CN203834504U - Structure of basement reverse construction method tower crane foundation - Google Patents
Structure of basement reverse construction method tower crane foundation Download PDFInfo
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- CN203834504U CN203834504U CN201420251305.5U CN201420251305U CN203834504U CN 203834504 U CN203834504 U CN 203834504U CN 201420251305 U CN201420251305 U CN 201420251305U CN 203834504 U CN203834504 U CN 203834504U
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- basement
- tower crane
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- top plate
- permanent structure
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Abstract
The utility model discloses a structure of a basement reverse construction method tower crane foundation. The structure comprises a basement permanent structure. The basement permanent structure comprises pile foundations (1), steel pipe columns (2) and a basement top plate (3), wherein a well-shaped beam (4) is arranged on the basement top plate (3), the tower crane foundation (5) is arranged in the well-shaped beam (4), and a tower crane (6) is mounted on the tower crane foundation (5). In the early design stage, the pile foundations, the steel pipe columns and the basement top plate of the basement permanent structure are used, and the tower crane meeting the requirement for a model is selected, used and directly mounted on the basement top plate for installation and construction after being rechecked and calculated by an original design organization. The structure has the advantages that the basement permanent structure is utilized, tower crane foundation files and lattice type steel columns are omitted, the number of reserved holes of the basement structure is reduced, secondary construction of the basement structure is reduced, the construction period is shortened, potential safety hazards are reduced, construction measurement fees are saved, and meanwhile normal use of the tower crane and safety of the basement permanent structure are guaranteed.
Description
Technical field
the utility model relates to a kind of structure of basement top-down method tower crane, belongs to tower crane technical field of construction.
Background technology
along with the development of Building Trade in China, all kinds of types of construction continue to bring out, and the super dark engineering of super large is more and more.In conventional project reverse construction, modal a kind of tower crane mounting means is that tower crane is arranged on the basis of basement bottom board; Also having a kind of mounting means is first by tower crane requirement construction pile foundation, and then basement bottom board adopts laced of battened compression member to top board space, tower crane is raised to basement roof absolute altitude place, and then tower crane is arranged on laced of battened compression member.Above two kinds of methods all need to design separately tower crane pile foundation, reserving hole for tower crane.In basement construction, must strengthen the security protection to reserving hole, have potential safety hazard.After tower crane is removed, all need to carry out the structure secondary construction of tower crane position reserving hole.This practice causes larger waste, does not meet the thinking of energy-saving and emission-reduction.
Summary of the invention
the purpose of this utility model is, a kind of structure of basement top-down method tower crane is provided, to save the construction period, reduce potential safety hazard, save working measure and take, ensure that tower crane normally uses and ensures the safety of basement permanent structure own simultaneously, thereby overcome the deficiencies in the prior art.
the technical solution of the utility model is achieved in that
the structure of a kind of basement top-down method tower crane of the present utility model is that the structure of this basement top-down method tower crane comprises basement permanent structure; Basement permanent structure comprises pile foundation, steel pipe column and basement roof; Basement roof is provided with nine-squares beam, is provided with tower crane in nine-squares beam, and tower crane is installed on tower crane.
in the structure of above-mentioned basement top-down method tower crane, described basement roof is the strong concrete plate that intensity C35P6 thickness is 400mm.
in the structure of above-mentioned basement top-down method tower crane, described nine-squares beam is for being highly greater than 1200mm, and the strong concrete beam identical with basement roof intensity.
in the structure of above-mentioned basement top-down method tower crane, described tower crane intensity is C35 concrete.
owing to having adopted technique scheme, the utility model compared with prior art, the utility model utilizes basement permanent structure pile foundation, steel pipe column and basement roof at the design initial stage, check checking computations through original design unit, meet the tower crane model selected and be directly installed on and on basement roof, carry out installation.Practice advantage is like this, utilize basement permanent structure, cancel tower crane stake and laced of battened compression member, reduce basement structure reserving hole, reduce the construction of basement structure secondary, save the construction period, reduce potential safety hazard, save working measure and take, ensure that tower crane normally uses and ensure the safety of basement permanent structure own simultaneously.
Brief description of the drawings
fig. 1 is construction method schematic diagram of the present utility model;
fig. 2 is the structural representation of the structure of the utility model basement top-down method tower crane;
fig. 3 is embodiment schematic diagram of the present utility model.
being labeled as in figure: 1-pile foundation, 2-steel pipe column, 3-basement roof, 4-nine-squares beam, 5-tower crane, 6-tower crane, 7-basement bottom board.
