CN220413906U

CN220413906U - Monitoring and early warning device for displacement of backing plate under railway fastener rail

Info

Publication number: CN220413906U
Application number: CN202322113152.XU
Authority: CN
Inventors: 曾志平; 黄志斌; 饶惠明; 吴达; 李桩; 黄永勇; 王卫东; 谢宏; 何邵炳; 梅达; 王正超; 张天琦; 刘卓; 黄旭东
Original assignee: Southeast Coast Railway Fujian Co ltd; Central South University; China Railway Nanchang Group Co Ltd
Current assignee: Southeast Coast Railway Fujian Co ltd; Central South University; China Railway Nanchang Group Co Ltd
Priority date: 2023-08-08
Filing date: 2023-08-08
Publication date: 2024-01-30
Anticipated expiration: 2033-08-08

Abstract

The utility model discloses a monitoring and early warning device for the displacement of a backing plate under a railway fastener rail, which comprises an adjustable monitoring structure arranged on one side of a steel rail, wherein the adjustable monitoring structure comprises a support seat fixed on a base rail, a support plate is arranged at the top of the support seat, one end of the support plate extends to one side of the steel rail, an induction probe is arranged at the bottom of the support plate, a positioning structure is arranged between the induction probe and the support plate, and the positioning structure comprises a T-shaped block, a T-shaped chute and a T-shaped bolt; according to the utility model, through improving and optimizing the monitoring and early warning device for the displacement of the rail pad of the railway fastener in the prior art, the positioning structure is designed between the supporting plate and the sensing probe, so that an operator can adaptively adjust the position of the sensing probe according to actual monitoring requirements during actual use, the overall use flexibility and convenience of monitoring the displacement of the rail pad of the railway fastener are greatly improved, and different monitoring requirements are met.

Description

Monitoring and early warning device for displacement of backing plate under railway fastener rail

Technical Field

The utility model belongs to the technical field of monitoring of railway fastener rail lower base plates, and particularly relates to a monitoring and early warning device for the displacement of a railway fastener rail lower base plate.

Background

The rail lower backing plate of the railway fastener is used for directly supporting the load of the steel rail, rubber materials are generally adopted, the rubber cushion is driven to move together in the reciprocating motion process of the steel rail, the longitudinal friction force of the rubber cushion is reduced during resetting, the rubber cushion cannot be completely reset along with the steel rail, so that the part of the rubber cushion slides out, the sliding-out length of the rubber cushion is longer and longer, the effective supporting area of the rubber cushion and the steel rail is reduced and the elasticity is reduced after the rubber cushion is shifted out, and the vibration reduction effect is reduced; the longitudinal resistance of the fastener is also reduced, the relative displacement of the beam rail is increased, and even the rail bottom is out of position, so that rigid contact possibly exists between the steel rail and the iron backing plate, therefore, real-time monitoring is needed to be adopted for the lower backing plate of the railway fastener rail, real-time induction is carried out when the play part of the lower backing plate of the railway fastener rail is larger, and the lower backing plate of the railway fastener rail is transmitted to a monitoring terminal through a signal wire, so that operation and maintenance personnel are timely reminded to maintain and overhaul the lower backing plate of the railway fastener rail which is played out;

however, when the existing monitoring probe for the track-down pad jumping out is actually used, most of the existing monitoring probe is a fixed installation structure with a supporting rod and a bolt, so that the installation position of the monitoring probe is relatively fixed, the position of the monitoring probe cannot be adaptively adjusted according to actual use requirements, and the use flexibility of the monitoring probe is reduced.

