CN221721344U - A connection node between Bailey beam and concrete pipe column bolt top distribution beam - Google Patents

Abstract

The utility model discloses a connection node of a bailey beam and a concrete column bolt top distribution beam, which comprises two groups of concrete columns, and a pile top distribution beam and a bailey beam which are arranged above the concrete columns: the pile top distribution beam is positioned below the beret beam, the top of the pile top distribution beam is provided with a pillow beam, two symmetrical support side plates are welded on two sides of the pillow beam, a first fixing bolt is arranged on the bottom plate of the pillow beam, the utility model fixes the fixing plate on the top of the pillow beam by fixing the pillow beam on the top of the pile top distribution beam, the first connecting plate and the second connecting plate are fixed through the bolts and the nuts, so that the I-steel passes through the clamping grooves, the I-steel is fixed through the bolts and the nuts, the purpose that the bailey beam and the distribution beam at the top of the steel pipe column can be connected through the connecting assembly, the bailey beam and the distribution beam are prevented from being connected unstably, the collapse of a steel trestle is prevented, and the stability of the steel trestle is improved can be achieved.

Description

A connection node between Bailey beam and concrete pipe column bolt top distribution beam

Technical Field

The utility model belongs to the technical field of connecting Bailey beams and distribution beams, in particular to a connection node between a Bailey beam and a concrete pipe column bolt top distribution beam.

Background Art

Bailey beam steel trestles are relatively common temporary facilities in large bridge projects. They are not only stable water passages, but also can be used as part of the construction platform to assist in the construction of the main piers of the bridge. Most steel trestles use steel pipe pile foundations, which are connected into a whole by connecting ties and distribution beams on the top of the piles. Then the Bailey beams are laid, and finally the bridge deck, guardrails and other ancillary structures are laid to form a bridge.

At present, most steel trestles are constructed by laying steel pipe columns and Bailey beams. When the Bailey beam is erected on the distribution beam on the top of the steel pipe column, the Bailey beam and the distribution beam need to be connected. The unstable connection between the Bailey beam and the distribution beam is one of the important reasons for the instability and collapse of the steel trestles. Therefore, a connection node between the Bailey beam and the distribution beam bolted on the top of the concrete pipe column is needed. The Bailey beam and the distribution beam on the top of the steel pipe column can be connected by a connecting component to avoid the unstable connection between the Bailey beam and the distribution beam, prevent the steel trestles from instability and collapse, and improve the stability of the steel trestles.

Utility Model Content

The purpose of the utility model is to provide a connection node between a Bailey beam and a distribution beam bolted on top of a concrete pipe column, which can connect the Bailey beam and the distribution beam on the top of the steel pipe column through a connection component, thereby avoiding unstable connection between the Bailey beam and the distribution beam, preventing the steel trestle from becoming unstable and collapsing, and improving the stability of the steel trestle, so as to solve the above-mentioned background technical problems.

The technical solution of the utility model for solving the above technical problems is as follows: a connection node between a Bailey beam and a concrete pipe column bolt top distribution beam, which includes two groups of concrete pipe columns and a pile top distribution beam and a Bailey beam arranged above the concrete pipe column: the pile top distribution beam is located below the Bailey beam, the Bailey beam includes a Bailey beam cross frame and a Bailey beam vertical frame, a pillow beam is arranged on the top of the pile top distribution beam, two symmetrical supporting side plates are welded on both sides of the pillow beam, a fixing bolt 1 is arranged on the bottom plate of the pillow beam, the fixing bolt 1 penetrates to the bottom of the pile top distribution beam and is fixedly connected to the pile top distribution beam, and two symmetrical fixing plates are arranged on the top of the pillow beam, and the top of the fixing plate Two symmetrical connecting plates 1 are welded, a fixing frame is arranged above the fixing plate, a connecting plate 2 is welded to the bottom of the fixing frame, a slot is opened on the front of the fixing frame, the connecting plate 2 is adapted to the connecting plate 1, three identical bolts are penetrated through the front of the connecting plate 1, the bolts penetrate through the connecting plate 1 and the connecting plate 2 to the back of the connecting plate 1, nuts are threadedly connected to the surfaces of the bolts, the nuts are located on the back of the connecting plate 1, an I-beam is arranged in the inner cavity of the slot, two steel pads are arranged on the top of the I-beam, bolts are penetrated on the top of the steel pad, the bolts penetrate to the bottom of the I-beam and are threadedly connected with nuts.

