CN204151794U - A kind of subway transfer station deep foundation ditch crossed construction structure - Google Patents
A kind of subway transfer station deep foundation ditch crossed construction structure Download PDFInfo
- Publication number
- CN204151794U CN204151794U CN201420584464.7U CN201420584464U CN204151794U CN 204151794 U CN204151794 U CN 204151794U CN 201420584464 U CN201420584464 U CN 201420584464U CN 204151794 U CN204151794 U CN 204151794U
- Authority
- CN
- China
- Prior art keywords
- pit enclosure
- foundation pit
- enclosure structure
- foundation ditch
- standard paragraphs
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of subway transfer station deep foundation ditch crossed construction structure, the outside gusset of the outer support and node section foundation pit enclosure structure that are provided with the node section foundation pit enclosure structure corresponding with the weak location of node section foundation pit enclosure structure in standard paragraphs foundation ditch supports; In the crossed construction process of node segment base hole and standard paragraphs foundation ditch, the process of node segment base hole and standard paragraphs foundation ditch is excavated absolute altitude and must not differ and be greater than 5m.The utility model, by adopting the structure of outer support and the outside gusset support applying node section foundation pit enclosure structure in standard paragraphs foundation ditch, achieves the crossed construction of node segment base hole and standard paragraphs foundation ditch, substantially reduces engineering time and construction cost.
Description
Technical field
The utility model relates to a kind of constructing structure of foundation ditch, particularly a kind of crossed construction structure of adjacent foundation pits.
Background technology
There is the situation of interference mutually in current urban track traffic transfer station, reserved transfer node and the construction of other engineering adjacent foundation pits, for transfer station, it is generally transfer node of first constructing, in transfer node both sides, standard paragraphs reserves back-pressure soil, after the transfer node earthwork, temporary support and agent structure complete, just can carry out the standard station earthwork of transfer node both sides, temporary support and main structure construction, so just considerably increase project construction duration and construction cost, can not accept by unit in charge of construction.
Summary of the invention
The utility model provides a kind of subway transfer station deep foundation ditch crossed construction structure for solving in known technology the technical problem that exists, and this structure can shorten the construction period, reduces construction cost.
The technical scheme that the utility model is taked for the technical problem existed in solution known technology is: a kind of subway transfer station deep foundation ditch crossed construction structure, described deep foundation ditch comprises adjacent node segment base hole and standard paragraphs foundation ditch, described node segment base hole and described standard paragraphs foundation ditch are equipped with space enclosing structure, node section foundation pit enclosure structure and standard paragraphs foundation pit enclosure structure are equipped with inner support, the inner support of node section foundation pit enclosure structure is provided with linking beam, described linking beam lower support has lattice column, the outside gusset of the outer support and node section foundation pit enclosure structure that are provided with the node section foundation pit enclosure structure corresponding with the weak location of node section foundation pit enclosure structure in described standard paragraphs foundation ditch supports, in the crossed construction process of described node segment base hole and described standard paragraphs foundation ditch, the process of node segment base hole and standard paragraphs foundation ditch is excavated absolute altitude and must not differ and be greater than 5m.
The outer support of described node section foundation pit enclosure structure and the outside gusset support of described node section foundation pit enclosure structure adopt reinforced concrete structure or steel work.
The outer support of described node section foundation pit enclosure structure and the outside gusset support of described node section foundation pit enclosure structure are provided with 2 ~ 3 roads.
Described node section foundation pit enclosure structure and standard paragraphs foundation pit enclosure structure are the one in ground-connecting-wall, steel sheet pile boring or castinplace pile.
The inner support of described node section foundation pit enclosure structure and the inner support of standard paragraphs foundation pit enclosure structure adopt steel pipe or reinforced concrete structure to be formed.
The advantage that the utility model has and good effect are: by adopting the structure of outer support and the outside gusset support performing node section foundation pit enclosure structure in standard paragraphs foundation ditch, strengthen the weak location of node section foundation pit enclosure structure, strengthen the connection of standard paragraphs foundation pit enclosure structure and node section foundation pit enclosure structure, prevent node section foundation pit enclosure structure and standard paragraphs foundation pit enclosure structure from producing excessive distortion, and then achieve the crossed construction of node segment base hole and standard paragraphs foundation ditch, substantially reduce engineering time and construction cost.
Accompanying drawing explanation
Fig. 1 is plan view of the present utility model.
In figure: 1, node segment base hole; 11, node section foundation pit enclosure structure; 12, inner support; 13, linking beam; 14, lattice column; 15, outer support; 16, outside gusset support; 2, standard paragraphs foundation ditch; 21, standard paragraphs foundation pit enclosure structure; 22, inner support.
