Land-saving beam-column integrated landscape steel guardrail structure

Abstract

The utility model discloses a land-saving type beam column integrated landscape steel guardrail structure which comprises stand columns, cross beams, connecting pieces and casing pipes, the cross beams are arranged in three rows in the vertical direction of the stand columns, all sections of the cross beams are connected through the casing pipes, and the cross beams and the stand columns are in bolted connection through the connecting pieces. The stand column is assembled and formed through welding, the stand column comprises a square tube, a bottom plate, angle ribs and an L-shaped stiffening rib plate, the two sides of the L-shaped stiffening rib plate are welded to the vertical intersection position of the square tube and the bottom plate, the angle ribs are arranged at the break angle positions of the L-shaped stiffening rib plate at intervals and staggered with anchor bolt holes, the height of the angle ribs does not exceed the top position after anchor bolts are installed, and the angle ribs are arranged on the bottom plate. The angle ribs are trapezoidal, the base angles of the angle ribs are provided with over-welding holes, the angle ribs are welded to the L-shaped stiffening rib plates, the angle ribs are perpendicular to the square tubes, and the stand columns are arranged on the foundation at intervals. The protection level of the structure reaches the SA level, and the structure has excellent vehicle side-tipping prevention and guiding functions, meanwhile, the occupied area is saved, and installation and construction are convenient.

Description

Technical Field

[0001] The utility model relates to the field of traffic safety facilities, in particular to a land-saving beam-column integrated landscape steel guardrail structure. Background Art

[0002] In the current highway design specifications in my country, the corresponding design reference values ​​have been given for cross-sectional indicators such as shoulder width and guardrail width. However, due to the restrictions of the terrain and objects in the area, it is often difficult to achieve the general values ​​given in the specifications. At the same time, every increase of 1m in cross-sectional width requires huge financial investment, which also creates a great burden of permanent load on the bridge body. The land resources of most highway projects are particularly tight. Therefore, conducting research on land-saving guardrail safety protection and exploring the form of protective facilities suitable for the current traffic development situation in my country is also a potential direction for the development of road traffic safety facilities.

[0003] Beam-column steel guardrails have the advantages of high safety reserve, structural transparency, and good landscape, and are mostly used in bridge sections. Based on this, the inventor proposed a land-saving beam-column integrated landscape steel guardrail structure, which optimizes the thickness and structure of the components, so that the bridge guardrail can meet the safety protection effect while saving land. Utility Model Content

[0004] The utility model aims to provide a land-saving beam-column integrated landscape steel guardrail structure.

[0005] In order to achieve the above technical purpose, the technical solution of the utility model is implemented as follows:

[0006] A land-saving beam-column integrated landscape steel guardrail structure includes columns, beams, connectors, and sleeves. The beams are arranged in three rows along the vertical direction of the columns. Each section of the beams is connected by sleeves, and the beams are bolted to the columns by connectors. The columns are assembled by welding, and the columns include square tubes, base plates, angle ribs, and L-shaped stiffening rib plates. The two sides of the L-shaped stiffening rib plates are welded at the vertical intersection of the square tube and the base plate. The angle ribs are arranged at the angle positions of the L-shaped stiffening rib plates and staggered with the anchor bolt holes. The angle rib height does not exceed the top position after the anchor bolts are installed. The angle ribs are trapezoidal and the bottom corners are provided with welding holes. The angle ribs are welded to the L-shaped stiffening rib plates, and the angle ribs are at a vertical angle to the square tube. The columns are arranged at intervals on the foundation.

[0007] Furthermore, when the connecting piece is an angle steel, a bolt hole is set on one side of the angle steel, one side of the angle steel is welded and fixed to the crossbeam, and the other side of the angle steel is bolted to the matching bolt hole on the column; the connecting piece is a special-shaped connecting plate, one end of the special-shaped connecting plate is welded and fixed to the crossbeam, and the other end of the special-shaped connecting plate is connected to the adjacent column by bolts, and matching bolt holes are set on the column and the special-shaped connecting plate.

[0008] Furthermore, when the foundation is a concrete box beam, the anchor bolts are anchored in the base by pre-embedding or planting, and the columns are connected to the base through the anchor bolts; when the foundation is a steel beam, the tapping plate is welded and fixed to the base, and the columns are connected to the base through the tapping plate and tapping bolts.

[0009] Furthermore, the angle steel is arranged on the upper side or the lower side of the beam.

[0010] Furthermore, when the column and the beam are connected by angle steel, a plurality of heightening reserved holes may be provided above the bolt holes in the vertical height direction of the column. When the height needs to be increased, the bolts are inserted into the angle steel and the heightening reserved holes to anchor the beam and the column.

[0011] Furthermore, the sleeve includes an inner sleeve and an outer sleeve, the inner sleeve is inserted into the crossbeam, and the outer sleeve is sleeved on the outer side of the crossbeam.

[0012] Furthermore, the material of the columns, beams, connectors and sleeves is alloy steel or ordinary carbon steel.