Disclosure of Invention

The utility model aims to provide a monitoring and early warning device for the displacement of a rail pad under a railway fastener, which aims to solve the problem that the installation position of the monitoring and early warning device for the displacement of the rail pad under the railway fastener is inconvenient to flexibly adjust.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a displacement monitoring and early warning device is fleed to railway fastener rail lower bolster, includes the adjustable monitoring structure of installing in rail one side, and the bottom of rail has set gradually down elastic shim plate, iron shim plate and has set gradually down high backing plate, and the both sides of iron shim plate all are provided with the gauge dog, the monitoring structure of adjusting is including fixing the support seat on the base rail, the fagging is installed at the top of support seat, and the one end of fagging extends to one side of rail, inductive probe is installed to the bottom of fagging, be provided with the structure of adjusting the position between inductive probe and the fagging, the structure of adjusting the position includes T shape piece, T shape spout and T shape bolt, inductive probe's top surface is fixed with T shape piece, T shape spout has been seted up to the bottom surface of fagging, T shape piece slides into in the T shape spout, the slot has been seted up to the top surface of T shape piece, a plurality of jacks have been seted up to the top surface of fagging, T shape bolt is installed at the top of fagging, and the bottom of T shape runs through and inserts in one of slots through the jack.

Preferably, the positioning structure further comprises two inner grooves formed in the T-shaped block, a spring and telescopic clamping beads are arranged in the inner grooves, annular clamping grooves are formed in the bottom end surfaces of the T-shaped bolts, and the ends of the telescopic clamping beads penetrate into the annular clamping grooves.

Preferably, side holes communicated with the inner groove are formed in the inner walls of the two sides of the slot, the size of each side hole corresponds to the size of the end part of the telescopic clamping bead, sealing blocks are fixed on the surfaces of the two sides of the T-shaped block, and the inner ends of the sealing blocks are inserted into the inner groove and are abutted against the springs.

Preferably, the adjustable monitoring structure further comprises a heightening structure, the heightening structure is arranged between the supporting plate and the supporting seat, the heightening structure comprises a rectangular groove formed in the supporting seat, a rectangular block is slidably arranged in the rectangular groove, a rectangular column is fixed at the top of the rectangular block, the top of the rectangular column extends out of the top of the supporting seat and is fixed with the supporting plate, a screw rod is fixed at one side of the rectangular block, a side sliding channel corresponding to the screw rod is formed in the side surface of the supporting seat, the end part of the screw rod penetrates through the outer side of the supporting seat through the side sliding channel and is sleeved with a fixing nut, the fixing nut is in threaded connection with the screw rod, and the fixing nut is tightly attached to the side surface of the supporting seat.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, through improving and optimizing the monitoring and early warning device for the displacement of the rail pad of the railway fastener in the prior art, the positioning structure is designed between the supporting plate and the sensing probe, so that an operator can adaptively adjust the position of the sensing probe according to actual monitoring requirements during actual use, the overall use flexibility and convenience of monitoring the displacement of the rail pad of the railway fastener are greatly improved, and different monitoring requirements are met.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of an adjustable monitoring structure of the present utility model;

FIG. 3 is an enlarged view of a portion of the area A of FIG. 2 in accordance with the present utility model;