Preferably, a distribution beam is provided through the top of the pile top distribution beam, and the distribution beam passes through to the bottom of the pile top distribution beam and is fixedly connected to the concrete pipe column.

Preferably, multiple rows of bolts are provided through the top of the fixing plate, and the bolts penetrate the fixing plate and the upper wing plate of the pillow beam to the bottom of the upper wing plate of the pillow beam. Nuts are threadedly connected to the surfaces of the bolts, and the nuts are located at the bottom of the upper wing plate of the pillow beam.

Preferably, the steel pad is rectangular, the back side of the steel pad is in contact with the front side of the fixing frame, and the supporting side plate is an inverted triangle.

Preferably, the I-beam is adapted to the slot, and the I-beam is attached to the bottom of the Bailey beam horizontal frame and the top of the Bailey beam vertical frame.

1. The beneficial effects of the utility model are as follows: the utility model fixes the pillow beam to the top of the pile top distribution beam, fixes the fixing plate to the top of the pillow beam, fixes the connecting plate one and the connecting plate two by bolts and nuts, passes the I-beam through the slot, and fixes the I-beam by bolts and nuts, so as to achieve the purpose of connecting the Bailey beam and the distribution beam on the top of the steel pipe column through the connecting assembly, avoiding the unstable connection between the Bailey beam and the distribution beam, preventing the steel trestle from becoming unstable and collapsing, and improving the stability of the steel trestle.

2. The utility model facilitates the user to position the I-beam by setting the steel pad, avoids the bolts from sticking to the surface of the fixing frame, which causes the user to adjust the position of the I-beam before removing the bolts, improves the convenience of disassembly and assembly of the I-beam, and facilitates the user to disassemble and replace the I-beam.

BRIEF DESCRIPTION OF THE DRAWINGS

in:

FIG1 is a perspective schematic diagram of an embodiment of the utility model;

FIG2 is a perspective schematic diagram of a connecting assembly according to an embodiment of the present invention;

FIG3 is a three-dimensional disassembled schematic diagram of a connecting assembly according to an embodiment of the present utility model;

FIG. 4 is a front view schematic diagram of an embodiment of the utility model

FIG5 is a partial enlarged view of point A in FIG4 of an embodiment of the utility model.

In the accompanying drawings, the components represented by the reference numerals are listed as follows:

1. Concrete pipe column, 2. Pile top distribution beam, 3. Bailey beam, 31. Bailey beam horizontal frame, 32. Bailey beam vertical frame, 41. Pillow beam, 42. Support side plate, 43. Fixing bolt 1, 51. Fixing plate, 52. Connecting plate 1, 61. Fixing frame, 62. Connecting plate 2, 63. Slot, 71. Bolt, 72. Nut, 8. I-beam, 9. Steel pad, 10. Distribution beam.

DETAILED DESCRIPTION

Hereinafter, an embodiment of a connection node between a Bailey beam and a concrete pipe column bolt top distribution beam of the utility model will be described with reference to the accompanying drawings.

Embodiment 1:

Figures 1-5 show the connection node between the Bailey beam and the top distribution beam of the concrete pipe column of an embodiment of the utility model, which includes: two groups of concrete pipe columns 1 and the pile top distribution beam 2 and Bailey beam 3 arranged above the concrete pipe column 1: the pile top distribution beam 2 is located below the Bailey beam 3, the Bailey beam 3 includes a Bailey beam cross frame 31 and a Bailey beam vertical frame 32, the top of the pile top distribution beam 2 is penetrated by a distribution beam 10, the distribution beam 10 penetrates to the bottom of the pile top distribution beam 2 and is fixedly connected to the concrete pipe column 1, and the top of the pile top distribution beam 2 is arranged There is a pillow beam 41, and two symmetrical supporting side plates 42 are welded on both sides of the pillow beam 41. The bottom plate of the pillow beam 41 is provided with a fixing bolt 43, and the fixing bolt 43 penetrates to the bottom of the pile top distribution beam 2 and is fixedly connected to the pile top distribution beam 2. The top of the pillow beam 41 is provided with two symmetrical fixing plates 51, and the top of the fixing plate 51 is welded with two symmetrical connecting plates 1 52. A fixing frame 61 is provided above the fixing plate 51, and a connecting plate 2 62 is welded at the bottom of the fixing frame 61. The fixing frame 61 A card slot 63 is provided on the front side of the connecting plate 52, the connecting plate 62 is adapted to the connecting plate 1 52, three identical bolts 71 are set through the front side of the connecting plate 1 52, the bolts 71 pass through the connecting plate 1 52 and the connecting plate 2 62 to the back side of the connecting plate 1 52, the surface of the bolt 71 is threadedly connected with a nut 72, the nut 72 is located on the back side of the connecting plate 1 52, the inner cavity of the card slot 63 is provided with an I-beam 8, and two steel pads 9 are provided on the top of the I-beam 8. The steel pads 9 are rectangular, and the back side of the steel pads 9 is connected to the fixing frame. The front of the I-beam 61 fits together, and the supporting side plate 42 is an inverted triangle. The arrangement of the steel pad 9 makes it convenient for the user to position the I-beam 8, thereby preventing the bolt 71 from fitting onto the surface of the fixing frame 61, which requires the user to adjust the position of the I-beam 8 before removing the bolt 71. This improves the convenience of disassembly and assembly of the I-beam 8 and makes it convenient for the user to disassemble and replace the I-beam 8. A bolt 71 is arranged through the top of the steel pad 9, and the bolt 71 passes through the bottom of the I-beam 8 and is threadedly connected with a nut 72.

