CN219301590U

CN219301590U - Device for monitoring settlement and deviation of railway sleeper

Info

Publication number: CN219301590U
Application number: CN202320389053.1U
Authority: CN
Inventors: 黄三能; 牟阳之星; 苏谦; 牛云彬; 王永东; 王迅; 刘礼鑫
Original assignee: Southwest Jiaotong University; Chengdu Bridge Road Overhaul Section of China Railway Chengdu Group Co Ltd
Current assignee: Southwest Jiaotong University; Chengdu Bridge Road Overhaul Section of China Railway Chengdu Group Co Ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-07-04
Anticipated expiration: 2033-03-03

Abstract

The utility model discloses a device for monitoring settlement and deflection of railway sleeper, comprising: the measuring rod comprises a measuring rod body, leveling pieces, fixing support pieces, sliding support pieces, a level meter and an inclinometer, wherein the level meter and the inclinometer are arranged on the measuring rod body, the fixing support pieces are respectively fixed at two ends of the measuring rod body, a sliding groove is formed in the axial direction of the measuring rod body, the sliding support pieces are arranged in the sliding grooves in a sliding mode, and the leveling pieces are arranged between the fixing support pieces and the sliding support pieces. The monitoring device monitors displacement through the inclinometer, can monitor vertical settlement and transverse offset of the sleeper in real time with high precision, realizes integration of the monitoring device, monitors settlement and transverse displacement simultaneously, greatly facilitates monitoring efficiency, and reduces monitoring cost; and the monitoring device has low cost, simple structure and convenient installation, saves time and labor cost, and can also efficiently complete data acquisition by patrol personnel.

Description

Device for monitoring settlement and deviation of railway sleeper

Technical Field

The utility model relates to the technical field of displacement monitoring, in particular to a device for monitoring settlement and deflection of railway sleeper.

Background

Railway traffic is used as industrial pulse for communicating various places, auxiliary material transportation and personnel flow, railway tracks are generally arranged on sleepers, roadbeds are arranged below the sleepers, the railway tracks are easy to deform and wear under long-term tilting of a load train, and in addition, the displacement and deflection of the sleepers are caused by natural settlement of the foundations, so that the track deformation is caused, and the transportation safety is seriously influenced. The traditional track overhauling mode is that patrol workers regularly patrol and maintain, but the mode has certain limitations, such as difficult to find the tiny sleeper displacement, only depends on the working experience of the patrol workers to judge, and is not beneficial to the patrol workers with insufficient working experience to carry out work. In the prior art, a system for monitoring the micro deformation of a track on line in real time by utilizing the deflection of light is proposed, and a displacement sensor is directly arranged on the track for monitoring; the real-time online monitoring system can accurately monitor the deformation of the track, but the engineering quantity of arranging the system is large, the required equipment is more and more expensive, and the system is not suitable for monitoring in a large field; the deformation of the sleeper is inconvenient to collect by directly using a displacement sensor for monitoring.

Disclosure of Invention

The utility model provides a device for monitoring settlement and deviation of a railway sleeper, which solves the defects of the existing monitoring equipment.

An apparatus for monitoring railroad tie settlement and drift, comprising: the device comprises a measuring rod, a leveling piece, a fixed support piece, a sliding support piece, a level gauge and an inclinometer, wherein the level gauge and the inclinometer are arranged on the measuring rod;

the fixed support pieces are respectively fixed at two ends of the measuring rod, the axial direction of the measuring rod is provided with a sliding groove, the sliding support pieces are arranged in the sliding groove in a sliding manner, and the leveling piece is arranged between the fixed support pieces and the sliding support pieces.

Further, the bottom of the fixed support piece is connected with a movable base, the movable base comprises a clamping groove piece, an anti-skid bolt and a vibration damping pad, and the fixed support piece is positioned in the clamping groove of the clamping groove piece and is fixed through the anti-skid bolt.

Further, the vibration damping pad is a high-temperature resistant rubber pad.

Further, screw holes are formed in the side wings of the sliding support piece, and the screw holes are matched with positioning bolts.

