CN211368379U - Connection structure of rail transit sound barrier stand and bridge baffle - Google Patents
Connection structure of rail transit sound barrier stand and bridge baffle Download PDFInfo
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- CN211368379U CN211368379U CN201921830712.0U CN201921830712U CN211368379U CN 211368379 U CN211368379 U CN 211368379U CN 201921830712 U CN201921830712 U CN 201921830712U CN 211368379 U CN211368379 U CN 211368379U
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- bridge baffle
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Abstract
The utility model belongs to the technical field of urban rail transit engineering construction, in particular to a connection structure of a rail transit sound barrier stand column and a bridge baffle, which comprises a sound barrier stand column and a bridge baffle; the bridge baffle is characterized in that embedded parts are installed on the bridge baffle, the top surfaces of the embedded parts are flush with the top surface of the bridge baffle, and the bottom surfaces of the sound barrier stand columns are welded on the top surfaces of the embedded parts. The utility model discloses an installation built-in fitting realizes the fixed connection of sound barrier stand and built-in fitting on the bridge baffle, and then realizes the installation of sound barrier on the bridge baffle, can be applicable to the installation of the sound barrier on the narrower bridge baffle of top surface to need not to use the bolt, the operation later stage need not to patrol and examine and maintain the bolt, has the characteristics of easy access maintenance.
Description
Technical Field
The utility model belongs to the technical field of urban rail transit engineering construction, particularly, the utility model relates to a connection structure of rail transit sound barrier stand and bridge baffle.
Background
The sound barrier of the urban rail transit viaduct is arranged on the baffles on two sides of the bridge, and the sound barrier is generally fixed on foundation bolts on the bridge in a bolt connection mode. Although the foundation bolts are adopted for connection and construction, the embedded foundation bolts are generally suitable for foundations with the width of bridge baffles larger than 300 mm. When the width of the bridge baffle is narrow (less than 300mm) and the width of the embedded anchor bolt is not satisfied, the requirement of the embedded anchor bolt can be satisfied only by widening the width of the baffle at the position of the embedded part, and the structure of the baffle becomes complicated. And for the bridge baffle with the through long and narrow top surface, the sound barrier cannot be connected with the bridge baffle in a mode of embedding foundation bolts.
Adopt pre-buried rag bolt's mode installation sound barrier, still have the maintenance problem of operation later stage, overhaul and maintain inconveniently, promptly: the train of high-speed operation can cause the vibration of sound barrier, and the sound barrier that adopts bolted connection is in the vibration environment for a long time and can arouse the bolt not hard up, and the locking measure of taking usually has two nuts, stopping nut etc. to cooperate daily the patrolling and examining, it is high to the maintenance requirement of operation later stage. In addition, for the bolts arranged on the outer side of the sound barrier, due to the obstruction of the sound barrier screen body, the maintenance operation of the bolts on the outer side is difficult.
SUMMERY OF THE UTILITY MODEL
The utility model provides a connection structure of track traffic sound barrier stand and bridge baffle not only can solve the technical problem of sound barrier installation difficulty when bridge baffle width is narrower among the prior art, can also solve the technical problem of sound barrier operation later stage maintenance inconvenience among the prior art.
In order to solve the problem, the utility model provides a connection structure of track traffic sound barrier stand and bridge baffle, its technical scheme as follows:
the utility model provides a connection structure of track traffic sound barrier stand and bridge baffle, includes sound barrier stand and bridge baffle, install the built-in fitting on the bridge baffle, the top surface of built-in fitting with the top surface parallel and level of bridge baffle, the bottom surface welding of sound barrier stand is in on the built-in fitting top surface.
The connection structure of the rail transit sound barrier upright post and the bridge baffle plate is further preferably as follows: the embedded part comprises a steel bar and an embedded steel plate; a plurality of through holes are formed in the embedded steel plate, and correspond to the reinforcing steel bars one by one; the reinforcing steel bars are inserted into the through holes and are connected with the through holes in a welding mode.
