CN218373390U - Bidirectional hinge structure for bridge cantilever casting - Google Patents

Abstract

The utility model discloses a bidirectional hinge structure for bridge suspension casting, one end of the bidirectional hinge structure is a fixed part, and the other end is a connecting part; the fixing part is rotationally fixed through a first pin shaft arranged along the X direction, one end of the connecting part is rotationally connected with the fixing part through a second pin shaft arranged along the Y direction, and the other end of the connecting part is connected with a suspension rod; the X direction and the Y direction are perpendicular to each other. By adopting the utility model, the fixing part and the connecting part are arranged and can be rotationally connected through the pin shaft at the fixing part and the connecting part, so that the fixing part can rotate around the first pin shaft, the connecting part and the fixing part can rotate around the second pin shaft, the suspension rod is arranged on the connecting part, the first pin shaft and the second pin shaft are respectively arranged along the X direction and the Y direction, and the X direction and the Y direction are mutually perpendicular; in conclusion, the position of the suspension rod can be adjusted in two mutually perpendicular directions by the structure, and the phenomenon of stress concentration generated by the suspension rod is reduced.

Description

Bidirectional hinge structure for bridge cantilever casting

Technical Field

The utility model relates to a bridge field, especially a two-way hinge structure for bridge hangs and waters.

Background

At present, the hanging basket suspension system adopted at home and abroad is mostly in the form of finish rolled steel combined steel suspension belts or pure steel plate suspension belts, after the hanging basket is assembled, the connection mode of nuts or pin shafts is used for realizing the connection of all components of the suspension system, but because the construction of the pre-buried holes of the hanging basket has slight deviation and the component length of the suspension system makes the fine elevation control process become complicated, the suspension system often has the occurrence of the condition of angular deviation in the vertical direction, the stress concentration phenomenon of the suspension system can be caused, and the potential safety hazard is generated.

Disclosure of Invention

The utility model aims to provide a: aiming at the problem that the suspension system is easy to have deviation in the vertical direction in the prior art, so that the stress concentration phenomenon of the suspension system occurs, the bidirectional hinge structure for bridge suspension casting is provided, which can effectively eliminate the stress concentration problem of the suspension system in the vertical direction.

In order to realize the purpose of the utility model, the utility model provides a following technical scheme:

a bidirectional hinge structure for bridge suspension casting is characterized in that one end of the bidirectional hinge structure is a fixing part, and the other end of the bidirectional hinge structure is a connecting part; the fixing part is rotationally fixed through a first pin shaft arranged along the X direction, one end of the connecting part is rotationally connected with the fixing part through a second pin shaft arranged along the Y direction, and the other end of the connecting part is connected with a suspension rod; the X direction and the Y direction are perpendicular to each other.

By adopting the technical scheme, the utility model is provided with the fixing part and the connecting part which are both rotationally connected through the pin shaft, so that the fixing part can rotate around the first pin shaft, the connecting part and the fixing part can rotate around the second pin shaft, the suspension rod is arranged on the connecting part, the first pin shaft and the second pin shaft are respectively arranged along the X direction and the Y direction, and the X direction is perpendicular to the Y direction; in conclusion, the position of the suspension rod can be adjusted in two mutually perpendicular directions by the structure, and the phenomenon of stress concentration generated by the suspension rod is reduced.

Furthermore, the fixed part is enclosed into the structure that the cross section is the rectangle through four planes, and one of them pair of opposite face is connected with first round pin axle, and another pair of opposite face runs through there is the second round pin axle. The first pin shaft and the second pin shaft are respectively fixed through four surfaces of the rectangular structure.

Furthermore, the middle part of the fixing part is of a rectangular hollow structure.

Further, one end, far away from the connecting portion, of the fixing portion is provided with an arc-shaped chamfer. The chamfer prevents the fixed part from rubbing when rotating around the first pin shaft, and reduces the space required by the fixed part when rotating.

Furthermore, connecting portion are the U-shaped, and the U-shaped both sides of connecting portion are passed through second round pin axle and are rotationally connected with the fixed part.

Furthermore, two sides of the U-shaped connecting part are located outside the outer wall of the fixing part, and the two sides are both in a long strip shape.

Furthermore, the U-shaped two sides of the connecting part are provided with arc chamfers close to the edge of the outline of one end of the fixing part.

Furthermore, the U-shaped bottom of the connecting part is far away from the fixing part and is connected with the suspension rod through a third pin shaft.

Furthermore, the U-shaped bottom of the connecting part is formed by connecting two mounting plates with the U-shaped side wall, and the mounting plates are arranged in parallel and have certain gaps.

Furthermore, the suspension rod extends into a gap between the two mounting plates and is connected with the suspension rod through a third pin shaft; the width of the suspension rod is smaller than the width of the gap. The suspension rod can rotate conveniently, and a certain rotating space is reserved for the suspension rod.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the suspension rod is arranged on the connecting part, the first pin shaft and the second pin shaft are respectively arranged along the X direction and the Y direction, and the X direction and the Y direction are mutually vertical; in conclusion, the position of the suspension rod can be adjusted in two mutually perpendicular directions by the structure, and the phenomenon of stress concentration generated by the suspension rod is reduced.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the scope of the invention. In the drawings:

fig. 1 shows a schematic view of a bidirectional hinge structure for bridge cantilever casting of the present invention.

Fig. 2 shows a block diagram of another perspective of fig. 1.

Wherein the figures include the following reference numerals: 1, a fixed part; 2, a connecting part; 3, a first pin shaft; 4, a second pin shaft; 5, a third pin shaft; 6 hanging the suspension rod; 7 installing the plate.

