CN221895535U - A Bailey beam construction truss and slope connection node - Google Patents

Abstract

The utility model discloses a connection node between a Bailey beam construction truss and a slope, which includes a conical slope and a supporting abutment and a Bailey beam supporting truss arranged on the top of the conical slope: the supporting abutment is located below the Bailey beam supporting truss, the inner cavity of the transverse supporting frame is fixedly connected with a plurality of longitudinal vertical supporting frames, and two symmetrical reinforcing cross frames are arranged on both sides of the vertical supporting frame. The utility model sets up the Bailey beam supporting truss above the supporting abutment, fixes the reinforcing cross frame to the surface of the vertical supporting frame by bolts and nuts, fixes the fixing plate to the left side of the supporting abutment, fixes the clamp to the surface of the reinforcing cross frame, and fixes the first connector to the second connector, so as to achieve the purpose of connecting the Bailey beam and the abutment through the fixing assembly, avoiding large displacement and deformation between the Bailey beam and the abutment, resulting in structural instability, and improving the firmness of the steel trestle.

Description

A Bailey beam construction truss and slope connection node

Technical Field

The utility model belongs to the technical field of Bailey beam and slope connection, in particular to a Bailey beam construction truss and slope connection node.

Background Art

In bridge engineering, it is often necessary to set up temporary steel trestles. The upper structure of steel trestles is mostly assembled from Bailey beams. When the steel trestles are erected on the slope, due to insufficient slope support, it is usually necessary to set abutments on the slope to support the Bailey beams.

At present, the construction of steel trestles mostly requires the installation of abutments on the slope to support the Bailey beam. When the Bailey beam is erected, it is sometimes placed directly on the abutment. However, after use, the Bailey beam may be displaced and deformed between the Bailey beam and the abutment due to its heavy weight, making the structure unstable. Therefore, a Bailey beam is needed to construct a truss connecting the slope. The Bailey beam and the abutment can be connected by a fixed component to avoid large displacement and deformation between the Bailey beam and the abutment, which may lead to structural instability and improve the firmness of the steel trestles.

Utility Model Content

The purpose of the utility model is to provide a Bailey beam construction truss and slope connection node, which can connect the Bailey beam and the abutment through a fixed component, avoid large displacement and deformation between the Bailey beam and the abutment, resulting in structural instability, and improve the firmness 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 Bailey beam construction truss and slope connection node, which includes a tapered slope and a supporting abutment and a Bailey beam supporting truss arranged on the top of the tapered slope: the supporting abutment is located below the Bailey beam supporting truss, the inner cavity of the transverse support frame is fixedly connected with a plurality of longitudinal vertical support frames, two symmetrical reinforcing cross frames are arranged on both sides of the vertical support frame, a bolt is penetrated on the left side of one of the reinforcing cross frames, the bolt penetrates the vertical support frame and the reinforcing cross frame to the right side of the reinforcing cross frame, a nut is threadedly connected on the surface of the bolt, the nut is located on the right side of one of the reinforcing cross frames, two of the reinforcing cross frames are provided with elastic pads, and the elastic pads fit on A bench support frame is arranged on the left side between the two reinforcing cross frames, and the right side of the elastic pad is provided with a bench support frame, and the bench support frame is attached to the left side of the vertical support frame, and the bolt passes through the elastic pad and the bench support frame. A clamp is sleeved on the surface of one of the reinforcing cross frames, and a connector 1 is welded on the right side of the clamp, and a bolt is penetrated on the left side of the clamp, and the bolt penetrates to the right side of the clamp and is threadedly connected with the connector 1, and a fixing plate is arranged on the left side of the supporting abutment, and a connector 2 is welded on the left side of the fixing plate, and the connector 2 is rotatably connected to the connector 1 by bolts and nuts, and two rows of symmetrical fastening bolts are penetrated on the left side of the fixing plate, and the fastening bolts penetrate to the right side of the fixing plate and are threadedly connected to the supporting abutment.

Preferably, the right side of the Bailey beam support truss is fixedly connected with two symmetrical connecting beams by bolts and nuts.

Preferably, a mounting base plate is provided above the supporting abutment, the bottom of the mounting base plate is fixedly connected with a fixing steel bolt, the bottom of the fixing steel bolt is fixedly connected to the top of the supporting abutment, and the mounting base plate is fixedly connected to the top of the supporting abutment through the fixing steel bolt.

Preferably, a square timber is provided on the top of the installation base plate, and the square timber is located on the right side of the Bailey beam support truss.

Preferably, a bridge deck is provided above the Bailey beam support truss, and a buttress plate is provided above the conical slope.

1. The beneficial effects of the utility model are as follows: the utility model sets up a Bailey beam support truss above the supporting abutment, fixes the reinforcing cross frame to the surface of the vertical supporting frame by bolts and nuts, fixes the fixing plate to the left side of the supporting abutment, fixes the clamp to the surface of the reinforcing cross frame, and fixes the connector 1 with the connector 2, thereby achieving the purpose of connecting the Bailey beam and the abutment through the fixing assembly, avoiding large displacement and deformation between the Bailey beam and the abutment, resulting in structural instability, and improving the firmness of the steel trestle.

2. The utility model separates the Bailey beam support truss from the supporting abutment by setting square timber, thereby avoiding direct contact between the Bailey beam support truss and the supporting abutment, preventing friction caused by direct contact between the Bailey beam support truss and the supporting abutment, thereby preventing damage to the supporting abutment and improving the service life of the supporting abutment.

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 Bailey beam support frame according to an embodiment of the present utility model;

FIG3 is a three-dimensional disassembled schematic diagram of a reinforcement component according to an embodiment of the utility model;

FIG4 is a three-dimensional disassembled schematic diagram of a connecting assembly according to an embodiment of the utility model;

FIG5 is a front view schematic diagram of an embodiment of the utility model;

FIG6 is a partial enlarged view of point A in FIG3 of an embodiment of the utility model;

FIG. 7 is a partial enlarged view of point B in FIG. 5 of an embodiment of the utility model.

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

1. Conical slope, 2. Supporting abutment, 3. Bailey beam supporting truss, 31. Horizontal support frame, 32. Vertical support frame, 4. Strengthening cross frame, 51. Bolts, 52. Nuts, 6. Elastic pads, 7. Bench support frame, 81. Clips, 82. Connector 1, 91. Fixing plate, 92. Connector 2, 93. Fastening bolts, 10. Connecting beam, 11. Installing base plate, 12. Fixing steel bolts, 13. Square timber, 14. Bridge deck, 15. Lap board.

DETAILED DESCRIPTION

Hereinafter, embodiments of a Bailey beam construction truss and a slope connection node of the present invention will be described with reference to the accompanying drawings.

Embodiment 1:

Fig. 1-7 shows a Bailey beam construction truss and slope connection node of an embodiment of the utility model, which includes: a conical slope 1 and a supporting abutment 2 and a Bailey beam supporting truss 3 arranged at the top of the conical slope 1: the supporting abutment 2 is located below the Bailey beam supporting truss 3, and a mounting base plate 11 is arranged above the supporting abutment 2, and a fixing steel bolt 12 is fixedly connected to the bottom of the mounting base plate 11, and the bottom of the fixing steel bolt 12 is fixedly connected to the top of the supporting abutment 2, and the mounting base plate 11 is fixedly connected to the top of the supporting abutment 2 through the fixing steel bolt 12, and a square is arranged on the top of the mounting base plate 11 The square wood 13 is located on the right side of the Bailey beam supporting truss 3. The square wood 13 is arranged to separate the Bailey beam supporting truss 3 from the supporting abutment 2, so as to avoid direct contact between the Bailey beam supporting truss 3 and the supporting abutment 2, and to prevent friction caused by direct contact between the Bailey beam supporting truss 3 and the supporting abutment 2, thereby damaging the supporting abutment 2 and improving the service life of the supporting abutment 2. The inner cavity of the transverse support frame 31 is fixedly connected with a plurality of longitudinal vertical support frames 32. Two symmetrical reinforcing cross frames 4 are arranged on both sides of the vertical support frame 32, and the left side of one of the reinforcing cross frames 4 is provided with a plurality of longitudinal vertical support frames 32. A bolt 51 is provided on the side, and the bolt 51 passes through the vertical support frame 32 and the reinforcing cross frame 4 to the right side of the reinforcing cross frame 4. The surface of the bolt 51 is threadedly connected with a nut 52, and the nut 52 is located on the right side of one of the reinforcing cross frames 4. Two of the reinforcing cross frames 4 are provided with elastic pads 6, and the elastic pads 6 are attached to the left side between the two reinforcing cross frames 4. A bench support frame 7 is provided on the right side of the elastic pads 6, and the bench support frame 7 is attached to the left side of the vertical support frame 32. The bolt 51 passes through the elastic pads 6 and the bench support frame 7. The surface of one of the reinforcing cross frames 4 is sleeved A clamping piece 81 is provided, a connector 82 is welded on the right side of the clamping piece 81, a bolt 51 is penetrated on the left side of the clamping piece 81, the bolt 51 penetrates to the right side of the clamping piece 81 and is threadedly connected with the connector 82, a fixing plate 91 is provided on the left side of the supporting abutment 2, a connector 2 92 is welded on the left side of the fixing plate 91, the connector 2 92 is rotatably connected with the connector 82 through the bolt 51 and the nut 52, two rows of symmetrical fastening bolts 93 are penetrated on the left side of the fixing plate 91, the fastening bolts 93 penetrate to the right side of the fixing plate 91 and are threadedly connected with the supporting abutment 2.

Embodiment 2:

Fig. 1-7 shows a connection node between a Bailey beam construction truss and a slope in an embodiment of the utility model, which comprises: a conical slope 1 and a supporting abutment 2 and a Bailey beam supporting truss 3 arranged on the top of the conical slope 1: the supporting abutment 2 is located below the Bailey beam supporting truss 3, and the right side of the Bailey beam supporting truss 3 is fixedly connected with two symmetrical connecting cross beams 10 by bolts 51 and nuts 52, a bridge plate 14 is arranged above the Bailey beam supporting truss 3, and a slat 15 is arranged above the conical slope 1, and the inner cavity of the transverse support frame 31 is fixedly connected with a plurality of longitudinal vertical support frames 32, and two symmetrical reinforcing cross frames 4 are arranged on both sides of the vertical support frame 32, and a bolt 51 is arranged through the left side of one of the reinforcing cross frames 4, and the bolt 51 penetrates the vertical support frame 32 and the reinforcing cross frame 4 to the right side of the reinforcing cross frame 4, and the surface of the bolt 51 is threadedly connected with a nut 52, and the nut 52 is located on the right side of one of the reinforcing cross frames 4. Two of the reinforcing cross frames 4 are provided with elastic pads 6, which are attached to the left side between the two reinforcing cross frames 4, and a bench support frame 7 is provided on the right side of the elastic pad 6, which is attached to the left side of the vertical support frame 32. Bolts 51 penetrate the elastic pads 6 and the bench support frame 7. A clamp 81 is sleeved on the surface of one of the reinforcing cross frames 4, and a connector 82 is welded to the right side of the clamp 81. Bolts 51 are penetrated on the left side of the clamp 81, and the bolts 51 penetrate to the right side of the clamp 81 and are threadedly connected with connector 82. A fixing plate 91 is provided on the left side of the supporting abutment 2, and a connector 2 92 is welded to the left side of the fixing plate 91. Connector 2 92 is rotatably connected to connector 1 82 through bolts 51 and nuts 52. Two rows of symmetrical fastening bolts 93 are penetrated on the left side of the fixing plate 91, and the fastening bolts 93 penetrate to the right side of the fixing plate 91 and are threadedly connected to the supporting abutment 2.

