Mixed type foot bridge capable of being quickly assembled

Abstract

The utility model relates to the technical field of bridge engineering, and provides a rapidly-assembled mixed type foot bridge which comprises steel pull rods, first steel supporting rods, steel pipe stand columns, steel plate composite beams and inner pile foundations. The steel pipe stand columns penetrate through the through holes and are connected with the inner pile foundations, one ends of the steel pull rods are connected with the center line portion of the steel plate combination beam, the other ends of the steel pull rods are connected with the tops of the steel pipe stand columns, one ends of the first steel supporting rods are connected with the center line portion of the steel plate combination beam, and the other ends of the first steel supporting rods are connected with the inner pile foundations. The large-span supporting type foot bridge has the technical advantage of large span of a supporting type foot bridge, and can meet the bridge building requirements of different spans; in addition, due to the adoption of the pure steel connecting structure design, the technical advantages of being short in construction period and high in bridge building efficiency are further achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge engineering, in particular to a hybrid pedestrian bridge which can be assembled quickly. Background Art

[0002] Conventional pedestrian bridges are generally beam bridges, which mainly meet the function of traffic and take into account the appearance. According to the structural classification, pedestrian bridges are divided into suspended structures and supported structures. Suspended pedestrian bridges are low in cost but cannot meet the requirements of large spans, while supported pedestrian bridges are mostly constructed of concrete, with large spans but long construction periods.

[0003] In view of this, overcoming the defects of the prior art is an urgent problem to be solved in the field of this technology. Utility Model Content

[0004] The utility model provides a solution to the technical problems that the pedestrian bridge structure in the prior art cannot meet the large span requirement and has a long construction period.

[0005] The utility model provides a hybrid pedestrian bridge that can be quickly assembled, comprising:

[0006] Steel tie rod 1, first steel support rod 2, steel pipe column 5, steel plate composite beam 6 and inner pile foundation 8; the center line of the steel plate composite beam 6 is provided with equally spaced through holes, the steel pipe columns 5 pass through the through holes and are respectively connected to the inner pile foundations 8, one end of the steel tie rod 1 is connected to the center line of the steel plate composite beam 6, and the other end is connected to the top of the steel pipe column 5, one end of the first steel support rod 2 is connected to the center line of the steel plate composite beam 6, and the other end is connected to the inner pile foundation 8.

[0007] Preferably, the steel tie rod 1 is symmetrically arranged with respect to the center plane of the steel pipe column 5 .

[0008] Preferably, the first steel struts 2 are symmetrically arranged with respect to the center plane of the inner pile foundation 8 .

[0009] Preferably, it further comprises a second steel support rod 3 , one end of which is connected to the edge of the steel plate composite beam 6 , and the other end of which is connected to the inner pile foundation 8 .

[0010] Preferably, it further comprises a third steel support rod 4, one end of the third steel support rod 4 is connected to the center line of the steel plate composite beam 6, and the other end is connected to the outer pile foundation 18; wherein the outer pile foundation 18 and the inner pile foundation 8 are arranged side by side.

[0011] Preferably, both ends of the steel tie rod 1, the first steel support rod 2, the second steel support rod 3 and the third steel support rod 4 are provided with pin mounting holes.

[0012] Preferably, the steel plate composite beam 6 includes a top plate 9, an inner web 10, an outer web 11, an inner bottom plate 12, an outer bottom plate 13 and a cross diaphragm 14; wherein the top plate 9 is connected to the inner bottom plate 12 through the inner web 10, and the outer web 11 and the outer bottom plate 13 are respectively connected to the top plate 9, the inner web 10 and the inner bottom plate 12 through the cross diaphragm 14.

[0013] Preferably, the outer web 11 , the outer bottom plate 13 and the transverse partition 14 are symmetrically arranged with respect to the center plane of the inner web 10 .

[0014] Preferably, the connection between the diaphragm 14 and the top plate 9 is provided with reinforcing steel ribs 15 with equal spacing.

[0015] Preferably, a vertical steel plate 16 for a handrail base and a horizontal steel plate 17 for a handrail base are provided on the top plate 9 .

[0016] In view of the deficiencies in the prior art, the beneficial effects that can be achieved by the utility model are as follows:

[0017] The utility model provides a hybrid pedestrian bridge that can be assembled quickly. Through the set pile foundation, it has the large span technical advantage of a supported pedestrian bridge and can meet the construction needs of bridges with different spans. In addition, due to the use of a pure steel connection structure design, it also has the technical advantages of short construction period and high bridge construction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for use in the embodiments of the present utility model. Obviously, the drawings described below are only some embodiments of the present utility model, and for ordinary technicians in this field, other drawings can also be obtained based on these drawings without creative work.