Detailed Description

It is to be noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 and 2, a bidirectional hinge structure for bridge cantilever casting, one end of the bidirectional hinge structure is a fixing part 1, and the other end is a connecting part 2; the fixing part 1 is rotatably fixed through a first pin shaft 3 arranged along the X direction, one end of the connecting part 2 is rotatably connected with the fixing part 1 through a second pin shaft 4 arranged along the Y direction, and the other end of the connecting part 2 is connected with a suspension rod 6; the X direction and the Y direction are perpendicular to each other.

By adopting the technical scheme, the utility model is provided with the fixing part 1 and the connecting part 2, and the fixing part 1 and the connecting part 2 are rotatably connected through the pin shaft, so that the fixing part 1 can rotate around the first pin shaft 3, the connecting part 2 and the fixing part 1 can rotate around the second pin shaft 4, the suspension rod 6 is arranged on the connecting part 2, the first pin shaft 3 and the second pin shaft 4 are respectively arranged along the X direction and the Y direction, and the X direction is perpendicular to the Y direction; in summary, with the structure, the position of the suspension rod 6 can be adjusted in two mutually perpendicular directions, and the phenomenon of stress concentration generated by the suspension rod 6 is reduced.

Furthermore, the fixing portion 1 is formed by surrounding four planes into a structure with a rectangular cross section, wherein one pair of opposite surfaces is connected with the first pin shaft 3, and the other pair of opposite surfaces penetrates through the second pin shaft 4. The first pin shaft 3 and the second pin shaft 4 are respectively fixed through four surfaces of the rectangular structure.

Further, the middle part of the fixing part 1 is a rectangular hollow structure.

Further, one end of the fixing part 1, which is far away from the connecting part 2, is provided with an arc-shaped chamfer. The chamfer prevents the fixed part 1 from rubbing when rotating around the first pin shaft 3, and reduces the space required by the fixed part 1 when rotating.

Further, the connecting portion 2 is U-shaped, and both sides of the U-shape of the connecting portion 2 are rotatably connected to the fixing portion 1 by a second pin 4.

Furthermore, two sides of the U-shape of the connecting portion 2 are located outside the outer wall of the fixing portion 1, and both sides are in a long strip shape.

Further, the U-shaped two sides of the connecting part 2 are provided with arc chamfers near the contour edge of one end of the fixing part 1.

Further, the U-shaped bottom of the connecting portion 2 is away from the fixing portion 1 and connected to the suspension rod 6 by a third pin 5.

Further, the U-shaped bottom of the connecting portion 2 is formed by connecting two mounting plates 7 with the U-shaped side walls, the mounting plates 7 being arranged in parallel with a certain gap.

Furthermore, the suspension rod 6 extends into the gap between the two mounting plates 7 and is connected with the suspension rod 6 through a third pin shaft 5; the width of the suspension bar 6 is smaller than the gap width. The suspension rod 6 can rotate conveniently, and a certain rotating space is reserved for the suspension rod 6.

The scope of the present invention is defined not by the above-described embodiments but by the appended claims and equivalents thereof.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. A bidirectional hinge structure for bridge suspension casting is characterized in that one end of the bidirectional hinge structure is a fixed part (1), and the other end of the bidirectional hinge structure is a connecting part (2); the fixing part (1) is rotatably fixed through a first pin shaft (3) arranged along the X direction, one end of the connecting part (2) is rotatably connected with the fixing part (1) through a second pin shaft (4) arranged along the Y direction, and the other end of the connecting part (2) is connected with a suspension rod (6); the X direction and the Y direction are perpendicular to each other.

2. The bidirectional hinge structure for bridge cantilever according to claim 1, wherein the fixing portion (1) is defined by four planes to form a structure with a rectangular cross section, wherein one pair of opposite surfaces is connected with the first pin (3), and the other pair of opposite surfaces is penetrated with the second pin (4).

3. The bidirectional hinge structure for bridge cantilever according to claim 2, wherein the middle part of the fixing part (1) is a rectangular hollow structure.

4. The bidirectional hinge structure for cantilever bridge of claim 1, wherein the end of the fixing portion (1) away from the connecting portion (2) is provided with an arc-shaped chamfer.

5. The bidirectional hinge structure for bridge cantilever according to claim 1, wherein the connecting portion (2) is U-shaped, and both sides of the U-shape of the connecting portion (2) are rotatably connected with the fixing portion (1) by a second pin (4).

6. The bidirectional hinge structure for bridge cantilever casting according to claim 5, wherein the two sides of the U-shape of the connecting portion (2) are located outside the outer wall of the fixing portion (1), and both sides are elongated.

7. The bidirectional hinge structure for cantilever bridge of claim 6, wherein the U-shaped sides of the connecting portion (2) near one end profile edge of the fixing portion (1) are provided with arc-shaped chamfers.

8. The bidirectional hinge structure for bridge cantilever according to claim 6, wherein the U-shaped bottom of the connecting portion (2) is far away from the fixing portion (1) and is connected with the suspension rod (6) by a third pin (5).

9. The bidirectional hinge structure for cantilever bridge according to claim 8, wherein the U-shaped bottom of the connecting part (2) is formed by connecting two mounting plates (7) with the U-shaped side wall, and the mounting plates (7) are arranged in parallel with a certain gap.

10. The bidirectional hinge structure for bridge cantilever according to claim 9, wherein the cantilever (6) extends into the gap between the two mounting plates (7) and is connected to the cantilever (6) by the third pin (5); the width of the suspension rod (6) is smaller than the width of the gap.

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