CN204570390U - Be applied to the electric locomotive sleeper of shield method tunnel construction - Google Patents
Be applied to the electric locomotive sleeper of shield method tunnel construction Download PDFInfo
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- CN204570390U CN204570390U CN201520238269.3U CN201520238269U CN204570390U CN 204570390 U CN204570390 U CN 204570390U CN 201520238269 U CN201520238269 U CN 201520238269U CN 204570390 U CN204570390 U CN 204570390U
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Abstract
The novel New-type electric machine track pillow disclosing a kind of shield method tunnel construction of this example.This Novel sleeper is made up of major trough steel, end slot steel and back cover steel plate three parts.Two butt channel-section steel top flutings, form notch respectively, for being installed with two rail be arranged side by side, two butt channel-section steels are arranged in Novel sleeper two ends and weld with major trough steel backing backrest, major trough steel back-off is placed, cut into wedge shape bottom two ends, one block of steel sheet slightly large compared with major trough steel dimensions is respectively welded in bottom, wedge shape position, two ends, agrees with mutually with tunnel curved surface.Compared with prior art, it is high that the utility model has safety, good stability, and applicability is strong, and overall structure is firm, and maintenance cost is low, and turnover access times are many, and good economy performance, can promote the advantages such as shield-tunneling construction speed significantly.
Description
Technical field
The utility model relates to electric locomotive sleeper field, is specially a kind of electric locomotive sleeper being applied to shield method tunnel construction.
Background technology
Shield method is generally applied in constructing metro tunnel, and in recent years, urban track traffic cause is flourish, and shield machine and Backup system thereof are also in continuous innovation.Shield method horizontal trasportation equipment generally adopts electric locomotive, and electric locomotive needs to run on construction track, and locomotive haulage power is increasing, and transport capacity improves constantly, and electric locomotive track has also eliminated 24# rail gradually, selects 38# rail more.
At present, when the simple and easy sleeper generally applied and 24# rail are arranged in pairs or groups and used, still there is a lot of defect, and arrange in pairs or groups with 38# rail and use, the advantage of 38# rail cannot be given full play of.
As shown in Figure 1, this sleeper adopts 10# channel-section steel 1 as sleeper main body to the structure of the simple and easy sleeper generally applied now, and offers notch 8 respectively, provide the supporting role of a 24# rail 3 respectively at length direction two ends.As shown in Figure 2, simple motor track pillow applies schematic diagram in tunnel, and two 24# rail 3 are arranged in two notches 8 respectively, when electric locomotive runs, due to the effect of tunnel curved surface, two notches 8 can curve inwardly, two 24# rail are fixed respectively, plays the effect of support.
But, simple and easy sleeper due to adopt channel-section steel model less, structure tension performance is poor, be difficult to provide more stable support, and rail is in operation and can produces certain inclination, serious to rail uneven wear, in work progress, easily there is electric locomotive derailment accident.Because in use simple and easy sleeper distortion is comparatively large, and structural stability is poor, fragile, substantially cannot reuse afterwards in dismounting.Because simple and easy sleeper in use can produce moderate finite deformation, almost stick together with tunnel curved surface, muddy water cannot smooth outflow, causes tunnel internal water accumulation serious.Because simple and easy sleeper is liftoff lower, easily cause electric locomotive wheel bearing to enter mud, cause damaging, so electric locomotive wheel fault rate is also higher in simple and easy sleeper application process.
Therefore, in view of many defects of use and the above-mentioned simple and easy sleeper on a large scale of 38# rail, need after research and testing, develop Novel sleeper, meet practical application.
Summary of the invention
The purpose of this utility model is to provide a kind of New-type electric machine track to rest the head on, meet requirement that is firm, durable, safe, reliable, economic, that be suitable for, the advantage of 38# rail can be given full play of, effectively improve the ability of electric locomotive horizontal transport, thus effectively improve the Tunnel Construction Schedule of shield method.
The utility model adopts following technical scheme to realize:
A kind of electric locomotive sleeper being applied to shield method tunnel construction, comprise the major trough steel that back-off is placed, the both ends of described major trough steel form wedge shape, the back side, both ends of described major trough steel is respectively arranged with end slot steel, the back side of described end slot steel is welded with the back side of major trough steel, two end slot steel all offers the notch coordinating and install 38# rail; The notch face, both ends of described major trough steel is welded with back cover steel plate respectively.
The rectangular steel of channel-section steel to be cross section be groove type.The specification of channel-section steel mainly represents by height h, the wide b of leg, waist thickness d equidimension, and current domestic channel-section steel specification, from 5 ~ No. 40, is namely highly 5 ~ 40cm accordingly.Under identical height, thin-wall channel is narrower than the leg of common channel-section steel, waist is thin, lightweight.18 ~ No. 40 is channel beam, and 5 ~ No. 16 channel-section steels are medium-sized channel-section steel.
This Novel sleeper is made up of major trough steel, end slot steel and back cover steel plate three parts.Two butt channel-section steel top fluting formation, two notches, be installed with two 38# rail be arranged side by side respectively, two butt channel-section steels are arranged in major trough steel two ends, and weld with major trough steel backing backrest, major trough steel back-off is placed, cut into wedge shape bottom two ends, bottom, wedge shape position, two ends is each integrally welded with one block of steel sheet.The distance at two notch centers is the wheelbase of electric locomotive wheel, and width of rebate is slightly wider than rail bottom width.Agree with mutually with tunnel curved surface after wedge bonding steel sheet bottom major trough steel two ends, the weight transfer of electric locomotive, after major trough steel, is directly delivered on tunnel double-lining section of jurisdiction by steel sheet.Adopt said structure, the New-type electric machine track pillow structural entity that should be used for shield method tunnel construction adopts welding, and Path of Force Transfer is reasonable, is out of shape little in application process, firm in structure stable, greatly improves the application life of sleeper.In addition, Novel sleeper makes rail terrain clearance higher, effectively can improve the terrain clearance of electric locomotive wheel, thus avoid electric locomotive wheel to be immersed in muddy water, and sleeper and curved surface tunnel can form more stable pipelined channel, can not stop that muddy water flows, greatly reduce electric locomotive maintenance rate.
In the utility model application process, the notch top on end slot steel can be inside micro-curved under powered locomotive gravity effect, by rail card jail in two notches, ensures electric locomotive stable operation.In addition, make the turning Special-purpose sleeper of gauge 1cm larger than normal gauge, be less than the little curved tunnel turnaround section of 400m for turning radius, consistent with straightway to ensure effective gauge of turnaround section.
The utility model is reasonable in design, compared with prior art, although the utility model structure slightly complicated, there is safety high, good stability, applicability is strong, and overall structure is firm, and maintenance cost is low, turnover access times are many, Long-Time Service cost not as good as the half of existing simple and easy sleeper, and can promote shield-tunneling construction speed significantly, has higher actual application value.
Accompanying drawing explanation
Fig. 1 represents existing simple motor track pillow structural representation.
Fig. 2 represents that existing simple motor track pillow applies schematic diagram in tunnel.
Fig. 3 represents New-type electric machine track pillow structural representation.
Fig. 4 represents New-type electric machine car concrete sleeper composition schematic diagram.
Fig. 5 represents New-type electric machine track pillow top view.
Fig. 6 represents that New-type electric machine track pillow applies schematic diagram in tunnel.
In figure, 1-10# channel-section steel, 2-tunnel bottom Internal periphery face, 3-24# rail, 4-major trough steel, 5-end slot steel, 6-back cover steel plate, 7-38# rail, 8-notch.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
A kind of electric locomotive sleeper being applied to shield method tunnel construction, as shown in Fig. 3,4,5, comprise the major trough steel 4 that back-off is placed, the both ends of described major trough steel 4 form wedge shape, the back side, both ends of described major trough steel 4 is respectively arranged with end slot steel 5, the back side of described end slot steel 5 is welded with the back side of major trough steel 4, two end slot steel 4 all offers the notch 8 coordinating and install 38# rail 7; The notch face, both ends of described major trough steel 4 is welded with back cover steel plate 6 respectively.
This Novel sleeper is formed primarily of major trough steel 4, end slot steel 5 and back cover steel plate 6.Described major trough steel 4 adopts 14# channel-section steel, and described end slot steel 5 adopts 12# channel-section steel, and the thickness of described back cover steel plate 6 is 1cm.Slot in end slot steel 5 top, form notch 8, be installed with two 38# rail be arranged side by side respectively, two butt channel-section steels 5 are arranged in major trough steel 4 and weld back-to-back, enhance the globality of two notches 8, make notch firm, durable, not fragile.Major trough steel back-off is placed, and cuts into bottom, wedge shape position each integrally welded with one block of steel sheet bottom two ends.As shown in Figure 6, agree with mutually with Internal periphery face, bottom surface, tunnel 2 after wedge bonding steel sheet 6 bottom major trough steel 4 two ends, the weight transfer of electric locomotive, after major trough steel 4, is directly delivered on tunnel double-lining section of jurisdiction by steel sheet 6, force design is reasonable, and Novel sleeper globality is strong.
