CN219032783U

CN219032783U - Rail brace slide plate assembly and turnout

Info

Publication number: CN219032783U
Application number: CN202223479623.0U
Authority: CN
Inventors: 唐丽; 林志文; 谢鑫亚
Original assignee: China Railway Construction Heavy Industry Group Co Ltd
Current assignee: China Railway Construction Heavy Industry Group Co Ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-05-16
Anticipated expiration: 2032-12-26

Abstract

The utility model provides a rail brace slide plate assembly and a turnout, wherein the rail brace slide plate assembly comprises a bottom plate, a slide plate, an elastic clamp and an adjusting block; a limiting groove for placing the elastic clamp is formed in the slide plate; one end of the elastic clamp is abutted against the inner wall of the limit groove, and the other end of the elastic clamp is abutted against the stock rail; the slide plate and the adjusting block are arranged on the bottom plate, and the adjusting block is propped between the stock rail and the slide plate and is used for adjusting the distance between the slide plate and the stock rail; the turnout is provided with the rail brace slide plate assembly, and comprises a straight stock rail, a straight switch rail, a curved stock rail and a curved switch rail; the straight stock rail or the curved stock rail is arranged on the bottom plate, and the straight point rail or the curved point rail is arranged on the slide plate in a sliding way. According to the utility model, the elastic clamps and the adjusting blocks are arranged in the rail support slide plate assembly, so that uneven abrasion and maintenance cost of rail parts can be effectively reduced, meanwhile, unequal elasticity of a foundation under a turnout rail is improved, and stability of vehicle crossing operation is improved.

Description

Rail brace slide plate assembly and turnout

Technical Field

The utility model relates to the field of track construction, in particular to a rail brace slide plate assembly and a turnout.

Background

At present, the single turnout is widely applied to the construction of railways and urban rails in China, and the single turnout is generally composed of three units, namely a switcher part, a connecting part, a frog and a guard rail. The point is an important component in the switch portion by which a change of direction of the train can be achieved. The slide plate is used as a sliding platform under the switch rail, and provides a guarantee for the switch rail to be pulled to realize the straight-bent strand conversion of the switch.

The special structure of the turnout causes the rapid change of the track rigidity, and has the problems of unsmooth collection of flat sections, unequal elasticity of the foundation under the track and the like which are comparable with those of a track with a far-non section. In addition, the vehicle load acting on the turnout part is complex in deformation and large in magnitude under the interaction of the vehicle load and the turnout part, so that the running speed of the train is influenced, the parts are easy to loosen and damage, the service lives of the parts and the parts are short, and the maintenance workload is correspondingly increased.

In view of the foregoing, there is a need for a track brace slide chair assembly and switch that solves the problems associated with the prior art.

Disclosure of Invention

The utility model aims to provide a rail brace slide plate assembly and a turnout so as to solve the problem of shorter service life of the turnout.

To achieve the above object, the present utility model provides a rail brace slide chair assembly comprising a base plate, a slide chair, an elastic clip and an adjusting block; a limiting groove for placing the elastic clamp is formed in the slide plate; one end of the elastic clamp is abutted against the inner wall of the limit groove, and the other end of the elastic clamp is abutted against the stock rail; the slide plate and the adjusting block are arranged on the bottom plate, and the adjusting block is propped between the stock rail and the slide plate and is used for adjusting the distance between the slide plate and the stock rail.

Preferably, the adjusting block is an elastic piece; the adjusting block is detachably connected or fixedly connected with the slide plate.

Preferably, a rail brace slide chair assembly further comprises a gate iron, a rail brace and a spring strip; the gate iron is fixedly arranged on the bottom plate, and the rail brace is provided with an embedded groove for the gate iron to pass through; the elastic strip passes through the gate-type iron and is buckled and pressed on the rail brace; the rail brace rests against the side of the stock rail remote from the slide plate.

Preferably, a rail brace slide chair assembly further comprises a gage block disposed between the side wall of the embedded groove and the gate iron.

Preferably, the base plate is provided with a rail bearing surface for bearing the stock rail, and the rail bearing surface is provided with an elastic backing plate.