Embodiment 2:

Fig. 1-5 shows the connection node of Bailey beam and concrete pipe column bolt top distribution beam of one embodiment of the utility model, which comprises: two groups of concrete pipe columns 1 and pile top distribution beam 2 and Bailey beam 3 arranged above the concrete pipe column 1: the pile top distribution beam 2 is located below the Bailey beam 3, the Bailey beam 3 comprises a Bailey beam cross frame 31 and a Bailey beam vertical frame 32, a pillow beam 41 is arranged on the top of the pile top distribution beam 2, two symmetrical supporting side plates 42 are welded on both sides of the pillow beam 41, a fixing bolt 43 is arranged on the bottom plate of the pillow beam 41, the fixing bolt 43 penetrates to the bottom of the pile top distribution beam 2 and is fixedly connected with the pile top distribution beam 2, two symmetrical fixing plates 51 are arranged on the top of the fixing plate 51, a plurality of rows of bolts 71 are penetrated on the top of the fixing plate 51, the bolts 71 penetrate the fixing plate 51 and the upper wing plate of the pillow beam 41 to the bottom of the upper wing plate of the pillow beam 41, a nut 72 is threadedly connected on the surface of the bolt 71, and the nut 72 is located on the pillow beam At the bottom of the upper wing plate 41, two symmetrical connecting plates 1 52 are welded to the top of the fixing plate 51, a fixing frame 61 is arranged above the fixing plate 51, and a connecting plate 2 62 is welded to the bottom of the fixing frame 61, a card slot 63 is opened on the front of the fixing frame 61, and the connecting plate 2 62 is adapted to the connecting plate 1 52, and three identical bolts 71 are penetrated through the front of the connecting plate 1 52, and the bolts 71 penetrate through the connecting plate 1 52 and the connecting plate 2 62 to the back of the connecting plate 1 52, and the surface of the bolt 71 is threadedly connected with a nut 72, and the nut 72 is located on the back of the connecting plate 1 52, and the inner cavity of the card slot 63 is provided with an I-beam 8, and the I-beam 8 is adapted to the card slot 63, and the I-beam 8 is attached to the top of the Bailey beam vertical frame 32 at the bottom of the Bailey beam horizontal frame 31, and two steel pads 9 are arranged on the top of the I-beam 8, and the top of the steel pad 9 is penetrated with bolts 71, and the bolts 71 penetrate to the bottom of the I-beam 8 and are threadedly connected with nuts 72.

Working principle: When the utility model is used, the user fixes the pile top distribution beam 2 to the top of the concrete pipe column 1 through the distribution beam 10, fixes the pillow beam 41 to the top of the pile top distribution beam 2 through the fixing bolt 1 43, fixes the fixing plate 51 to the top of the pillow beam 41 through the bolt 71 and the nut 72, makes the connecting plate 2 62 fit with the connecting plate 1 52, fixes the connecting plate 2 62 and the connecting plate 1 52 through the bolt 71 and the nut 72, makes the I-beam 8 pass through the slot 63, and puts the steel pad 9 By placing it at a suitable position on the top of the I-beam 8, the steel pad 9 and the I-beam 8 are fixed by bolts 71 and nuts 72, so that the Bailey beam 3 and the pile top distribution beam 2 can be connected and fixed. The setting of the steel pad 9 makes it convenient for the user to position the I-beam 8, and avoids the bolt 71 being attached to the surface of the fixing frame 61, which causes the user to adjust the position of the I-beam 8 before removing the bolt 71, thereby improving the convenience of disassembly and assembly of the I-beam 8 and facilitating the user to disassemble and replace the I-beam 8.