[0019] Figure 1 This is a front view of a hybrid pedestrian bridge that can be quickly assembled provided by this embodiment;

[0020] Figure 2 is a side view of a hybrid pedestrian bridge that can be quickly assembled provided in this embodiment;

[0021] Figure 3 yes Figure 1 Side view of the Sinosteel tie rod structure;

[0022] Figure 4 yes Figure 1 Side view of the Sinosteel bracing structure;

[0023] Figure 5 yes Figure 1 Side view of the steel plate composite beam structure.

[0024] In the accompanying drawings, the same reference numerals are used to denote the same components or structures, wherein:

[0025] 1-steel tie rod; 2-first steel support rod; 3-second steel support rod; 4-third steel support rod; 5-steel pipe column; 6-steel plate composite beam; 7-ground surface; 8-inner pile foundation; 9-top plate; 10-inner web plate; 11-outer web plate; 12-inner bottom plate; 13-outer bottom plate; 14-cross partition; 15-stiffening steel rib plate; 16-vertical steel plate of railing base; 17-horizontal steel plate of railing base; 18-outer pile foundation. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0027] In the description of the present invention, the terms "inside", "outside", "longitudinal", "lateral", "upper", "lower", "top", "bottom" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and do not require that the present invention must be constructed and operated in a specific orientation. Therefore, they should not be understood as limitations on the present invention.

[0028] In addition, the technical features involved in each embodiment of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0029] In order to solve the technical problems that the pedestrian bridge structure in the prior art cannot meet the large span requirements and has a long construction period, this embodiment provides a hybrid pedestrian bridge that can be quickly assembled, such as Figure 1-Figure 2As shown, it includes: a steel tie rod 1, a first steel support rod 2, a steel pipe column 5, a steel plate composite beam 6 and an inner pile foundation 8; the midline of the steel plate composite beam 6 is provided with through holes at equal intervals, and the through holes are used for installing the steel pipe columns 5. The intervals between the through holes can be comprehensively determined according to the span required by the pedestrian bridge to meet the dual optimization of the construction cost and the bearing strength of the pedestrian bridge. The steel pipe columns 5 pass through the through holes and are respectively connected to the inner pile foundations 8. The inner pile foundations 8 are pre-buried below the ground surface 7 at the above intervals. By setting the inner piles The foundation 8 can meet the construction requirements of pedestrian bridges of any span and overcome the technical drawbacks of suspended pedestrian bridges; one end of the steel tie rod 1 is connected to the center line of the steel plate composite beam 6, and the other end is connected to the top of the steel pipe column 5. Specifically, the steel tie rod 1 is symmetrically arranged with respect to the center plane of the steel pipe column 5 to ensure uniform force; one end of the first steel support rod 2 is connected to the center line of the steel plate composite beam 6, and the other end is connected to the inner pile foundation 8. Similarly, the first steel support rod 2 is symmetrically arranged with respect to the center plane of the inner pile foundation 8. In this embodiment, the steel tie rod 1, the first steel support rod 2, the steel pipe column 5, and the steel plate composite beam 6 are all designed as pure steel connection structures, which can be quickly assembled and welded. Compared with the support-type pedestrian bridge constructed by traditional concrete methods, the pedestrian bridge of this embodiment has the technical advantages of short construction period and high bridge construction efficiency.

[0030] In one of the optional implementations, in order to enhance the connection strength and bearing strength of the pedestrian bridge, the present embodiment provides a hybrid pedestrian bridge that can be assembled quickly, such as Figure 2 As shown, it also includes a second steel strut 3 and a third steel strut 4, one end of the second steel strut 3 is connected to the edge of the steel plate composite beam 6, and the other end is connected to the inner pile foundation 8; one end of the third steel strut 4 is connected to the center line of the steel plate composite beam 6, and the other end is connected to the outer pile foundation 18; wherein the outer pile foundation 18 and the inner pile foundation 8 are arranged side by side, that is: in terms of structural shape, the second steel strut 3 and the third steel strut 4 are arranged in a cross manner, which not only enhances the connection strength and bearing strength of the pedestrian bridge, but also makes the pedestrian bridge have a certain aesthetics.

[0031] In order to improve the installation and connection efficiency of the footbridge, Figure 3-Figure 4 As shown, both ends of the steel tie rod 1, the first steel support rod 2, the second steel support rod 3 and the third steel support rod 4 are provided with pin shaft mounting holes.

