CN202323719U - 32m girder travelling track for erecting single-line railway curved tunnel by bridge erection machine - Google Patents
32m girder travelling track for erecting single-line railway curved tunnel by bridge erection machine Download PDFInfo
- Publication number
- CN202323719U CN202323719U CN201120437402XU CN201120437402U CN202323719U CN 202323719 U CN202323719 U CN 202323719U CN 201120437402X U CN201120437402X U CN 201120437402XU CN 201120437402 U CN201120437402 U CN 201120437402U CN 202323719 U CN202323719 U CN 202323719U
- Authority
- CN
- China
- Prior art keywords
- track
- rail
- sloping
- section
- along
- 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.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Railway Tracks (AREA)
Abstract
The utility model discloses a 32m girder travelling track for erecting a single-line railway curved tunnel by a JQ160-type bridge erection machine. The travelling track comprises a track composed of a common track section (1), a run-off elevation track section (2), a run-off elevation track (4) and a square-steel track (6), wherein the common track section (1) is connected with the run-off elevation track section (2); the run-off elevation track section (2) is connected with the run-off elevation track (4); the run-off elevation track (4) is connected with the square-steel track (6); the run-off elevation track section (2) is a wooden sleeper track section; the waist of the steel rail of the run-off elevation track (4) is cut in a run-off elevation mode by 0.1%; and a special ballast bed (5) is arranged below the run-off elevation track (4) and the square-steel track (6). The height of the 32m girder travelling track is lowered, and the problems that the frame girder is in clearance in a bridge erection machine tunnel, and the front end of the arm of the bridge erection machine is restricted by the side wall of the curved tunnel are solved. The 32m girder travelling track has the advantages of short construction period and high production efficiency.
Description
Technical field
The utility model relates to a kind of bridge formation frame and establishes single-track railway curved tunnel beam walking rails.
Background technology
In construction of railways, sometimes need in the tunnel, build a bridge.Because the space is narrow and small in the tunnel, especially insufficient height is laid track according to general structure, and the bridge formation machine then is difficult to get into tunneling operation.Certain railway tunnel receives that the solution cavity unfavorable geology influences in the hole, and design jackshaft (1-32m) is crossed over solution cavity in the tunnel.This bridge erection scheme, former design adopt manual work to build a bridge and cross over to be passed through.But, adopt manual work to set a roof beam in place and have following deficiency: the one, manual work is set a roof beam in place, and needs 15 ~ 20 day time, length consuming time; The 2nd, manual work is set up cost and is established expense much larger than the bridge formation frame; The 3rd, the manual work poor stability of setting a roof beam in place.
Summary of the invention
The problem that the utility model will solve is: provide a kind of bridge formation frame to establish 32m beam walking rails in the single-track railway curved tunnel; This track structure advantages of simple; Be adapted at laying in the tunnel; Operation is convenient, flexibly, fast, to satisfy the headroom requirement of setting a roof beam in place in the bridge formation machine tunnel, overcome manual work that prior art the exists deficiencies such as cost height, elapsed time be long of setting a roof beam in place.
In order to solve described technical problem; The present invention takes following technical scheme: it comprises the track of being made up of the common section of track, the suitable sloping section of track, suitable sloping track and square steel track; The common section of track is connected with the suitable sloping section of track, is connected with suitable sloping track along the sloping section of track, is connected with the square steel track along sloping track; Be the sleeper section of track along the sloping section of track wherein, the rail web of the rail of suitable sloping track cuts rail by 1 ‰ suitable slopes, along under sloping track and the square steel track special railway roadbed being set.
Special railway roadbed is divided into two sections, and at the bottom of wherein the 25m section used ballast aggregate along slope to tunnel, remainder was not gone up ballast aggregate.
Adopt the P50-12.5m rail to make railway roadbed along the sloping section of track along hillside fields section track-frame.
Adopt the P50 rail of the high 15.2cm of rail to be connected along sloping track with the square steel track of the high 6cm of rail.
The square steel track comprises orbiting end plate and is welded in the rail bar at middle part above it that longitudinal bond strip vertically is connected with orbiting end plate the square steel track.