Further, the leveling member is a leveling bolt, and an end of the leveling member is a plane.

Further, the measuring rod, the fixed support and the sliding support are made of metal ceramic materials.

The utility model has the following beneficial effects:

(1) The monitoring device monitors displacement through the inclinometer, can monitor vertical settlement and transverse offset of the sleeper in real time with high precision, realizes integration of the monitoring device, monitors settlement and transverse displacement simultaneously, greatly facilitates monitoring efficiency, and reduces monitoring cost.

(2) The monitoring device has low manufacturing cost, is suitable for long-time outdoor placement, has a simple structure, is convenient to install, and saves time and labor cost; the patrol personnel can also efficiently complete data acquisition.

Drawings

FIG. 1 is a schematic elevational view of the apparatus of the present utility model;

FIG. 2 is a schematic view of a movable base of the present utility model;

FIG. 3 is a schematic side view of the apparatus of the present utility model;

FIG. 4 is a schematic top view of the apparatus of the present utility model;

FIG. 5 is a schematic view of the bottom construction of the device of the present utility model;

fig. 6 is a schematic structural view of a sliding support according to the present utility model.

In the figure: 1-measuring rod; 2-level gauge; 3-leveling members; 4-a fixed support; 5-sliding support; 51-side wings; 52-a slider; 6-inclinometer; 7-positioning bolts; 8-a chute; 9-screw holes; 10-a movable base; 101-a clamping groove piece; 102-an anti-skid bolt; 103-vibration damping pad.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

Referring to fig. 1, the present utility model provides an apparatus for monitoring railroad tie settlement and drift, comprising: the measuring rod 1, the leveling piece 3, the fixed support piece 4, the sliding support piece 5, the level meter 2 and the inclinometer 6;

referring to fig. 5, the cross section of the measuring bar 1 is rectangular, the whole body is in a plate structure, two ends of the measuring bar are fixedly connected with fixing support pieces 4, and the fixing support pieces 4 are used for being fixed on the outer sides of two sleepers to form a positioning reference. The lower part of the measuring rod 1 is provided with a chute 8, the chute 8 is arranged along the axial direction of the measuring rod 1, the cross section of the chute 8 is T-shaped, a sliding support piece 5 is connected in a sliding way through the chute 8, the sliding support piece 5 is used for being positioned on the inner side walls of the two sleepers, and the whole monitoring device is stable by being matched with the fixed support piece 4; referring to fig. 6, the sliding block 52 on the top of the sliding support 5 is slidably disposed in the chute 8, and the sliding block 52 may be replaced with a pulley, so that the sliding support 5 is moved with less effort.

Referring to fig. 3, a screw hole 9 is formed in a side wing 51 of the sliding support 5, the screw hole 9 is matched with a positioning bolt 7, the sliding support 5 is tightly attached to the side wall of the sleeper in actual installation, the positioning bolt 7 is rotated, the positioning bolt 7 is abutted against the bottom wall of the chute 8, and then the position of the sliding support 5 is fixed.

The design length of the measuring rod 1 is matched with the distance between two sleepers to be measured, and the measuring rod 1 and the fixed supporting piece 4 can be connected by adopting screws or bolts or can be of an integrated structure.

A leveling piece 3 is arranged between the fixed support piece 4 and the sliding support piece 5, the leveling piece 3 is used for adjusting the device to be horizontal, the leveling piece 3 is a leveling bolt, a corresponding threaded hole is formed in the measuring rod 1, the end face of the leveling bolt is arranged to be a plane, and the end face of the leveling bolt is connected with the top face of the sleeper in use.

The level 2 is fixed on top of the measuring staff 1, and assists in levelling when the device is installed, for determining whether the device is level.

The measuring rod 1, the fixed supporting piece 4 and the sliding supporting piece 5 are made of metal ceramic materials, have the advantages of toughness, bending resistance, high temperature resistance, high strength, oxidation resistance and the like, are beneficial to eliminating monitoring errors caused by deformation of the measuring rod, and improve the monitoring precision.

