Supporting device for bridge

Abstract

The utility model relates to the technical field of bridge engineering, and provides a supporting device for a bridge, which comprises a guide truss, a supporting truss and an opposite-pulling steel pipe. Wherein the guiding truss comprises a guiding section and a fixing frame, the guiding section is fixed to a main tower concrete section of the bridge through the fixing frame, and the guiding section abuts against the side face of a steel-concrete transition section of the bridge; the supporting truss is arranged between the main tower concrete section and the reinforced concrete transition section; the first end of the opposite-pulling steel pipe is fixedly connected with the steel-concrete transition section. According to the supporting device for the bridge, the guiding truss is arranged to guide the steel-concrete transition section of the bridge, the supporting truss supports the steel-concrete transition section, and the opposite-pulling steel pipe is fixedly connected with the steel-concrete transition section so that the steel-concrete transition section can be prevented from falling in the direction opposite to the outer side of the main tower concrete section; the guiding trusses, the supporting trusses and the opposite-pulling steel pipes form a stress balance triangle, the reinforced concrete transition section of the bridge can be stably supported, the supporting device is simpler in structure and easy to manufacture, and the manufacturing cost of the bridge can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge engineering, and particularly relates to a supporting device for a bridge. Background Art

[0002] A bridge refers to a structure erected over rivers, lakes and seas to enable vehicles, pedestrians, etc. to pass smoothly. To adapt to the modern rapidly developing transportation industry, a bridge is also extended to a building that is erected across mountain streams, poor geological conditions or to meet other traffic needs to make passage more convenient.

[0003] A bridge generally consists of an upper structure, a lower structure, bearings and auxiliary structures. The upper structure, also known as the bridge span structure, is the main structure for crossing obstacles; the lower structure includes abutments, piers and foundations; the bearings are force-transferring devices provided at the supporting places of the bridge span structure and the piers or abutments; and the auxiliary structures refer to approach slabs, tapered revetments, revetments, diversion works, etc.

[0004] However, in the related bridge manufacturing technology, the structure of the device for supporting the bridge is complex and difficult to manufacture, resulting in a high manufacturing cost of the bridge. Summary of the Utility Model

[0005] In view of the above defects of the prior art, the utility model provides a supporting device for a bridge to solve at least one of the above technical defects in the prior art, making the structure of the supporting device simpler and easier to manufacture, and reducing the manufacturing cost of the bridge.

[0006] To achieve the purpose of the utility model, a supporting device for a bridge provided by the utility model includes:

[0007] A guiding truss, including a guiding section and a fixing frame. The fixing frame fixes the guiding section on the concrete segment of the main tower of the bridge, and the guiding section abuts against the side surface of the steel-concrete transition section of the bridge.

[0008] A supporting truss, arranged between the concrete segment of the main tower and the steel-concrete transition section, suitable for supporting the steel-concrete transition section.

[0009] A tie rod, the first end of which is fixedly connected to the steel-concrete transition section, suitable for resisting the horizontal load of the steel-concrete transition section.

[0010] Preferably, the guiding section includes a straight section and an arc section.

[0011] The straight section is fixed on the concrete segment of the main tower, the straight section is arranged vertically, the arc section is inclined away from the steel-concrete transition section, and the arc section abuts against the side surface of the steel-concrete transition section.

[0012] Preferably, the fixing bracket includes a first fixing section, a second fixing section, and a third fixing section.

[0013] The first ends of the first fixing section, the second fixing section, and the third fixing section are fixedly connected to the same point.

[0014] The second end of the first fixing section is fixedly connected to the end side of the straight section.

[0015] The second end of the second fixing section is fixedly connected to the transition between the straight section and the arc section.

[0016] The second end of the third fixing section is fixedly connected to the end side of the arc section.

[0017] Preferably, it further includes a first embedded part and a second embedded part embedded in the concrete segment of the main tower.

[0018] The first embedded part is fixedly connected to the end side of the straight section, and the second embedded part is fixedly connected to the transition between the straight section and the arc section.

[0019] Preferably, the support truss includes a first support member and a second support member that are vertically and parallel to each other.

[0020] The first end of the first support member is fixed to the concrete segment of the main tower, and the second end of the first support member is fixed to the steel-concrete transition section.

[0021] The first end of the second support member is fixed to the concrete segment of the main tower, and the second end of the second support member is fixed to the steel-concrete transition section.

[0022] Preferably, the support truss further includes a third support member and a fourth support member that are cross-set.

