Asymmetric leaning type arch bridge

Abstract

The utility model relates to an asymmetric leaning type arch bridge which comprises a main bridge and stairways. The main bridge stretches across a river channel, at least two first webs are arranged on the back face of the main bridge, and the first webs are vertically arranged. The number of the stairways is two, the two stairways are arranged on the two sides of the main bridge respectively, at least two second web plates are arranged on the back face of each stairway, and the second web plates are vertically arranged. The first web is arranged in the width direction of the main bridge. The second web is arranged in the width direction of the stairway. The two horizontal ends of the first web at the highest point extend into the position between the two adjacent second webs at the highest point, so that the main bridge and the stairway are connected in an inserted mode. The traffic requirements of vehicles are met through the main bridge, and the stairways meet the requirements of pedestrians for passing and stopping for viewing. In addition, the stairway is connected with the highest position of the main bridge in an inserted mode, and the structural strength of the asymmetric leaning type arch bridge is enhanced. The stairway and the main bridge are arranged in a split mode, and safety and comfort of pedestrians on the stairway are enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of bridges, in particular to an asymmetric leaning arch bridge. Background Art

[0002] In order to enhance the urban image, improve traffic and enhance the use of public spaces, many cities have started to build landscape bridges with unique styles.

[0003] These bridges not only have traffic functions, but also often incorporate artistic designs and become part of the city, attracting the attention of tourists and citizens. The existing landscape bridges usually have external forms designed as pavilion bridges, corridor bridges, curved bridges, arch bridges, etc. Although the shapes are relatively unique, the structures usually include a bridge and two bridge piers, and both ends of the bridge are respectively supported on the two bridge piers. The landscape bridges with this kind of structure have regular shapes and insufficient aesthetics.

[0004] It should be noted that the information disclosed in the above background art section is only used to enhance the understanding of the background of the present disclosure, and therefore may include information that does not constitute the prior art known to those of ordinary skill in the art. Summary of the Utility Model

[0005] Aiming at the shortcomings of the above-mentioned prior art, the purpose of the utility model is to provide an asymmetric leaning arch bridge to realize a landscape arch bridge with a special shape.

[0006] The technical solution of the utility model is as follows:

[0007] An asymmetric leaning arch bridge is arranged on a river channel and includes: a main bridge spanning the river channel, at least two first webs are arranged on the back of the main bridge, and the first webs are arranged vertically; two ladder paths are provided, and the two ladder paths are respectively arranged on both sides of the main bridge, and at least two second webs are arranged on the back of each ladder path, and the second webs are arranged vertically; wherein, the first webs are arranged along the width direction of the main bridge; the second webs are arranged along the width direction of the ladder path; the horizontal ends of the first web at the highest point extend into the adjacent two second webs at the highest point, so that the main bridge and the ladder path are inserted and connected.

[0008] The beneficial technical effects of the utility model are as follows:

[0009] (1) The asymmetric leaning arch bridge in the present utility model includes a main bridge and stairways. The two stairways are respectively arranged on both sides of the main bridge. The main bridge meets the traffic needs of vehicles, and the stairways meet the needs of pedestrians to pass through and stop to view the scenery. In addition, the stairways and the main bridge are plugged together at the highest position, enhancing the structural strength of the asymmetric leaning arch bridge. The stairways and the main bridge are separately arranged, enhancing the safety and comfort of pedestrians on the stairways. The stairways and the main bridge are only connected at the highest point, and in appearance, it seems that the stairways are leaning on the main bridge, presenting a unique landscape. And the stairways and the main bridge are only connected at the highest point, and the design freedom of the other positions of the stairways and the main bridge except the highest part is high, which is convenient for designers to design the appearance structure of the stairways and the main bridge to conform to the surrounding environment.

[0010] (2) Further, a middle cross beam is connected between the two stairways, and the middle cross beam enhances the connection between the two stairways. In addition, the middle cross beam is arranged under the main bridge to prevent the main bridge from falling and enhance the safety of the asymmetric leaning arch bridge.

[0011] (3) Further, the handrails of the railings on the stairways are provided with triangular tempered glass handrails. The light refracts on the bridge surface through the triangular tempered glass handrails, and a rainbow shadow can be formed, enhancing the beauty of the asymmetric leaning arch bridge. Description of the Drawings

[0012] Figure 1 Shows the top view structural schematic diagram of the asymmetric leaning arch bridge of the present utility model.

[0013] Figure 2 Shows the front view structural schematic diagram of the asymmetric leaning arch bridge of the present utility model.

[0014] Figure 3 Shows the cross-sectional view of the asymmetric leaning arch bridge of the present utility model at A.

[0015] Figure 4 Shows the cross-sectional view of the asymmetric leaning arch bridge of the present utility model at B.

