road, each truss is provided with side supports, top supports arranged between the side supports on two sides and arc supports connected between the top supports and the side supports, and the heights of the side supports are the same, the arc radiuses of the arc supports are the same, and the overall heights of the trusses are the same between two adjacent trusses.
2. The span-wise transition sound barrier structure of claim 1, wherein the side supports comprise:
a concrete base;
and the steel upright posts are arranged on the outer side of the upper end of the concrete base, and a distance is kept between the steel upright posts and the concrete base.
3. The sound barrier structure of the span gradual change section according to claim 2, wherein a base is arranged at the lower end of the steel upright post, one side of the base is connected with angle steel through a plurality of rib plates, and the angle steel is abutted to the concrete base and is fixedly connected with a pre-buried bolt pre-buried in the concrete base.
4. The sound barrier structure of claim 2, wherein the concrete base upper end is further provided with a plurality of warning posts, and the warning post surface is provided with a warning coating.
5. The span-wise transition sound barrier structure of claim 1, wherein the top support comprises:
one end of the first inclined beam is connected with the arc-shaped support, and the other end of the first inclined beam extends upwards in an inclined mode towards the direction close to the side face support on the other side;
one end of the second inclined beam is connected with the arc-shaped support on the other side, the other end of the second inclined beam extends upwards in an inclined mode in the direction of being close to the first inclined beam, and the upper end of the second inclined beam is lower than the upper end of the first inclined beam, so that a channel is formed between the upper end and the first inclined beam;
and the middle beam is connected between the upper ends of the first oblique beam and the second oblique beam.
6. The span-wise sound barrier structure of claim 5, wherein the span-wise sound barrier structure is provided with a grating plate within the channel.
7. The span-wise sound barrier structure of claim 5, wherein the channel has a height of 0.3m-0.5m.
8. The sound barrier structure of claim 1, wherein the truss is provided with a diagonal brace on the inside of the arc-shaped brace, the diagonal brace being connected between the side brace and the top brace.
9. The sound barrier structure of claim 1, wherein the sound barrier structure is provided with a side panel between the side supports of two adjacent trusses, and a top panel between the top supports, and the edge positions of the top panels overlap and are fixed by pressing with galvanized plates.
10. The sound barrier structure of claim 9, wherein the side panels are joined and secured by a male-female structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310195112.6A CN116219919A (en) | 2023-03-02 | 2023-03-02 | Sound barrier structure with span gradual change section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310195112.6A CN116219919A (en) | 2023-03-02 | 2023-03-02 | Sound barrier structure with span gradual change section |
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| Publication Number | Publication Date |
|---|---|
| CN116219919A true CN116219919A (en) | 2023-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310195112.6A Pending CN116219919A (en) | 2023-03-02 | 2023-03-02 | Sound barrier structure with span gradual change section |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203334199U (en) * | 2013-06-14 | 2013-12-11 | 上海申华声学装备有限公司 | Full-closed sound barrier |
| CN212612068U (en) * | 2020-05-28 | 2021-02-26 | 中铁五局集团机械化工程有限责任公司 | Sound barrier upright column base for existing bridge and sound barrier |
| CN112523114A (en) * | 2020-11-30 | 2021-03-19 | 何博文 | Railway totally-enclosed sound barrier and installation method thereof |
| CN218436698U (en) * | 2022-10-25 | 2023-02-03 | 深圳市科德声学技术有限公司 | Totally-enclosed sound barrier for weakening piston effect |
-
2023
- 2023-03-02 CN CN202310195112.6A patent/CN116219919A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203334199U (en) * | 2013-06-14 | 2013-12-11 | 上海申华声学装备有限公司 | Full-closed sound barrier |
| CN212612068U (en) * | 2020-05-28 | 2021-02-26 | 中铁五局集团机械化工程有限责任公司 | Sound barrier upright column base for existing bridge and sound barrier |
| CN112523114A (en) * | 2020-11-30 | 2021-03-19 | 何博文 | Railway totally-enclosed sound barrier and installation method thereof |
| CN218436698U (en) * | 2022-10-25 | 2023-02-03 | 深圳市科德声学技术有限公司 | Totally-enclosed sound barrier for weakening piston effect |
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