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CN-224210932-U - Railway contact net is with hanging shoulder frame

CN224210932UCN 224210932 UCN224210932 UCN 224210932UCN-224210932-U

Abstract

The utility model relates to the technical field of suspension shoulder frames, and discloses a suspension shoulder frame for a railway contact net, which comprises a mounting column, wherein a support frame is fixedly sleeved outside the mounting column, a carrier rope is connected to the outside of the support frame through a connecting piece in a wire clamp form, a contact wire is arranged at the bottom of the carrier rope, the position of the contact wire can be flexibly adjusted and stably supported under various working conditions through the mutual matching of the mounting column, the support frame, the carrier rope, the contact wire, a hanger wire, a first connecting piece and a first connecting pipe, after the mounting and use, the height or transverse adjustment of the contact wire can be carried out again, for example, the contact wire is enabled to be in a zigzag trend, and meanwhile, the contact wire and the contact wire can be buffered in an up-down damping manner in severe weather such as heavy wind, so that vibration is reduced, the contact effect of the contact wire and the contact bow slide plate is avoided, and the contact effect is ensured to be relatively practical.

Inventors

  • LIU JIANYONG
  • HAN JINGSHUANG

Assignees

  • 河北琮安电力器材有限公司

Dates

Publication Date
20260508
Application Date
20250523

Claims (6)

  1. 1. The utility model provides a railway contact net is with hanging shoulder frame, includes erection column (1), the externally fixed support frame (2) that has cup jointed of erection column (1), the outside of support frame (2) is connected with carrier cable (3) through the connecting piece of fastener form, the bottom of carrier cable (3) is provided with contact line (4), its characterized in that still includes: The adjusting component is arranged on the outer wall of the supporting frame (2) and used for adjusting the position of the contact line (4), the adjusting component comprises a first connecting piece (6), the first connecting piece (6) is fixedly sleeved on the outer wall of the supporting frame (2), a first connecting pipe (7) is hinged to the inside of the first connecting piece (6), a telescopic plate (8) is movably sleeved on the inside of the first connecting pipe (7), the telescopic plate (8) can axially slide along the first connecting pipe (7), the bottom of the telescopic plate (8) is connected with a connecting sleeve (9) through a bolt, the connecting sleeve (9) and the telescopic plate (8) are matched with the contact line (4) to be clamped and fixed, one side of the first connecting pipe (7) is fixedly provided with a fixing sleeve (11), an inner circular wall surface of the fixing sleeve (11) is movably sleeved with a telescopic column (10), the telescopic column (10) can axially slide along the fixing sleeve (11), an outer circular wall surface of the telescopic column (10) is movably sleeved with a first connecting pipe (12), one side (7) of the first connecting pipe (7) and one side (14) of the telescopic plate (7) are provided with a plurality of fixing grooves (13), the telescopic column (10) is movably sleeved with the fixing hole (13) and the fixing groove (14); And the supporting component is used for buffering and supporting the contact line (4).
  2. 2. The railway contact net suspension shoulder frame according to claim 1, wherein the supporting component comprises a second connecting piece (15), the second connecting piece (15) is fixedly sleeved on the outer wall of the supporting frame (2) through a bolt, a telescopic shaft (17) is hinged in the second connecting piece (15), a second connecting pipe (16) is hinged to the top surface of the first connecting pipe (7), a damper (18) is fixedly installed at the bottom of the inner portion of the second connecting pipe (16), a second spring (19) is movably sleeved on the outer circular wall surface of the telescopic shaft of the damper (18), and the second spring (19) is movably sleeved on the inner circular wall surface of the telescopic shaft (17).
  3. 3. The suspension shoulder frame for the railway contact network according to claim 1, wherein a plurality of hanger wires (5) are connected between the carrier cable (3) and the contact wire (4), and the hanger wires (5) are arranged at equal intervals along the length direction of the contact wire (4).
  4. 4. The suspension shoulder frame for the railway contact network according to claim 2, wherein two limiting holes (20) are formed in the outer circular wall surface of the second connecting pipe (16), and the limiting holes (20) are movably sleeved with the telescopic shaft (17).
  5. 5. The suspension shoulder frame for railway contact networks according to claim 1, characterized in that the telescopic column (10), the first spring (12) and the fixing sleeve (11) are all made of 316L stainless steel.
  6. 6. A suspension shoulder frame for railway contact networks according to claim 1, characterized in that the outer walls of the connecting sleeve (9) and the expansion plate (8) are gradually retracted inwards towards the ends.

Description

Railway contact net is with hanging shoulder frame Technical Field The utility model relates to the technical field of suspension shoulder frames, in particular to a suspension shoulder frame for a railway contact net. Background The upper cable and the lower cable connected with the suspension shoulder frame in the railway contact net are respectively a carrier rope and a contact line, the carrier rope and the contact line bear the mechanical support and the electric energy transmission function of a core in an electrified railway system, the contact line is an artery for electric energy transmission, the contact line is fixed below the carrier rope through a dropper to form a chain-shaped suspension structure, the design can enable the contact line to keep uniform height in a span, sag of a lead caused by gravity is reduced, stable leveling of a pantograph is ensured, and stable contact of the contact line is required when the contact line is in sliding contact with a pantograph slide plate. In the prior art, due to reasons such as vibration, ageing, construction method and the like, looseness of different degrees can occur, the conventional contact net single-shoulder hanging shoulder frame cannot carry out transverse fine adjustment and vertical fine adjustment on a contact wire any more after being installed, so that extremely large potential safety hazards can be brought, meanwhile, a pantograph and a contact net are arranged by means of self gravity, downforce is difficult to guarantee, severe weather such as strong wind and the like is difficult to generate vibration, short-time separation is easy to cause arc discharge, contact effect with a pantograph sliding plate is difficult to guarantee, and therefore the hanging shoulder frame for the railway contact net is necessary to solve the problems. Disclosure of utility model The utility model aims to solve the defects in the prior art, and provides a suspension shoulder frame for a railway contact net. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The utility model provides a railway contact net is with hanging shoulder frame, includes the erection column, the externally fixed support frame that has cup jointed of erection column, the outside of support frame is connected with the carrier cable through the connecting piece of fastener form, the bottom of carrier cable is provided with the contact line, still include adjusting part, adjusting part sets up the outer wall of support frame is used for right the position of contact line is adjusted, adjusting part includes first connecting piece, first connecting piece is fixed to be cup jointed the outer wall of support frame, the inside articulated first connecting pipe that has of first connecting pipe, the inside activity of first connecting pipe has cup jointed the expansion plate, the expansion plate can be followed first connecting pipe axial slip, the bottom of expansion plate is through bolted connection coupling sleeve, the coupling sleeve with the expansion plate cooperation carries out the centre gripping fixed to the contact line, one side fixed mounting of first connecting pipe has the fixed sleeve, the interior wall activity of fixed sleeve has cup jointed the expansion column, the expansion column can follow the fixed sleeve axial slip, the outer wall activity of expansion column cup joints first spring, one side and expansion plate are equipped with a plurality of expansion plate and a plurality of supporting grooves are used for carrying out the fixed orifices and support assembly. As a further scheme of the utility model, the support assembly comprises a second connecting piece, wherein the second connecting piece is fixedly sleeved on the outer wall of the support frame through a bolt, a telescopic shaft is hinged in the second connecting piece, a second connecting pipe is hinged to the top surface of the first connecting pipe, a damper is fixedly arranged at the bottom of the inner part of the second connecting pipe, a second spring is movably sleeved on the outer circular wall surface of the telescopic shaft of the damper, and the second spring is movably sleeved on the inner circular wall surface of the telescopic shaft. As a further scheme of the utility model, a plurality of hanger wires are connected between the carrier cable and the contact line, and the hanger wires are arranged at equal intervals along the length direction of the contact line. As a further scheme of the utility model, two limiting holes are formed in the outer circular wall surface of the second connecting pipe, and the limiting holes are movably sleeved with the telescopic shaft. As a further scheme of the utility model, the telescopic column, the first spring and the fixing sleeve are all made of 316L stainless steel. As a further aspect of the present utility model, the outer walls of the connection sleeve and the expansion plate are gradually contra