The connection structure of the rail transit sound barrier upright post and the bridge baffle plate is further preferably as follows: the reinforcing steel bar is vertically arranged and perpendicular to the embedded steel plate.
The connection structure of the rail transit sound barrier upright post and the bridge baffle plate is further preferably as follows: the bridge baffle is characterized in that the number of the embedded parts is multiple, the embedded parts are uniformly distributed in the length direction of the bridge baffle, and the distance between the two embedded parts is 2 meters.
The connection structure of the rail transit sound barrier upright post and the bridge baffle plate is further preferably as follows: the sound barrier upright posts are multiple, and the multiple sound barrier upright posts are in one-to-one correspondence with the multiple embedded parts.
The connection structure of the rail transit sound barrier upright post and the bridge baffle plate is further preferably as follows: the thickness range of the bridge baffle is 160mm to 200mm, the width of the embedded steel plate is the same as the thickness of the bridge baffle, and the length range of the embedded steel plate is 350mm to 400 mm.
The connection structure of the rail transit sound barrier upright post and the bridge baffle plate is further preferably as follows: the sound barrier stand column is made of H-shaped steel, and two open ends of the H-shaped steel are located in the length direction of the bridge baffle.
The connection structure of the rail transit sound barrier upright post and the bridge baffle plate is further preferably as follows: the reinforcing plate is welded inside the opening end and is vertical to the length direction of the bridge baffle; two stiffening plates are symmetrically arranged in each opening end.
The connection structure of the rail transit sound barrier upright post and the bridge baffle plate is further preferably as follows: the stiffening plate is in a right-angled triangle shape, one right-angled edge of the stiffening plate is welded with the sound barrier stand column, and the other right-angled edge of the stiffening plate is welded with the embedded steel plate.
The connection structure of the rail transit sound barrier upright post and the bridge baffle plate is further preferably as follows: also includes aluminum coating and paint coating; the aluminum coating is coated on the surface of the welding surface of the sound barrier stand column and the bridge baffle, and the paint coating is coated on the aluminum coating.
The analysis can know, compare with prior art, the utility model discloses an advantage and beneficial effect lie in:
the utility model discloses an installation built-in fitting realizes the fixed connection of sound barrier stand and built-in fitting on the bridge baffle, and then realizes the installation of sound barrier on the bridge baffle, can be applicable to the sound barrier installation on the narrower bridge baffle of top surface, need not to widen the bridge baffle when installing the sound barrier, can simplify the structure of bridge baffle, have the characteristics of being convenient for the construction; and, the utility model discloses need not to use the bolt when carrying out the installation of sound barrier stand, the operation later stage need not to patrol and examine and maintain the bolt, has the characteristics of convenient to overhaul and maintain.
In addition, the utility model adopts the perforation plug welding to connect the reinforcing steel bar and the pre-buried steel plate into an integral pre-buried part, which can improve the structural strength of the pre-buried part, so that the connection structure of the utility model has the characteristics of firmness and reliability; the stiffening plate is arranged at the opening end of the sound barrier stand column, so that the stability of the sound barrier stand column can be improved, and the connection strength is improved; the face of weld adopts spraying the coating paint after the electric arc spouts aluminium, can improve the oxidation resistance of face of weld to improve the utility model discloses a life still has the characteristics that life is high.
Drawings
Fig. 1 is a schematic cross-sectional view of a connection structure of a rail transit sound barrier upright post and a bridge baffle.
Fig. 2 is a schematic longitudinal section view of a connection structure of a rail transit sound barrier upright post and a bridge baffle.
Fig. 3 is a schematic plane view of a connection structure of a rail transit sound barrier upright post and a bridge baffle.
In the figure: 1-embedded parts; 11-embedding a steel plate; 12-reinforcing steel bars; 2-bridge baffle; 3-a sound barrier column; 4-a stiffening plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and do not require that the present invention must be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. The terms "connected" and "connected" used in the present invention should be understood in a broad sense, and may be, for example, either fixed or detachable; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.