[0032] like Figure 5As shown, the steel plate composite beam 6 adopts an open cross-section form, which is convenient for daily inspection and maintenance. It can be pre-processed in the factory and then installed on site. The steel plate composite beam 6 includes a top plate 9, an inner web 10, an outer web 11, an inner bottom plate 12, an outer bottom plate 13 and a cross partition 14; wherein, the top plate 9 is connected to the inner bottom plate 12 through the inner web 10, and the outer web 11 and the outer bottom plate 13 are respectively connected to the top plate 9, the inner web 10 and the inner bottom plate 12 through the cross partition 14. Similarly, the outer web 11, the outer bottom plate 13 and the cross partition 14 are symmetrically arranged about the center plane of the inner web 10; in addition, seats can be arranged in the space below the steel plate composite beam 6 for pedestrians to rest.

[0033] In other optional implementations, in order to further enhance the connection strength of the footbridge, such as Figure 5 As shown, the connection between the cross partition 14 and the top plate 9 is provided with equally spaced reinforcing steel ribs 15; in order to increase the safety of the pedestrian bridge, a vertical steel plate 16 for the railing base and a horizontal steel plate 17 for the railing base are provided on the top plate 9, and the vertical steel plate 16 for the railing base and the horizontal steel plate 17 for the railing base are used for the installation and connection of the railing.

[0034] Now, with the improvement of social and economic strength, pedestrian bridges, as one of the business cards for displaying the city's image, have gradually evolved from their original function of satisfying traffic to a carrier of local culture or local characteristic elements. The utility model provides a hybrid pedestrian bridge that can be quickly assembled. On the basis of ensuring safety and durability, it can also further enhance the aesthetics and emphasize the integration with local historical culture, natural landscape, and characteristic elements. In the specific application process, the outer surface of the above-mentioned steel structure parts can be sprayed and painted, and can be built into a local landmark and popular bridge, becoming a popular check-in spot.

[0035] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A hybrid footbridge that can be assembled quickly, characterized in that: include: A steel tie rod (1), a first steel support rod (2), a steel pipe column (5), a steel plate composite beam (6) and an inner pile foundation (8); the center line of the steel plate composite beam (6) is provided with through holes at equal intervals, the steel pipe columns (5) pass through the through holes and are respectively connected to the inner pile foundations (8); one end of the steel tie rod (1) is connected to the center line of the steel plate composite beam (6), and the other end is connected to the top of the steel pipe column (5); one end of the first steel support rod (2) is connected to the center line of the steel plate composite beam (6), and the other end is connected to the inner pile foundation (8).

2. The rapidly assembled hybrid footbridge according to claim 1, characterized in that: The steel tie rod (1) is symmetrically arranged with respect to the center plane of the steel pipe column (5).

3. The hybrid footbridge capable of rapid assembly according to claim 2, characterized in that: The first steel support rod (2) is arranged symmetrically with respect to the center plane of the inner pile foundation (8).

4. The rapidly assembled hybrid footbridge according to claim 1, characterized in that: It also includes a second steel support rod (3), one end of which is connected to the edge of the steel plate composite beam (6), and the other end of which is connected to the inner pile foundation (8).

5. The rapidly assembled hybrid footbridge according to claim 4, characterized in that: It also includes a third steel support rod (4), one end of the third steel support rod (4) is connected to the center line of the steel plate composite beam (6), and the other end is connected to the outer pile foundation (18); wherein the outer pile foundation (18) and the inner pile foundation (8) are arranged side by side.

6. The rapidly assembled hybrid footbridge according to claim 5, characterized in that: Pin shaft mounting holes are provided at both ends of the steel pull rod (1), the first steel support rod (2), the second steel support rod (3) and the third steel support rod (4).

7. The rapidly assembled hybrid footbridge according to claim 1, characterized in that: The steel plate composite beam (6) comprises a top plate (9), an inner web plate (10), an outer web plate (11), an inner bottom plate (12), an outer bottom plate (13) and a transverse diaphragm (14); wherein the top plate (9) is connected to the inner bottom plate (12) via the inner web plate (10), and the outer web plate (11) and the outer bottom plate (13) are respectively connected to the top plate (9), the inner web plate (10) and the inner bottom plate (12) via the transverse diaphragm (14).

8. The rapidly assembled hybrid footbridge according to claim 7, characterized in that: The outer web (11), the outer bottom plate (13) and the transverse partition (14) are symmetrically arranged with respect to the center plane of the inner web (10).

9. The rapidly assembled hybrid footbridge according to claim 8, characterized in that: The connection between the transverse partition (14) and the top plate (9) is provided with reinforcing steel ribs (15) with equal spacing.

10. The rapidly assembled hybrid footbridge according to claim 1, characterized in that: A handrail base vertical steel plate (16) and a handrail base horizontal steel plate (17) are provided on the top plate (9).

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