Detailed description of the invention
For summary of the invention of the present utility model, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1, a kind of subway transfer station deep foundation ditch crossed construction structure, described deep foundation ditch comprises adjacent node segment base hole 1 and standard paragraphs foundation ditch 2, described node segment base hole 1 and described standard paragraphs foundation ditch 2 are equipped with space enclosing structure, node section foundation pit enclosure structure 11 and standard paragraphs foundation pit enclosure structure 21 are equipped with inner support 12, 22, the inner support 12 of node section foundation pit enclosure structure is provided with linking beam 13, described linking beam 13 lower support has lattice column 14, the outside gusset of the outer support 15 and node section foundation pit enclosure structure 11 that are provided with the node section foundation pit enclosure structure 11 corresponding with the weak location of node section foundation pit enclosure structure 11 in described standard paragraphs foundation ditch 2 supports 16, in the crossed construction process of described node segment base hole 1 and described standard paragraphs foundation ditch 2, the process excavation absolute altitude of described node segment base hole 1 and described standard paragraphs foundation ditch 2 must not differ and is greater than 5m.
In the present embodiment, the outer support 15 of described node section foundation pit enclosure structure and the outside gusset support 16 of described node section foundation pit enclosure structure adopt reinforced concrete structure or steel work.The outer support 25 of described node section foundation pit enclosure structure and the outside gusset support 26 of described node section foundation pit enclosure structure are provided with 2 ~ 3 roads.Described node section foundation pit enclosure structure 11 and standard paragraphs foundation pit enclosure structure 21 are the one in ground-connecting-wall, steel sheet pile or bored pile.Described node section foundation pit enclosure structure inner support 12 and standard paragraphs foundation pit enclosure structure inner support 22 adopt steel pipe or reinforced concrete structure to be formed.
The construction method of above-mentioned subway transfer station deep foundation ditch crossed construction structure, carry out according to following steps:
One) finite element structural analysis calculating is carried out to node section foundation pit enclosure structure, according to the stress of structure, the weak location of strain maximum position determination node section foundation pit enclosure structure; Complete the construction of node segment base hole 1 and standard paragraphs foundation ditch 2 space enclosing structure;
Two) excavation in node segment base hole 1 is carried out, dig the 10cm place to its space enclosing structure first inner supporting structure, start the construction carrying out node section foundation pit enclosure structure 11 first inner support 12 and linking beam 13 thereof, linking beam 13 adopts lattice column 14 to support, and lattice column 14 completes construction before the soil excavation of node segment base hole;
Three) after node section foundation pit enclosure structure 11 first inner support 12 has been constructed and reached design strength, carry out the soil excavation of standard paragraphs foundation ditch 2, dig the 10cm place to its space enclosing structure first inner support 22, start the construction carrying out standard paragraphs foundation pit enclosure structure 21 first inner support 22;
Four) after standard paragraphs foundation pit enclosure structure 21 first inner support 22 has been constructed and reached design strength, step 2 is repeated);
Five) step 3 is cycled to repeat) and step 4) until node segment base hole 1 and standard paragraphs foundation ditch 2 reach design elevation;
In the work progress of standard paragraphs foundation ditch 2, when standard paragraphs pit earthwork is excavated to the depth corresponding with the weak location of node section foundation pit enclosure structure, first to complete the outer support 15 of node section foundation pit enclosure structure 11 and the construction of outside gusset support 16 in standard paragraphs foundation ditch 2, and then dig standard paragraphs pit earthwork under continuing; In the crossed construction process of node segment base hole 1 and standard paragraphs foundation ditch 2, the process excavation absolute altitude of node segment base hole 1 and standard paragraphs foundation ditch 2 must not differ and is greater than 5m.Node segment base hole 1 of first constructing to be guaranteed in the crossed construction process that node segment base cheats 1 and standard paragraphs foundation ditch 2.
Although be described preferred embodiment of the present utility model by reference to the accompanying drawings above; but the utility model is not limited to above-mentioned detailed description of the invention; above-mentioned detailed description of the invention is only schematic; be not restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; do not departing under the ambit that the utility model aim and claim protect, can also make a lot of form, these all belong within protection domain of the present utility model.
Claims (5)
1. a subway transfer station deep foundation ditch crossed construction structure, described deep foundation ditch comprises adjacent node segment base hole and standard paragraphs foundation ditch, described node segment base hole and described standard paragraphs foundation ditch are equipped with space enclosing structure, node section foundation pit enclosure structure and standard paragraphs foundation pit enclosure structure are equipped with inner support, the inner support of node section foundation pit enclosure structure is provided with linking beam, described linking beam lower support has lattice column, it is characterized in that, the outside gusset of the outer support and node section foundation pit enclosure structure that are provided with the node section foundation pit enclosure structure corresponding with the weak location of node section foundation pit enclosure structure in described standard paragraphs foundation ditch supports, in the crossed construction process of described node segment base hole and described standard paragraphs foundation ditch, the process of described node segment base hole and described standard paragraphs foundation ditch is excavated absolute altitude and must not differ and be greater than 5m.
