CN103711046A - Crane track foundation - Google Patents
Crane track foundation Download PDFInfo
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- CN103711046A CN103711046A CN201310739062.XA CN201310739062A CN103711046A CN 103711046 A CN103711046 A CN 103711046A CN 201310739062 A CN201310739062 A CN 201310739062A CN 103711046 A CN103711046 A CN 103711046A
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- subway
- crane rail
- track
- basis
- top board
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Abstract
The invention discloses a crane track foundation and belongs to the technical field of civil construction engineering. The crane track foundation is used for solving the problems that due to the fact that a track bed of an existing crane track foundation is arranged on a top board of a subway structure, the load of the top board of the subway structure is extremely large and the top board of the subway structure partially cracks. The crane track foundation is used for laying a crane track so that a subway shield can be hoisted. The crane track foundation comprises two track beds, wherein at least one track bed is located on a beam of a hosting hole of the subway shield. According to the crane track foundation, the load of the top board of the subway structure is reduced so that generation of cracks of the top board of the subway structure can be well avoided and the safety of an existing structure of a subway can be guaranteed. In addition, a beam-slab-column system in the original subway structure is fully used by the crane track foundation, so that labor and engineering cost are saved.
Description
Technical field
The present invention relates to civil construction project technical field, be specifically related to a kind of Crane Rail basis.
Background technology
The ballast bed of track of metro shield lifting crane track foundation is arranged on structure of the subway top board more at present, by slab and girder, power is transmitted on structural column.Adopt such design, shortcoming is that structure of the subway top board is stressed larger, easily causes structure of the subway top board partial structurtes crack.And the ballast bed of track on this Crane Rail basis needs construction separately, easily causes the waste of manpower and materials.Therefore, need a kind of optimal design badly, adjust the ballast bed of track position on Crane Rail basis, reduce the load to structure of the subway top board, thereby prevent the generation of structure of the subway top board local cracks.
Summary of the invention
The object of the present invention is to provide a kind of Crane Rail basis, with the ballast bed of track that solves existing Crane Rail basis, because of being arranged on structure of the subway top board, causing structure of the subway top board load excessive, thereby cause the problem in the local generation of structure of the subway top board crack.For solving the problems of the technologies described above, Crane Rail provided by the invention basis, can reduce the load of structure of the subway top board, and can the reduction of erection time.
To achieve these goals, technical scheme of the present invention is:
A kind of Crane Rail basis, for laying Crane Rail with lifting metro shield, comprises two ballast bed of track, and described at least one, ballast bed of track is positioned on the crossbeam of hole for hoist of described metro shield.
Further, described Crane Rail basis comprises two ballast bed of track that are symmetricly set in described hole for hoist both sides.
Further, the retaining wall of hole for hoist inner side described in described Crane Rail adjacent foundation.
Further, at least three reinforced concrete posts are set up in the bottom of described crossbeam.
Further, described crossbeam is provided with post joint bar, and described post joint bar is connected with the reinforcing bar in described reinforced concrete post.
Compared with prior art, tool has the following advantages and beneficial effect in the present invention:
1, Crane Rail of the present invention basis, comprise two ballast bed of track, at least one ballast bed of track is arranged on the crossbeam of hole for hoist of metro shield, directly by crossbeam, upper load is transmitted on structural column, do not need to conduct upper load by structure of the subway top board, with in prior art, the ballast bed of track on Crane Rail basis is arranged on structure of the subway top board and is compared, the ballast bed of track on Crane Rail of the present invention basis is little on the impact of structure of the subway top board, reduced the load of structure of the subway top board, thereby can control preferably the generation in structure of the subway top panel area crack, guaranteed the safety of subway existing structure.
2, Crane Rail of the present invention basis, the retaining wall of at least one ballast bed of track next-door neighbour metro shield hole for hoist 1 inner side, can construct with retaining wall simultaneously, compare with the ballast bed of track on the Crane Rail basis of constructing separately in prior art, the duration has been shortened on Crane Rail of the present invention basis.In addition, Crane Rail of the present invention basis takes full advantage of the slab column system in original structure of the subway, has saved manpower and engineering cost.
