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CN-122009255-A - Working vehicle for overhauling in tunnel and construction method thereof

CN122009255ACN 122009255 ACN122009255 ACN 122009255ACN-122009255-A

Abstract

The invention aims to provide a working vehicle for overhauling in a tunnel and a construction method thereof, which belong to the technical field of railway overhauling and comprise a rail working vehicle, a transverse movement auxiliary vehicle, a lifting overhauling mechanism and a turnover assembly; the track operation vehicle comprises an operation vehicle body, wherein a first motor and a connecting lug plate are arranged on the top surface of the operation vehicle body, a first ball screw slider pair is arranged at the output end of the first motor, the connecting lug plate is positioned on two sides of the first motor, a butt joint male plate is arranged at two ends of the other side of the operation vehicle body, a first sliding chute is arranged at two ends of the top surface of the operation vehicle body, a track wheel is connected below the operation vehicle body through a lifting oil cylinder, a second motor is arranged above the track wheel, a reduction gear box is connected with the output end of the second motor, and the output end of the reduction gear box is connected with the track wheel. By using the device, the construction time of the rail operation vehicle leaving the rail area can be controlled to be about 5 minutes, and the utilization rate of the maintenance empty window period is greatly improved.

Inventors

  • GAO JIAN

Assignees

  • 吕梁学院

Dates

Publication Date
20260512
Application Date
20260318

Claims (8)

  1. 1. The working vehicle for overhauling in the tunnel is characterized by comprising a rail working vehicle, a transverse movement auxiliary vehicle, a lifting overhauling mechanism and a turnover assembly; The track operation car comprises an operation car body (1), a first motor (2) and two connecting lug plates (3) are arranged on the top surface of the operation car body (1), a second ball screw slider pair (4) is arranged at the output end of the first motor (2), the connecting lug plates (3) are respectively located on two sides of the first motor (2), butt joint male plates (5) with holes are respectively arranged at two ends of the other side of the operation car body (1), sliding grooves (6) are respectively arranged at two ends of the top surface of the operation car body (1), one ends of the sliding grooves (6) close to the butt joint male plates (5) are arranged in an opening mode, a track wheel (8) is connected below the operation car body (1) through a lifting oil cylinder (7), a second motor (9) is arranged above the track wheel (8), a reduction gearbox is connected to the output end of the second motor (9), and the output end of the reduction gearbox is connected with the track wheel (8).
  2. 2. The working vehicle for overhauling in a tunnel according to claim 1, wherein the traversing auxiliary vehicle comprises an auxiliary vehicle body (10), a motor III (11) is arranged on the top surface of the auxiliary vehicle body (10), a ball screw slider pair II (12) is arranged at the output end of the motor III (11), sliding grooves II (13) are arranged on two sides of the ball screw slider pair II (12), a butt joint mother board (14) with holes is arranged on one side of the auxiliary vehicle body (10), the butt joint mother board (14) is connected with a butt joint male board (5) of the working vehicle body (1) through a bolt (15), one end of the sliding grooves II (13) close to the butt joint mother board (14) is arranged in an opening mode, a road wheel (16) is arranged below the auxiliary vehicle body (10), a motor IV is arranged above the road wheel (16), a reduction gearbox is connected to the output end of the motor IV, and the output end of the reduction gearbox is connected with the road wheel (16).
  3. 3. The working vehicle for overhauling in a tunnel according to claim 2, wherein the lifting overhauling mechanism comprises a storage box (17) and an overhauling working platform box (18), the storage box (17) and the overhauling working platform box (18) are connected through a scissor mechanism (19), a through groove (20) is formed in the middle position of the bottom of the storage box (17), the through groove (20) is matched with a first ball screw slider pair (4) and a second ball screw slider pair (12), and travelling wheels are symmetrically arranged on two sides of the through groove (20).
  4. 4. A working vehicle for overhauling in a tunnel according to claim 3, wherein the number of the travelling wheels on each side is at least three, the travelling wheels are shoulder pole wheel sets, each travelling wheel comprises a wheel frame (21), wheel seats (22) are symmetrically arranged on two sides of each wheel frame (21), each wheel seat (22) is in running fit with each wheel frame (21), two rollers (23) are arranged on each wheel seat (22), each wheel frame (21) is located between the two rollers (23), and side wheels (24) are arranged on the outer sides of each wheel seat (22).
  5. 5. A working vehicle for in-tunnel maintenance according to claim 4, wherein the turnover assembly comprises two windlass (25) and a stand column (26) which are arranged on the auxiliary vehicle body (10), the windlass (25) is arranged on one side close to the motor III (11), the stand column (26) is arranged on one side far away from the motor III (11), a pulley (27) is arranged at the top end of the stand column (26), a steel wire rope (28) is wound on the windlass (25), and the other end of the steel wire rope (28) bypasses the pulley (27) to be connected with a connecting lug plate (3) on the top surface of the working vehicle body (1).
  6. 6. A working vehicle for in-tunnel maintenance according to claim 1, wherein the open end of the first chute (6) is provided with a chamfer or rounded corner.
  7. 7. A working vehicle for in-tunnel maintenance according to claim 2, wherein the open end of the second chute (13) is provided with a chamfer or rounded corner.
  8. 8. A construction method of a working vehicle for in-tunnel maintenance according to any one of claims 1 to 7, comprising the steps of: S1, building a platform (29) on one side of a track, lowering a fork shearing mechanism (19), accommodating the fork shearing mechanism into a storage box (17), moving a track operation vehicle to one side of the platform (29), arranging a traversing auxiliary vehicle on the platform (29), connecting a sliding block on a ball screw sliding block pair I (4) with a lifting maintenance mechanism, and arranging a travelling wheel in a sliding groove I (6); S2, the transverse movement auxiliary vehicle moves towards the rail operation vehicle, and the lifting oil cylinders (7) are synchronously adjusted until the butt joint male plate (5) and the butt joint mother plate (14) are aligned and connected through the bolts (15); S3, driving a first ball screw slider pair (4) by a first motor (2), driving a lifting maintenance mechanism to move transversely towards a transverse moving auxiliary vehicle until a storage box (17) is connected with a slider on a second ball screw slider pair (12), separating the slider on the first ball screw slider pair (4) from the lifting maintenance mechanism, and driving the second ball screw slider pair (12) by a third motor (11) to drive the lifting maintenance mechanism to move completely onto the transverse moving auxiliary vehicle; s4, a steel wire rope (28) pulled out by a winch (25) bypasses a pulley (27) and is connected with the connecting lug plate (3); s5, starting a winch (25), tensioning a steel wire rope (28), and then contracting a lifting oil cylinder (7) to enable the rail wheel (8) to be separated from the rail; S6, the winch (25) continues to rotate, so that the rail operation vehicle rotates for 30-45 degrees around the bolt (15), and the traversing auxiliary vehicle moves backwards synchronously, so that the rail operation vehicle leaves the rail area.