2. subway transfer station deep foundation ditch crossed construction structure according to claim 1, is characterized in that, the outer support of described node section foundation pit enclosure structure and the outside gusset support of described node section foundation pit enclosure structure adopt reinforced concrete structure or steel work.
3. subway transfer station deep foundation ditch crossed construction structure according to claim 2, is characterized in that, the outer support of described node section foundation pit enclosure structure and the outside gusset support of described node section foundation pit enclosure structure are provided with 2 ~ 3 roads.
4. subway transfer station deep foundation ditch crossed construction structure according to claim 1, is characterized in that, described node section foundation pit enclosure structure and standard paragraphs foundation pit enclosure structure are the one in ground-connecting-wall, steel sheet pile boring or castinplace pile.
5. subway transfer station deep foundation ditch crossed construction structure according to claim 1, is characterized in that, the inner support of described node section foundation pit enclosure structure and the inner support of standard paragraphs foundation pit enclosure structure adopt steel pipe or reinforced concrete structure to be formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420584464.7U CN204151794U (en) | 2014-10-10 | 2014-10-10 | A kind of subway transfer station deep foundation ditch crossed construction structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420584464.7U CN204151794U (en) | 2014-10-10 | 2014-10-10 | A kind of subway transfer station deep foundation ditch crossed construction structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204151794U true CN204151794U (en) | 2015-02-11 |
Family
ID=52509922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420584464.7U Expired - Fee Related CN204151794U (en) | 2014-10-10 | 2014-10-10 | A kind of subway transfer station deep foundation ditch crossed construction structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204151794U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112575793A (en) * | 2020-12-17 | 2021-03-30 | 中铁二十二局集团轨道工程有限公司 | Open cut foundation pit continuous beam capable of being rapidly installed with steel support |
-
2014
- 2014-10-10 CN CN201420584464.7U patent/CN204151794U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112575793A (en) * | 2020-12-17 | 2021-03-30 | 中铁二十二局集团轨道工程有限公司 | Open cut foundation pit continuous beam capable of being rapidly installed with steel support |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106049532B (en) | A kind of pipe gallery open-cut branch blocking means and its construction method | |
| CN103114857A (en) | Shield tunnel construction method | |
| CN103924602B (en) | Deep Thick Soft Ground foundation ditch construction method | |
| CN103590406A (en) | Construction method for synchronously excavating ultra-large type deep foundation pits in partitioned mode | |
| CN103939105B (en) | A kind of construction method and structure laying construction shaft above underground construction | |
| CN204551487U (en) | A kind of steel support structure that can realize Adjacent Pit synchronous construction | |
| CN104863597A (en) | Transverse tunnel cover method for shallow-buried underground excavation large underground space construction | |
| CN104947681A (en) | Super large super deep basement ground pit construction method | |
| CN102995643B (en) | Underground-space steel truss foundation pit supporting structure and construction method thereof | |
| CN104141500A (en) | Hardened sand gravel stratum cavern construction method | |
| CN204002832U (en) | A kind of shield tunnel portal structure | |
| CN204151794U (en) | A kind of subway transfer station deep foundation ditch crossed construction structure | |
| CN103628890A (en) | Soft phyllite tunnel excavation deformation control method | |
| CN104404963A (en) | Cross construction method for deep foundation pits in metro interchange station | |
| CN204097889U (en) | A kind of piling and the built bridge abutment structure of increase platform cap composite reinforcement | |
| CN105297773A (en) | Reverse construction method earth excavation method capable of reducing cover-excavation earth volume | |
| CN203613544U (en) | Envelop enclosure for deep foundation pit partition simultaneous excavation | |
| CN104405402A (en) | Symmetric middle separation wall construction method for hidden type middle wall multi-arch tunnel | |
| CN204040042U (en) | A kind of super large ultra-deep support with manually dug piles structure | |
| CN203846503U (en) | Foundation pit supporting system of open excavation section between two built metro tunnels | |
| CN205242382U (en) | Recoverable local fender pile | |
| CN204608798U (en) | A kind of water-seal pile/within the walls inserts the foundation pit supporting construction that H profile steel and prefabricated tubular pile are formed | |
| CN203924072U (en) | The retaining wall supporting and protection structure of the super dark hand excavated pile of a kind of super large | |
| CN104405412B (en) | Metro built by mining method adit construction component | |
| CN103422863B (en) | A kind of complex environment method for ultra-deep foundation pit construction |
Legal Events
| 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: 20150211 Termination date: 20191010 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |