CN201428139Y - Steel lattice framework tower-type crane foundation structure - Google Patents
Steel lattice framework tower-type crane foundation structure Download PDFInfo
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- CN201428139Y CN201428139Y CN2009201564561U CN200920156456U CN201428139Y CN 201428139 Y CN201428139 Y CN 201428139Y CN 2009201564561 U CN2009201564561 U CN 2009201564561U CN 200920156456 U CN200920156456 U CN 200920156456U CN 201428139 Y CN201428139 Y CN 201428139Y
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- bearing platform
- tower crane
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Abstract
The utility model relates to a steel lattice framework tower-type crane foundation structure, which comprises at least four foundation pile bodies, at least four steel lattice frameworks, a concrete bearing table and a tower crane body. The lower ends of the steel lattice frameworks are fixedly connected with the foundation pile bodies, the foundation pile bodies drop into pile holes and then arefixed, the concrete bearing table is built at the upper ends of the steel latticework frames, and the tower crane body is connected and fixed onto the concrete bearing table. By utilizing the structure, a tower type crane can be mounted before excavating a foundation pit to resolve the problem of perpendicular conveying, and the concrete bearing table does not affect construction of a basement, thereby accelerating construction speed and saving time and cost.
Description
Technical field
The utility model relates to builing industry construction tower crane foundation.Especially solved tower crane foundation and influenced by the building basement structure construction, installed pillar crane before the foundation excavation to solve the problem of engineering vertical transport in early stage.
Background technology
The present building operations duration is short, and the vertical transport amount is big, generally all needs to install before excavation of foundation pit pillar crane, to solve the problem of vertical transport.
Along with the boundary of works area and the degree of depth of highrise building constantly enlarges, in order to improve mechanization of building operation, reduce a dead lift, shorten the construction period, the pillar crane position is usually located at the foundation ditch middle part, tower crane foundation cushion cap absolute altitude is dropped to main building structure base plate place, directly to utilize the engineering piles under the base plate.So, just must at first finish the waterproof construction at basement bottom board and tower crane foundation place, carry out tower crane foundation construction and pillar crane again and install.Yet this moment, did not often excavate as yet on the basis, thereby pillar crane is installed to solve the problem of vertical transport before can't being implemented in excavation of foundation pit.
Summary of the invention
At the deficiencies in the prior art, the purpose of this utility model is: a kind of steel latticework posture tower crane foundation structure is provided, can't be implemented in the problem of before the excavation of foundation pit pillar crane being installed to solve existing structure.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of steel latticework posture tower crane foundation structure, it is characterized in that: comprise at least four pile foundation pile bodies, at least four steel latticework framves, concrete bearing platform and tower crane fuselages, fixedly connected with basic pile body in the lower end of described steel latticework frame, described foundation pile body drop is gone in the hole fixing, described concrete bearing platform is built in the upper end of steel latticework frame, and described crane machine is connected and fixed on concrete bearing platform.
In the preferable technical scheme: four jiaos of the cross section of described steel latticework frame respectively have an angle steel, are overlapped with several steel bars between adjacent two angle steel, and described steel bar and angle steel welding are fixing.
In the preferable technical scheme: between described angle steel, also be welded with oblique support bar.
In the preferable technical scheme: built basement bottom board and basement roof between the described steel latticework frame, described basement roof is positioned at the below of described concrete bearing platform.
In the preferable technical scheme: the lower end of described steel latticework frame and the reinforcing cage of basic pile body are welded to connect.
In the preferable technical scheme: the cushion cap reinforcing bar in the described concrete bearing platform and the upper end of steel latticework frame are welded to connect.
In the preferable technical scheme: be embedded with several bolts in the described concrete bearing platform, the cushion cap reinforcing bar in described bolt and the concrete bearing platform is welded to connect, and described tower crane fuselage is bolted on the concrete bearing platform by described.
Compared with prior art, adopt the advantage that the utlity model has of technique scheme to be: it is more economical than adopting the steel plate connection to adopt concrete bearing platform, compare with the tower crane foundation under being embedded in basement bottom board, be not subjected to the basement engineering construction infection, also needn't carry out soil excavation and temporary lining for the tower crane foundation construction earlier, also can not influence the waterproof of basement bottom board.Concrete bearing platform can explosion, and reinforcing bar and built-in fitting are recyclable, and the steel latticework frame also can reclaim, and cost is saved in the effectively mechanized construction that improves.And the part material is recyclable to be utilized again, thereby economizes on resources.Obtain better economic benefit.