To sum up: the connection node between the Bailey beam and the concrete pipe column bolted top distribution beam is achieved by fixing the pillow beam 41 to the top of the pile top distribution beam 2, fixing the fixing plate 51 to the top of the pillow beam 41, fixing the connecting plate 1 52 and the connecting plate 2 62 by bolts 71 and nuts 72, allowing the I-beam 8 to pass through the slot 63, and fixing the I-beam 8 by bolts 71 and nuts 72, so that the Bailey beam and the distribution beam at the top of the steel pipe column can be connected through the connecting assembly, avoiding unstable connection between the Bailey beam and the distribution beam, preventing the steel trestle from becoming unstable and collapsing, and improving the stability of the steel trestle.

Claims (5)

1. A connection node between a Bailey beam and a concrete pipe column bolt top distribution beam, characterized in that it comprises two groups of concrete pipe columns (1) and a pile top distribution beam (2) and a Bailey beam (3) arranged above the concrete pipe column (1): the pile top distribution beam (2) is located below the Bailey beam (3), the Bailey beam (3) comprises a Bailey beam cross frame (31) and a Bailey beam vertical frame (32), a pillow beam (41) is arranged on the top of the pile top distribution beam (2), two symmetrical supporting side plates (42) are welded on both sides of the pillow beam (41), a fixing bolt (43) is arranged on the bottom plate of the pillow beam (41), the fixing bolt (43) penetrates to the bottom of the pile top distribution beam (2) and is fixedly connected to the pile top distribution beam (2), two symmetrical fixing plates (51) are arranged on the top of the pillow beam (41), two symmetrical connecting plates (52) are welded on the top of the fixing plate (51), and the fixing plate ( A fixing frame (61) is arranged above the connecting plate (51), a connecting plate (62) is welded to the bottom of the fixing frame (61), a slot (63) is arranged on the front of the fixing frame (61), the connecting plate (62) is matched with the connecting plate (52), three identical bolts (71) are arranged through the front of the connecting plate (52), the bolts (71) pass through the connecting plate (52) and the connecting plate (62) to the back of the connecting plate (52), a nut (72) is threadedly connected to the surface of the bolt (71), the nut (72) is located on the back of the connecting plate (52), an I-beam (8) is arranged in the inner cavity of the slot (63), two steel pads (9) are arranged on the top of the I-beam (8), a bolt (71) is arranged through the top of the steel pad (9), the bolt (71) passes through the bottom of the I-beam (8) and is threadedly connected to the nut (72). 2. A connection node between a Bailey beam and a concrete pipe column bolt top distribution beam according to claim 1, characterized in that a distribution beam (10) is provided through the top of the pile top distribution beam (2), and the distribution beam (10) passes through to the bottom of the pile top distribution beam (2) and is fixedly connected to the concrete pipe column (1). 3. According to claim 2, a connection node between a Bailey beam and a concrete pipe column bolt top distribution beam is characterized in that a plurality of rows of bolts (71) are provided through the top of the fixing plate (51), and the bolts (71) penetrate the fixing plate (51) and the upper wing plate of the pillow beam (41) to the bottom of the upper wing plate of the pillow beam (41), and a nut (72) is threadedly connected to the surface of the bolt (71), and the nut (72) is located at the bottom of the upper wing plate of the pillow beam (41). 4. A connection node between a Bailey beam and a concrete pipe column bolt top distribution beam according to claim 3, characterized in that the steel pad (9) is rectangular, the back side of the steel pad (9) is in contact with the front side of the fixing frame (61), and the supporting side plate (42) is an inverted triangle. 5. A connection node between a Bailey beam and a concrete pipe column bolt top distribution beam according to claim 4, characterized in that the I-beam (8) is adapted to the slot (63), and the I-beam (8) is attached to the top of the Bailey beam vertical frame (32) at the bottom of the Bailey beam horizontal frame (31).