Reinforcing device for two-way curved arch bridge

Abstract

The utility model discloses a reinforcing device for a two-way curved arch bridge, and relates to the technical field of two-way curved arch bridges. The hyperbolic bridge comprises a hyperbolic bridge body, reinforcing assemblies are arranged in bridge arches of the hyperbolic bridge body, and a traction assembly is arranged between the two bridge arches of the hyperbolic bridge body. The reinforcing assembly comprises reinforcing rods, and the opposite ends of the two reinforcing rods are fixedly provided with a connecting rod and a fixing rod correspondingly. The distance between the two reinforcing rods is adjusted, the reinforcing rods are attached to the inner side of a bridge arch of the hyperbolic bridge body, the inner side of the bridge arch of the hyperbolic bridge body is reinforced and supported through the reinforcing rods, meanwhile, the fixing rods are fixed into the connecting rods through the screw rods, the bridge arch of the hyperbolic bridge body can be conveniently adjusted to be reinforced, and therefore the purpose of improving applicability is achieved. The adjusting pipe drives the threaded rod to move towards the traction rod, and the traction rod and the threaded rod are matched to tension the arc-shaped plate, so that the arc-shaped plate tensions a bridge arch of the hyperbolic bridge body, the bridge arch of the hyperbolic bridge body can be pulled, the anti-pressure capability is improved, and the stability of the bridge body is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hyperbolic arch bridges, in particular to a reinforcing device for hyperbolic arch bridges. Background Art

[0002] A new type of arch bridge created by bridge construction workers in Wuxi County, Jiangsu Province in 1964. The main arch ring is composed of arch ribs, arch waves, arch plates, and transverse connecting components. The shape is an arc curve in both the vertical and horizontal directions, so it is called a hyperbolic arch.

[0003] After long-term use, cracks are prone to appear in the arch of a hyperbolic arch bridge, which leads to safety hazards in the bridge body and requires reinforcement of the arch. However, most existing reinforcement structures are fixed structures and need to be manufactured on-site according to different arches. Not only are they less applicable, but they also lead to reduced construction efficiency. In response to the above problems, the inventor proposes a reinforcement device for a hyperbolic arch bridge to solve the above problems. Utility Model Content

[0004] In order to solve the problem that the reinforcement structure is a fixed structure with low applicability; the purpose of the utility model is to provide a reinforcement device for a hyperbolic arch bridge.

[0005] To solve the above technical problems, the utility model adopts the following technical solutions: a reinforcement device for a hyperbolic arch bridge, comprising a hyperbolic bridge body, wherein a reinforcement assembly distributed side by side is arranged in the arch of the hyperbolic bridge body, and a pulling assembly is arranged between the two arches of the hyperbolic bridge body; the reinforcement assembly comprises a reinforcement rod, wherein the reinforcement rods are symmetrically distributed, and a connecting rod and a fixing rod are fixedly arranged at opposite ends of the two reinforcement rods, respectively, one end of the fixing rod is movably inserted in one end of the connecting rod, a screw rod is passed through the outer thread of the connecting rod, one end of the screw rod is fixedly connected to the outer side of the fixing rod, a support rod is hinged on the opposite side of the reinforcement rod, and a connecting piece is rotatably installed at the opposite end of the support rod, and the reinforcement rod reinforces and supports the inner side of the arch of the hyperbolic bridge body by adjusting the spacing between the two reinforcement rods and fitting them with the inner side of the arch of the hyperbolic bridge body, and at the same time, the fixing rod is fixed in the connecting rod by the screw rod, so that the arch of the hyperbolic bridge body can be reinforced.

[0006] Preferably, the pulling assembly includes an arc plate and a pulling rod, the arc plates are symmetrically distributed and fit with the outer side of the arch of the hyperbolic bridge body, a first steering piece is installed at one end of the pulling rod, a threaded rod is movably inserted at one end of the pulling rod, a second steering piece is installed at the end of the threaded rod away from the pulling rod, the first steering piece and the second steering piece are respectively fixedly mounted on two arc plates, an adjusting tube is rotatably installed at one end of the pulling rod, the outer side thread of the adjusting tube is sleeved on the outer side of the threaded rod, the adjusting tube is rotated to drive the threaded rod to move in the direction of the pulling rod, and the arc plate is tightened by the pulling rod and the threaded rod cooperating to pull the arc plate, so that the arch of the hyperbolic bridge body can be pulled and the pressure resistance can be increased.

