Splicing slab joint continuous supporting track structure

Abstract

The utility model relates to the technical field of rail traffic, aims to solve the problems that in the prior art, an assembled embedded rail cannot continuously support and continuously lock a steel rail at the abutted seam position of a rail plate and is difficult to maintain and adjust the geometric shape and position of a line in the later period, and provides an assembled plate seam continuous supporting rail structure which comprises an assembled plate seam groove body. The splicing plate seam groove body comprises a bottom plate, groove body side plate assemblies are symmetrically installed on the bottom plate, a through groove is formed between the groove body side plate assemblies on the two sides and the bottom plate, the groove body side plate assemblies are detachably connected with the bottom plate, and the positions of the groove body side plate assemblies on the bottom plate can be adjusted. A slab joint elastic constraint structure is arranged in the through groove; the device can be arranged at the abutted seam position of a track plate to continuously support and continuously lock a steel rail, can adjust the geometric shape and position of a line in the later period by adjusting the assembled plate seam groove body, can adapt to different line interfaces, and is simple and compact in structure, simple, convenient and rapid to disassemble and assemble and convenient to maintain.

Description

TECHNICAL FIELD

[0001] The utility model relates to rail transit technical field, specifically, relate to a kind of assembled plate joint continuous support track structure. BACKGROUND

[0002] In recent years, more and more infrastructure projects use factory prefabrication, site assembly construction mode, in the urban rail transit industry, such as floating slab track, ladder sleeper track etc. Assembled embedded continuous support track structure as a new type of rail transit system integrated product, has the advantages of vibration reduction, noise reduction, suppression of abnormal wheel-rail wear, good insulation performance, detachable and adjustable, has been applied in many domestic rail transit lines.

[0003] The existing assembled embedded track cannot continuously support and continuously lock the rail at the track plate joint position, and it is difficult to maintain and adjust the geometric position of the later line. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of assembled plate joint continuous support track structure, to solve the problem that the existing assembled embedded track cannot continuously support and continuously lock the rail at the track plate joint position, and it is difficult to maintain and adjust the geometric position of the later line.

[0005] The utility model is implemented by the following technical solutions:

[0006] The utility model provides a kind of assembled plate joint continuous support track structure, including assembled plate joint groove body, the assembled plate joint groove body includes bottom plate, symmetrically installs groove side plate assembly on the bottom plate, and the groove side plate assembly and the bottom plate form through groove between two sides, the groove side plate assembly and the bottom plate are detachably connected, and the position of the groove side plate assembly on the bottom plate can be adjusted;Plate joint elastic constraint structure is provided in the through groove.

[0007] When installing, the assembled plate joint continuous support track structure is installed at the joint of adjacent two track plates, the length direction of the through groove is along the line direction, the position of the groove side plate assembly on the bottom plate can be adjusted, after adjusting it in place, it is connected with the bottom plate, the adjustment of the groove side plate assembly on the bottom plate includes longitudinal adjustment and transverse adjustment, longitudinal direction is line direction, by changing the position of the groove side plate assembly, to change the geometric position of the assembled plate joint groove body, to drive the plate joint elastic constraint structure to adapt to line demand.

[0008] The assembled plate joint continuous supporting track structure can be arranged at the joint position of track plates to continuously support and lock the rails, can be adjusted in position on the bottom plate for later track geometric position adjustment, and can adapt to different track interfaces.

[0009] As a preferred technical scheme:

[0010] The assembled plate joint groove is mounted at the joint of two adjacent track plates, and the assembled plate joint groove is connected with the track plates through the fastening assembly.

[0011] As a preferred technical scheme:

[0012] The groove side plate assembly adopts a side groove, the side groove is arranged on the bottom plate, the grooves of the two side grooves are oppositely arranged, and the through groove is formed between the two side grooves and the bottom plate.

[0013] As a preferred technical scheme:

[0014] The groove side plate assembly is not limited to the form of a side groove, and other structural members capable of forming the side wall of the assembled plate joint groove can also be used, such as an L-shaped plate, which can also be matched with a pressing plate subsequently.

[0015] As a preferred technical scheme:

[0016] The through groove has a U-shaped cross section.

[0017] As a preferred technical scheme:

[0018] A plurality of strip-shaped holes are formed in the bottom plate, the length direction of the strip-shaped holes is along the longitudinal direction, the groove side plate assembly is mounted at the corresponding strip-shaped hole, and the groove side plate assembly is connected with the bottom plate and the track plate through the fastening assembly.

[0019] By corresponding the groove side plate assembly to different strip-shaped holes, the transverse position of the groove side plate assembly can be changed, by corresponding the groove side plate assembly to different positions in the longitudinal direction of the strip-shaped hole, the longitudinal position of the groove side plate assembly can be adjusted, and the longitudinal adjustment requirement of the track can be met.

[0020] As a preferred technical scheme:

[0021] The length direction of the strip-shaped hole is not limited to the longitudinal direction, but can also be along the transverse direction, so that by corresponding the groove side plate assembly to different strip-shaped holes, the transverse position of the groove side plate assembly can be changed, by corresponding the groove side plate assembly to different positions in the longitudinal direction of the strip-shaped hole, the longitudinal position of the groove side plate assembly can be adjusted, and the transverse adjustment requirement of the track can be met.

[0022] As a preferred technical solution:

[0023] The assembled plate joint continuous supporting track structure further comprises a lateral adjustment device for adjusting the lateral position of the groove side plate assembly, the lateral adjustment device comprising a pressing plate, one end of the pressing plate being provided with a pressing interface matched with the groove side plate assembly, the end of the pressing plate provided with the pressing interface being pressed on the groove side plate assembly, and the pressing plate being connected with the bottom plate and the track plate through the fastening assembly.

[0024] The purpose of adjusting the lateral position of the groove side plate assembly can be achieved by replacing the pressing plate with a pressing interface of different width.

[0025] As a preferred technical solution:

[0026] The lateral adjustment device further comprises an adjusting piece installed in the pressing interface, the two sides of the adjusting piece being respectively abutted with the groove side plate assembly and the pressing plate.

[0027] By installing the adjusting piece of different width matched with the pressing plate, the lateral position of the groove side plate assembly can be adjusted to adapt to the lateral adjustment of the assembled plate joint groove.

[0028] As a preferred technical solution:

[0029] An adjusting pad is installed between the assembled plate joint groove and the track plate.

[0030] The height of the entire assembled plate joint groove can be adjusted by installing the adjusting pad of different thickness to meet the vertical adjustment requirements of the entire assembled plate joint groove.

[0031] As a preferred technical solution:

[0032] The plate joint elastic constraint structure comprises an elastic damping piece wrapped around the lower part of the track to lock the track.

[0033] As a preferred technical solution:

[0034] The elastic damping piece is made of elastic damping material, which can be polyurethane, epoxy resin, or any other material that meets the performance requirements of the track structure.

[0035] As a preferred technical solution:

[0036] The plate joint elastic constraint structure further comprises a sound-absorbing damping block, which is arranged inside the elastic damping piece and covers the outside of the steel rail, and the sound-absorbing damping block is matched with the steel rail.

[0037] The sound-absorbing damping block is used for reducing noise and vibration.

[0038] As a preferred technical scheme:

[0039] The two ends of the track plate are provided with sunken platforms, the assembly plate joint groove body is installed on the sunken platforms of the adjacent two track plates, the sunken platforms are provided with pre-buried positioning sleeves, and the fastening assembly is connected with the pre-buried positioning sleeves.

[0040] As a preferred technical scheme:

[0041] The track adopts a steel rail, the bottom plate of the assembly plate joint groove body adopts a steel plate, and the side groove adopts a steel groove.

[0042] As a preferred technical scheme:

[0043] The fastening assembly comprises a bolt, one end of the bolt sequentially penetrates through the pressing plate, the strip-shaped hole on the bottom plate, the adjusting pad, and is screwed into the pre-buried positioning sleeve on the track plate.

[0044] As described above, due to the adoption of the above technical scheme, the beneficial effects of the utility model are:

[0045] 1. The utility model solves the problems that the assembly embedded track cannot continuously support, continuously lock the steel rail at the track plate joint position, and is difficult to maintain and adjust the geometric shape of the line in the later period, and the structure has the characteristics of being detachable, adjustable and maintainable, meets the various interface requirements of the line in design, and realizes the maintainability of the structure in the early construction and later operation process.

[0046] 2. The utility model has the advantages of compact structure, safety, easy geometric state adjustment, simple and fast disassembly and assembly, maintainability and the like, can adapt to different line requirements by replacing the functional parts, has good line adaptability and various embedded track structure compatibility. DETAILED DESCRIPTION

[0047] Figure 1 It is a cross section schematic view of the assembly plate joint continuous supporting track structure.

[0048] Figure 2 It is a structure schematic view of the assembly plate joint groove body.

[0049] Figure 3 It is a layout schematic view of the plate joint elastic constraint structure.

[0050] Figure 4 It is a schematic view of the track plate.

[0051] Figure 5This is a schematic diagram of the installation of the continuous support track structure for the assembled plate seams described in this utility model.

