CN211340249U - Temporary support device for replacement of integral ballast bed - Google Patents
Temporary support device for replacement of integral ballast bed Download PDFInfo
- Publication number
- CN211340249U CN211340249U CN201921716872.2U CN201921716872U CN211340249U CN 211340249 U CN211340249 U CN 211340249U CN 201921716872 U CN201921716872 U CN 201921716872U CN 211340249 U CN211340249 U CN 211340249U
- Authority
- CN
- China
- Prior art keywords
- connecting piece
- temporary support
- ballast bed
- support apparatus
- top plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The utility model discloses an interim strutting arrangement of whole railway roadbed replacement, its characterized in that: the integral track bed replacement temporary supporting device is used for temporarily supporting the lower part of a steel rail between adjacent existing sleepers before the existing integral track bed is removed; comprises a buckle part and a steel buttress; the steel buttress is of an up-and-down assembly structure and comprises an upper component and a lower component, the buckling part is arranged above the upper component, and the lower part of the lower component is connected with a lower foundation; the upper assembly and the lower assembly can be vertically adjusted and fixed. The utility model discloses an interim strutting arrangement has sufficient intensity and stability, and whole quality is lighter, satisfies the requirement of the artifical transport of construction in the tunnel, and simultaneously during whole railway roadbed is reformed transform, convenient realization is to the adjustment and the location of rail, guarantees the ride comfort of circuit, and convenient the dismantlement, but and recycle is showing and is guaranteeing that circuit operation safety during reforming transform reduces construction cost.
Description
Technical Field
The utility model belongs to the technical field of ballastless track among the rail transit, concretely relates to guarantees that the circuit does not interrupt an interim strutting arrangement of whole railway roadbed replacement of operation in whole railway roadbed demolishs, replacement period.
Background
High-speed railway and urban rail transit generally adopt whole railway roadbed structure, and the disease appears in the ballastless track in the use, and design ballastless track transformation etc. need demolish existing whole railway roadbed in urban rail transit, replace to new railway roadbed structure, and during the track is demolishd, need guarantee the operation safety of uninterrupted operation of circuit and train, reduce the adverse effect to transport capacity and driving organization during the transformation.
As shown in fig. 1-2, patent application CN 104499384 a discloses a temporary transition steel sleeper track structure capable of realizing eccentric and ultrahigh adjustment. However, the structure has complex design, heavy weight, high cost and inconvenient field adjustment, and can cause adverse effects on the field construction precision and the construction quality; the steel sleeper is only suitable for the section of a circular tunnel, and the adaptability of the section of the rectangular tunnel is poor.
SUMMERY OF THE UTILITY MODEL
At least one in defect or improvement demand more than prior art, the utility model provides an interim strutting arrangement of whole railway roadbed replacement, it has sufficient intensity and stability, and whole quality is lighter, satisfies the requirement of the artifical transport of construction in the tunnel, and simultaneously during whole railway roadbed is reformed transform, convenient realization is to the adjustment and the location of rail, guarantees the ride comfort of circuit, and convenient the dismantlement, and circulated use, is showing to guarantee to reform transform circuit operation safety during, reduces construction cost.
In order to achieve the above object, according to an aspect of the present invention, there is provided an integral ballast bed replacement temporary supporting device, characterized in that: the integral track bed replacement temporary supporting device is used for temporarily supporting the lower part of a steel rail between adjacent existing sleepers before the existing integral track bed is removed;
comprises a buckle part and a steel buttress;
the steel buttress is of an up-and-down assembly structure and comprises an upper component and a lower component, the buckling part is arranged above the upper component, and the lower part of the lower component is connected with a lower foundation; the upper assembly and the lower assembly can be vertically adjusted and fixed.
Preferably, the upper assembly comprises an upper connector and an upper top plate;
the lower assembly comprises a lower connecting piece and a lower bottom plate;
the buckle fittings are fixedly connected to the upper top plate, and the lower bottom plate is fixedly connected with the lower foundation;
the upper connecting piece and the lower connecting piece are matched in shape and can be vertically adjusted and fixed.
Preferably, the upper connecting piece and the lower connecting piece are of sleeve structures sleeved with each other.
Preferably, the sleeves of the upper and lower connecting members are rectangular sleeves.