[0007] Preferably, the outer side of the connecting piece is penetrated by a plurality of symmetrically distributed through holes, and the plurality of through holes are distributed in a circular array. An insertion rod is slidably penetrated inside the through hole, and a socket is provided on the outer side of the support rod. One end of the insertion rod movably penetrates the socket, and the support rod is rotated along the connecting piece, and then the insertion rod is inserted into the through hole and penetrates the socket, so that the support rod supports the reinforcement rod.

[0008] Preferably, the arc-shaped plate is provided with mounting holes distributed in a rectangular array, and the arc-shaped plate can be conveniently fixed through the mounting holes.

[0009] Preferably, a limiting plate is fixedly provided at one end of the insertion rod, and a pull ring is fixedly provided at a side of the limiting plate away from the insertion rod, the insertion rod can be limited by the limiting plate, and the limiting plate can be conveniently moved by the pull ring.

[0010] Preferably, the ends of the reinforcing rods which are away from each other are provided with positioning holes which are arranged side by side, and the reinforcing rods can be conveniently fixed in the arch of the hyperbolic bridge body through the positioning holes.

[0011] Preferably, the adjusting tube is a hexagonal structure, which makes it convenient to rotate the adjusting tube.

[0012] Preferably, the length of the threaded rod is greater than the length of the pulling rod, so that the threaded rod can be prevented from being separated from the pulling rod.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. By adjusting the distance between the two reinforcement rods and fitting them with the inner side of the arch of the hyperbolic bridge body, the reinforcement rods reinforce and support the inner side of the arch of the hyperbolic bridge body, and at the same time, the fixing rods are fixed in the connecting rods by screws, so that the reinforcement of the arch of the hyperbolic bridge body can be easily adjusted, thereby achieving the purpose of improving applicability;

[0015] 2. By rotating the adjusting tube, the adjusting tube drives the threaded rod to move in the direction of the pulling rod. The pulling rod and the threaded rod cooperate to tighten the arc plate, so that the arc plate tightens the arch of the hyperbolic bridge body. In this way, the arch of the hyperbolic bridge body can be pulled and the compressive resistance can be increased, thereby improving the stability of the bridge body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the structure of the utility model.

[0018] Figure 2 This is a schematic diagram of the structure of the pulling assembly of the utility model.

[0019] Figure 3 It is a schematic cross-sectional view of the reinforcement component structure of the utility model.

[0020] Figure 4 for Figure 3 A is an enlarged view of the structure.

[0021] In the figure: 1. hyperbolic bridge body; 2. pulling assembly; 21. arc plate; 22. pulling rod; 23. first steering member; 24. threaded rod; 25. second steering member; 26. adjusting tube; 27. mounting hole; 3. reinforcement assembly; 31. reinforcement rod; 32. connecting rod; 33. fixing rod; 34. screw rod; 35. supporting rod; 36. connecting member; 37. through hole; 38. plug rod; 39. plug hole; 310. limit plate; 311. pull ring; 312. positioning hole. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example: Figure 1-4As shown, the utility model provides a technical solution: a reinforcement device for a hyperbolic arch bridge, comprising a hyperbolic bridge body 1, a bridge arch of the hyperbolic bridge body 1 is provided with reinforcement components 3 distributed side by side, and a pulling component 2 is provided between two bridge arches of the hyperbolic bridge body 1; the reinforcement component 3 comprises reinforcement rods 31, the reinforcement rods 31 are symmetrically distributed, and the opposite ends of the two reinforcement rods 31 are respectively fixed with a connecting rod 32 and a fixing rod 33, one end of the fixing rod 33 is movably inserted into one end of the connecting rod 32, and the connecting rod 32 is A screw rod 34 passes through the outer thread, one end of the screw rod 34 is fixedly connected to the outer side of the fixing rod 33, and a support rod 35 is hinged on the opposite side of the reinforcement rod 31, and a connecting piece 36 is rotatably installed on the opposite end of the support rod 35. By adjusting the distance between the two reinforcement rods 31 and fitting them with the inner side of the arch of the hyperbolic bridge body 1, the reinforcement rod 31 can reinforce and support the inner side of the arch of the hyperbolic bridge body 1, and at the same time, the fixing rod 33 is fixed in the connecting rod 32 by the screw rod 34, so that the arch of the hyperbolic bridge body 1 can be reinforced.