[0016] Reference Signs in the Drawings:

[0017] 1. Main Bridge; 11. First Web; 12. First Cross Beam; 13. First Bottom Plate; 131. First Arc Segment; 132. Second Arc Segment; 133. Straight Segment; 2. Middle Cross Beam; 3. Stairway; 31. Second Web; 32. Second Cross Beam; 33. Second Bottom Plate; 4. Railing; 41. Handrail; 5. Pier; 6. River Channel. Detailed Embodiments

[0018] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, please refer to the attached drawings. It should be noted that the structures, proportions, sizes, etc. illustrated in the attached drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions for the implementation of the utility model, so they have no technical substantive significance. Any modification of the structure, change of the proportion relationship or adjustment of the size, without affecting the effect and purpose that can be achieved by the utility model, should still fall within the scope of the technical content disclosed by the utility model.

[0019] In the description of the present invention, the orientations or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "top", "bottom", "inside", "outside", "axial", "radial", and "circumferential" are based on the orientations or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0020] Figure 1 A schematic diagram of the structure of the asymmetric leaning arch bridge of the utility model is shown in a top view. Figure 2 The schematic diagram of the main structure of the asymmetric leaning arch bridge of the utility model is shown. Figure 3 The cross-sectional view of the asymmetric leaning arch bridge of the utility model at point A is shown. Please refer to Figure 1 , Figure 2 and Figure 3, an asymmetric leaning arch bridge is arranged on a river channel 6, and includes a main bridge 1 and a stairway 3. The main bridge 1 spans the river channel 6, and at least two first webs 11 are arranged on the back of the main bridge 1, and the first webs 11 are arranged vertically. There are two stairways 3, and the two stairways 3 are arranged on both sides of the main bridge 1, and at least two second webs 31 are arranged on the back of each stairway 3, and the second webs 31 are arranged vertically. Among them, the first web 11 is arranged along the width direction of the main bridge 1. The second web 31 is arranged along the width direction of the stairway 3. The horizontal ends of the first web 11 at the highest point extend between the two adjacent second webs 31 at the highest point, so that the main bridge 1 and the stairway 3 are plugged in. The main bridge 1 meets the passage requirements of vehicles, and the stairway 3 meets the requirements of pedestrians passing and stopping to view. In addition, the stairway 3 and the main bridge 1 are plugged in at the highest position to enhance the structural strength of the asymmetric leaning arch bridge. The stairway 3 and the main bridge 1 are arranged separately to enhance the safety and comfort of pedestrians on the stairway 3. The stairway 3 and the main bridge 1 are connected only at the highest point, and the appearance looks like the stairway 3 is leaning on the main bridge 1, presenting a unique landscape. The stairway 3 and the main bridge 1 are connected only at the highest point, and the design freedom of the other positions of the stairway 3 and the main bridge 1 except the highest part is high, which is convenient for designers to design the appearance structure of the stairway 3 and the main bridge 1 in accordance with the surrounding environment.

[0021] The specific structure of the main bridge 1 is described below:

[0022] Please refer to Figure 2 and Figure 3 A first cross beam 12 is also vertically arranged on the back of the main bridge 1, and the first cross beam 12 is perpendicular to the first web 11. A first bottom plate 13 is arranged below the first cross beam 12, and the first bottom plate 13 simultaneously connects all the first cross beams 12. The first cross beam 12 and the first bottom plate 13 can effectively distribute and bear the load transmitted through the main bridge 1, and transfer the force applied by the vehicle to the bridge pier 5.

[0023] Furthermore, along the width direction of the main bridge 1, the first bottom plate 13 includes a first arc segment 131 arranged in the middle, two second arc segments 132 respectively connected to the two ends of the first arc segment 131, and one end of the second arc segment 132 away from the first arc segment 131 is connected to a straight line segment 133. The first bottom plate 13 has a smooth linear shape. The first arc segment 131 is an outward convex arc, and the second arc segment 132 is an inward concave arc. The first web 11, the first crossbeam 12 and the first bottom plate 13 are surrounded to form a fish-belly box girder, which has high bending and shear resistance and can withstand large loads. It is relatively light while ensuring strength and rigidity, which helps to reduce the burden on the foundation.

[0024] The specific structure of the ladder 3 is described below:

[0025] Figure 4The cross-sectional view of the asymmetric leaning arch bridge of the utility model at position B is shown. Please refer to Figure 2 and Figure 4 , a middle crossbeam 2 is connected between the two stairways 3, and the middle crossbeam 2 is arranged below the main bridge 1. The middle crossbeam 2 strengthens the connection between the two stairways 3. In addition, the middle crossbeam 2 is arranged below the main bridge 1 to prevent the main bridge 1 from falling and enhance the safety of the asymmetric leaning arch bridge. A railing 4 is arranged on the side of the stairway 3 away from the main bridge 1, and the railing 4 is arranged along the length of the stairway 3. The handrail 41 of the railing 4 is a triangular tempered glass, and the triangular handrail 41 is inverted. The light passing through the handrail 41 of the triangular tempered glass is refracted on the bridge deck, which can form a rainbow shadow, thereby enhancing the aesthetics of the asymmetric leaning arch bridge.