Referring to fig. 1 to 3, fig. 1 is a schematic cross-sectional view of a connection structure between a rail transit sound barrier upright post and a bridge baffle; FIG. 2 is a schematic longitudinal section of a connection structure of a rail transit sound barrier upright post and a bridge baffle; fig. 3 is a schematic plane view of a connection structure of a rail transit sound barrier upright post and a bridge baffle.
As shown in fig. 1, the utility model provides a connection structure of track traffic sound barrier stand and bridge baffle, including sound barrier stand 3 and bridge baffle 2, install built-in fitting 1 on the bridge baffle 2, the top surface of built-in fitting 1 and bridge baffle 2's top surface parallel and level, the bottom surface welding of sound barrier stand 3 is on the top surface of built-in fitting 1 (the pre-buried steel sheet 11 of built-in fitting 1). The bridge baffle is of a concrete structure.
Particularly, the utility model discloses an installation built-in fitting 1 on bridge baffle 2 can provide the mounted position for the installation of sound barrier stand 3, and sound barrier stand 3 adopts the mode welded connection of full weld with built-in fitting 1, can realize the fixed connection of sound barrier stand 3 and built-in fitting 1, and then realizes the installation of sound barrier on bridge baffle 2 (the sound barrier includes sound barrier stand 3 and the sound barrier screen body, and the sound barrier screen body is installed between two sound barrier stands 3). The utility model discloses can be applicable to the sound barrier installation on the bridge baffle 2 that the top surface is narrower (top thickness is less than 300mm), need not to widen bridge baffle 2 when installing the sound barrier, can simplify the structure of bridge baffle 2, have the characteristics of being convenient for the construction; and, the utility model discloses need not to use the bolt when carrying out the installation of sound barrier stand 3, the operation later stage need not to patrol and examine and maintain the bolt, still has the characteristics of convenient to overhaul and maintain.
As an improvement to the present invention, as shown in fig. 1 to fig. 3, the present invention further provides the following improvement:
in order to improve the firmness of the installation of the sound barrier, as shown in fig. 2 and 3, the embedded part 1 of the present invention comprises a steel bar 12 and an embedded steel plate 11; the steel bars 12 are embedded in the bridge baffle 2 during construction of the bridge baffle 2 and form an integrated structure with the bridge baffle 2; a plurality of through holes are formed in the embedded steel plate 11 and correspond to the reinforcing steel bars 12 one by one; the tops of the reinforcing steel bars 12 are inserted into the through holes and are welded with the through holes. When the installation, the diameter of pre-buried steel sheet 11's through-hole is greater than the external diameter of reinforcing bar 12, and reinforcing bar 12 alternates in the through-hole, adopts perforation plug welding to connect reinforcing bar 12 and pre-buried steel sheet 11 as a whole, can improve the structural strength of built-in fitting 1 to improve the joint strength of built-in fitting 1 and bridge baffle 2, and then improve the fastness of sound barrier stand 3 installation, thereby make the utility model discloses a connection structure has firm reliable characteristics.
In order to further improve the fastness of sound barrier installation, as shown in fig. 1 and fig. 2, the utility model discloses a reinforcing bar 12 is vertical to be set up, and reinforcing bar 12 is perpendicular with pre-buried steel sheet 11. Reinforcing bar 12 sets up with pre-buried steel sheet 11 is perpendicular, and 11 horizontal installations of pre-buried steel sheet are in the top of bridge baffle 2, and the top surface of pre-buried steel sheet 11 and the top surface parallel and level of bridge baffle 2. The utility model discloses improve built-in fitting 1 and bridge baffle 2's structural strength from transverse connection and longitudinal connection two aspects, can guarantee the fastness of built-in fitting 1 installation on bridge baffle 2 to further improve the fastness of sound barrier installation.