Preferably, the inclination of the rail bearing surface is 1:20.

The utility model also provides a turnout, which is provided with the rail brace slide plate assembly and comprises a straight stock rail, a straight switch rail, a curved stock rail and a curved switch rail; the straight stock rail or the curved stock rail is arranged on the bottom plate, and the straight point rail or the curved point rail is arranged on the slide plate in a sliding way.

Preferably, a switch further comprises a switching device connected to the straight and curved switch rails, respectively.

Preferably, a switch further comprises a frog, a guard rail and a guard rail.

Preferably, the switch further comprises a switch sleeper arranged below the straight stock rail, the straight switch rail, the curved stock rail and the curved switch rail, and the switch sleeper is provided with a connecting sleeve.

The technical scheme of the utility model has the following beneficial effects:

(1) According to the utility model, the elastic clamps and the adjusting blocks are arranged in the rail support slide plate assembly, so that uneven abrasion and maintenance cost of rail parts can be effectively reduced, meanwhile, unequal elasticity of a foundation under a turnout rail is improved, and stability of the turnout operation of a vehicle is improved.

(2) In the utility model, the regulating block is an elastic piece, so that the rigid contact between the slide plate and the stock rail is avoided, and the damage to the stock rail or the slide plate is avoided; when the adjusting block is detachably connected with the slide plate, the adjusting block is convenient to replace in time, the service life of the rail support slide plate assembly is prolonged, and the maintenance cost is reduced.

(3) In the utility model, one side of the rail brace is abutted against the side surface of the stock rail, the stock rail is fixed through the rail brace on one side and the slide plate and the adjusting block on the other side, and meanwhile, the rail brace is used for further transversely limiting, so that the transverse force of the wheel rail can be effectively resisted.

(4) According to the utility model, the distance between the rail brace and the stock rail can be adjusted by adjusting the thickness of the gauge blocks at two sides of the gate-shaped iron, so that the rail brace and the stock rail can be tightly contacted.

(5) In the utility model, the turnout has a simple structure and is convenient for realizing the installation operation.

In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The present utility model will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of a switch in an embodiment of the present application;

FIG. 2 is a cross-sectional view of a switch in an embodiment of the present application;

figure 3 is a schematic view of the structure of the slide chair of figure 2 according to an embodiment of the present application;

FIG. 4 is a schematic view of the structure of the spring clip of FIG. 2 according to an embodiment of the present application;

FIG. 5 is a schematic view of the track brace of FIG. 2 in accordance with an embodiment of the present application;

FIG. 6 is a schematic view of the construction of the gage blocks of FIG. 2 in accordance with an embodiment of the present application;

wherein, 1, bottom plate, 2, slide plate, 2.1, spacing groove, 3, elastic clamp, 3.1, open end, 4, regulating block, 5, door iron, 6, rail brace, 6.1, embedded groove, 7, spring strip, 8, track gauge block, 9, elastic backing plate, 10, straight stock rail, 11, straight point rail, 12, curved stock rail, 13, curved point rail, 14, frog, 15, guard rail, 16, guard rail, 17, switch tie, 18, straight rail, 19, curved rail, 20, connecting backing plate.

Detailed Description

Embodiments of the utility model are described in detail below with reference to the attached drawings, but the utility model can be implemented in a number of different ways, which are defined and covered by the claims.

Examples:

referring to fig. 1-6, a track brace slide chair assembly and switch, the present embodiment is applied to a 1000mm gauge 50kg/m rail No. 10 single switch.

Referring to fig. 1, the switch in the present application comprises four parts, namely a switch assembly, a rail brace slide plate assembly, a frog and guard rail assembly and a guide rail assembly, wherein the switch assembly comprises a straight stock rail 10, a straight point rail 11, a curved stock rail 12, a curved point rail 13 and a switch device; the rail brace slide plate component comprises a bottom plate 1, a slide plate 2, an elastic clamp 3, an adjusting block 4, a portal iron 5, a rail brace 6, elastic strips 7 and a gauge block 8; the frog and guard rail assembly comprises a frog 14, a guard rail 15 and a guard rail 16; the rail assembly comprises a straight rail 18 and a curved rail 19. The following describes the specific structure of each component.

The switching devices in the switch assembly are connected to said straight and

curved switch rails

11, 13, respectively, and the switching of the line is achieved by pushing and pulling the straight and

curved switch rails

11, 13.

The straight stock rail 10 or the curved stock rail 12 is arranged on the bottom plate 1, the bottom plate 1 is provided with a stock rail surface for bearing the stock rail, the slope of the stock rail surface is 1:20, and the stock rail surface is provided with an elastic backing plate 9, so that the transverse force of a train entering a turnout can be effectively improved, and in the embodiment, the elastic backing plate 9 is a rubber backing plate, and vibration generated when the train enters the turnout can be effectively buffered.

Referring to fig. 2 to 4, the straight point rail 11 or the curved point rail 13 is slidably disposed on the slide plate 2, and a limit groove 2.1 for placing the elastic clip 3 is provided inside the slide plate 2; the opening end 3.1 of the elastic clamp 3 is abutted against the inner wall of the limit groove 2.1, and the other end is abutted against the rail limb of the straight stock rail 10 or the curved stock rail 12; the slide plate 2 and the adjusting block 4 are arranged on the bottom plate 1, the adjusting block 4 is propped against between the stock rail and the slide plate 2 and is used for adjusting the distance between the slide plate 2 and the stock rail, avoiding uneven abrasion between the stock rail and the slide plate 2 due to the action of a train, being used for keeping the tightness and stability between the slide plate 2 and the stock rail, improving the inequality elasticity of the foundation under the turnout rail and improving the stability of the turnout running of the vehicle.

The adjusting block 4 is an elastic piece, so that the rigid contact between the slide plate 2 and the stock rail is avoided, and the stock rail or the slide plate 2 is prevented from being damaged; the adjusting block 4 is detachably connected or fixedly connected with the slide plate 2, and when the adjusting block 4 is detachably connected with the slide plate 2, the adjusting block 4 is convenient to replace in time, and the service life of the rail support slide plate assembly is prolonged.

In this embodiment, the adjusting block 4 is fixedly connected with the slide plate 2, the adjusting block 4 is fixed on the slide plate 2 by welding, the installation of the elastic clip 3 is guided, and forced deformation is applied to obtain buckling force.

Referring to fig. 2, 5 and 6, the gate iron 5 is fixedly arranged on the bottom plate 1, and the rail brace 6 is provided with an embedded groove 6.1 for the gate iron 5 to pass through; the gauge block 8 is arranged between the side wall of the embedded groove 6.1 and the gate iron 5; the spring strip 7 passes through the gate iron 5 and is buckled on the gauge block 8 and the rail brace 6. The straight stock rail 10 in fig. 2 is fixed by the left side rail brace 6 and the right side slide plate 2, the adjusting block 4, and at the same time, the rail brace 6 is further limited transversely, so that the transverse force of the wheel rail can be effectively resisted. In this embodiment, the bottom of the gate iron 5 is welded to the base plate 1 to provide a fixed connection support for the rail brace 6.

By adjusting the thickness of the gauge blocks 8 on both sides of the gate iron 5, the distance adjustment of the rail brace 6 to the stock rail can be achieved, so that the tight contact between the rail brace 6 and the stock rail can be achieved.

After the train realizes line conversion through the switch assembly, the straight switch rail 11, the curved switch rail 13, the frog 14 and the guard rail assembly (comprising the guard rail 15 and the guard rail 16) are connected through the straight guide rail 18 and the curved guide rail 19, wherein the straight guide rail 18 is connected with the straight switch rail 11, and the curved guide rail 19 is connected with the curved guide rail 13. In this embodiment, the frog 14 is assembled by alloy steel, which has the advantage of long service life.

The turnout sleeper 17 is arranged below the straight stock rail 10, the straight switch rail 11, the curved stock rail 12 and the curved switch rail 13 and is used for bearing turnout rail pieces, and the turnout sleeper 17 is provided with a connecting sleeve which is used for being connected with a connecting backing plate 20 at the bottom of the turnout rail pieces. In this embodiment, the connecting sleeve is an embedded plastic sleeve, the connecting pad 20 is a switch iron pad, and the bolt is connected with the plastic sleeve, so that the connection between the switch tie 17 and the connecting pad 20 is realized.