[0026] Furthermore, a second cross beam 32 is provided on the back of the stairway 3, the second cross beam 32 is perpendicular to the second web 31, a second bottom plate 33 is provided at the lower part of the second cross beam 32, and the second bottom plate 33 simultaneously connects all the second cross beams 32. The second cross beam 32 and the second bottom plate 33 can effectively distribute and bear the load transmitted through the main bridge 1, and transfer the force applied by pedestrians to the bridge pier 5. The shape of the second bottom plate 33 is an outwardly convex arc, and the second web 31, the second cross beam 32 and the second bottom plate 33 are surrounded to form a fish-belly box beam. The fish-belly box beam has high bending and shear resistance and can withstand large loads. It is relatively light while ensuring strength and rigidity, which helps to reduce the burden on the foundation.

[0027] The specific assembly process of the utility model is as follows:

[0028] First, the bridge pier 5 is set up, and then the ladder 3 is installed. First, the second web 31, the second cross beam 32 and the second bottom plate 33 are gradually installed based on the bridge pier 5, and the components are welded and connected, and finally the bridge deck is laid. During the installation process, a temporary bracket is set up to support the ladder 3. After that, the main bridge 1 is set up, and the first web 11, the first cross beam 12 and the first bottom plate 13 are gradually installed based on the bridge pier 5, and the bridge deck is laid. Among them, the plug-in position of the ladder 3 and the main bridge 1 is fastened by welding to complete the installation of the asymmetric leaning arch bridge.

[0029] It can be seen that in the above-mentioned asymmetric leaning arch bridge, the stairway 3 and the main bridge 1 are connected only at the highest point, and the appearance looks like the stairway 3 leaning on the main bridge 1, presenting a unique shape and landscape.

[0030] The technical features of the above embodiments may be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0031] The above embodiments merely illustrate several implementation manners of the present utility model, and the description thereof is relatively specific and detailed. However, it should not be construed as a limitation to the scope of the utility model patent. It should be noted that for those of ordinary skill in the art, without departing from the concept of the present utility model, several modifications and improvements can still be made, and these all fall within the protection scope of the present utility model. Therefore, the protection scope of the present utility model patent shall be subject to the appended claims.

Claims

1. An asymmetric leaning arch bridge is provided on a river course, characterized in that, Including: The main bridge spans across the river channel. At least two first webs are provided on the back surface of the main bridge, and the first webs are vertically arranged. There are two stairways, which are respectively arranged on both sides of the main bridge. At least two second webs are provided on the back surface of each stairway, and the second webs are vertically arranged. Among them, the first webs are arranged along the width direction of the main bridge; the second webs are arranged along the width direction of the stairway; the horizontal two ends of the first web at the highest point extend into the adjacent two second webs at the highest point, so that the main bridge and the stairway are inserted.

2. The asymmetric leaning arch bridge according to claim 1, wherein: A middle cross beam is connected between the two stairways, and the middle cross beam is arranged below the main bridge.

3. The asymmetric reclining arch bridge according to claim 1, wherein: A railing is provided on the side of the stairway away from the main bridge, and the railing is arranged along the length of the stairway. The handrail of the railing is triangular toughened glass, and the triangular handrail is inverted.

4. The asymmetric leaning arch bridge according to claim 1, wherein: A first cross beam is also vertically provided on the back surface of the main bridge, and the first cross beam is perpendicular to the first web.

5. The asymmetric leaning arch bridge according to claim 4, characterized in that: A first bottom plate is provided at the lower part of the first cross beam, and the first bottom plate is connected to all the first cross beams at the same time.

6. The asymmetric leaning arch bridge according to claim 5, wherein: Along the width direction of the main bridge, the first bottom plate includes a first arc section arranged in the middle, two second arc sections respectively connecting the two ends of the first arc section, and a straight section is connected to the end of the second arc section far away from the first arc section.

7. The asymmetric reclining arch bridge according to claim 6, characterized in that: The first arc section is a convex arc, and the second arc section is a concave arc.

8. The asymmetric reclining arch bridge according to claim 5, characterized in that: The first web, the first cross beam and the first bottom plate surround to form a fish-belly box girder.

9. The asymmetric leaning arch bridge according to claim 1, wherein: A second cross beam is also provided on the back surface of the stairway, the second cross beam is perpendicular to the second web, and a second bottom plate is provided at the lower part of the second cross beam, and the second bottom plate is connected to all the second cross beams at the same time.

10. The asymmetric leaning arch bridge according to claim 9, characterized in that: The outer shape of the second bottom plate is a convex arc, and the second web, the second cross beam and the second bottom plate surround to form a fish-belly box girder.

Images