[0024] The pulling assembly 2 includes an arc plate 21 and a pulling rod 22. The arc plate 21 is symmetrically distributed and fits against the outer side of the arch of the hyperbolic bridge body 1. A first steering member 23 is installed at one end of the pulling rod 22. A threaded rod 24 is movably inserted at one end of the pulling rod 22. A second steering member 25 is installed at one end of the threaded rod 24 away from the pulling rod 22. The first steering member 23 and the second steering member 25 are respectively fixedly installed on the two arc plates 21. An adjusting tube 26 is rotatably installed at one end of the pulling rod 22. The outer side of the adjusting tube 26 is threadedly sleeved on the outer side of the threaded rod 24.

[0025] By adopting the above technical solution, by rotating the adjusting tube 26, the adjusting tube 26 drives the threaded rod 24 to move toward the pulling rod 22, and the pulling rod 22 and the threaded rod 24 cooperate to tighten the arc plate 21, so that the arc plate 21 tightens the arch of the hyperbolic bridge body 1, thereby pulling the arch of the hyperbolic bridge body 1 and increasing the compressive resistance.

[0026] The outer side of the connecting member 36 is penetrated by a plurality of symmetrically distributed through holes 37, and the plurality of through holes 37 are distributed in a circular array. An insertion rod 38 slides through the interior of the through hole 37, and an insertion hole 39 is formed on the outer side of the support rod 35, and one end of the insertion rod 38 movably passes through the insertion hole 39.

[0027] By adopting the above technical solution, the support rod 35 is rotated along the connecting piece 36 , and the insertion rod 38 is inserted into the through hole 37 and passes through the insertion hole 39 , so that the support rod 35 supports the reinforcement rod 31 .

[0028] The arc plate 21 is provided with mounting holes 27 distributed in a rectangular array.

[0029] By adopting the above technical solution, the arc plate 21 can be conveniently fixed through the mounting hole 27 .

[0030] A limiting plate 310 is fixedly provided at one end of the insertion rod 38 , and a pull ring 311 is fixedly provided at a side of the limiting plate 310 away from the insertion rod 38 .

[0031] By adopting the above technical solution, the rod 38 can be inserted into the limiting plate 310 for limiting, and the limiting plate 310 can be conveniently moved through the pull ring 311.

[0032] The opposite end of the reinforcing rod 31 is provided with positioning holes 312 arranged side by side.

[0033] By adopting the above technical solution, the positioning hole 312 can be conveniently fixed in the arch of the hyperbolic bridge body 1 .

[0034] The regulating tube 26 has a hexagonal structure.

[0035] By adopting the above technical solution, the adjusting tube 26 can be easily rotated.

[0036] The length of the threaded rod 24 is greater than the length of the pulling rod 22 .

[0037] By adopting the above technical solution, it is possible to prevent the threaded rod 24 from being separated from the pulling rod 22.