Accompanying drawing explanation
Fig. 1 is the position view on the Crane Rail basis of one embodiment of the invention;
Fig. 2 is the A-A sectional drawing of Fig. 1.
The specific embodiment
Crane Rail basis the present invention being proposed below in conjunction with the drawings and specific embodiments is described in further detail.According to the following describes and claims, advantages and features of the invention will be clearer.It should be noted that, accompanying drawing all adopts very the form of simplifying and all uses non-ratio accurately, only in order to convenient, the object of the aid illustration embodiment of the present invention lucidly.
Below in conjunction with Fig. 1 and Fig. 2, describe Crane Rail of the present invention basis in detail.
As depicted in figs. 1 and 2, a kind of Crane Rail basis, for laying Crane Rail with lifting metro shield, comprises two ballast bed of track 2, and at least one ballast bed of track 2 is positioned on the crossbeam 3 of hole for hoist 1 of metro shield.The bottom of crossbeam 3 is provided with some structural columns 5.The structure roof 4 of subway is fixedly connected with structural column 5 through crossbeam 3.
The ballast bed of track 2 on Crane Rail basis is arranged on the crossbeam 3 of metro shield hole for hoist 1, load when directly travelled in top by crossbeam 3 is transmitted on structural column 5, do not need to conduct upper load by structure of the subway top board 4, reduced the load of structure of the subway top board 4, thereby can control preferably the generation in structure of the subway top board 4 cracks, region, guarantee the safety of subway existing structure.
Specifically, as shown in Figure 2, in driving driving process, need two Crane Rails, two Crane Rail correspondences are arranged on two ballast bed of track 2 on Crane Rail basis.In the present embodiment, Crane Rail basis comprises two ballast bed of track 2, and one of them ballast bed of track is positioned at away from (not shown) on the road surface of metro shield hole for hoist 1 or level land, and another ballast bed of track 2 is positioned on the crossbeam 3 of hole for hoist 1.Certainly, according to Specific construction field conditions, two ballast bed of track 2 also can be symmetricly set on the crossbeam 3 of hole for hoist 1 both sides.The retaining wall 6 of 2 next-door neighbour hole for hoist 1 inner sides, Crane Rail basis.
Continuation is with reference to figure 1 and Fig. 2, the bearing capacity of foundation soil requirement while travelling in order to meet, and at least three reinforced concrete posts 7 are set up in the bottom of crossbeam 3.The spacing size of column section size, arrangement of reinforcement and the reinforced concrete post of this reinforced concrete post 7 can be by calculating.Consider stressed stability, can select to arrange three reinforced concrete posts 7.Certainly, more reinforced concrete post 7 also can be set, under the prerequisite of requirement that meets the bearing capacity that travels, save as far as possible material usage, about the quantity of reinforced concrete post, this is not restricted in the present invention.The more important thing is, in order to make the post and lintel system of reinforced concrete post 7 and structure of the subway form integral body, reach stressed balance, be also provided with post joint bar on crossbeam 3, post joint bar is connected with the reinforcing bar in reinforced concrete post 7.
Specifically, the ballast bed of track 2 on Crane Rail of the present invention basis is laid Crane Rail after having built at an upper portion thereof.For the driving that lifts metro shield, sail Crane Rail is up, by metro shield hole for hoist 1, carry out metro shield lifting.
Crane Rail of the present invention basis comprises two ballast bed of track, the retaining wall 6 of one of them ballast bed of track 2 next-door neighbour metro shield hole for hoist 1 inner side.Therefore, this ballast bed of track 2 can be constructed with retaining wall 6 simultaneously.Compare with the Crane Rail basis of constructing separately in prior art, in Crane Rail of the present invention basis, be close to the ballast bed of track 2 of hole for hoist 1 inner side retaining wall 6 one sides because together constructing with retaining wall 6, saved the duration of a project.In addition, Crane Rail of the present invention basis takes full advantage of the slab column system in original structure of the subway, when meeting the requirement for bearing capacity of travelling, has saved manpower and the operating expenses of secondary formwork.