In the utility model application process, the top of the notch 8 of two end slot steel 5 can be inside micro-curved under powered locomotive gravity effect, is firmly stuck in by 38# rail 7 in two notches 8, ensures electric locomotive stable operation.
Novel sleeper makes rail higher from tunnel floor height, effectively can improve the terrain clearance of electric locomotive wheel, thus avoid electric locomotive wheel to be immersed in muddy water, and Novel sleeper rigidity is larger, not yielding, more stable pipelined channel can be formed with curved surface tunnel, can not stop that muddy water flows, thus greatly reduce electric locomotive maintenance rate.
In addition, the turning Special-purpose sleeper of gauge 1cm larger than normal gauge can also be made, be less than the little curved tunnel turnaround section of 400m for turning radius, consistent with straightway to ensure effective gauge of turnaround section.
In sum, compared with prior art, it is high that the utility model has safety, good stability, and applicability is strong, overall structure is firm, maintenance cost is low, and turnover access times are many, and during Long-Time Service, cost is less than the half of existing simple and easy sleeper, and shield-tunneling construction speed can be promoted significantly, there is higher using value.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present utility model.
Claims (2)
1. one kind is applied to the electric locomotive sleeper of shield method tunnel construction, it is characterized in that: comprise the major trough steel (4) that back-off is placed, the both ends of described major trough steel (4) form wedge shape, the back side, both ends of described major trough steel (4) is respectively arranged with end slot steel (5), the back side of described end slot steel (5) is welded with the back side of major trough steel (4), two end slot steel (4) all offers the notch (8) coordinating and install 38# rail (7); The notch face, both ends of described major trough steel (4) is welded with back cover steel plate (6) respectively.
2. the electric locomotive sleeper being applied to shield method tunnel construction according to claim 1, is characterized in that: described major trough steel (4) adopts 14# channel-section steel, and described end slot steel (5) adopts 12# channel-section steel, and the thickness of described back cover steel plate (6) is 1cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520238269.3U CN204570390U (en) | 2015-04-20 | 2015-04-20 | Be applied to the electric locomotive sleeper of shield method tunnel construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520238269.3U CN204570390U (en) | 2015-04-20 | 2015-04-20 | Be applied to the electric locomotive sleeper of shield method tunnel construction |
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| Publication Number | Publication Date |
|---|---|
| CN204570390U true CN204570390U (en) | 2015-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520238269.3U Expired - Fee Related CN204570390U (en) | 2015-04-20 | 2015-04-20 | Be applied to the electric locomotive sleeper of shield method tunnel construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204570390U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937194A (en) * | 2016-06-27 | 2016-09-14 | 北京城建集团有限责任公司 | Sleeper for separate starting of small shield and use method of sleeper |
| CN106245471A (en) * | 2016-10-17 | 2016-12-21 | 中建交通建设集团有限公司 | A kind of light-duty sleeper of rapid-assembling/disassembling and using method thereof |
| CN107747257A (en) * | 2017-04-26 | 2018-03-02 | 龚金京 | A kind of shield machine subsequent transportation battery truck damping compression-resistant antiskid sleeper and its construction method |
-
2015
- 2015-04-20 CN CN201520238269.3U patent/CN204570390U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937194A (en) * | 2016-06-27 | 2016-09-14 | 北京城建集团有限责任公司 | Sleeper for separate starting of small shield and use method of sleeper |
| CN106245471A (en) * | 2016-10-17 | 2016-12-21 | 中建交通建设集团有限公司 | A kind of light-duty sleeper of rapid-assembling/disassembling and using method thereof |
| CN107747257A (en) * | 2017-04-26 | 2018-03-02 | 龚金京 | A kind of shield machine subsequent transportation battery truck damping compression-resistant antiskid sleeper and its construction method |
| CN107747257B (en) * | 2017-04-26 | 2023-09-12 | 龚金京 | Vibration-damping compression-resistant anti-slip sleeper for subsequent transport of power transmission bottle truck of shield tunneling machine and construction method of vibration-damping compression-resistant anti-slip sleeper |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20160420 |
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| CF01 | Termination of patent right due to non-payment of annual fee |