[0023] The first end of the third support member is fixedly connected to the first end of the first support member, and the second end of the third support member is fixedly connected to the second end of the second support member.

[0024] The first end of the fourth support member is fixedly connected to the first end of the second support member, and the second end of the fourth support member is fixedly connected to the second end of the first support member.

[0025] Preferably, the support truss further includes a corbel and a climbing cone.

[0026] The corbel is fixed to the concrete segment of the main tower through the climbing cone.

[0027] The corbel includes a first corbel and a second corbel.

[0028] The first end of the first support member is fixedly connected to the first bracket member, and the first end of the second support member is fixedly connected to the second bracket member.

[0029] Preferably, it further includes a shimming plate, and the shimming plate is arranged between the side of the steel-concrete transition section and the arc section.

[0030] Preferably, the main tower concrete segment includes a first main tower concrete segment and a second main tower concrete segment arranged in parallel with each other.

[0031] The steel-concrete transition section includes a first steel-concrete transition section and a second steel-concrete transition section arranged in parallel with each other.

[0032] The guiding truss includes a first guiding truss and a second guiding truss arranged relatively parallel to each other.

[0033] The supporting truss includes a first supporting truss and a second supporting truss arranged relatively parallel to each other.

[0034] The first end of the tie steel pipe is fixedly connected to the first steel-concrete transition section, and the second end of the tie steel pipe is fixedly connected to the second steel-concrete transition section.

[0035] Preferably, the tie steel pipe includes a first tie steel pipe and a second tie steel pipe.

[0036] The second tie steel pipe is arranged in parallel with the first tie steel pipe. The first end of the second tie steel pipe is fixedly connected to the first steel-concrete transition section, and the second end of the second tie steel pipe is fixedly connected to the second steel-concrete transition section.

[0037] The beneficial effects of the present utility model are as follows: For the bridge support device provided by the present utility model, by arranging a guiding truss to guide the steel-concrete transition section of the bridge, a supporting truss supports the steel-concrete transition section to prevent the steel-concrete transition section from falling, and the tie steel pipe is fixedly connected to the steel-concrete transition section to prevent the steel-concrete transition section from falling outward in the direction away from the outer side of the main tower concrete segment; the guiding truss, the supporting truss, and the tie steel pipe form a force balance triangle, which can stably support the steel-concrete transition section of the bridge, making the structure of the support device simpler and easier to manufacture, and reducing the manufacturing cost of the bridge. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] It will be more clearly understood from the preferred embodiments of the present utility model shown in the drawings that the above and other objects, features, and advantages of the present utility model will become more apparent. The same reference numerals indicate the same parts in all the drawings, and the drawings are not deliberately drawn to scale in actual size, with the focus on showing the gist of the present application.

[0039] Figure 1 It is a schematic diagram of the overall structure of the bridge support device provided by the embodiment of the present utility model;

[0040] Figure 2 is Figure 1 the side view in the A-A direction in

[0041] Figure 3 is Figure 1 the side view of B-B in

[0042] Figure 4 is the structural schematic diagram of the guiding truss;

[0043] Figure 5 is the structural schematic diagram of the supporting truss;

[0044] Figure 6 is the structural schematic diagram of the corbel member;

[0045] Figure 7 is the structural schematic diagram of the embedded part.

[0046] In the figure:

[0047] 1, main tower concrete segment; 11, first main tower concrete segment; 12, second main tower concrete segment; 2, steel-concrete transition segment; 21, first steel-concrete transition segment; 22, second steel-concrete transition segment;

[0048] 100, guiding truss; 110, guiding section; 111, straight section; 112, arc section; 120, fixing frame; 121, first fixing section; 122, second fixing section; 123, third fixing section; 124, first embedded part; 125, second embedded part; 101, first guiding truss; 102, second guiding truss;

[0049] 200, supporting truss; 210, first supporting member; 220, second supporting member; 230, third supporting member; 240, fourth supporting member; 250, corbel member; 251, first corbel member; 252, second corbel member; 260, climbing cone; 201, first supporting truss; 202, second supporting truss;

[0050] 300, tie steel pipe; 310, first tie steel pipe; 320, second tie steel pipe;

[0051] 400, leveling plate. Specific embodiments

[0052] For the convenience of understanding the present utility model, the present utility model will be described more comprehensively below with reference to the relevant drawings.