In sum, in Crane Rail provided by the present invention basis, for lifting the driving of metro shield, travel, at least one ballast bed of track 2 on this Crane Rail basis is arranged on the crossbeam 3 of metro shield hole for hoist 1.Adopt such design, load when this ballast bed of track 2 directly travels top by crossbeam 3 is transmitted on structural column 5, do not need to conduct upper load by structure of the subway top board 4, reduced the load of structure of the subway top board 4, thereby can control preferably the generation in structure of the subway top board 4 cracks, region, guarantee the safety of subway existing structure.And the retaining wall 6 of these one of them ballast bed of track 2 next-door neighbour metro shield hole for hoist 1 inner sides, thereby can construct with retaining wall 6 simultaneously.Compare with the Crane Rail basis of constructing separately in prior art, the duration of a project has been saved on Crane Rail of the present invention basis.In addition, the present invention, also by making full use of the slab column system in original structure of the subway, has reached the effect of saving manpower and engineering cost.
Foregoing description is only the description to preferred embodiment of the present invention, the not any restriction to the scope of the invention, and any change, modification that the those of ordinary skill in field of the present invention is done according to above-mentioned disclosure, all belong to the protection domain of claims.
Claims (5)
1. a Crane Rail basis, for laying Crane Rail with lifting metro shield, is characterized in that, comprises two ballast bed of track, and described at least one, ballast bed of track is positioned on the crossbeam of hole for hoist of described metro shield.
2. Crane Rail as claimed in claim 1 basis, is characterized in that, described Crane Rail basis comprises two ballast bed of track that are symmetricly set in described hole for hoist both sides.
3. Crane Rail as claimed in claim 1 or 2 basis, is characterized in that, the retaining wall of hole for hoist inner side described in described Crane Rail adjacent foundation.
4. Crane Rail as claimed in claim 3 basis, is characterized in that, at least three reinforced concrete posts are set up in the bottom of described crossbeam.
5. Crane Rail as claimed in claim 4 basis, is characterized in that, described crossbeam is provided with post joint bar, and described post joint bar is connected with the reinforcing bar in described reinforced concrete post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310739062.XA CN103711046A (en) | 2013-12-27 | 2013-12-27 | Crane track foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310739062.XA CN103711046A (en) | 2013-12-27 | 2013-12-27 | Crane track foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103711046A true CN103711046A (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310739062.XA Pending CN103711046A (en) | 2013-12-27 | 2013-12-27 | Crane track foundation |
Country Status (1)
| Country | Link |
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| CN (1) | CN103711046A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070116180A (en) * | 2005-06-09 | 2007-12-06 | 레일 원 게엠베하 | Ballastless track for rail vehicles |
| CN101338677A (en) * | 2008-08-08 | 2009-01-07 | 上海市隧道工程轨道交通设计研究院 | Synchronous construction method for shield method tunnel |
| CN202945508U (en) * | 2012-11-21 | 2013-05-22 | 中铁第四勘察设计院集团有限公司 | Track structure of monolithic track bed capable of being assembled rapidly |
| CN203654093U (en) * | 2013-12-27 | 2014-06-18 | 上海建工二建集团有限公司 | Driving vehicle track foundation |
-
2013
- 2013-12-27 CN CN201310739062.XA patent/CN103711046A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070116180A (en) * | 2005-06-09 | 2007-12-06 | 레일 원 게엠베하 | Ballastless track for rail vehicles |
| CN101338677A (en) * | 2008-08-08 | 2009-01-07 | 上海市隧道工程轨道交通设计研究院 | Synchronous construction method for shield method tunnel |
| CN202945508U (en) * | 2012-11-21 | 2013-05-22 | 中铁第四勘察设计院集团有限公司 | Track structure of monolithic track bed capable of being assembled rapidly |
| CN203654093U (en) * | 2013-12-27 | 2014-06-18 | 上海建工二建集团有限公司 | Driving vehicle track foundation |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140409 |