in the figure: 1. an adjustable monitoring structure; 11. a support seat; 12. a supporting plate; 13. an inductive probe; 14. a heightening structure; 141. rectangular grooves; 142. rectangular blocks; 143. rectangular columns; 144. a screw; 145. a side slideway; 146. a fixing nut; 15. a positioning structure; 151. a T-shaped block; 152. t-shaped sliding grooves; 153. a T-shaped bolt; 154. a jack; 155. a slot; 156. an inner tank; 157. a telescopic clamping bead; 158. an annular clamping groove; 159. a spring; 2. a steel rail; 3. lowering the height-adjustable backing plate; 4. a gauge block; 5. an iron backing plate; 6. and a lower elastic backing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1 to 3, a first embodiment of the present utility model provides a technical solution: the utility model provides a displacement monitoring and early warning device is carried out to railway fastener rail lower bolster, including installing the adjustable monitoring structure 1 in rail 2 one side, lower elastic backing plate 6 has been set gradually to the bottom of rail 2, iron backing plate 5 and lower height-adjusting backing plate 3, and iron backing plate 5's both sides all are provided with track gauge dog 4, adjustable monitoring structure 1 includes the support seat 11 of fixing on the base rail, support plate 12 is installed at the top of support seat 11, and the one end of support plate 12 extends to one side of rail 2, inductive probe 13 is installed to the bottom of support plate 12, inductive probe 13 specifically can be displacement sensor or image recognition sensor, inductive probe 13's bottom is towards iron backing plate 5 and lower elastic backing plate 6, can carry out displacement monitoring to iron backing plate 5 and lower elastic backing plate 6 in real time, can be felt by inductive probe 13 when iron backing plate 5 and lower elastic backing plate 6 are carried out the volume too greatly, the sensing probe 13 transmits the monitoring signal to the monitoring terminal of the background through the signal wire, thereby reminding maintenance personnel to repair and maintain in time, a positioning structure 15 is arranged between the sensing probe 13 and the supporting plate 12, the positioning structure 15 comprises a T-shaped block 151, a T-shaped chute 152 and a T-shaped bolt 153, the T-shaped block 151 is fixed on the top surface of the sensing probe 13, the T-shaped chute 152 corresponding to the T-shaped block 151 is arranged on the bottom surface of the supporting plate 12, the T-shaped block 151 slides into the T-shaped chute 152, a slot 155 corresponding to the T-shaped bolt 153 is arranged on the top surface of the T-shaped block 151, a plurality of jacks 154 communicated with the T-shaped chute 152 are arranged on the top surface of the supporting plate 12, the T-shaped bolt 153 is arranged on the top of the supporting plate 12, the bottom end of the T-shaped bolt 153 penetrates through one of the jacks 154 and is inserted into the slot 155, thus stable limit of the T-shaped block 151 and the sensing probe 13 can be realized, the position of the induction probe 13 can be changed by pulling out the T-shaped plug 153 and sliding the T-shaped block 151 in the T-shaped chute 152, and after the position is adjusted to a proper position, the T-shaped plug 153 is plugged back into the slot 155 through the jack 154 at other positions again, so that the induction probe 13 and the T-shaped block 151 can be limited, and the rapid adjustment of the position of the induction probe 13 is completed.

The positioning structure 15 further comprises two inner grooves 156 formed in the T-shaped block 151, a spring 159 and a telescopic clamping bead 157 are arranged in the inner grooves 156, an annular clamping groove 158 corresponding to the telescopic clamping bead 157 is formed in the bottom end surface of the T-shaped plug 153, the end portion of the telescopic clamping bead 157 penetrates into the annular clamping groove 158, after the bottom end of the T-shaped plug 153 is inserted into the slot 155, the end portion of the telescopic clamping bead 157 can be extruded into the annular clamping groove 158, and therefore the T-shaped plug 153 is clamped and limited, falling of the T-shaped plug 153 is prevented, and the installation stability of the T-shaped block 151 and the induction probe 13 is guaranteed.

Side holes communicated with the inner groove 156 are formed in the inner walls of the two sides of the slot 155, the side holes correspond to the end parts of the telescopic clamping beads 157 in size, the end parts of the telescopic clamping beads 157 are ejected smoothly, sealing blocks are fixed on the surfaces of the two sides of the T-shaped block 151, the inner ends of the sealing blocks are inserted into the inner groove 156 and are abutted against the springs 159, stable installation of the springs 159 is guaranteed, and the sealing blocks can be detached at the later stage to overhaul and maintain inner side parts of the inner groove 156.

Example 2

Referring to fig. 1 to 3, a second embodiment of the present utility model is based on the previous embodiment, except that the height adjustment of the supporting plate 12 and the sensing probe 13 can be achieved by the height adjustment structure 14.

Specifically, the adjustable monitoring structure 1 further comprises a height adjusting structure 14, the height adjusting structure 14 is arranged between the supporting plate 12 and the supporting seat 11, the height adjusting structure 14 comprises a rectangular groove 141 formed in the supporting seat 11, a rectangular block 142 is arranged in the rectangular groove 141 in a sliding mode, a rectangular column 143 is fixedly welded at the top of the rectangular block 142, the top end of the rectangular column 143 extends out of the top of the supporting seat 11 and is fixed with the supporting plate 12, a screw 144 is fixedly welded at one side of the rectangular block 142, a sideslip channel 145 corresponding to the screw 144 is formed in the side face of the supporting seat 11, the end portion of the screw 144 penetrates to the outer side of the supporting seat 11 through a side slideway 145, a fixing nut 146 is fixedly sleeved on the end portion of the screw 144, the fixing nut 146 is in threaded connection with the screw 144, the fixing nut 146 is tightly attached to the side face of the supporting seat 11, the height of the supporting plate 12 can be adjusted up and down, and the fixing nut 146 is rotationally screwed down after adjustment, and fixing can be achieved.