[0053] It should be noted that when an element is considered to be "connected" to another element, it can be directly connected to the other element and integrated with it, or there may be an intermediate element at the same time. The terms "installed", "one end", "the other end" and similar expressions used in this article are only for the purpose of illustration.

[0054] Unless otherwise defined, all technical and scientific terms used in this article have the same meaning as those commonly understood by those skilled in the technical field to which this article belongs. The terms used in the description of the specification in this article are only for the purpose of describing specific embodiments, and are not intended to limit the present utility model. The term "and / or" used in this article includes any and all combinations of one or more of the related listed items.

[0055] The following is combined with Figures 1 to 7 , and the embodiments of the present utility model will be described. It should be understood that the following description is only a schematic embodiment of the present utility model and does not constitute any limitation to the present utility model.

[0056] Referring to Figures 1 to 7 , the embodiment of the present utility model provides a support device for a bridge, and the device includes a guiding truss 100, a support truss 200 and a tie steel pipe 300.

[0057] Among them, the guiding truss 100 includes a guiding section 110 and a fixing frame 120. The fixing frame 120 fixes the guiding section 110 on the main tower concrete segment 1 of the bridge. The guiding section 110 is in side contact with the steel-concrete transition section 2 of the bridge to guide the steel-concrete transition section 2 of the bridge.

[0058] The support truss 200 is arranged between the main tower concrete segment 1 and the steel-concrete transition section 2, and can support the steel-concrete transition section 2 to prevent the steel-concrete transition section 2 from falling.

[0059] The first end of the tie steel pipe 300 is fixedly connected to the steel-concrete transition section 2, and can resist the horizontal load of the steel-concrete transition section 2 to prevent the steel-concrete transition section 2 from falling outward in the direction away from the main tower concrete segment 1.

[0060] It can be understood that a support device for a bridge provided by the embodiment of the present utility model guides the steel-concrete transition section 2 of the bridge by arranging the guiding truss 100, supports the steel-concrete transition section 2 by the support truss 200 to prevent the steel-concrete transition section 2 from falling, and the tie steel pipe 300 is fixedly connected to the steel-concrete transition section 2 to prevent the steel-concrete transition section 2 from falling outward in the direction away from the main tower concrete segment 1; the guiding truss 100, the support truss 200 and the tie steel pipe 300 form a force balance triangle, which can stably support the steel-concrete transition section 2 of the bridge, make the structure of the support device simpler, easy to manufacture, and can reduce the manufacturing cost of the bridge.

[0061] Combined withFigure 1 and Figure 4 Specifically, in some embodiments of the present utility model, the guiding section 110 includes a straight section 111 and an arc section 112.

[0062] The straight section 111 is fixed to the main tower concrete segment 1, the straight section 111 is vertically arranged, the arc section 112 faces away from the steel-concrete transition section 2 and is inclined, and the arc section 112 abuts against the side of the steel-concrete transition section 2. By providing the arc section 112, when the guiding section 110 is inclined, it can also have a larger contact area with the side of the steel-concrete transition section 2, preventing the steel-concrete transition section 2 from slipping, and can also reduce the pressure received by the guiding section 110, improving the service life of the guiding section 110.

[0063] In some embodiments of the present utility model, the fixing frame 120 includes a first fixing section 121, a second fixing section 122 and a third fixing section 123.

[0064] The first ends of the first fixing section 121, the second fixing section 122 and the third fixing section 123 are fixedly connected to the same point.

[0065] The second end of the first fixing section 121 is fixedly connected to the end side of the straight section 111.

[0066] The second end of the second fixing section 122 is fixedly connected to the transition between the straight section 111 and the arc section 112.

[0067] The second end of the third fixing section 123 is fixedly connected to the end side of the arc section 112. The first fixing section 121, the second fixing section 122 and the third fixing section 123 are fixedly connected to three points in the guiding section 110, and the ends of the first fixing section 121, the second fixing section 122 and the third fixing section 123 are all gathered at the same point. Thus, the force on the guiding section 110 can be made more uniform, the force-bearing capacity and strength of the guiding section 110 can be improved, effectively preventing the steel-concrete transition section 2 from falling, and the stability of the support device can be improved.

[0068] Furthermore, in order to improve the stability of the guiding section 110, in some embodiments of the present utility model, the support device further includes a first embedded part 124 and a second embedded part 125.

[0069] Both the first embedded part 124 and the second embedded part 125 are embedded in the main tower concrete segment 1.