Preferably, the sleeves of the upper and lower connectors are circular sleeves.
Preferably, the upper connector is sleeved inside or outside the lower connector.
Preferably, bolt holes are formed in the upper top plate and the periphery of the upper connecting piece, and the upper top plate and the periphery of the upper connecting piece are fixedly connected with the buckling parts through anchor bolts.
Preferably, bolt holes are formed in the peripheries of the upper connecting piece and the lower connecting piece of the lower bottom plate and are fixedly connected with the lower foundation through foundation bolts.
Preferably, the fastener fitting comprises an iron backing plate and an elastic strip; the iron base plate is fixed on the upper top plate, and the steel rail and the iron base plate are connected and fixed through the elastic strip.
Preferably, the snap fitting further comprises a rubber pad disposed between the iron pad and the upper top plate.
The above-described preferred features may be combined with each other as long as they do not conflict with each other.
Generally, through the utility model discloses above technical scheme who conceives compares with prior art, has following beneficial effect:
1. the supporting system is simple in structure, only comprises an upper assembly type system and a lower assembly type system, is connected with the fastener, and is fixed on the lower foundation, and longitudinal and transverse adjustment of the track panel structure can be completed only by adjusting the assembly state of the upper structure and the lower structure, so that vertical large-scale height adjustment can be realized, and the adaptability to the lower foundation is stronger.
2. This braced system weight is lighter, and the accessible is artifical to be carried to the job site, and need not to use special hoisting apparatus during the adjustment, can accomplish the adjustment to the track structural state, to the tunnel section construction that the space is nervous relatively, reduces track adjustment time by a wide margin, to the construction of skylight point, has better advantage.
3. The supporting system is of an assembled structure, manufacturing and processing are simple, the device can be reused, maintenance cost is reduced, and the requirement for quick and efficient daily maintenance and repair is met.
4. After the device is coarsely adjusted in place, the lower part structure is cast in place by adopting concrete, the tight connection with the lower part foundation is ensured through bolts, the structural stability is ensured, only the steel rail is finely adjusted in place, and the line operation requirement can be met by once pouring.
5. The novel supporting system can meet the use requirements of rectangular and circular tunnel sections and can meet the use requirements of turnout zone transformation.
Drawings
FIG. 1 is a schematic diagram of the prior art;
FIG. 2 is another schematic diagram of the prior art;
FIG. 3 is a general schematic view of an integral ballast bed replacement temporary support apparatus according to an embodiment of the present invention;
fig. 4 is a schematic view of a steel buttress of an integral ballast bed replacement temporary support apparatus according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other. The present invention will be described in further detail with reference to the following embodiments.
As a preferred embodiment of the present invention, as shown in fig. 3-4, the present invention provides a temporary supporting device for monolithic ballast bed replacement, which is characterized in that: the integral track bed replacement temporary supporting device is used for temporarily supporting the lower part of a steel rail between adjacent existing sleepers before the existing integral track bed is removed; comprises a buckle part and a steel buttress; the steel buttress is of an up-and-down assembly structure and comprises an upper component and a lower component, the buckling part is arranged above the upper component, and the lower part of the lower component is connected with a lower foundation; the upper assembly and the lower assembly can be vertically adjusted and fixed.
As shown in fig. 3, the upper assembly includes an upper connector 4 and an upper top plate 8; the lower assembly comprises a lower connecting piece 5 and a lower bottom plate 9; the fastening part is fixedly connected to the upper top plate 8, and the lower bottom plate 9 is fixedly connected with the lower foundation; the upper connecting piece 4 and the lower connecting piece 5 are matched in shape and can be vertically adjusted and fixed.
As shown in fig. 4, the upper connecting member 4 and the lower connecting member 5 are sleeve structures sleeved with each other. Preferably, the sleeves of the upper and lower connecting members 4 and 5 are rectangular sleeves. Or, the sleeves of the upper connecting piece 4 and the lower connecting piece 5 are circular sleeves, oval sleeves and the like. The upper connecting piece 4 can be sleeved inside or outside the lower connecting piece 5, correspondingly, gaskets in different quantities are arranged at the inner bottom or the outer top of the lower connecting piece, the vertical height of the upper connecting piece can be adjusted, meanwhile, a sleeve positioned outside is provided with longitudinal and transverse screws, and the inner sleeve is pushed by twisting the screws to realize longitudinal and transverse adjustment.