The operation principle of the monitoring probe, namely the sensing probe 13, is known technology disclosed in the prior patent, and the monitoring probe can be specifically referred to the prior patent with the publication number of CN211205191U, and is not repeated herein.

Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a railway fastener rail under-rail backing plate drunkenness displacement monitoring and early warning device, includes monitoring structure (1) with adjustable install in rail (2) one side, and the bottom of rail (2) has set gradually down elastic backing plate (6), iron backing plate (5) and has turned down high backing plate (3), and the both sides of iron backing plate (5) all are provided with gauge dog (4), its characterized in that: the utility model provides a monitoring structure (1) with adjustable including fixing supporting seat (11) on the base rail, supporting plate (12) are installed at the top of supporting seat (11), and one end of supporting plate (12) extends to one side of rail (2), inductive probe (13) are installed to the bottom of supporting plate (12), be provided with between inductive probe (13) and supporting plate (12) and adjust position structure (15), adjust position structure (15) including T shape piece (151), T shape spout (152) and T shape bolt (153), the top surface of inductive probe (13) is fixed with T shape piece (151), T shape spout (152) have been seted up to the bottom surface of supporting plate (12), T shape piece (151) slide into in T shape spout (152), slot (155) have been seted up on the top surface of T shape piece (151), a plurality of jacks (154) have been seted up on the top surface of supporting plate (12), T shape bolt (153) are installed at the top of supporting plate (12), and the bottom of T shape (153) is passed through in one of them jack (153) and is inserted into slot (154).

2. The monitoring and early warning device for the displacement of the backing plate under the railway fastener rail according to claim 1 is characterized in that: the positioning structure (15) further comprises two inner grooves (156) formed in the T-shaped block (151), springs (159) and telescopic clamping beads (157) are arranged in the inner grooves (156), annular clamping grooves (158) are formed in the bottom end surfaces of the T-shaped pins (153), and the ends of the telescopic clamping beads (157) penetrate into the annular clamping grooves (158).

3. The monitoring and early warning device for the displacement of the backing plate under the railway fastener rail according to claim 2 is characterized in that: side holes communicated with the inner groove (156) are formed in the inner walls of the two sides of the slot (155), and the size of the side holes corresponds to the size of the end parts of the telescopic clamping beads (157).

4. The monitoring and early warning device for the displacement of the backing plate under the railway fastener rail according to claim 2 is characterized in that: the two side surfaces of the T-shaped block (151) are both fixed with sealing blocks, and the inner ends of the sealing blocks are inserted into the inner groove (156) and are propped against the springs (159).

5. The monitoring and early warning device for the displacement of the backing plate under the railway fastener rail according to claim 1 is characterized in that: the adjustable monitoring structure (1) further comprises a height adjusting structure (14), and the height adjusting structure (14) is arranged between the supporting plate (12) and the supporting seat (11).

6. The monitoring and early warning device for the displacement of the backing plate under the railway fastener rail according to claim 5 is characterized in that: the height-adjusting structure (14) comprises a rectangular groove (141) formed in the supporting seat (11), a rectangular block (142) is arranged in the rectangular groove (141) in a sliding mode, a rectangular column (143) is fixed at the top of the rectangular block (142), and the top end of the rectangular column (143) extends out to the top of the supporting seat (11) and is fixed with the supporting plate (12).

7. The monitoring and early warning device for the displacement of the backing plate under the railway fastener rail according to claim 6 is characterized in that: screw rods (144) are fixed on one side of the rectangular block (142), side sliding channels (145) corresponding to the screw rods (144) are formed in the side faces of the supporting seat (11), and the end portions of the screw rods (144) penetrate through the side sliding channels (145) to the outer sides of the supporting seat (11) and are sleeved and fixed with fixing nuts (146).

8. The monitoring and early warning device for the displacement of the backing plate under the railway fastener rail according to claim 7 is characterized in that: the fixing nut (146) is in threaded connection with the screw rod (144), and the fixing nut (146) is tightly attached to the side face of the supporting seat (11).