Description of drawings
Fig. 1 is the schematic diagram of the utility model steel latticework posture tower crane foundation structure;
Fig. 2 is the shape of cross section schematic diagram of steel latticework frame of the present utility model.
The specific embodiment
As shown in Figure 1, it is the schematic diagram of steel latticework posture tower crane foundation structure provided by the utility model, it comprises at least four pile foundation pile bodies 4, at least four steel latticework framves 3, concrete bearing platform 2 and tower crane fuselages 1, wherein: fixedly connected with basic pile body 4 in the lower end of described steel latticework frame 3, described basic pile body 4 falls in the hole fixing, described concrete bearing platform 2 is built in the upper end of steel latticework frame 3, and described tower crane fuselage 1 is connected and fixed on concrete bearing platform 2.
Adopt structure like this, can before excavation pit, install pillar crane, to solve the problem of vertical transport.And behind excavation pit, between steel latticework frame 3, build in the process of basement bottom board and basement roof, as long as steel latticework frame 3 long enoughs, just can be so that basement bottom board and basement roof all are positioned at the below of concrete bearing platform 2, concrete bearing platform 2 can not produce big influence to the construction work of basement, accelerate speed of application, improved operating efficiency.
Below introduce the work progress of steel latticework posture tower crane foundation structure more in detail, so that design feature of the present utility model is more clear, it comprises the steps:
1. place prospecting: should explore the scene before the pile foundation construction, not influence surrounding enviroment and underground utilities when guaranteeing to construct.
2. measure the stake position:, and, determine distance and the corresponding attached wall width of pillar crane center to building wall by the actual conditions of job site according to employed attached wall frame type and specification; And determine the stake position, not influence the construction of engineering piles and bracing of foundation pit, pillar crane lifting scope makes every effort to rationalize most according to field condition.
3. steel latticework frame 3 is made: the length of steel latticework frame 3 is according to foundation depth and construction design drawing field fabrication.
The cross-sectional structure of described steel latticework frame 3 as shown in Figure 2, its four jiaos respectively have an angle steel 31, are welded with several steel bars 32 between adjacent two angle steel 31, to form a four-prism shape; Can also see from Fig. 1, not only can be horizontally disposed with described steel bar 32, the steel bar 32 of the oblique setting of can also arranging in pairs or groups is to increase the structural stability of steel latticework frame 3.
4. basic pile body 4 constructions: basic pile body 4 embedded depths calculate according to pillar crane model and " geotechnical investigation report ", and the bearing capacity of single pile can not count the above stake soil in foundation ditch bottom surface to the stake side-friction force.
5. steel latticework frame 3 checking computations: before install on steel latticework frame 3 bases, need through intensity, rigidity, stability and cushion cap checking computations.
6. steel latticework frame 3 is installed: during construction, earlier with four angle steel 31 of steel latticework frame 3 lower ends respectively with basic pile body 4 in reinforcing cage (not shown) firm welding, more basic pile body 4 is hung in the hole fixing.
7. pillar crane bearing platform construction: the upper end of steel latticework frame 3 and cushion cap reinforcing bar are welded to connect, and welding needs pre-buried bolt 21 on the cushion cap reinforcing bar, builds concrete at cushion cap reinforcing bar top-pour then, form concrete bearing platform 2.Build in the process and must not collide, and will strengthen observation and avoid displacement.
8: maintenance: should carry out maintenance project after tower crane foundation is built, in time do sedimentation and displacement observation, carry out record.
9. pillar crane is installed: the tower crane fuselage 1 of pillar crane is connected and fixed by bolt 21 on concrete bearing platform 2.Base concrete should reach 80% design strength before noting installing.
10. excavation of foundation pit: excavate foundation ditch, and finish basement construction below concrete bearing platform 2, basement roof and basement bottom board are built between described steel latticework frame 3, and described basement roof is positioned at the below of described concrete bearing platform 2.
This shows, owing to adopt structure of the present utility model, just can install pillar crane before excavation pit, with the problem of solution vertical transport, and concrete bearing platform 2 can not influence the construction of basement, accelerated speed of application, saved time cost.
More than explanation is just illustrative for the utility model; and nonrestrictive, those of ordinary skills understand, under the situation of the spirit and scope that do not break away from claim and limited; can make many modifications, variation or equivalence, but all will fall within the protection domain of the present utility model.
Claims (6)
1, a kind of steel latticework posture tower crane foundation structure, it is characterized in that: comprise at least four pile foundation pile bodies, at least four steel latticework framves, concrete bearing platform and tower crane fuselages, fixedly connected with basic pile body in the lower end of described steel latticework frame, described foundation pile body drop is gone in the hole fixing, described concrete bearing platform is built in the upper end of steel latticework frame, and described crane machine is connected and fixed on concrete bearing platform.