[0052] Icons: 1-Assembled plate joint groove; 11-Steel side groove; 12-Bottom steel plate; 13-Pressure plate; 14-Adjusting piece; 15-Adjusting pad; 2-Fastening component; 3-Elastic constraint structure for plate joint; 31-Steel rail; 32-Elastic damping material; 33-Sound absorbing damping block; 4-Trajectory plate; 41-Embedded positioning sleeve; 42-Sunken platform. Detailed Implementation

[0053] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0054] Example 1

[0055] like Figures 1-5 As shown, this embodiment proposes a continuous support track structure for assembled slab joints, including an assembled slab joint groove 1, a fastening assembly 2, a joint elastic constraint structure 3, and a track slab 4. The assembled slab joint groove 1 is connected to the track slab 4 via the fastening assembly 2, and the joint elastic constraint structure 3 is installed inside the assembled slab joint groove 1. By adjusting the geometry of the assembled slab joint groove 1, the joint elastic constraint structure 3 adapts to the track requirements.

[0056] like Figure 2 As shown, the assembly panel groove 1 has a U-shaped cross-section. In this embodiment, the assembly panel groove 1 includes steel side grooves 11 on the left and right sides and a bottom steel plate 12. The steel side grooves 11 are placed on the bottom steel plate 12, and the openings of the steel side grooves 11 on the left and right sides are arranged opposite to each other, forming a through groove between the steel side grooves 11 on the left and right sides and the bottom steel plate 12. The through groove has the U-shaped cross-section. Ribs are also installed at the openings of the steel side grooves 11 to increase the structural strength of the steel side grooves 11.

[0057] The assembly plate groove 1 is fixed to the track plate 4 by the fastening component 2. The steel side groove 11 can be adjusted in the horizontal, vertical and longitudinal directions, which can adapt to the track construction error to the greatest extent.

[0058] Specifically, a plurality of strip-shaped holes are formed on the bottom steel plate 12, the length direction of the strip-shaped holes is along the longitudinal direction, i.e. the line direction, and the arrangement direction of the plurality of strip-shaped holes is along the transverse direction. The transverse position of the steel side groove 11 can be changed by corresponding the steel side groove 11 to different strip-shaped holes, and the longitudinal position of the steel side groove 11 can be adjusted by corresponding the steel side groove 11 to different positions in the longitudinal direction of the strip-shaped hole, so as to adapt to the longitudinal adjustment requirement of the line.

[0059] The assembled plate joint continuous supporting track structure further comprises a transverse adjustment device for adjusting the transverse position of the steel side groove 11. The transverse adjustment device comprises a pressing plate 13, one end of the pressing plate 13 is provided with a pressing interface which is matched with the lower plate of the steel side groove 11, one end of the pressing plate 13 is pressed on the steel side groove 11, and the other end is placed on the bottom steel plate 12. The pressing plate 13 is connected with the bottom steel plate 12 and the track plate 4 through the fastening assembly 2. Under the pressing action of the pressing plate 13, the steel side groove 11 is fixed on the bottom steel plate 12. By replacing the pressing plate 13 with different width pressing interfaces, the transverse position of the steel side groove 11 can be adjusted. In this embodiment, the fastening assembly 2 comprises a bolt which passes through the pressing plate 13, the strip-shaped hole on the bottom steel plate 12, the adjusting pad 15 in sequence and is connected with the track plate 4.

[0060] In order to further adjust the transverse position of the steel side groove 11, an adjusting piece 14 is arranged in the pressing interface, the two sides of the adjusting piece 14 are respectively abutted with the steel side groove 11 and the pressing plate 13. By installing the adjusting piece 14 with different width, the transverse position of the steel side groove 11 can be adjusted by matching with the pressing plate 13, so as to adapt to the transverse adjustment of the assembled plate joint groove body 1, and ensure that the pressing plate 13 can still be pressed on the steel side groove 11.

[0061] Further, the adjusting pad 15 is arranged between the bottom steel plate 12 and the track plate 4. By installing the adjusting pad 15 with different thickness, the height of the entire assembled plate joint groove body 1 can be adjusted, so as to meet the vertical adjustment requirement of the entire assembled plate joint groove body 1.

[0062] Through the above structure, the assembled plate joint groove body 1 can be disassembled and adjusted in the transverse direction, vertical direction and longitudinal direction, so as to adapt to the line construction error to the greatest extent.

[0063] The plate joint elastic restraint structure 3 comprises a sound-absorbing damping block 33 and an elastic damping material 32, the sound-absorbing damping block 33 is arranged in the inside of the assembled plate joint groove body 1 and is wrapped on the lower part of the steel rail 31, the sound-absorbing damping block 33 is manufactured by profiling the profile of the steel rail 31, so that the fit between the sound-absorbing damping block 33 and the steel rail 31 is more compact.

