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CN-224228356-U - H-shaped double-spliced steel column of high-speed rail contact net

CN224228356UCN 224228356 UCN224228356 UCN 224228356UCN-224228356-U

Abstract

The utility model relates to the technical field of supporting structures and discloses an H-shaped double-spliced steel column of a high-speed rail contact net, which comprises a base, wherein a mounting groove is formed in the upper middle of the base, a first H-shaped steel column is connected to the left side of the inside of the mounting groove in a sliding manner, a second H-shaped steel column is connected to the right side of the inside of the mounting groove in a sliding manner, limiting grooves are formed in the front side and the rear side of the upper part of the base, limiting blocks are connected to the inner bottoms of the limiting grooves in a sliding manner, connecting blocks are fixedly connected to the upper parts of the limiting blocks, an assembly component is arranged on the upper parts of the connecting blocks and used for assembling the H-shaped steel columns, the assembly component comprises a mounting plate, the mounting plate is fixedly connected to the upper parts of the connecting blocks, and connecting plates are fixedly connected to the left side and the right side of the opposite sides of the mounting plate. According to the utility model, the H-shaped double-spliced steel column of the high-speed rail contact net is convenient to assemble by matching the structures of the first H-shaped steel column, the mounting groove, the second H-shaped steel column, the mounting plate, the connecting plate, the bolts and the like, so that the assembling efficiency of the H-shaped double-spliced steel column is improved.

Inventors

  • YANG XIKUI
  • LIU NING
  • MA JIAPING
  • ZHANG CHAO

Assignees

  • 河北三恩金属结构有限公司

Dates

Publication Date
20260512
Application Date
20250605

Claims (7)

  1. 1. The H-shaped double-spliced steel column for the high-speed rail contact net comprises a base (1) and is characterized in that an installation groove (2) is formed in the upper middle of the base (1), a first H-shaped steel column (3) is connected to the left side of the inside of the installation groove (2) in a sliding mode, a second H-shaped steel column (4) is connected to the right side of the inside of the installation groove (2) in a sliding mode, limit grooves (5) are formed in the front side and the rear side of the upper portion of the base (1), limit blocks (7) are connected to the inner bottom of each limit groove (5) in a sliding mode, connecting blocks (6) are fixedly connected to the upper portions of the limit blocks (7), and assembly components are arranged on the upper portions of the connecting blocks (6) and used for assembling the H-shaped steel columns.
  2. 2. The H-shaped double-spliced steel column for the high-speed rail contact net is characterized in that the assembly component comprises an installation plate (8), the installation plate (8) is fixedly connected to the upper portion of the connecting block (6), connecting plates (9) are fixedly connected to the left side and the right side of the opposite sides of the installation plate (8), and bolts (10) uniformly penetrate through the connecting plates (9).
  3. 3. The H-shaped double-spliced steel column of the high-speed rail contact net is characterized in that the base (1) is made of carbon steel, the first H-shaped steel column (3) and the second H-shaped steel column (4) are made of stainless steel, and the connecting block (6) and the limiting block (7) are made of cast iron.
  4. 4. The H-shaped double-spliced steel column of the high-speed rail contact net is characterized in that the limiting block (7) is connected to the outer sides of the first H-shaped steel column (3) and the second H-shaped steel column (4) in a sliding mode.
  5. 5. The H-shaped double-spliced steel column for the high-speed rail contact net is characterized in that the mounting plate (8) is made of aluminum alloy, and the connecting plate (9) is made of stainless steel.
  6. 6. The H-shaped double-spliced steel column for the high-speed rail contact net is characterized in that the first H-shaped steel column (3) and the second H-shaped steel column (4) are fixedly connected with a connecting plate (9) through bolts (10).
  7. 7. The H-shaped double-spliced steel column for the high-speed rail contact net is characterized in that the connecting block (6) is connected inside the limiting groove (5) in a sliding mode, and the bolt (10) is made of stainless steel.

Description

H-shaped double-spliced steel column of high-speed rail contact net Technical Field The utility model relates to the technical field of supporting structures, in particular to an H-shaped double-spliced steel column of a high-speed rail contact net. Background In a high-speed railway overhead line system, an H-shaped double-spliced steel column is one of the common support structures, and carries important components of the overhead line system, such as overhead line system suspension systems and the like, and the steel columns must have sufficient strength, stability and corrosion resistance to ensure long-term safe operation of the high-speed railway overhead line system. Along with the continuous expansion of railway networks, higher requirements are put forward on the design of steel columns of high-speed rail contact networks, and at present, the traditional H-shaped steel columns often need complex process flows in the installation process, and are complex in operation and time-consuming. Disclosure of utility model In order to make up for the defects, the utility model provides an H-shaped double-spliced steel column of a high-speed rail contact net, and aims to solve the problem of general assembly efficiency of the H-shaped double-spliced steel column of the high-speed rail contact net in the prior art. In order to achieve the purpose, the H-shaped double-spliced steel column of the high-speed rail contact net comprises a base, wherein the upper middle part of the base is provided with a mounting groove, the left side inside the mounting groove is in sliding connection with a first H-shaped steel column, the right side inside the mounting groove is in sliding connection with a second H-shaped steel column, the front side and the rear side of the upper part of the base are both provided with limiting grooves, the inner bottoms of the limiting grooves are in sliding connection with limiting blocks, the upper parts of the limiting blocks are fixedly connected with connecting blocks, and the upper parts of the connecting blocks are provided with assembling components for assembling the H-shaped steel columns. As a further description of the above technical solution: The assembly component comprises a mounting plate, the mounting plate is fixedly connected to the upper portion of the connecting block, the connecting plates are fixedly connected to the left side and the right side of the opposite sides of the mounting plate, and bolts uniformly penetrate through the inside of the connecting plates. As a further description of the above technical solution: The base adopts the carbon steel material, first H type steel column and second H type steel column all adopt stainless steel material, connecting block and stopper all adopt cast iron material. As a further description of the above technical solution: The limiting block is connected to the outer sides of the first H-shaped steel column and the second H-shaped steel column in a sliding mode. As a further description of the above technical solution: the mounting plate is made of aluminum alloy, and the connecting plate is made of stainless steel. As a further description of the above technical solution: The first H-shaped steel column and the second H-shaped steel column are fixedly connected with the connecting plate through bolts. As a further description of the above technical solution: The connecting block sliding connection is inside the spacing groove, the bolt adopts stainless steel. The utility model has the following beneficial effects: 1. According to the utility model, the first H-shaped steel column is pushed to move to the left side in the installation groove, the second H-shaped steel column is pushed to move to the right side in the installation groove, the installation plate is pushed to drive the connection plate to move, the connection plate slides to the side, far away from the second H-shaped steel column, of the first H-shaped steel column, and finally the bolt is rotated to connect the connection plate with the first H-shaped steel column and the second H-shaped steel column, so that the H-shaped double-spliced steel column of the high-speed rail contact net is convenient to assemble, and the assembly efficiency of the H-shaped double-spliced steel column is improved. 2. According to the utility model, the compressive strength, stability and corrosion resistance of the base are ensured by adopting a carbon steel material, the strength and corrosion resistance of the first H-shaped steel column and the second H-shaped steel column are improved by adopting a stainless steel material, and the stability and wear resistance of the connecting block and the limiting block are improved by adopting a cast iron material, so that the service life of the H-shaped double-spliced steel column of the high-speed rail contact net is prolonged. Drawings Fig. 1 is a perspective view of an H-type double-spliced steel column of a high-speed rail contact