[0013] After adopting the above technical solution, the utility model has the following beneficial effects:

[0014] (1) The protection level reaches SA level;

[0015] (2) Save floor space;

[0016] (3) It has excellent anti-vehicle rollover and guidance functions;

[0017] (4) Reasonable design facilitates on-site installation and construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] 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 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.

[0019] Figure 1 This is an elevation view of Embodiment 1 of the present utility model;

[0020] Figure 2 It is a cross-sectional view of Embodiment 1 of the present utility model;

[0021] Figure 3 This is a three-dimensional diagram of a column in Embodiment 1 of the utility model;

[0022] Figure 4 This is a three-dimensional diagram of the crossbeam of Embodiment 1 of the utility model;

[0023] Figure 5 This is a three-dimensional diagram of the inner sleeve of Example 1 of the utility model;

[0024] Figure 6 This is a elevation view of Embodiment 2 of the present utility model;

[0025] Figure 7 It is a cross-sectional view of embodiment 2 of the present utility model.

[0026] The following are marked in the figure:

[0027] 1. Column; 2. Beam; 3. Tapping plate; 4. Casing; 5. Square tube; 6. Base plate; 7. Welding hole; 8. Angle rib; 9. L-shaped stiffening rib plate; 10. Bolt hole; 11. Anchor bolt; 12. Foundation; 13. Angle steel; 14. Heightening reserved hole; 15. Special-shaped connecting plate, 16. Anchor bolt hole. DETAILED DESCRIPTION

[0028] 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 belong to the scope of protection of the utility model.

[0029] like Figure 1-5 As shown, it is an example diagram of the embodiment 1 of the utility model. A land-saving beam-column integrated landscape steel guardrail structure comprises a column 1, a crossbeam 2, a connector, and a sleeve 4. The crossbeam 2 is arranged in three rows along the vertical direction of the column 1. Each section of the crossbeam 2 is connected by a sleeve 4, and the crossbeam 2 and the column 1 are bolted by a connector. The column 1 is assembled by welding, and the column 1 comprises a square tube 5, a bottom plate 6, an angle rib 8, and an L-shaped stiffening rib plate 9. The two sides of the L-shaped stiffening rib plate 9 are welded at the vertical intersection of the square tube 5 and the bottom plate 6. The angle rib 8 is arranged at intervals at the angle position of the L-shaped stiffening rib plate 9 and is staggered with the anchor bolt hole 16. The height of the angle rib 8 does not exceed the top position after the anchor bolt 11 is installed. The angle rib 8 is trapezoidal and the bottom corner is provided with a through-welding hole 7. The angle rib 8 is welded to the L-shaped stiffening rib plate 9. The angle rib 8 is at a vertical angle to the square tube 5. The column 1 is arranged at intervals on the foundation 12.

[0030] The connecting piece is an angle steel 13 , one side of the angle steel 13 is provided with a bolt hole 10 , one side of the angle steel 13 is welded and fixed to the cross beam 2 , and the other side of the angle steel 13 is bolted to the matching bolt hole 10 on the column 1 .

[0031] When the foundation 12 is a concrete box beam, the anchor bolts 11 are anchored in the foundation 12 by pre-embedding or planting reinforcement, and the column 1 is connected to the foundation 12 through the anchor bolts 11.

[0032] The angle steel 13 is arranged on the upper side or the lower side of the cross beam 2 .

[0033] When the column 1 is connected to the beam 2 through the angle steel 13, a plurality of heightening reserved holes 14 are provided above the bolt hole 10 in the vertical height direction of the column 1. When the height needs to be increased, the bolts are inserted into the angle steel 13 and the heightening reserved holes 14 to anchor the beam 2 and the column 1.

[0034] The sleeve 4 includes an inner sleeve and an outer sleeve. The inner sleeve is inserted into the cross beam 2 , and the outer sleeve is sleeved on the outer side of the cross beam 2 .

[0035] The materials of the column 1, the crossbeam 2, the connecting piece and the sleeve 4 are alloy steel or ordinary carbon steel.

[0036] like Figure 6 , 7 As shown, it is an example diagram of the second embodiment of the utility model. A land-saving beam-column integrated landscape steel guardrail structure includes a column 1, a crossbeam 2, a connector, and a sleeve 4. The crossbeam 2 is arranged in three rows along the vertical direction of the column 1. Each section of the crossbeam 2 is connected by a sleeve 4, and the crossbeam 2 and the column 1 are bolted by a connector. The column 1 is assembled by welding. The column 1 includes a square tube 5, a bottom plate 6, an angle rib 8, and an L-shaped stiffening rib plate 9. The two sides of the L-shaped stiffening rib plate 9 are welded at the vertical intersection of the square tube 5 and the bottom plate 6. The angle rib 8 is arranged at intervals at the angle position of the L-shaped stiffening rib plate 9 and is staggered with the anchor bolt hole 16. The height of the angle rib 8 does not exceed the top position after the anchor bolt 11 is installed. The angle rib 8 is trapezoidal and the bottom corner is provided with a welding hole 7. The angle rib 8 is welded to the L-shaped stiffening rib plate 9. The angle rib 8 is at a vertical angle to the square tube 5. The column 1 is arranged at intervals on the foundation 12.