[0038] Working principle: First, the arc plate 21 is fixedly installed on the outside of the arch of the hyperbolic bridge body 1 by means of bolts passing through the mounting holes 27, and then the adjusting tube 26 is rotated by means of a tool so that the adjusting tube 26 drives the threaded rod 24 to move in the direction of the pulling rod 22, and the pulling rod 22 and the threaded rod 24 cooperate to tighten the arc plate 21, so that the arc plate 21 tightens the arch of the hyperbolic bridge body 1, thereby pulling the arch of the hyperbolic bridge body 1 and increasing the compressive resistance, thereby improving the stability of the bridge body, and then the insertion rod 38 is removed from the insertion hole 39 through the pull ring 311, and then the distance between the two reinforcement rods 31 is adjusted to fit with the inner side of the arch of the hyperbolic bridge body 1 , so that the reinforcement rod 31 reinforces and supports the inner side of the arch of the hyperbolic bridge body 1, and at the same time, the reinforcement rod 31 drives the fixing rod 33 to move in the connecting rod 32, and then the screw rod 34 is rotated so that the screw rod 34 fixes the fixing rod 33 in the connecting rod 32, and then the reinforcement rod 31 is fixed to the inner side of the arch of the hyperbolic bridge body 1 through the positioning hole 312, and at the same time, the support rod 35 rotates along the connecting piece 36, and aligns the through hole 37 with the insertion hole 39, and then the insertion rod 38 is inserted into the through hole 37 and passes through the insertion hole 39, so that the support rod 35 supports the reinforcement rod 31, so that the arch reinforcement of the hyperbolic bridge body 1 can be easily adjusted, thereby achieving the purpose of improving applicability.

[0039] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A reinforcement device for a hyperbolic arch bridge, comprising a hyperbolic bridge body (1), characterized in that: A reinforcement assembly (3) distributed side by side is arranged in the arch of the hyperbolic bridge body (1), and a pulling assembly (2) is arranged between the two arches of the hyperbolic bridge body (1); The reinforcement assembly (3) comprises reinforcement rods (31), the reinforcement rods (31) are symmetrically distributed, and a connecting rod (32) and a fixing rod (33) are fixedly provided at opposite ends of the two reinforcement rods (31), one end of the fixing rod (33) is movably inserted into one end of the connecting rod (32), a screw rod (34) is passed through the outer thread of the connecting rod (32), one end of the screw rod (34) is fixedly connected to the outer side of the fixing rod (33), and a support rod (35) is hinged on the opposite side of the reinforcement rod (31), and a connecting piece (36) is rotatably installed at the opposite end of the support rod (35).

2. A reinforcement device for a hyperbolic arch bridge as claimed in claim 1, characterized in that: The pulling assembly (2) comprises an arc-shaped plate (21) and a pulling rod (22), wherein the arc-shaped plate (21) is symmetrically distributed and fits with the outer side of the bridge arch of the hyperbolic bridge body (1), a first steering member (23) is installed at one end of the pulling rod (22), a threaded rod (24) is movably inserted at one end of the pulling rod (22), a second steering member (25) is installed at one end of the threaded rod (24) away from the pulling rod (22), the first steering member (23) and the second steering member (25) are respectively fixedly mounted on two arc-shaped plates (21), an adjusting tube (26) is rotatably mounted at one end of the pulling rod (22), and the outer side of the adjusting tube (26) is threadedly sleeved on the outer side of the threaded rod (24).

3. The reinforcement device for a hyperbolic arch bridge according to claim 1, characterized in that: The outer side of the connecting member (36) is provided with a plurality of symmetrically distributed through holes (37), the plurality of through holes (37) are distributed in a ring array, an insertion rod (38) is slidably penetrated inside the through hole (37), an insertion hole (39) is provided on the outer side of the supporting rod (35), and one end of the insertion rod (38) movably penetrates the insertion hole (39).

4. The reinforcement device for a hyperbolic arch bridge according to claim 2, characterized in that: The arc-shaped plate (21) is provided with mounting holes (27) distributed in a rectangular array.

5. The reinforcement device for a hyperbolic arch bridge according to claim 3, characterized in that: A limiting plate (310) is fixedly provided at one end of the insertion rod (38), and a pull ring (311) is fixedly provided at a side of the limiting plate (310) away from the insertion rod (38).

6. The reinforcement device for a hyperbolic arch bridge according to claim 1, characterized in that: The opposite end of the reinforcing rod (31) is provided with positioning holes (312) distributed side by side.

7. The reinforcement device for a hyperbolic arch bridge according to claim 2, characterized in that: The regulating tube (26) is a hexagonal structure.

8. The reinforcement device for a hyperbolic arch bridge according to claim 2, characterized in that: The length of the threaded rod (24) is greater than the length of the pulling rod (22).

Images