Orbiting end plate is of a size of: 4000mm * 300mm * 20mm; The rail bar is of a size of: 4000mm * 70mm * 40mm; Longitudinal bond strip is of a size of: 40mm * 20mm * 300mm.
Link along sloping rail and square steel track is provided with orbiting end plate, between along the orbiting end plate of sloping rail, square steel track both sides, connects the gauge control strip.
The gauge control strip is of a size of 40mm * 20mm * 1300mm.
The beneficial effect of the utility model is: reduced orbit altitude, solved the problem that set a roof beam in place in the bridge formation machine tunnel headroom and bridge formation machine horn front end receive the restriction of curved tunnel abutment wall; The bridge formation machine only can be accomplished setting up of bridge with 1 day time, compared manual work and set a roof beam in place and shorten 16 days construction periods, and reduce expenses surplus in the of about 500,000 yuan.
The utility model is applicable to that JQ160 type bridge formation frame establishes 32m beam in the single-track railway curved tunnel.
Description of drawings
Fig. 1 is the utility model tunnel inner orbit framework longitudinal section sketch map;
Fig. 2 is the utility model square steel track plan view;
Fig. 3 is I-I profile, the enlarged drawing among Fig. 2.
Among the figure, the 1-common section of track, 2-along the sloping section of track, 3-sleeper, 4-along sloping track, 5-special railway roadbed, 6-square steel track, 6-1-orbiting end plate, 6-2-rail bar, 7-fine sand layer, 8-longitudinal bond strip, 9-gauge control strip.
The specific embodiment
The embodiment of the utility model: it comprises by the common section of track 1, the track formed along the sloping section of track 2, along sloping track 4 and square steel track 6, the common section of track 1 with is connected along the sloping section of track 2, the suitable sloping section of track 2 is connected with suitable sloping track 4, suitable sloping track 4 is connected with square steel track 6; Be the sleeper section of track along the sloping section of track 2 wherein, the rail web of the rail of suitable sloping track 4 cuts rail by 1 ‰ suitable slopes, along under sloping track 4 and the square steel track 6 special railway roadbed 5 being set.
Special railway roadbed 5 is divided into two sections, and at the bottom of wherein the 25m section used ballast aggregate along slope to tunnel, remainder was not gone up ballast aggregate, and promptly (9m+37.5m) section near abutment does not go up ballast aggregate.
Adopt the P50-12.5m rail to make railway roadbed along the sloping section of track 2 along hillside fields section track-frame.
Adopt the P50 rail of the high 15.2cm of rail to be connected along sloping track 4 with the square steel track 6 of the high 6cm of rail.
Square steel track 6 comprises orbiting end plate 6-1 and is welded in the rail bar 6-2 at middle part above it that longitudinal bond strip 8 vertically is connected with orbiting end plate 6-1 square steel track 6.
Orbiting end plate 6-1 is of a size of: 4000mm * 300mm * 20mm; Rail bar 6-2 is of a size of: 4000mm * 70mm * 40mm; Longitudinal bond strip 8 is of a size of: 40mm * 20mm * 300mm.
Link along sloping rail 4 and square steel track 6 is provided with orbiting end plate 6-1, between the orbiting end plate 6-1 along sloping rail 4, square steel track 6 both sides, connects gauge control strip 9.
Gauge control strip 9 is of a size of 40mm * 20mm * 1300mm.
Adopt the P50-12.5m rail to make railway roadbed along the sloping section of track 2, be used for rail level to the face height that is cut less than the 36cm location along hillside fields section track-frame.
Adopt the P50 rail of the high 15.2cm of rail to be connected along sloping rail 4 with the square steel track 6 of the high 6cm of rail.The P50 rail web of the rail is prescinded a part by 1 ‰ along the slope, and at the head bottom part welding orbiting end plate 6-1 near square steel track 6, so that be connected with the orbiting end plate 6-1 of square steel track 6.