As shown in fig. 2 and fig. 3, the embedded parts 1 of the present invention are a plurality of, and a plurality of embedded parts 1 are uniformly distributed in the length direction of the bridge baffle 2, and the distance between two embedded parts 1 (the distance here refers to the center distance between two embedded parts 1) is 2 meters. Further, the utility model discloses a sound barrier stand 3 is a plurality of, a plurality of sound barrier stands 3 and 1 one-to-one of a plurality of built-in fittings.
As shown in fig. 1 to 3, the utility model discloses in, the thickness scope of bridge baffle 2 is 160mm to 200mm, and the width of pre-buried steel sheet 11 is the same with the thickness of bridge baffle 2, and the length scope of pre-buried steel sheet 11 is 350mm to 400 mm. Simultaneously, in order to facilitate the installation of the screen body of sound barrier, as shown in fig. 3, the utility model discloses a sound barrier stand 3 adopts H shaped steel to make, and H shaped steel is preferred to be H125 shaped steel, and two open ends of H shaped steel are located the length direction of bridge baffle 2, are convenient for install the sound barrier screen body at the open end.
In order to improve the connection strength between the sound barrier upright post 3 and the embedded steel plate 11, as shown in fig. 1 and 3, the utility model also comprises a stiffening plate 4, wherein the stiffening plate 4 is welded inside the opening end and is vertical to the length direction of the bridge baffle 2; two stiffening plates 4 are symmetrically arranged in each opening end, and four stiffening plates 4 are arranged on each sound barrier upright post 3, so that the stability of the sound barrier upright posts 3 can be enhanced. Furthermore, the stiffening plate 4 of the utility model is in the shape of a right triangle, one right-angle side of the stiffening plate 4 is welded with the sound barrier stand column 3, and the other right-angle side is welded with the pre-buried steel plate 11, so that the welding area of the sound barrier stand column 3 and the pre-buried steel plate 11 can be increased, the connection strength of the sound barrier stand column 3 and the pre-buried steel plate 11 is improved, and the stability of the sound barrier stand column 3 is improved; simultaneously, stiffening plate 4 is perpendicular with the length direction of bridge baffle 2, can also improve the anti bending deformation ability of sound barrier stand 3, thereby makes the utility model discloses a connection structure has the characteristics that joint strength is high.
In order to prolong the service life, as shown in fig. 1, the utility model also comprises an aluminum coating and a paint coating; the aluminum coating is coated on the surface of the welding surface of the sound barrier stand column 3 and the bridge baffle 2, and further, the aluminum coating is also coated on the surface of the welding surface of the sound barrier stand column 3 and the stiffening plate 4 and the surface of the welding surface of the stiffening plate 4 and the embedded steel plate 11; the paint coating is applied over the aluminum coating. The utility model discloses adopt electric arc spraying aluminium back to spout the oil coating on welding surface, can improve the oxidation resistance of face of weld, thereby improve the utility model discloses a life.
To sum up, the utility model realizes the fixed connection of the sound barrier upright post 3 and the embedded part 1 by installing the embedded part 1 on the bridge baffle 2, further realizes the installation of the sound barrier on the bridge baffle 2, can be suitable for the installation of the sound barrier on the bridge baffle 2 with a narrow top surface, does not need to widen the bridge baffle 2 when installing the sound barrier, can simplify the structure of the bridge baffle 2, and has the characteristic of convenient construction; and, the utility model discloses need not to use the bolt when carrying out the installation of sound barrier stand 3, operation later stage is overhauld and is need not to patrolling and examining and maintain the bolt, still has the characteristics of convenient to overhaul and maintain.
In addition, the utility model adopts the perforation plug welding to connect the reinforcing steel bar 12 and the embedded steel plate 11 into an integral embedded part 1, which can improve the structural strength of the embedded part 1, so that the connecting structure of the utility model has the characteristics of firmness and reliability; the stiffening plate 4 is arranged at the opening end of the sound barrier upright post 3, so that the stability of the sound barrier upright post 3 can be improved, and the connection strength is improved; the face of weld adopts spraying the coating paint after the electric arc spouts aluminium, can improve the oxidation resistance of face of weld to improve the utility model discloses a life still has the characteristics that life is high.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.
Claims (10)
1. The utility model provides a connection structure of track traffic sound barrier stand and bridge baffle, includes sound barrier stand and bridge baffle, its characterized in that:
the bridge baffle is characterized in that embedded parts are installed on the bridge baffle, the top surfaces of the embedded parts are flush with the top surface of the bridge baffle, and the bottom surfaces of the sound barrier stand columns are welded on the top surfaces of the embedded parts.
2. The connecting structure of the rail transit sound barrier upright post and the bridge baffle plate according to claim 1, characterized in that:
the embedded part comprises a steel bar and an embedded steel plate;
a plurality of through holes are formed in the embedded steel plate, and correspond to the reinforcing steel bars one by one; the reinforcing steel bars are inserted into the through holes and are connected with the through holes in a welding mode.
3. The connecting structure of the rail transit sound barrier upright post and the bridge baffle plate according to claim 2, characterized in that:
the reinforcing steel bar is vertically arranged and perpendicular to the embedded steel plate.
4. The connecting structure of the rail transit sound barrier upright post and the bridge baffle plate according to claim 1, characterized in that:
the bridge baffle is characterized in that the number of the embedded parts is multiple, the embedded parts are uniformly distributed in the length direction of the bridge baffle, and the distance between the two embedded parts is 2 meters.
5. The connecting structure of the rail transit sound barrier upright post and the bridge baffle plate according to claim 4, characterized in that:
the sound barrier upright posts are multiple, and the multiple sound barrier upright posts are in one-to-one correspondence with the multiple embedded parts.
6. The connecting structure of the rail transit sound barrier upright post and the bridge baffle plate according to claim 2, characterized in that:
the thickness range of the bridge baffle is 160mm to 200mm, the width of the embedded steel plate is the same as the thickness of the bridge baffle, and the length range of the embedded steel plate is 350mm to 400 mm.
7. The connecting structure of the rail transit sound barrier upright post and the bridge baffle plate according to claim 2, characterized in that:
the sound barrier stand column is made of H-shaped steel, and two open ends of the H-shaped steel are located in the length direction of the bridge baffle.
8. The connecting structure of the rail transit sound barrier upright post and the bridge baffle plate according to claim 7, further comprising:
the stiffening plate is welded inside the opening end and is vertical to the length direction of the bridge baffle; two stiffening plates are symmetrically arranged in each opening end.
9. The connecting structure of the rail transit sound barrier upright post and the bridge baffle plate according to claim 8, characterized in that:
the stiffening plate is in a right-angled triangle shape, one right-angled edge of the stiffening plate is welded with the sound barrier stand column, and the other right-angled edge of the stiffening plate is welded with the embedded steel plate.
10. The connecting structure of the rail transit sound barrier upright post and the bridge baffle plate according to claim 1, further comprising:
aluminum coatings and paint coatings;
the aluminum coating is coated on the surface of the welding surface of the sound barrier stand column and the bridge baffle, and the paint coating is coated on the aluminum coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921830712.0U CN211368379U (en) | 2019-10-28 | 2019-10-28 | Connection structure of rail transit sound barrier stand and bridge baffle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921830712.0U CN211368379U (en) | 2019-10-28 | 2019-10-28 | Connection structure of rail transit sound barrier stand and bridge baffle |
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| CN211368379U true CN211368379U (en) | 2020-08-28 |
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| CN201921830712.0U Active CN211368379U (en) | 2019-10-28 | 2019-10-28 | Connection structure of rail transit sound barrier stand and bridge baffle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685218A (en) * | 2019-10-28 | 2020-01-14 | 广州地铁设计研究院股份有限公司 | Connection structure of rail transit sound barrier stand and bridge baffle |
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2019
- 2019-10-28 CN CN201921830712.0U patent/CN211368379U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685218A (en) * | 2019-10-28 | 2020-01-14 | 广州地铁设计研究院股份有限公司 | Connection structure of rail transit sound barrier stand and bridge baffle |
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