Bolt holes are formed in the upper top plate 8 and the periphery of the upper connecting piece 4, and the upper top plate and the periphery of the upper connecting piece are fixedly connected with the fastening fittings through anchor bolts 1 and fastening nuts 3.
Bolt holes are formed in the peripheries of the upper connecting piece 5 and the lower connecting piece 5 of the lower bottom plate 9 and are fixedly connected with a lower foundation through foundation bolts 7 and foundation bolt adjusting nuts 6.
When used in a rectangular tunnel end face, the upper connector 4 and upper roof 8, lower connector 5 and lower floor 9 are in a mutually perpendicular relationship. When the connecting piece is used for the end face of a circular tunnel, the upper top plate 8 is kept horizontal, the lower bottom plate 9 is obliquely attached to the lower portion of the circular tunnel, the upper connecting piece 4 and the upper top plate 8 are in a non-vertical inclined state, and meanwhile, the lower connecting piece 5 and the lower bottom plate 9 are in a mutually vertical state or a non-vertical inclined state.
The buckle fittings comprise iron backing plates 2 and elastic strips; the iron base plate 2 is fixed on the upper top plate 8, and the steel rail and the iron base plate 2 are connected and fixed through the elastic strip. Preferably, the snap fitting further comprises a rubber pad disposed between the iron pad 2 and the upper top plate 8.
The utility model discloses a braced system simple structure only contains assembled system from top to bottom, with fastener coupling part, lower part basis fixed part, only through the equipment state of structure about the adjustment, can accomplish vertical and horizontal adjustment to the section of track structure, can realize vertical on a large scale increase, and adaptability to the lower part basis is stronger. This braced system weight is lighter, and the accessible is artifical to be carried to the job site, and need not to use special hoisting apparatus during the adjustment, can accomplish the adjustment to the track structural state, to the tunnel section construction that the space is nervous relatively, reduces track adjustment time by a wide margin, to the construction of skylight point, has better advantage. The supporting system is of an assembled structure, manufacturing and processing are simple, the device can be reused, maintenance cost is reduced, and the requirement for quick and efficient daily maintenance and repair is met. After the device is coarsely adjusted in place, the lower part structure is cast in place by adopting concrete, the tight connection with the lower part foundation is ensured through bolts, the structural stability is ensured, only the steel rail is finely adjusted in place, and the line operation requirement can be met by once pouring. The novel supporting system can meet the use requirements of rectangular and circular tunnel sections and can meet the use requirements of turnout zone transformation.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a temporary strutting arrangement of whole railway roadbed replacement which characterized in that: the integral track bed replacement temporary supporting device is used for temporarily supporting the lower part of a steel rail between adjacent existing sleepers before the existing integral track bed is removed;
comprises a buckle part and a steel buttress;
the steel buttress is of an up-and-down assembly structure and comprises an upper component and a lower component, the buckling part is arranged above the upper component, and the lower part of the lower component is connected with a lower foundation; the upper assembly and the lower assembly can be vertically adjusted and fixed.
2. The monolithic ballast bed replacement temporary support apparatus of claim 1, wherein:
the upper assembly comprises an upper connecting piece (4) and an upper top plate (8);
the lower component comprises a lower connecting piece (5) and a lower bottom plate (9);
the buckle part is fixedly connected to the upper top plate (8), and the lower bottom plate (9) is fixedly connected with the lower foundation;
the upper connecting piece (4) and the lower connecting piece (5) are matched in shape and can be vertically adjusted and fixed.
3. The monolithic ballast bed replacement temporary support apparatus of claim 2, wherein:
the upper connecting piece (4) and the lower connecting piece (5) are of sleeve structures which are sleeved with each other.
4. The monolithic ballast bed replacement temporary support apparatus of claim 3, wherein:
the sleeves of the upper connecting piece (4) and the lower connecting piece (5) are rectangular sleeves.
5. The monolithic ballast bed replacement temporary support apparatus of claim 3, wherein:
the sleeves of the upper connecting piece (4) and the lower connecting piece (5) are circular sleeves.