Square steel track 6: orbiting end plate 6-1 employing thickness is that steel plate, the gas cutting of 20mm becomes 300mm * 4000mm, sees Fig. 2,3.Rail bar 6-2 employing thickness is that steel plate, the gas cutting of 40mm becomes 70mm * 4000mm (the rail bar leans on bridge formation wheel edge one side end face to be polished into the rail head arc), sees Fig. 2,3; Rail bar 6-2 is welded on orbiting end plate 6-1 middle part.
Concrete work progress is: accomplish along the sloping section of track 2, along the processing and fabricating of sloping rail 4, square steel track 6 at section of track consolidation shed, transport the job site to.Lay special location track.
Lay common rail 1: for rail level to surface of ballast height greater than the 36cm section, this section adopts the laying of bridge formation machine.
Lay along the sloping section of track 2: for along hillside fields section rail level to surface of ballast height less than the 36cm section, adopt artificial on-the-spot the laying, see 25m section among Fig. 1 along the sloping section of track, this section broken stone metaling and sleeper be all by 10 ‰ along the slope, this section sleeper 3 use sleepers.
Lay along sloping rail 4: adopt the artificial 9m of laying along sloping rail.
Lay square steel track 6: adopt the artificial 37.5m of laying square steel track.
Connect along sloping rail 4 and square steel track 6: when connecting, on orbiting end plate 6-1, weld longitudinal bond strip 8 along the orbiting end plate 6-1 of sloping rail 4 terminations and square steel track 6 terminations along sloping rail 4 and square steel track 6.
When the square steel track 6 of every 4m one joint connects, on the orbiting end plate 6-1 of square steel track 6, adopt longitudinal bond strip 8 welding.
Control along sloping rail 4 and square steel track 6 gauges: welding gauge control strip 9 on along the orbiting end plate 6-1 of sloping rail 4 and square steel track 6, the control gauge is 1435mm.
Suitable sloping rail 4 and 6 leveling of square steel track: employing fine sand layer 7 is at the bottom of suitable sloping rail and square steel track and carry out leveling between the bottom surface, tunnel.
Claims (9)
1. a bridge formation frame is established 32m beam walking rails in the single-track railway curved tunnel; It is characterized in that: it comprises the track of being made up of the common section of track (1), the suitable sloping section of track (2), suitable sloping track (4) and square steel track (6); The common section of track (1) is connected with the suitable sloping section of track (2); Be connected with suitable sloping track (4) along the sloping section of track (2), be connected with square steel track (6) along sloping track (4); Be the sleeper section of track along the sloping section of track (2) wherein, the rail web of the rail of suitable sloping track (4) cuts rail by 1 ‰ suitable slopes, along under sloping track (4) and the square steel track (6) special railway roadbed (5) being set.
2. require 1 described bridge formation frame to establish 32m beam walking rails in the single-track railway curved tunnel according to letter of authorization, it is characterized in that: special railway roadbed (5) is divided into two sections, and at the bottom of wherein the 25m section used ballast aggregate along slope to tunnel, remainder was not gone up ballast aggregate.
3. bridge formation frame according to claim 1 is established 32m beam walking rails in the single-track railway curved tunnel, it is characterized in that: adopt the P50-12.5m rail to make railway roadbed along hillside fields section track-frame along the sloping section of track (2).
4. bridge formation frame according to claim 1 is established 32m beam walking rails in the single-track railway curved tunnel, it is characterized in that: adopt the P50 rail of the high 15.2cm of rail to be connected with the square steel track (6) of the high 6cm of rail along sloping track (4).
5. bridge formation frame according to claim 1 is established 32m beam walking rails in the single-track railway curved tunnel; It is characterized in that: square steel track (6) comprises orbiting end plate (6-1) and is welded in the rail bar (6-2) at middle part above it that longitudinal bond strip (8) vertically is connected with orbiting end plate (6-1) square steel track (6).
6. bridge formation frame according to claim 5 is established 32m beam walking rails in the single-track railway curved tunnel, and it is characterized in that: orbiting end plate (6-1) is of a size of: 4000mm * 300mm * 20mm; Rail bar (6-2) is of a size of: 4000mm * 70mm * 40mm; Longitudinal bond strip (8) is of a size of: 40mm * 20mm * 300mm.
