CN-224217991-U - Existing railway line crossing frame for overhead line migration construction

CN224217991UCN 224217991 UCN224217991 UCN 224217991UCN-224217991-U

Abstract

The utility model belongs to the technical field of a crossing frame, and discloses an existing railway line crossing frame for transferring and changing an overhead line, which comprises a lifting box and a fixed plate, wherein the rear side of the fixed plate is fixedly connected with a motor, the output end of the motor is rotationally connected with a first screw rod, the outer side of the first screw rod is sleeved with a groove-shaped plate, the other end of the first screw rod is rotationally connected with a fixed frame, the top end of the fixed frame is fixedly connected with the top end of a supporting anti-conductive plate, the top end of the groove-shaped plate is provided with a sliding groove, the sliding groove of the groove-shaped plate is internally and slidingly connected with a fixed rod, and the bottom end of the fixed rod is fixedly connected with a first sliding rod.

Inventors

JI YUNLONG
WANG LIMING
YUAN FENG
GU SHIMIN
LI PENGFEI
CHI HONGWEI
SU NING
GUO YANKAI
GAO ZIHAO

Assignees

中铁二十二局集团电气化工程有限公司
中铁二十二局集团有限公司

Dates

Publication Date: 20260508
Application Date: 20250214

Claims (7)

1. The existing railway line crossing frame for construction is changed to overhead line, comprises a lifting box (1) and a fixed plate (2), and is characterized in that a motor (3) is fixedly connected to the rear side of the fixed plate (2), a first screw rod (4) is rotatably connected to the output end of the motor (3), a groove-shaped plate (5) is sleeved on the outer side of the first screw rod (4), a fixing frame (9) is rotatably connected to the other end of the first screw rod (4), the top end of the fixing frame (9) is fixedly connected to the top end of a supporting anti-conducting plate (19), a sliding groove is formed in the top end of the groove-shaped plate (5), a fixed rod (6) is slidably connected to the inside of the sliding groove of the groove-shaped plate (5), a threaded groove is formed in the inner portion of the first sliding rod (7), a threaded rod (11) is connected to the inner portion of the threaded groove of the first sliding rod (7), a handle (10) is fixedly connected to the outer side of the threaded rod (11), the other end of the first screw rod (11) is fixedly connected to the second sliding rod (13), and the second clamping hoop (14) is fixedly connected to the outer side of the second sliding rod (14).
2. The existing railway line crossing frame for the construction of the overhead line transfer of claim 1, wherein a sliding groove is formed in the top end of the fixed plate (2), a sliding block (8) is connected inside the sliding groove of the fixed plate (2) in a sliding mode, the top end of the sliding block (8) is fixedly connected with the bottom end of a first sliding rod (7), and the first sliding rod (7) and a second sliding rod (14) slide at the top end of the fixed plate (2) at equal intervals.
3. The existing railway line crossing frame for the construction of the overhead line transfer according to claim 1, wherein a driving source (15) is fixedly connected inside the overhead line transfer construction box (1), a second screw rod (16) is rotatably connected to the output end of the driving source (15), a sliding cylinder (17) is spirally connected to the outer side of the second screw rod (16), a sleeve (18) is sleeved on the outer side of the sliding cylinder (17), and the bottom end of the sleeve (18) is fixedly connected to the top end of a supporting plate (21).
4. The existing railway line crossing frame for the construction of the overhead line transfer of claim 1, wherein the bottom end of the supporting anti-conducting plate (19) is fixedly connected with a hydraulic rod (20), the bottom end of the hydraulic rod (20) is fixedly connected with a supporting plate (21), the bottom end of the supporting plate (21) is fixedly connected with a driving gear (22), and the outer side of the driving gear (22) is meshed and rotationally connected with a driven gear (23).
5. The existing railway line crossing frame for the construction of the overhead line transfer of claim 4, wherein the bottom end of the driven gear (23) is fixedly connected to the top end of the overhead box (1), and the supporting plate (21) is rotatably arranged at the top end of the overhead box (1).
6. The existing railway line crossing frame for the construction of the overhead line transition of claim 1, wherein two groups of the clamps (13) are arranged, and a wire harness (12) is tightly abutted against the interiors of the two groups of the clamps (13).
7. The existing railway line crossing frame for the construction of the overhead line transfer of claim 2, wherein the first sliding rods (7) are provided with a plurality of groups and are symmetrically arranged at the top end of the fixed plate (2), and the groove-shaped plates (5) slide up and down at the top end of the fixed plate (2).

Description

Existing railway line crossing frame for overhead line migration construction Technical Field The utility model belongs to the technical field of crossing frames, and particularly relates to an existing railway line crossing frame for overhead line migration construction. Background The railway line crossing frame is used for providing a safe passage for a newly erected railway line crossing railway in the construction process of the transition and modification of the overhead line, and ensures the normal operation of the railway and the safety of constructors in the construction process. The patent with the application number 201320288321.7 discloses an existing railway line crossing frame for construction of an overhead line, which comprises two vertical supports which are respectively arranged on the left side and the right side of the crossing existing railway line, wherein the two vertical supports are arranged in parallel with the existing railway line, a horizontal protection net woven by ropes is arranged between the two vertical supports, the height of the horizontal protection net is higher than the top height of a carriage of a train running on the existing railway line, the space between the two vertical supports is larger than the occupation width of the existing railway line, and the horizontal protection net is a rectangular protection net. However, in the implementation related technology, when the existing railway line crossing frame for the overhead line migration construction is used for adjusting the railway line bundles, the line bundles on the overhead line are numerous, the caliber sizes are inconsistent, and when the overhead line is carried and slipped, the line bundles cannot be stored, so that the line bundles are loosened on the ground, and when the line bundles with high-voltage wires are contacted with the rails, the problem of great potential safety hazard exists. Disclosure of utility model In order to solve the problems in the prior art, the utility model provides the existing railway line crossing frame for the construction of the overhead line, which has the advantages of being capable of storing and arranging the wire bundles, avoiding electric connection of the broken wire bundles caused by construction, generating electric wire accidents and ensuring normal operation of a railway and safety of constructors in the construction process. The existing railway line crossing frame for the overhead line migration construction comprises a lifting box and a fixing plate, wherein a motor is fixedly connected to the rear side of the fixing plate, a first screw rod is rotatably connected to the output end of the motor, a groove-shaped plate is sleeved on the outer side of the first screw rod, a fixing frame is rotatably connected to the other end of the first screw rod, the top end of the fixing frame is fixedly connected to the top end of a supporting conductive plate, a sliding groove is formed in the top end of the groove-shaped plate, a fixing rod is slidably connected to the inside of the sliding groove of the groove-shaped plate, a first sliding rod is fixedly connected to the bottom end of the fixing rod, a thread groove is formed in the first sliding rod, a threaded rod is connected to the inside of the thread groove of the first sliding rod, a handle is fixedly connected to the outer side of the threaded rod, a clamp is fixedly connected to the other end of the threaded rod, and a second sliding rod is slidably arranged on the front end of the fixing plate. Preferably, the top of fixed plate has seted up the spout, the inside sliding connection of spout of fixed plate has the slider, the bottom fixed connection of the top of slider and first slide bar, first slide bar and second slide bar are at the top equidistance slip of fixed plate. Preferably, the inside fixedly connected with actuating source of overhead case, the output of actuating source rotates and is connected with the second lead screw, the outside screwed connection of second lead screw has a slip section of thick bamboo, the outside cover of slip section of thick bamboo is equipped with the sleeve, telescopic top fixedly connected with supports prevents the current-carrying plate. Preferably, the bottom fixedly connected with hydraulic stem of supporting the anti-conductive plate, the bottom fixedly connected with backup pad of hydraulic stem, the bottom fixedly connected with driving gear of backup pad, the outside meshing rotation of driving gear is connected with driven gear. Preferably, the bottom end of the driven gear is fixedly connected to the top end of the lifting box, and the supporting plate is rotatably arranged at the top end of the lifting box. Preferably, the clamp is provided with two groups, and two groups the inside of clamp supports tightly and is provided with the pencil. Preferably, the first sliding bar is provided with several groups. And the groove-shaped plates are symmetrically arra