Detailed description of the invention
below in conjunction with drawings and Examples, the utility model is described in further detail, but not as to any restriction of the present utility model.
the utility model is constructed according to the construction method of following a kind of basement top-down method tower crane, and as shown in Figure 1, the method is to utilize basement permanent structure directly tower crane to be arranged on basement roof; Described basement roof is reinforced by nine-squares beam, and the tower crane of constructing on nine-squares beam, and tower crane, nine-squares beam and basement roof are linked to be entirety by reinforcing bar.Basement permanent structure comprises pile foundation, steel pipe column and basement roof, and its sequence of construction is followed successively by: pile foundation construction, steel pipe column construction, basement roof construction, nine-squares beam construction and tower crane construction; Tower crane is directly installed on tower crane.
as shown in Figure 2, the structure of this basement top-down method tower crane comprises basement permanent structure to the structural representation of the structure of the of the present utility model a kind of basement top-down method tower crane building according to said method; Basement permanent structure comprises pile foundation 1, steel pipe column 2 and basement roof 3; Basement roof 3 is provided with nine-squares beam 4, is provided with tower crane 5 in nine-squares beam 4, and tower crane 6 is installed on tower crane 5.The strong concrete plate that basement roof 3 is 400mm for intensity C35P6 thickness.Nine-squares beam 4 is for being highly greater than 1200mm, and the strong concrete beam identical with basement roof 3 intensity.Tower crane 5 intensity are C35 concrete.
Embodiment
when concrete enforcement, as shown in Figure 3, this example is applicable to the engineering of three layers of above super dark contrary sequence method of basement.
its principle is to utilize basement permanent structure to carry out tower crane installation.Sequence of construction is followed successively by: pile foundation construction → steel pipe column construction → basement roof construction → tower crane construction → head tower hangs to be installed and uses.Specific construction step is as follows:
1, way is carried out pile foundation 1 and is constructed routinely;
2, way is carried out basement bottom board 7 and steel pipe column 2 is constructed routinely;
3, carry out basement roof 3 by mode of the present utility model and construct, concrete steps are as follows:
1) basement roof template is installed;
2) check checking computations requirement according to designing unit, carry out basement roof, tower crane and nine-squares beam construction.The strong concrete plate that basement roof 3 is 400mm for intensity C35P6 thickness.Nine-squares beam 4 is for being highly greater than 1200mm, and the strong concrete beam identical with basement roof 3 intensity.
3) basement roof is linked to be entirety with tower crane reinforcing bar, nine-squares beam reinforcing bar, meets layout design and corresponding code requirement.Carry out basement roof and tower crane concreting.Tower crane 5 intensity are C35 concrete.
4) concrete strength carries out tower crane installation after reaching designing requirement 75%, and basement roof shuttering supporting could be removed after concrete strength reaches 100%.
5) after tower crane 6 is installed, after testing qualified and list after just can come into operation.
the utility model goes for most of contrary sequence method basement engineering, and versatility is stronger, has good promotion advantage.Tower crane utilizes basement permanent structure.Tower crane utilizes basement permanent structure can reduce construction costs, save the construction period, solve the problem of conventional tower crane reserving hole, hole potential safety hazard and structure of the window secondary operation, ensured to ensure that tower crane normally uses safety under the inherently safe prerequisite of basement structure simultaneously.There is good Social benefit and economic benefit.The utility model had both met high efficiency construction requirement, and cost-saving cost is effectively avoided again the problem of reserved opening and structure of the window secondary construction in basement adverse construction method, has practicality and generalization widely.
Claims (4)
1. a structure for basement top-down method tower crane, comprises basement permanent structure; It is characterized in that: basement permanent structure comprises pile foundation (1), steel pipe column (2) and basement roof (3); Basement roof (3) is provided with nine-squares beam (4), is provided with tower crane (5) in nine-squares beam (4), and tower crane (6) is installed on tower crane (5).
2. the structure of basement top-down method tower crane according to claim 1, is characterized in that: described basement roof (3) intensity is the strong concrete plate that C35P6, thickness are 400mm.
3. the structure of basement top-down method tower crane according to claim 2, is characterized in that: described nine-squares beam (4) is for being highly greater than 1200mm, and the strong concrete beam identical with basement roof (3) intensity.
4. the structure of basement top-down method tower crane according to claim 1, is characterized in that: the intensity of described tower crane (5) is C35 concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420251305.5U CN203834504U (en) | 2014-05-16 | 2014-05-16 | Structure of basement reverse construction method tower crane foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420251305.5U CN203834504U (en) | 2014-05-16 | 2014-05-16 | Structure of basement reverse construction method tower crane foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203834504U true CN203834504U (en) | 2014-09-17 |
Family
ID=51512364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420251305.5U Expired - Fee Related CN203834504U (en) | 2014-05-16 | 2014-05-16 | Structure of basement reverse construction method tower crane foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203834504U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112227410A (en) * | 2020-11-03 | 2021-01-15 | 北京国际建设集团有限公司 | Construction method of special-shaped tower crane foundation |
-
2014
- 2014-05-16 CN CN201420251305.5U patent/CN203834504U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112227410A (en) * | 2020-11-03 | 2021-01-15 | 北京国际建设集团有限公司 | Construction method of special-shaped tower crane foundation |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20210516 |