2, steel latticework posture tower crane foundation structure according to claim 1, it is characterized in that: four jiaos of the cross section of described steel latticework frame respectively have an angle steel, be overlapped with several steel bars between adjacent two angle steel, described steel bar and angle steel welding are fixing.
3, steel latticework posture tower crane foundation structure according to claim 1, it is characterized in that: built basement bottom board and basement roof between the described steel latticework frame, described basement roof is positioned at the below of described concrete bearing platform.
4, steel latticework posture tower crane foundation structure according to claim 1, it is characterized in that: the lower end of described steel latticework frame and the reinforcing cage of basic pile body are welded to connect.
5, steel latticework posture tower crane foundation structure according to claim 1 is characterized in that: the cushion cap reinforcing bar in the described concrete bearing platform and the upper end of steel latticework frame are welded to connect.
6, steel latticework posture tower crane foundation structure according to claim 1, it is characterized in that: be embedded with several bolts in the described concrete bearing platform, cushion cap reinforcing bar in described bolt and the concrete bearing platform is welded to connect, and described tower crane fuselage is bolted on the concrete bearing platform by described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201564561U CN201428139Y (en) | 2009-06-17 | 2009-06-17 | Steel lattice framework tower-type crane foundation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201564561U CN201428139Y (en) | 2009-06-17 | 2009-06-17 | Steel lattice framework tower-type crane foundation structure |
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| Publication Number | Publication Date |
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| CN201428139Y true CN201428139Y (en) | 2010-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009201564561U Expired - Lifetime CN201428139Y (en) | 2009-06-17 | 2009-06-17 | Steel lattice framework tower-type crane foundation structure |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425190A (en) * | 2011-12-07 | 2012-04-25 | 中国建筑第八工程局有限公司 | Superposed tower crane foundation |
| CN102535505A (en) * | 2011-12-09 | 2012-07-04 | 中国建筑第二工程局有限公司 | Tower crane foundation formed by using external walls of basement and supporting piles of foundation pit |
| CN102587406A (en) * | 2012-03-13 | 2012-07-18 | 中天建设集团有限公司 | Pouring construction method of concrete-filled tower crane foundation lattice column |
| CN102587407A (en) * | 2012-03-23 | 2012-07-18 | 舜元建设(集团)有限公司 | Construction method for tower crane foundation without bearing platform in deep foundation pit |
| CN102887446A (en) * | 2011-07-19 | 2013-01-23 | 上海庞源机械租赁股份有限公司 | Detachable fixed leg structure of tower crane |
| CN103132537A (en) * | 2013-02-04 | 2013-06-05 | 中天建设集团有限公司 | Steel latticed column homocentric-square-shaped concrete bearing platform combination type tower crane base structure and construction method |
| CN105401585A (en) * | 2015-11-24 | 2016-03-16 | 中国建筑第八工程局有限公司 | Structure for supporting tower crane through foundation pit supporting system and construction method of structure |
-
2009
- 2009-06-17 CN CN2009201564561U patent/CN201428139Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102887446A (en) * | 2011-07-19 | 2013-01-23 | 上海庞源机械租赁股份有限公司 | Detachable fixed leg structure of tower crane |
| CN102887446B (en) * | 2011-07-19 | 2016-01-06 | 上海庞源机械租赁股份有限公司 | The detachable fixed feet structure of a kind of tower crane |
| CN102425190A (en) * | 2011-12-07 | 2012-04-25 | 中国建筑第八工程局有限公司 | Superposed tower crane foundation |
| CN102535505A (en) * | 2011-12-09 | 2012-07-04 | 中国建筑第二工程局有限公司 | Tower crane foundation formed by using external walls of basement and supporting piles of foundation pit |
| CN102587406A (en) * | 2012-03-13 | 2012-07-18 | 中天建设集团有限公司 | Pouring construction method of concrete-filled tower crane foundation lattice column |
| CN102587407A (en) * | 2012-03-23 | 2012-07-18 | 舜元建设(集团)有限公司 | Construction method for tower crane foundation without bearing platform in deep foundation pit |
| CN103132537A (en) * | 2013-02-04 | 2013-06-05 | 中天建设集团有限公司 | Steel latticed column homocentric-square-shaped concrete bearing platform combination type tower crane base structure and construction method |
| CN105401585A (en) * | 2015-11-24 | 2016-03-16 | 中国建筑第八工程局有限公司 | Structure for supporting tower crane through foundation pit supporting system and construction method of structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100324 |
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| CX01 | Expiry of patent term |