[0064] The elastic damping material 32 is filled in the assembled plate joint groove body 1, the elastic damping material 32 is wrapped on the outside of the sound-absorbing damping block 33 and the steel rail 31, the elastic damping material 32 fills the space between the sound-absorbing damping block 33 and the assembled plate joint groove body 1, and the elastic damping material 32 locks the steel rail 31.

[0065] The track plate 4 is provided with a pre-buried positioning sleeve 41, the fastening assembly 2 is connected with the pre-buried positioning sleeve 41, and the assembled plate joint groove body 1 is fixedly installed on the track plate 4.

[0066] In the embodiment, the assembled plate joint groove body 1 is installed at the joint of two adjacent track plates 4, the front end and the rear end of the track plate 4 are provided with a sunk platform 42, the assembled plate joint groove body 1 is installed on the sunk platform 42 of the two adjacent track plates 4, so that the vertical adjustment after the installation of the assembled plate joint groove body 1 is met, and the two ends of the assembled plate joint groove body 1 are connected with one track plate 4 respectively.

[0067] The utility model solves the problem that the assembled embedded track cannot continuously support and lock the steel rail at the joint position of the track plate, and is difficult to maintain and adjust the geometric shape of the track in the later period.

[0068] The utility model has the advantages of compact structure, safety, easy geometric state adjustment, simple and fast disassembly and assembly, and maintainability, and can adapt to different track requirements by replacing the functional components, has good track adaptability and various embedded track structure compatibility.

[0069] The above merely describes preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A continuous track structure of assembled slab joint, characterized in that: a continuous track structure of assembled slab joint comprises a continuous track structure of assembled slab joint, which comprises a bottom plate, symmetrical side plate assemblies are installed on the bottom plate, and a through groove is formed between the side plate assemblies and the bottom plate, the side plate assemblies and the bottom plate are detachably connected, and the position of the side plate assemblies on the bottom plate can be adjusted; a joint elastic constraint structure is arranged in the through groove.

2. The continuous track structure of assembled slab joint according to claim 1, characterized in that: the continuous track structure of assembled slab joint is installed at the joint of two adjacent track plates, and the continuous track structure of assembled slab joint is connected with the track plates through a fastening assembly.

3. The continuous track structure of assembled slab joint according to claim 1, characterized in that: the side plate assembly is a side groove, which is arranged on the bottom plate, and the grooves of the two side grooves are arranged in opposite directions, and the through groove is formed between the two side grooves and the bottom plate.

4. The continuous track structure of assembled slab joint according to claim 2, characterized in that: a plurality of strip-shaped holes are formed on the bottom plate, the length direction of the strip-shaped holes is along the longitudinal direction, the side plate assemblies are installed at the corresponding strip-shaped holes, and the side plate assemblies are connected with the bottom plate and the track plates through the fastening assembly.

5. The continuous track structure of assembled slab joint according to claim 2, characterized in that: it further comprises a transverse adjustment device for adjusting the transverse position of the side plate assembly, the transverse adjustment device comprises a pressing plate, one end of the pressing plate is provided with a pressing interface, the pressing interface is matched with the side plate assembly, the end of the pressing plate provided with the pressing interface is pressed on the side plate assembly, and the pressing plate is connected with the bottom plate and the track plates through the fastening assembly.

6. The continuous track structure of assembled slab joint according to claim 5, characterized in that: the transverse adjustment device further comprises an adjusting piece, the adjusting piece is installed in the pressing interface, and the two sides of the adjusting piece are respectively abutted with the side plate assembly and the pressing plate.

7. The continuous track structure of assembled slab joint according to claim 2, characterized in that: an adjusting pad is arranged between the continuous track structure of assembled slab joint and the track plate.

8. The continuous track structure of assembled slab joint according to claim 1, characterized in that: the joint elastic constraint structure comprises an elastic damping piece, the elastic damping piece is wrapped around the lower part of the track to lock the track.

9. The continuous track structure of assembled slab joint according to claim 8, characterized in that: the joint elastic constraint structure further comprises a sound-absorbing damping block, the sound-absorbing damping block is arranged in the inside of the elastic damping piece and wrapped outside the track, and the sound-absorbing damping block is matched with the track.

10. The continuous track structure of assembled slab joint according to claim 2, characterized in that: the two ends of the track plate are provided with sunken platforms, the continuous track structure of assembled slab joint is installed on the sunken platforms of two adjacent track plates, a pre-buried positioning sleeve is arranged on the sunken platform, and the fastening assembly is connected with the pre-buried positioning sleeve. ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

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