Working principle: When the utility model is used, the user installs the installation base plate 11 on the top of the supporting abutment 2, sets up the Bailey beam support truss 3 on the top of the installation base plate 11, installs the Bailey beam support truss 3 through bolts 51, nuts 52 and connecting cross beams 10, connects multiple symmetrical vertical support frames 32 through bolts 51, nuts 52 and reinforcing cross frames 4, installs the fixing plate 91 on the left side of the supporting abutment 2 through tightening bolts 93, sets the clamp 81 on the surface of one of the reinforcing cross frames 4, and connects the Bailey beam support truss 3 through bolts 51, nuts 52 and connecting cross frames 10. By fixing the clamp 81 with the bolts 51 and the nuts 52, and fixing the connector 1 82 and the connector 2 92 with the bolts 51 and the nuts 52, the supporting abutment 2 can be fixedly connected with the Bailey beam supporting truss 3, avoiding large displacement and deformation between the Bailey beam and the abutment, which would lead to structural instability. By setting the square timber 13, the Bailey beam supporting truss 3 is separated from the supporting abutment 2, avoiding direct contact between the Bailey beam supporting truss 3 and the supporting abutment 2, and preventing the Bailey beam supporting truss 3 from directly contacting with the supporting abutment 2 to generate friction, which would cause damage to the supporting abutment 2.

To sum up: the Bailey beam construction truss and the slope connection node are constructed by erecting the Bailey beam support truss 3 above the supporting abutment 2, fixing the reinforcing cross frame 4 to the surface of the vertical support frame 32 by bolts 51 and nuts 52, fixing the fixing plate 91 to the left side of the supporting abutment 2, and fixing the clamp 81 to the surface of the reinforcing cross frame 4, so that the connector 1 82 is fixedly connected to the connector 2 92, so that the Bailey beam and the abutment can be connected through the fixing assembly, avoiding large displacement and deformation between the Bailey beam and the abutment, resulting in structural instability, and improving the firmness of the steel trestle.

Claims (5)

1. The connection node of the Beehive girder construction truss and the side slope is characterized by comprising a conical slope (1), and a supporting abutment (2) and a Beehive girder supporting truss (3) which are arranged at the top of the conical slope (1): support abutment (2) are located bailey beam support truss (3) below, bailey beam support truss (3) are including horizontal support frame (31), the inner chamber fixedly connected with of horizontal support frame (31) a plurality of vertical support frames (32), the both sides of vertical support frame (32) all are provided with two symmetrical reinforcement crossbearer (4), one of them the left side of reinforcement crossbearer (4) runs through and is provided with bolt (51), bolt (51) runs through the right side of vertical support frame (32) and reinforcement crossbearer (4) to reinforcement crossbearer (4), the surface threaded connection of bolt (51) has nut (52), nut (52) are located one of them reinforcement crossbearer (4) right side, wherein two reinforcement crossbearer (4) are to being provided with elastic cushion block (6), elastic cushion block (6) laminating is in two the left side between reinforcement crossbearer (4), the right side of elastic cushion block (6) is provided with stud (7), stud (32) laminating is in the right side of reinforcement crossbearer (82) of vertical support frame (4), one of them is equipped with joint (81), the left side of fastener (81) is run through and is provided with bolt (51), bolt (51) run through to the right side of fastener (81) and threaded connection have connector one (82), the left side of supporting abutment (2) is provided with fixed plate (91), the left side welding of fixed plate (91) has connector two (92), connector two (92) and connector one (82) are rotated through bolt (51) and nut (52) and are connected, the left side of fixed plate (91) is run through and is provided with two rows of symmetrical fastening bolt (93), fastening bolt (93) run through to the right side of fixed plate (91) and with supporting abutment (2) threaded connection.

2. The bailey beam construction truss and side slope connection node according to claim 1, wherein the right side of the bailey beam support truss (3) is fixedly connected with two symmetrical connection beams (10) through bolts (51) and nuts (52).

3. The beret beam construction truss and side slope connection node according to claim 2, wherein a mounting base plate (11) is arranged above the supporting bridge abutment (2), a fixing steel bolt (12) is fixedly connected to the bottom of the mounting base plate (11), the bottom of the fixing steel bolt (12) is fixedly connected with the top of the supporting bridge abutment (2), and the mounting base plate (11) is fixedly connected with the upper side of the supporting bridge abutment (2) through the fixing steel bolt (12).

4. A beret girder construction truss and side slope connection node according to claim 3, characterized in that the top of the installation base plate (11) is provided with square timber (13), the square timber (13) being located on the right side of the beret girder support truss (3).

5. The connection node of the bailey girder construction truss and the side slope according to claim 4, wherein a bridge plate (14) is arranged above the bailey girder support truss (3), and a butt strap (15) is arranged above the taper slope (1).