[0037] The connecting piece is a special-shaped connecting plate 15, one end of which is welded and fixed to the crossbeam 2, and the other end of the special-shaped connecting plate 15 is connected to the adjacent column 1 by bolts. The column 1 and the special-shaped connecting plate 15 are both provided with matching bolt holes 10.

[0038] When the foundation 12 is a steel beam, the tapping plate 3 is welded and fixed to the foundation 12, and the column 1 is connected to the foundation 12 through the tapping plate 3 and tapping bolts.

[0039] The special-shaped connecting plate 15 is arranged on the front side of the cross beam 2 .

[0040] When the column 1 is connected to the beam 2 through the special-shaped connecting plate 15, a plurality of heightening reserved holes 14 are provided above the bolt hole 10 in the vertical height direction of the column 1. When the height needs to be increased, the bolts are inserted into the special-shaped connecting plate 15 and the heightening reserved holes 14 to anchor the beam 2 and the column 1.

[0041] The sleeve 4 includes an inner sleeve and an outer sleeve. The inner sleeve is inserted into the cross beam 2 , and the outer sleeve is sleeved on the outer side of the cross beam 2 .

[0042] The materials of the column 1, the crossbeam 2, the connecting piece and the sleeve 4 are alloy steel or ordinary carbon steel.

[0043] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A land-saving beam-column integrated landscape steel guardrail structure, comprising a column (1), a crossbeam (2), a connecting piece, and a sleeve (4), characterized in that: The cross beams (2) are arranged in three rows along the vertical direction of the columns (1). Each section of the cross beams (2) is connected by a sleeve (4). The cross beams (2) and the columns (1) are bolted by a connecting piece. The columns (1) are assembled by welding. The columns (1) comprise a square tube (5), a bottom plate (6), an angle rib (8), and an L-shaped stiffening rib plate (9). Two sides of the L-shaped stiffening rib plate (9) are welded at the vertical intersection of the square tube (5) and the bottom plate (6). The angle ribs (8) are arranged at intervals at the angle positions of the L-shaped stiffening rib plate (9) and are staggered from the anchor bolt holes (16). The height of the angle ribs (8) does not exceed the top position of the anchor bolts (11) after installation. The angle ribs (8) are trapezoidal and have a through-welding hole (7) at the bottom corner. The angle ribs (8) are welded to the L-shaped stiffening rib plate (9). The angle ribs (8) and the square tube (5) are at a vertical angle. The columns (1) are arranged at intervals on the foundation (12).

2. The land-saving beam-column integrated landscape steel guardrail structure according to claim 1 is characterized by: When the connecting member is an angle steel (13), a bolt hole (10) is provided on one side of the angle steel (13), one side of the angle steel (13) is welded and fixed to the cross beam (2), and the other side of the angle steel (13) is bolted to a matching bolt hole (10) on the column (1); the connecting member is a special-shaped connecting plate (15), one end of the special-shaped connecting plate (15) is welded and fixed to the cross beam (2), and the other end of the special-shaped connecting plate (15) is connected to an adjacent column (1) by bolts, and matching bolt holes (10) are provided on both the column (1) and the special-shaped connecting plate (15).

3. The land-saving beam-column integrated landscape steel guardrail structure according to claim 1 is characterized by: When the foundation (12) is a concrete box beam, the anchor bolts (11) are anchored in the foundation (12) by pre-embedding or planting reinforcement, and the column (1) is connected to the foundation (12) by the anchor bolts (11); when the foundation (12) is a steel beam, the tapping plate (3) is welded and fixed to the foundation (12), and the column (1) is connected to the foundation (12) by the tapping plate (3) and the tapping bolts.

4. The land-saving beam-column integrated landscape steel guardrail structure according to claim 2 is characterized by: The angle steel (13) is arranged on the upper side or the lower side of the cross beam (2).

5. The land-saving beam-column integrated landscape steel guardrail structure according to claim 1 is characterized by: When the upright column (1) and the cross beam (2) are connected via the angle steel (13), a plurality of heightening reserved holes (14) are provided above or above the bolt holes (10) in the vertical height direction of the upright column (1); when the height needs to be raised, bolts are inserted into the angle steel (13) and the heightening reserved holes (14) to anchor and connect the cross beam (2) and the upright column (1).

6. The land-saving beam-column integrated landscape steel guardrail structure according to claim 1, characterized in that: The sleeve (4) comprises an inner sleeve and an outer sleeve, the inner sleeve being inserted into the crossbeam (2) and the outer sleeve being sleeved on the outer side of the crossbeam (2).

7. The land-saving beam-column integrated landscape steel guardrail structure according to claim 1 is characterized by: The materials of the upright column (1), the cross beam (2), the connecting piece and the sleeve (4) are alloy steel or ordinary carbon steel.

Images