Description

Working vehicle for overhauling in tunnel and construction method thereof Technical Field The invention belongs to the technical field of railway overhaul, and particularly relates to an operation vehicle for in-tunnel overhaul and a construction method thereof. Background Railway maintenance is usually carried out by using a working vehicle walking on a track, the working vehicle needs to carry out maintenance on railway equipment in a 'maintenance empty window period', and the 'maintenance empty window period' generally refers to a fixed time period which is pre-arranged, regulated and used for carrying out construction, maintenance and inspection operations on equipment such as lines, bridges, signals, contact networks and the like in a train operation diagram and does not lay train operation lines (or adjust operation modes). The method has the core purposes of providing necessary operation conditions for equipment maintenance on the premise of ensuring absolute driving safety, thereby realizing balance of transportation and maintenance and ensuring long-term reliable operation of railways. The maintenance empty period time is precious, especially in busy trunks, the "maintenance empty period" time is very short, and efficient utilization is required. The problems are particularly remarkable when the tunnel is encountered, and the track equipment is required to be transferred out of the tunnel under the condition that the overhaul operation is not completed due to insufficient overhaul blank period, and is transferred into the tunnel again after the next overhaul blank period for overhaul operation, so that the overhaul operation efficiency is seriously influenced. Disclosure of Invention The invention provides an operation vehicle for overhauling in a tunnel and a construction method thereof, aiming at the problem of low efficiency of railway overhauling operation in the tunnel. The invention adopts the following technical scheme: a working vehicle for overhauling in a tunnel comprises a rail working vehicle, a transverse moving auxiliary vehicle, a lifting overhauling mechanism and a turnover assembly; The track operation vehicle comprises an operation vehicle body, a first motor and two connecting lug plates are arranged on the top surface of the operation vehicle body, a second ball screw slider pair is arranged at the output end of the first motor, the connecting lug plates are respectively located on two sides of the first motor, butt joint male plates with holes are respectively arranged at two ends of the other side of the operation vehicle body, sliding grooves are respectively arranged at two ends of the top surface of the operation vehicle body, one end of each sliding groove, close to the butt joint male plates, is arranged in an opening mode, a track wheel is connected to the lower portion of the operation vehicle body through a lifting oil cylinder, a second motor is arranged above the track wheel, a reduction gear box is connected to the output end of the second motor, and the output end of the reduction gear box is connected with the track wheel. Further, the sideslip auxiliary vehicle comprises an auxiliary vehicle body, a motor III is arranged on the top surface of the auxiliary vehicle body, a ball screw slider pair II is arranged at the output end of the motor III, sliding grooves II are formed in two sides of the ball screw slider pair II, a butt joint mother board with holes is arranged on one side of the auxiliary vehicle body, the butt joint mother board is connected with a butt joint male board of the operation vehicle body through a bolt, one end of the sliding grooves II, which is close to the butt joint mother board, is arranged in an open mode, a highway wheel is arranged below the auxiliary vehicle body, a motor IV is arranged above the highway wheel, a reduction gear box is connected with the output end of the motor IV, and the output end of the reduction gear box is connected with the highway wheel. Further, the lifting maintenance mechanism comprises a storage box and a maintenance operation platform box, the storage box is connected with the maintenance operation platform box through a shearing fork mechanism, a through groove is formed in the middle position of the bottom of the storage box, the through groove is matched with the ball screw slider pair I and the ball screw slider pair II, and walking wheels are symmetrically arranged on two sides of the through groove. Further, the number of the travelling wheels on each side is at least three, the travelling wheels are shoulder pole wheel sets, each travelling wheel comprises a wheel carrier, wheel seats are symmetrically arranged on two sides of each wheel carrier, each wheel seat is in running fit with each wheel carrier, two rolling wheels are arranged on each wheel seat, each wheel carrier is located between the two rolling wheels, and side wheels are arranged on the outer sides of each wheel seat. Further, the tu