[0070] The first embedded part 124 is fixedly connected to the end side of the straight section 111, and the second embedded part 125 is fixedly connected to the transition between the straight section 111 and the arc section 112. The guiding truss 100 can be connected with 20b steel, and the guiding truss is fixed on the main tower concrete segment through the Φ40 climbing cone first embedded part 124 and the second embedded part 125.

[0071] Combined with Figure 5 , in some embodiments of the present utility model, the support truss 200 includes a first support member 210 and a second support member 220, and the first support member 210 and the second support member 220 are arranged vertically and parallel to each other.

[0072] The first end of the first support member 210 is fixed on the main tower concrete segment 1, and the second end of the first support member 210 is fixed on the steel-concrete transition segment 2.

[0073] The first end of the second support member 220 is fixed on the main tower concrete segment 1, and the second end of the second support member 220 is fixed on the steel-concrete transition segment 2. By arranging the first support member 210 and the second support member 220 that are vertically and parallel to each other on the support truss 200, the load of the steel-concrete transition segment 2 in the vertical direction can be borne, and the steel-concrete transition segment 2 can be effectively prevented from falling.

[0074] Of course, in order to further ensure the stability of the first support member 210 and the second support member 220 in the vertical direction and prevent deviation, so as to avoid lateral deviation of the steel-concrete transition segment 2. In some embodiments of the present utility model, the support truss 200 further includes a third support member 230 and a fourth support member 240, and the third support member 230 and the fourth support member 240 are arranged crosswise.

[0075] The first end of the third support member 230 is fixedly connected to the first end of the first support member 210, and the second end of the third support member 230 is fixedly connected to the second end of the second support member 220.

[0076] The first end of the fourth support member 240 is fixedly connected to the first end of the second support member 220, and the second end of the fourth support member 240 is fixedly connected to the second end of the first support member 210.

[0077] In addition, in some embodiments of the present utility model, the support truss 200 further includes a corbel member 250 and a climbing cone 260.

[0078] The corbel member 250 is fixed on the main tower concrete segment through the climbing cone 260.

[0079] The corbel member 250 includes a first corbel member 251 and a second corbel member 252.

[0080] The first end of the first support member 210 is fixedly connected to the first corbel member 251, and the first end of the second support member 220 is fixedly connected to the second corbel member 252. The fixation between the support truss 200 and the main tower concrete segment 1 can be strengthened.

[0081] To increase the friction between the steel-concrete transition section 2 and the guiding truss 100 and prevent the guiding truss 100 from falling. In some embodiments of the present utility model, the support device further includes a leveling plate 400. The leveling plate 400 is disposed between the side surface of the steel-concrete transition section 2 and the arc section 112.

[0082] In some embodiments of the present utility model, the main tower concrete segment 1 includes a first main tower concrete segment 11 and a second main tower concrete segment 12 which are arranged in parallel with each other.

[0083] The steel-concrete transition section 2 includes a first steel-concrete transition section 21 and a second steel-concrete transition section 22 which are arranged in parallel with each other.

[0084] The guiding truss 100 includes a first guiding truss 101 and a second guiding truss 102 which are arranged relatively parallel to each other.

[0085] The support truss 200 includes a first support truss 201 and a second support truss 202 which are arranged relatively parallel to each other.

[0086] One end of the tie steel pipe 300 is fixedly connected to the first steel-concrete transition section 21, and the other end of the tie steel pipe 300 is fixedly connected to the second steel-concrete transition section 22. There are a pair of guiding trusses 100 and support trusses 200 respectively, which not only adapt to the structure of the first main tower concrete segment 11 and the second main tower concrete segment 12 arranged in parallel with each other, but also can make the support device more evenly stressed when supporting the main tower concrete segment 1, ensure the support strength, and make the structure of the support device simpler and the cost lower.

[0087] In some embodiments of the present utility model, the tie steel pipe 300 includes a first tie steel pipe 310 and a second tie steel pipe 320.

[0088] The second tie steel pipe 320 is arranged in parallel with the first tie steel pipe 310. One end of the second tie steel pipe 320 is fixedly connected to the first steel-concrete transition section 21, and the other end of the second tie steel pipe 320 is fixedly connected to the second steel-concrete transition section 22. It can further improve the resistance to the horizontal load of the steel-concrete transition section 2 and prevent the steel-concrete transition section 2 from falling.