A manufacturing method of a rail brace slide plate assembly and a turnout comprises the following steps: the base plate 1 is arranged on the connecting base plate 20, the stock rail is arranged above the rail bearing surface and the elastic base plate 9, and the two sides of the stock rail are respectively welded with the portal iron 5 and the slide plate 2 provided with the elastic clamp 3; an adjusting block 4 is arranged between the slide plate 2 and the rail limbs of the stock rail, so that the rail limbs of the stock rail are tightly contacted with the adjusting block 4 and the slide plate 2; the rail brace 6 is arranged at the position of the gate-shaped iron 5, the gate-shaped iron 5 penetrates through the embedded groove 6.1 of the rail brace 6, rail gauge blocks with proper thickness are arranged at two ends of the embedded groove 6.1, the rail brace 6 is tightly contacted with the side surfaces of a stock rail, two sides of the gate-shaped iron 5 are tightly contacted with the rail gauge blocks 8, the elastic strip 7 stretches into the gate-shaped iron 5, the elastic strip 7 is buckled on the tops of the rail gauge blocks 8 and the rail brace 6, so that the stock rail is fixed, the straight point rail 11 or the curved point rail 13 is arranged above the slide plate 2, and the straight point rail 11 or the curved point rail 13 slides on the slide plate 2 under the action of a switching device, so that the line switching of a single turnout is realized.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A rail brace slide chair assembly, which is characterized by comprising a bottom plate (1), a slide chair (2), an elastic clamp (3) and an adjusting block (4); a limiting groove (2.1) for placing the elastic clamp (3) is formed in the slide plate (2); one end of the elastic clamp (3) is abutted against the inner wall of the limit groove (2.1), and the other end is abutted against the stock rail; the slide chair (2) and the adjusting block (4) are arranged on the bottom plate (1), and the adjusting block (4) is propped between the stock rail and the slide chair (2) and is used for adjusting the distance between the slide chair (2) and the stock rail.

2. A rail brace slide chair assembly as claimed in claim 1, characterized in that the adjustment block (4) is an elastic member; the adjusting block (4) is detachably connected or fixedly connected with the slide plate (2).

3. A rail brace slide chair assembly as claimed in claim 1, further comprising a gate iron (5), rail brace (6) and spring strip (7); the gate iron (5) is fixedly arranged on the bottom plate (1), and the rail brace (6) is provided with an embedded groove (6.1) for the gate iron (5) to pass through; the elastic strip (7) passes through the gate-shaped iron (5) and is buckled and pressed on the rail brace (6); the rail brace (6) rests against the side of the stock rail remote from the slide plate (2).

4. A rail brace slide chair assembly as claimed in claim 3, further comprising a gage block (8), the gage block (8) being arranged between the side wall of the embedded groove (6.1) and the gate iron (5).

5. A rail brace slide chair assembly according to claim 1, characterized in that the base plate (1) is provided with a rail surface for carrying the stock rail, which rail surface is provided with an elastic pad (9).

6. A rail brace slide chair assembly as in claim 5 wherein the rail bearing surface has a slope of 1:20.

7. A switch provided with a rail brace slide chair assembly as claimed in any one of claims 1 to 6, comprising a straight stock rail (10), a straight switch rail (11), curved stock rails (12) and Qu Jiangui (13); the straight stock rail (10) or the curved stock rail (12) is arranged on the bottom plate (1), and the straight switch rail (11) or the curved switch rail (13) is arranged on the slide plate (2) in a sliding way.

8. A switch as claimed in claim 7, further comprising switching devices connected to said straight switch rails (11) and Qu Jiangui (13), respectively.

9. A switch as claimed in claim 7, characterized by further comprising frog (14), guard rail (15) and guard rail (16).

10. A switch as in claim 7, further comprising a switch tie (17) disposed below the straight stock rail (10), the straight tongue (11), the curved stock rails (12) and Qu Jiangui (13), said switch tie (17) being provided with a connecting sleeve.