6. The monolithic ballast bed replacement temporary support apparatus of claim 3, wherein:
the upper connecting piece (4) is sleeved inside or outside the lower connecting piece (5).
7. The monolithic ballast bed replacement temporary support apparatus of claim 2, wherein:
bolt holes are formed in the upper top plate (8) and the periphery of the upper connecting piece (4), and the upper top plate and the periphery of the upper connecting piece are fixedly connected with the buckling parts through anchor bolts (1).
8. The monolithic ballast bed replacement temporary support apparatus of claim 2, wherein:
bolt holes are formed in the peripheries of the upper connecting piece (5) and the lower connecting piece (5) of the lower bottom plate (9) and are fixedly connected with the lower foundation through foundation bolts (7).
9. The monolithic ballast bed replacement temporary support apparatus of claim 2, wherein:
the buckle fittings comprise iron base plates (2) and elastic strips; the iron base plate (2) is fixed on the upper top plate (8), and the steel rail and the iron base plate (2) are connected and fixed through the elastic strip.
10. The monolithic ballast bed replacement temporary support apparatus of claim 9, wherein:
the buckling part also comprises a rubber base plate which is arranged between the iron base plate (2) and the upper top plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921716872.2U CN211340249U (en) | 2019-10-14 | 2019-10-14 | Temporary support device for replacement of integral ballast bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921716872.2U CN211340249U (en) | 2019-10-14 | 2019-10-14 | Temporary support device for replacement of integral ballast bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211340249U true CN211340249U (en) | 2020-08-25 |
Family
ID=72091410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921716872.2U Active CN211340249U (en) | 2019-10-14 | 2019-10-14 | Temporary support device for replacement of integral ballast bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211340249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110846956A (en) * | 2019-10-14 | 2020-02-28 | 中铁第四勘察设计院集团有限公司 | Temporary support device for replacement of integral ballast bed |
-
2019
- 2019-10-14 CN CN201921716872.2U patent/CN211340249U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110846956A (en) * | 2019-10-14 | 2020-02-28 | 中铁第四勘察设计院集团有限公司 | Temporary support device for replacement of integral ballast bed |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211340249U (en) | Temporary support device for replacement of integral ballast bed | |
| US3223328A (en) | Track structure for railroads and the like | |
| CN101333792B (en) | Elastic sleeper type ballastless bed | |
| WO2022241936A1 (en) | Seamless track railway structure for normal conductive short stator magnetic levitation system | |
| CN203420183U (en) | Adjustable railway track coupling structure | |
| CN110804905A (en) | Assembled track structure of big adjustment volume | |
| CN110846956A (en) | Temporary support device for replacement of integral ballast bed | |
| CN203866655U (en) | Track panel for construction of elastic supporting block type ballastless track | |
| CN211285077U (en) | Assembled track structure of big adjustment volume | |
| CN109826059B (en) | Construction method for installing hoisting equipment on station main body and assembling track panel in cooperation with hoisting equipment | |
| WO2022126535A1 (en) | Boltless fastener system for heavy-haul railways | |
| CN211713712U (en) | Incremental launching sliding rail device with limiting function for bridge construction | |
| CN210151489U (en) | Temporary transition device for subway track laying side channel | |
| CN215714294U (en) | Height-adjustable iron base plate of steel rail fastener with bolt and height-adjustable structure thereof | |
| CN202945508U (en) | Track structure of monolithic track bed capable of being assembled rapidly | |
| CN207259879U (en) | A kind of track shock-absorption fastener for high-speed railway | |
| CN217324765U (en) | Steel rail safety fixing device | |
| CN206956463U (en) | A kind of backing plate applied to double-deck fastener | |
| CN206692974U (en) | A kind of detachable railway level-crossing board supporting structure | |
| CN220450587U (en) | Railway track guard rail backing plate | |
| CN218492158U (en) | Structure suitable for quick insertion of ballastless track of business line into convenient line track | |
| CN212247688U (en) | Tool for preventing line direction deviation caused by jacking construction | |
| CN211947978U (en) | Temporary fixing and positioning device for assembling steel truss overpass | |
| CN217556567U (en) | Super large height-adjusting subway fastener | |
| CN220099534U (en) | Ballastless track plate with embedded structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |