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CN-122013611-A - Subway sleeper replacement equipment based on spike bolt anchoring

CN122013611ACN 122013611 ACN122013611 ACN 122013611ACN-122013611-A

Abstract

The invention relates to the field of rail transit maintenance equipment, and discloses subway sleeper replacement equipment based on spike bolt anchoring. The sleeper-pulling device comprises a first supporting seat, a second supporting seat, a first actuator seat, a linear actuator and a first supporting seat connecting part, wherein the first supporting seat comprises a first seat body and a first bottom plate, the second supporting seat comprises a second seat body and a second bottom plate, the first actuator seat is arranged on the first supporting seat, the linear actuator is arranged on the first actuator seat, and when a sleeper is pulled out, the actuating end of the linear actuator can penetrate through the first seat body to act on the outer side of the rail web of a steel rail. The railway sleeper is anchored on the track through the spike bolt connecting holes of the first support seat and the second support seat, the linear actuator acts on the outer side of the rail web to realize sleeper extraction, and the railway sleeper is efficiently and safely replaced, so that the railway sleeper is suitable for narrow space and limited operation time of a subway tunnel, and the advantages of reducing the labor intensity and the safety risk of workers and the like are achieved.

Inventors

  • LI SHIGUO
  • WANG HU
  • Chen Runrun
  • JI XINXIN
  • SONG QIANG
  • MA SENSEN
  • WANG BO
  • SUN QIFENG

Assignees

  • 中铁一局集团有限公司
  • 中铁一局集团新运工程有限公司
  • 中铁一局集团轨道交通运营有限公司

Dates

Publication Date
20260512
Application Date
20260330

Claims (9)

  1. 1. Subway sleeper replacement equipment based on spike bolt anchor, characterized by comprising: The first supporting seat (10), the first supporting seat (10) comprises a first seat body (11) and a first bottom plate (12), the first seat body (11) is fixed above the first bottom plate (12), a first screw bolt connecting hole matched with a spike bolt is arranged on the first bottom plate (12), The second supporting seat (20), the second supporting seat (20) comprises a second seat body (21) and a second bottom plate (22), the second seat body (21) is fixed above the second bottom plate (22), a second spike bolt connecting hole matched with a spike bolt is arranged on the second bottom plate (22), A first actuator mount (30), the first actuator mount (30) being mounted on the first support mount (10), The linear actuator (40) is arranged on the first actuator seat (30), and when the sleeper is extracted, the actuating end of the linear actuator (40) can penetrate through the first seat body (11) to act on the outer side of the rail waist of the steel rail; The first support seat link part (50), one end of the first support seat link part (50) is connected with the upper end of the first support seat (10), and the other end of the first support seat link part (50) is connected with the upper end of the second support seat (20).
  2. 2. The subway sleeper replacement equipment based on spike bolt anchoring according to claim 1, wherein the first support seat link (50) is of a rod-shaped structure, one end of the first support seat link (50) is detachably connected with the top of the first support seat (10), and the other end of the first support seat link (50) is detachably connected with the top of the second support seat (20).
  3. 3. The subway sleeper replacement equipment based on spike bolt anchoring according to claim 2, wherein the first supporting seat connecting portion (50) comprises a first connecting rod (51), a second connecting rod (52), a connecting plate (53) and a connecting pin (54), the first connecting rod (51) and the second connecting rod (52) are arranged along the same axis, the connecting plate (53) is fixedly arranged at one end, close to the first connecting rod (51), of the second connecting rod (52), and the connecting pin (54) sequentially penetrates through one end, close to the second connecting rod (52), of the first connecting rod (51) and the connecting plate (53) to detachably connect the first connecting rod (51) and the second connecting rod (52) together.
  4. 4. The subway sleeper replacement apparatus based on the spike bolt anchoring according to claim 1, wherein the linear actuator (40) is one of an oil cylinder, a gas cylinder and an electric push rod.
  5. 5. The subway sleeper replacement equipment based on spike bolt anchoring according to claim 1, wherein the first actuator base (30) comprises a first vertical plate (31) and a first connecting base (32), the first vertical plate (31) is installed on the first supporting base (10), the first vertical plate (31) is provided with a first U-shaped groove (33) for connecting the first connecting base (32), the first connecting base (32) comprises a first connecting base body (32-1) and a first connecting pin shaft (32-2) arranged on the outer side of the first connecting base body (32-1) and matched with the first U-shaped groove (33), and the linear actuator (40) is fixedly installed on the first connecting base body (32-1).
  6. 6. The subway sleeper replacement equipment based on spike bolt anchoring according to claim 1, wherein the subway sleeper replacement equipment based on spike bolt anchoring further comprises a second actuator seat (60), the second actuator seat (60) comprises a second vertical plate (61) and a second connecting seat (62), a clamping groove (63) corresponding to a rail head is formed in the bottom of the second vertical plate (61), a second U-shaped groove (64) for connecting the second connecting seat (62) is formed in the upper portion of the second vertical plate (61), and the second connecting seat (62) comprises a second connecting seat body (62-1) and a second connecting pin shaft (62-2) arranged outside the second connecting seat body (62-1) and matched with the second U-shaped groove (64).
  7. 7. The subway sleeper replacement device based on spike bolt anchoring according to claim 6, further comprising a second support seat link (70), wherein the second support seat link (70) comprises a second support seat connecting rod (71), a first pushing baffle (72) and a second pushing baffle (73), one end of the second support seat connecting rod (71) is connected with the top end of the first support seat (10), the other end of the second support seat connecting rod (71) extends to one side, far away from the first support seat (10), of the second support seat (20), the upper end of the second support seat (20) is connected with the lower side of the second support seat connecting rod (71) body, the first pushing baffle (72) is arranged on one end, far away from the first support seat (10), of the second support seat connecting rod (71), and the second pushing baffle (73) is arranged in the middle section of the second support seat connecting rod (71) body.
  8. 8. The subway sleeper replacement apparatus based on the spike bolt anchoring according to claim 1, further comprising a track trolley (80) and a power device (81), wherein the power device (81) is arranged on the track trolley (80), and the power device (81) is connected with the linear actuator (40) for providing energy or power for the linear actuator (40).
  9. 9. The subway sleeper replacement apparatus based on the spike bolt anchoring according to claim 8, wherein the linear actuator (40) is an oil cylinder, the power device (81) is a hydraulic station, and the hydraulic station is connected with the oil cylinder through an oil pipe.