[0089] In this specification, unless otherwise clearly specified and defined, the first feature being "on" or "under" the second feature may be that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on" the second feature may be that the first feature is directly above or obliquely above the second feature, or merely indicates that the first feature has a higher horizontal height than the second feature. The first feature being "under", "below" and "beneath" the second feature may be that the first feature is directly below or obliquely below the second feature, or merely indicates that the first feature has a lower horizontal height than the second feature.

[0090] In the description of this specification, the descriptions with reference to terms such as "preferred embodiment", "another embodiment", "some embodiments", "other embodiments" or "specific examples", etc. mean that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.

[0091] Although the embodiments of the present application have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present application. Those of ordinary skill in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present application.

Claims

1. A bridge support device, characterized in that: include: A guide truss, comprising a guide section and a fixing frame, wherein the fixing frame fixes the guide section to the main tower concrete section of the bridge, and the guide section abuts against the side of the steel-concrete transition section of the bridge; A supporting truss, provided between the main tower concrete section and the steel-concrete transition section, suitable for supporting the steel-concrete transition section; A tensioned steel pipe, the first end of which is fixedly connected to the steel-concrete transition section, is suitable for resisting the horizontal load of the steel-concrete transition section.

2. The bridge support device according to claim 1, characterized in that: The guide section includes a straight section and an arc section. The straight section is fixed to the main tower concrete segment, the straight section is vertically arranged, the arc section is inclined away from the steel-concrete transition section, and the arc section abuts against the side surface of the steel-concrete transition section.

3. The bridge support device according to claim 2, characterized in that: The fixing frame includes a first fixing section, a second fixing section and a third fixing section. The first end of the first fixing section, the first end of the second fixing section and the first end of the third fixing section are fixedly connected to the same point, The second end of the first fixed section is fixedly connected to the end side of the straight section, The second end of the second fixed segment is fixedly connected to the transition point between the straight segment and the arc segment. The second end of the third fixing segment is fixedly connected to the end side of the circular arc segment.

4. The bridge support device according to claim 3, characterized in that: It also includes a first embedded part and a second embedded part embedded in the main tower concrete segment, The first embedded part is fixedly connected to the end side of the straight section, and the second embedded part is fixedly connected to the transition point between the straight section and the arc section.

5. The bridge support device according to claim 2, characterized in that: The support truss comprises a first support member and a second support member which are arranged vertically and parallel to each other. The first end of the first support member is fixed to the main tower concrete segment, and the second end of the first support member is fixed to the steel-concrete transition section. The first end of the second support member is fixed to the main tower concrete segment, and the second end of the second support member is fixed to the steel-concrete transition section.

6. The bridge support device according to claim 5, characterized in that: The supporting truss further includes a third supporting member and a fourth supporting member which are arranged crosswise with each other. The first end of the third support member is fixedly connected to the first end of the first support member, and the second end of the third support member is fixedly connected to the second end of the second support member. The first end of the fourth support member is fixedly connected to the first end of the second support member, and the second end of the fourth support member is fixedly connected to the second end of the first support member.

7. The bridge support device according to claim 6, characterized in that: The support truss also includes a corbel and a climbing cone. The bracket is fixed to the main tower concrete segment through the climbing cone. The corbel piece includes a first corbel piece and a second corbel piece, The first end of the first support member is fixedly connected to the first corbel member, and the first end of the second support member is fixedly connected to the second corbel member.

8. The bridge support device according to claim 2, characterized in that: It also includes a pad plate, which is arranged between the side surface of the steel-concrete transition section and the arc section.

9. The bridge support device according to any one of claims 1 to 8, characterized in that: The main tower concrete segment comprises a first main tower concrete segment and a second main tower concrete segment arranged in parallel with each other. The steel-concrete transition section comprises a first steel-concrete transition section and a second steel-concrete transition section arranged in parallel with each other. The guide truss comprises a first guide truss and a second guide truss which are arranged relatively parallel to each other. The supporting truss comprises a first supporting truss and a second supporting truss arranged relatively parallel to each other. The first end of the tensioned steel pipe is fixedly connected to the first steel-concrete transition section, and the second end of the tensioned steel pipe is fixedly connected to the second steel-concrete transition section.

10. The bridge support device according to claim 9, characterized in that: The tensioned steel pipes include a first tensioned steel pipe and a second tensioned steel pipe. The second pair of tensioned steel pipes is arranged in parallel with the first pair of tensioned steel pipes, the first end of the second pair of tensioned steel pipes is fixedly connected to the first steel-concrete transition section, and the second end of the second pair of tensioned steel pipes is fixedly connected to the second steel-concrete transition section.

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