Referring to fig. 4, the inclinometer 6 is fixed on a side surface of the measuring staff 1 for monitoring an inclination amount of the device, and a basic operation principle thereof is not repeated as an existing device.

Referring to fig. 1 and 2, the bottoms of the fixed support 4 and the sliding support 5 are connected with a movable base 10, the movable base 10 comprises a clamping groove piece 101, an anti-skid bolt 102 and a vibration damping pad 103, the fixed support 4 is positioned in the clamping groove of the clamping groove piece 101 and is fixed through the anti-skid bolt 102, the vibration damping pad 103 is fixed at the bottom of the clamping groove piece 101, the vibration damping pad 103 is a high-temperature-resistant rubber pad, when the anti-skid bolt 102 is loosened firstly, the clamping groove piece 101 can rotate around the anti-skid bolt 102, the vibration damping pad 103 is stuck to the side wall of a sleeper, and then the anti-skid bolt 102 is screwed, so that the device is fixed on the sleeper.

The operation steps of the device are as follows: firstly, respectively arranging the fixed supporting pieces 4 at the outermost sides of two sleepers, and enabling the bottom end surfaces of the leveling pieces 3 to be in contact with the top surfaces of the sleepers; then the movable base 10 on the fixed support 4 and the sliding support 5 is rotated, so that the bottom surface of the vibration reduction pad 103 faces the side wall of the sleeper and is level with the side wall; the leveling piece 3 is rotated to observe the level meter 2, so that bubbles on the level meter 2 are positioned in the middle, and the leveling of the device is completed; the two sliding support pieces 5 are slid, so that the vibration reduction pads 103 on the sliding support pieces 5 are respectively attached to the inner side walls of the two sleeper and the positioning bolts 7 are screwed, the sliding support pieces 5 are fixed, whether air bubbles on the level meter 2 are centered or not is checked, and after the air bubbles are centered, the installation of the whole device is completed. In the subsequent monitoring process, the monitoring data of the vertical settlement and the transverse deviation of the sleeper can be obtained through the product of the inclination angle value of the inclinometer 6 and the length of the measuring rod 1.

The foregoing is merely a preferred embodiment of the utility model, which is not representative of all possible forms of the utility model, and the scope of the utility model is not limited to such specific statements and embodiments. Various other modifications and improvements can be made in light of the teachings of the present disclosure without departing from the spirit and scope of the utility model.

Claims

1. An apparatus for monitoring railroad tie settlement and drift comprising: the device comprises a measuring rod (1), a leveling piece (3), a fixed support piece (4), a sliding support piece (5), a level gauge (2) and an inclinometer (6) which are arranged on the measuring rod (1);

the fixed support pieces (4) are respectively fixed at two ends of the measuring rod (1), a sliding groove (8) is formed in the axial direction of the measuring rod (1), the sliding support pieces (5) are arranged in the sliding groove (8) in a sliding mode, and the leveling pieces (3) are arranged between the fixed support pieces (4) and the sliding support pieces (5).

2. The apparatus for monitoring railroad tie settlement and drift as set forth in claim 1, wherein: the bottom of fixed support piece (4) is connected with movable base (10), movable base (10) are including draw-in groove spare (101), anti-skidding bolt (102) and damping pad (103), fixed support piece (4) are located in the draw-in groove of draw-in groove spare (101) and pass through anti-skidding bolt (102) are fixed.

3. The apparatus for monitoring railroad tie settlement and drift as set forth in claim 2, wherein: the vibration reduction pad (103) is a high-temperature resistant rubber pad.

4. The apparatus for monitoring railroad tie settlement and drift as set forth in claim 1, wherein: screw holes (9) are formed in the side wings (51) of the sliding support piece (5), and positioning bolts (7) are matched with the screw holes (9).

5. The apparatus for monitoring railroad tie settlement and drift as set forth in claim 1, wherein: the leveling piece (3) is a leveling bolt, and the end part of the leveling piece is a plane.

6. The apparatus for monitoring railroad tie settlement and drift as defined in any one of claims 1 through 5, wherein: the measuring rod (1), the fixed support (4) and the sliding support (5) are made of metal ceramic materials.