Description

Subway sleeper replacement equipment based on spike bolt anchoring Technical Field The invention relates to the field of rail transit maintenance equipment, in particular to subway sleeper replacement equipment based on spike bolt anchoring. Background As a core network for urban public transportation, subways have generally entered a overhaul period along with the increase of service life. The sleeper is used as a key bearing part of a track structure, and is easy to crack, decay of a wooden sleeper or abrasion of a rail bearing groove of a concrete sleeper and other diseases under the action of long-term bearing of dynamic load and complex environment of a train, so that the sleeper must be replaced in time to ensure the stability of the track structure and the driving safety. However, implementing tie replacement operations within subway tunnels faces multiple practical difficulties. The tunnel inner space is very narrow, and the headroom height is low, and laid signal system, power supply line and other affiliated facilities, lead to large-scale road maintenance machinery to be difficult to pass and operate. Meanwhile, the subway operation is highly intensive, the time reserved for a 'skylight point' of maintenance operation is extremely limited, and usually only 2 to 3 hours, and the replacement process is required to be efficient and quick. The existing operation mode completely depends on manual operation, workers use simple tools such as a crow bar and a jack to draw out and implant the sleeper, the labor intensity is extremely high, a plurality of workers are required to cooperate, the efficiency is low, safety risks such as tool slipping, accidental rolling or moving of the sleeper exist, scheduled replacement tasks are difficult to complete in a short skylight point, and the maintenance progress and the operation safety are severely restricted. Therefore, there is a need for a compact sleeper replacement apparatus that is compact, easy to operate, capable of being quickly disassembled and assembled, and that is adaptable to the particular conditions of a subway tunnel. In view of the above, there is a need in the art for improvements. Disclosure of Invention The invention aims to overcome the defects in the prior art, provides subway sleeper replacement equipment based on spike bolt anchoring, and has the advantages of efficiently and safely replacing sleepers, adapting to narrow space and limited operation time of a subway tunnel, reducing labor intensity and safety risk and the like. In order to achieve the above object, the present invention provides a subway sleeper replacement apparatus based on a spike bolt anchoring, comprising: The first supporting seat comprises a first seat body and a second bottom plate, the first seat body is fixed above the first bottom plate, a first nail screw bolt connecting hole matched with the spike screw bolt is arranged on the first bottom plate, The second supporting seat comprises a second seat body and a second bottom plate, the second seat body is fixed above the second bottom plate, a second spike bolt connecting hole matched with the spike bolt is arranged on the second bottom plate, A first actuator seat mounted on the first support seat, The linear actuator is arranged on the first actuator seat, and when the sleeper is extracted, the actuating end of the linear actuator can penetrate through the first seat body to act on the outer side of the rail waist of the steel rail; and one end of the first support seat link part is connected with the upper end of the first support seat, and the other end of the first support seat link part is connected with the upper end of the second support seat. Furthermore, the invention also provides that the first support seat link part is of a rod-shaped structure, one end of the first support seat link part is detachably connected with the top of the first support seat, and the other end of the first support seat link part is detachably connected with the top of the second support seat. Furthermore, the invention also provides that the first supporting seat connecting part comprises a first connecting rod, a second connecting rod, a connecting plate and a connecting pin, wherein the first connecting rod and the second connecting rod are arranged along the same axis, the connecting plate is fixedly arranged at one end of the second connecting rod, which is close to the first connecting rod, the connecting pin sequentially penetrates through one end of the first connecting rod, which is close to the second connecting rod, and the connecting pin is arranged on the connecting plate, so that the first connecting rod and the second connecting rod are detachably connected together. Furthermore, the invention also provides that the linear actuator is one of an oil cylinder, an air cylinder and an electric push rod. Furthermore, the invention also provides that the first actuator seat comprises a first vertical plate and a firs