7. bridge formation frame according to claim 1 is established 32m beam walking rails in the single-track railway curved tunnel, it is characterized in that: the link along sloping rail (4) and square steel track (6) is provided with orbiting end plate (6-1).
8. bridge formation frame according to claim 7 is established 32m beam walking rails in the single-track railway curved tunnel, it is characterized in that: between along the orbiting end plate (6-1) of sloping rail (4), square steel track (6) both sides, connect gauge control strip (9).
9. bridge formation frame according to claim 8 is established 32m beam walking rails in the single-track railway curved tunnel, and it is characterized in that: gauge control strip (9) is of a size of 40mm * 20mm * 1300mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120437402XU CN202323719U (en) | 2011-11-08 | 2011-11-08 | 32m girder travelling track for erecting single-line railway curved tunnel by bridge erection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120437402XU CN202323719U (en) | 2011-11-08 | 2011-11-08 | 32m girder travelling track for erecting single-line railway curved tunnel by bridge erection machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202323719U true CN202323719U (en) | 2012-07-11 |
Family
ID=46435703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120437402XU Withdrawn - After Issue CN202323719U (en) | 2011-11-08 | 2011-11-08 | 32m girder travelling track for erecting single-line railway curved tunnel by bridge erection machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202323719U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359075A (en) * | 2011-11-08 | 2012-02-22 | 中铁五局（集团）有限公司 | Walking track for bridge erecting machine to erect 32m beam in single track railway curve tunnel |
-
2011
- 2011-11-08 CN CN201120437402XU patent/CN202323719U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359075A (en) * | 2011-11-08 | 2012-02-22 | 中铁五局（集团）有限公司 | Walking track for bridge erecting machine to erect 32m beam in single track railway curve tunnel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103375170B (en) | Underground excavation construction deformation control method for three-hole small clear distance tunnel underpass trunk railway | |
| CN101418535B (en) | Construction method of monolithic road-bed in rail tunnel | |
| CN102926299A (en) | Railway elevating and fixing device and railway bridge and culvert construction method adopting railway elevating and fixing device | |
| CN209412614U (en) | A kind of double-block type sleeper and double-block type ballastless track structure | |
| CN109458185B (en) | Construction method for vertically overlapped crossed parallel tunnel shield | |
| CN204940141U (en) | The reinforcement system of existing line in Framed underpass bridge process | |
| CN101806220A (en) | Structure extending open tunnel for existing rapid transit railway tunnel | |
| CN102797223B (en) | Construction method for cast-in-place of continuous beam at turnout junction for passenger transport line in seawall area by false work method | |
| CN215758263U (en) | Reinforcing system for ultra-large section tunnel to penetrate existing railway downwards | |
| CN202323719U (en) | 32m girder travelling track for erecting single-line railway curved tunnel by bridge erection machine | |
| CN202064239U (en) | Embedded telescoping type concrete turnout board | |
| CN109355986A (en) | A kind of non-fragment orbit sedimentation regulation method based on rope saw cut | |
| CN201835191U (en) | Railway ballastless track supporting block | |
| CN204825525U (en) | A modularization steel sheet sleeper for build bridge in tunnel face | |
| CN109778611A (en) | Ballastless track structure method for correcting error in railway tunnel | |
| CN109338831A (en) | A kind of non-fragment orbit method for correcting error based on rope saw cut | |
| CN202830761U (en) | Railway steel truss girder bridge ballastless track laying structure | |
| CN203487418U (en) | Subgrade surface reinforcement waterproof structure of ballastless track high speed railway | |
| CN105421160B (en) | A kind of concrete bedding top surface line type control method | |
| CN2758310Y (en) | Biblock type rail bearing | |
| CN202099699U (en) | Elastic supporting vibration isolation component ballast bed | |
| CN202073037U (en) | Bridge ballastless track structure | |
| CN202090244U (en) | Welded steel fabric concrete sleeper | |
| CN102359075B (en) | Walking track for bridge erecting machine to erect 32m beam in single track railway curve tunnel | |
| CN201152176Y (en) | Existed electrified railroad tunnel lengthened section structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120711 Effective date of abandoning: 20131218 |
|
| RGAV | Abandon patent right to avoid regrant |