CN216739202U

CN216739202U - Space arc arch type walking bridge

Info

Publication number: CN216739202U
Application number: CN202122764746.8U
Authority: CN
Inventors: 刘沛; 张月强; 张峥; 丁洁民; 梁汉奇
Original assignee: Architecture Design and Research Institute of Tongji University Group Co Ltd
Current assignee: Architecture Design and Research Institute of Tongji University Group Co Ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-06-14
Anticipated expiration: 2031-11-12

Abstract

The utility model provides a space arc arch form walking bridge sets up between the building of both sides, include: first bridge floor girder and second bridge floor girder that two shape structures are the same completely to and the support of being connected with the bottom of two bridge floor girders encircles, first bridge floor girder with connect through a plurality of bridge floor secondary beams in striding of evenly distributed between the second bridge floor girder, be equipped with the cross bracing that is used for supporting role between the adjacent bridge floor secondary beam in striding, the both ends of first bridge floor girder with the both ends of second bridge floor girder are equipped with a support pole setting that is used for connecting the building of walking bridge both sides respectively. Compared with the prior art, the utility model discloses a can reach slim and graceful, pleasing to the eye building requirement when guaranteeing walking bridge structure safety, reliable.

Description

Space arc arch type walking bridge

Technical Field

The utility model belongs to the technical field of the walking bridge and specifically relates to a space arc arch form walking bridge is related to.

Background

In recent years, the construction of stadium halls, exhibition centers and transportation hubs with free curve shapes has been increasing. The modeling is beautiful and meets the requirement of ambient environment atmosphere. The prior walking bridge which is applied to buildings with free curve shapes on two sides and plays a role in connection has the following problems:

(1) the shape of part of the walking bridge is beautiful, but the walking bridge has heavier dead weight, is easy to deform and has discontinuous stress, and the cooperative stability between the main beam and the support arch and the stability of the support arch are difficult to ensure;

(2) the structure of part of the walking bridge is safe and reliable, but is not light and beautiful, and is particularly obtrusive around the building with the free curve modeling.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defect that above-mentioned prior art exists and provide a space arc arch form walking bridge, this utility model can reach slim and graceful, pleasing to the eye building requirement when guaranteeing walking bridge structure safety, reliable.

The purpose of the utility model can be realized through the following technical scheme:

the utility model provides a space arc arch form walking bridge sets up between the building of both sides, include: first bridge floor girder and second bridge floor girder that two shape structures are the same completely to and the support of being connected with the bottom of two bridge floor girders encircles, first bridge floor girder with connect through a plurality of bridge floor secondary beams in striding of evenly distributed between the second bridge floor girder, be equipped with the cross bracing that is used for supporting role between the adjacent bridge floor secondary beam in striding, the both ends of first bridge floor girder with the both ends of second bridge floor girder are equipped with a support pole setting that is used for connecting the building of walking bridge both sides respectively.

Preferably, the first bridge deck girder and the second bridge deck girder are variable cross-section girders.

Preferably, the first bridge deck girder is provided with a first edge sealing beam along the longitudinal vertical face direction and on the side far away from the support arch, and the second bridge deck girder is provided with a second edge sealing beam along the longitudinal vertical face direction and on the side far away from the support arch.

Preferably, the first bridge deck main beam is connected with the first edge sealing beam through the first overhanging bridge deck secondary beam, and the second bridge deck main beam is connected with the second edge sealing beam through the second overhanging bridge deck secondary beam.

Preferably, the first cantilevered deck secondary beam has a cross-sectional width less than a cross-sectional width of the second cantilevered deck secondary beam.

Preferably, the support arches comprise a first support arch and a second support arch, the top of the first support arch is connected with the bottom of the first bridge deck girder, the top of the second support arch is connected with the bottom of the second bridge deck girder, and a plurality of arch surface secondary girders are uniformly arranged between the first support arch and the second support arch.

Preferably, cross supports are arranged between adjacent arch surface secondary beams.

Preferably, two ends of the first supporting arch and the second supporting arch are respectively provided with an arch springing, and two arch springing at the same end of the first supporting arch and the second supporting arch are inserted into a foundation.

Preferably, the first bridge deck main beam and the first support arch are connected through inserting plates in a vertical rigid mode, and the second bridge deck main beam and the second support arch are connected through inserting plates in a vertical rigid mode.

Preferably, the support upright stanchion adopts a sliding support.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a with first support arch and second support arch with two arch feet of one end insert with a basis, guarantee to support the synergism of encircleing and bridge floor girder and support the stability of encircleing.

2. The utility model discloses a first bridge floor girder and second bridge floor girder all adopt the variable cross section girder, ensure two bridge floor girders and support the stability in coordination that encircles, and alleviate the dead weight, alleviateed the utility model discloses connect the atress of building to both sides.

3. The utility model discloses a support pole setting adopts sliding support, ensures the free deformation of bridge both ends in the certain degree, makes the bridge can adapt to the horizontal displacement that the temperature effect brought.

4. The utility model discloses a keep away from the one side that supports the arch along the longitudinal section direction at first bridge floor girder and second bridge floor girder and be equipped with first banding roof beam and second banding roof beam respectively, restricted the deformation of the end of encorbelmenting of bridge both sides.

5. The utility model discloses a between first bridge floor girder and first support arch to and second bridge floor girder and second support arch adopt picture peg rigid connection between, make two bridge floor girders and the intersection atress that supports the arch continuous.

6. The utility model discloses when guaranteeing that walking bridge structure is safe, reliable, reach slim and graceful, pleasing to the eye building requirement.

7. The utility model discloses the first bridge floor secondary beam's of encorbelmenting cross-sectional width is less than the second bridge floor secondary beam's of encorbelmenting cross-sectional width, when reducing bridge floor bearing area, alleviateing the load, makes this bridge have the high effect of encorbelmenting, merrily and lightheartedly.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic diagram of a secondary structure of the embodiment shown in FIG. 1;

FIG. 3 is a schematic diagram of a transverse elevational structure of the embodiment of FIG. 1;

FIG. 4 is a schematic longitudinal elevational view of the embodiment of FIG. 1;

labeled as: 1. the bridge floor girder, 11, first bridge floor girder, 12, second bridge floor girder, 2, banding roof beam, 21, first banding roof beam, 22, second banding roof beam, 3, support pole setting, 4, support and encircle, 41, first support encircles, 42, second support encircles, 5, bridge floor secondary beam 51, bridge floor secondary beam in striding, 52, the first bridge floor secondary beam that encorbelments, 53, the second bridge floor secondary beam that encorbelments, 6, archway face secondary beam, 7, cross support and 8, picture peg.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Referring to fig. 1 to 4, the present embodiment provides a spatial arc arch type walking bridge, which is disposed between buildings on two sides, the buildings include a stadium, two ends of the walking bridge are connected to support beams of the stadium on two sides, and the spatial arc arch type walking bridge includes: the bridge deck comprises a bridge deck main beam 1, an edge sealing beam 2, a support upright rod 3, a support arch 4, a bridge deck secondary beam 5, a midspan bridge deck secondary beam 51, an overhanging bridge deck secondary beam 52, an arch surface secondary beam 6, cross supports 7 and inserting plates 8.

The bottom of the bridge deck girder 1 is connected with the top of the support arch 4. Bridge floor girder 1 includes two first bridge floor girders 11 and second bridge floor girder 12 that the shape structure is the same completely, and first bridge floor girder 11 and second bridge floor girder 12 all adopt the variable cross section girder, diminish to both ends by the center in the cross-section of two bridge floor girders promptly gradually, and then ensure two bridge floor girders and support and encircle 4 stable in coordination, alleviate the dead weight simultaneously, alleviateed the atress of walking bridge to the support roof beam in both sides venue. Connect through a plurality of bridge floor secondary beam 51 of striding of evenly distributed between first bridge floor girder 11 and the second bridge floor girder 12, be equipped with cross support 7 between adjacent bridge floor secondary beam 51 of striding, the both ends of first bridge floor girder 11 and the both ends of second bridge floor girder 12 are equipped with a support pole setting 3 that is used for connecting the both sides venue of walking bridge respectively, support pole setting 3 inserts in the support roof beam, and adopt sliding support, and then ensure that the bridge both ends are free deformation in the certain degree, make the bridge can adapt to the horizontal displacement that the temperature effect brought. The first bridge deck girder 11 is provided with a first edge sealing beam 21 along the longitudinal vertical face direction and on the side far away from the support arch 4, and the second bridge deck girder 12 is provided with a second edge sealing beam 22 along the longitudinal vertical face direction and on the side far away from the support arch 4. The first bridge deck main beam 11 is connected with the first edge sealing beam 21 through the first overhanging bridge deck secondary beam 52, and the second bridge deck main beam 12 is connected with the second edge sealing beam 22 through the second overhanging bridge deck secondary beam 53. The first cantilevered deck secondary beam 52 has a cross-sectional width less than that of the second cantilevered deck secondary beam 53, which reduces the deck bearing area and the load and simultaneously provides the bridge with high cantilever and lightness effects.

The supporting arch 4 comprises a first supporting arch 41 and a second supporting arch 42, the top of the first supporting arch 41 is connected with the bottom of the first bridge deck main beam 11, the top of the second supporting arch 42 is connected with the bottom of the second bridge deck main beam 12, the first supporting arch 41 and the second supporting arch 42 are connected through a plurality of uniformly distributed arch surface secondary beams 6, and cross supports 7 are arranged between the adjacent arch surface secondary beams 6. Two ends of the first supporting arch 41 and the second supporting arch 42 are respectively provided with an arch foot, and the two arch feet at the same end of the first supporting arch 41 and the second supporting arch 42 are inserted into the same foundation, so that the synergistic effect of the supporting arch 4 and the bridge deck main beam 1 and the stability of the supporting arch 4 are ensured. Referring to fig. 4, the first deck girder 11 and the first support arch 41, and the second deck girder 12 and the second support arch 42 are vertically and rigidly connected by the inserting plate 8, so that the stress at the intersection of the two deck girders and the two support arches is continuous.

Specifically, the length of bridge deck girder 1, that is, the bridge deck span is 94m, the vertical distance from bridge deck girder 1 to the ground, that is, the height of the walking bridge is 14m, the width of the walking bridge is 7.5m, the span of the supporting arch 4 is 70m, the girder plane is arc-shaped, the requirement of the building form is met, the side with large curvature is 2.5m, and the side with small curvature is 2.0m in overhanging.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the principles of this invention without the use of inventive faculty. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. The utility model provides a space arc arch form walking bridge, sets up between the building of both sides, its characterized in that includes: first bridge deck girder (11) and second bridge deck girder (12) that two shape structures are identical to and support arch (4) of being connected with the bottom of two bridge deck girders, first bridge deck girder (11) with connect through a plurality of bridge deck secondary beam (51) of striding of evenly distributed between second bridge deck girder (12), be equipped with cross support (7) that are used for playing supporting role between adjacent bridge deck secondary beam (51) of striding, the both ends of first bridge deck girder (11) with the both ends of second bridge deck girder (12) are equipped with one respectively and are used for connecting support pole setting (3) of walking bridge both sides building.

2. A space arc arch type walking bridge according to claim 1, wherein the first deck girder (11) and the second deck girder (12) are variable cross-section girders.

3. A space arc arch type walking bridge according to claim 1, wherein the first deck girder (11) is provided with a first edge sealing beam (21) along the longitudinal vertical direction and on the side far from the support arch (4), and the second deck girder (12) is provided with a second edge sealing beam (22) along the longitudinal vertical direction and on the side far from the support arch (4).

4. A space arc arch walking bridge according to claim 3, wherein the first deck main beam (11) is connected with the first edgebridge beam (21) through a first overhanging deck sub-beam (52), and the second deck main beam (12) is connected with the second edgebridge beam (22) through a second overhanging deck sub-beam (53).

5. A space arc arch walking bridge according to claim 4, wherein the first cantilevered deck secondary beam (52) has a smaller cross-sectional width than the second cantilevered deck secondary beam (53).

6. A space arc arch type walking bridge according to claim 1, wherein the support arch (4) comprises a first support arch (41) and a second support arch (42), the top of the first support arch (41) is connected with the bottom of the first deck girder (11), the top of the second support arch (42) is connected with the bottom of the second deck girder (12), and a plurality of arch surface secondary girders (6) are uniformly arranged between the first support arch (41) and the second support arch (42).

7. A space arc arch walking bridge according to claim 6, wherein cross braces (7) are provided between adjacent arch surface secondary beams (6).

8. A space arc arch type walking bridge according to claim 7, wherein both ends of said first supporting arch (41) and said second supporting arch (42) are respectively provided with an arch foot, and two arch feet of the same end of said first supporting arch (41) and said second supporting arch (42) are inserted into a foundation.

9. A space arc arch type walking bridge according to claim 7, wherein the vertical rigid connection between the first deck girder (11) and the first support arch (41), and between the second deck girder (12) and the second support arch (42) is provided by inserting plates (8).

10. Spatial arch-shaped walking bridge according to claim 1, characterized in that the support uprights (3) are sliding supports.