CN201679013U - Novel concrete prefabricating assembling tower crane foundation - Google Patents
Novel concrete prefabricating assembling tower crane foundation Download PDFInfo
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- CN201679013U CN201679013U CN2010201836376U CN201020183637U CN201679013U CN 201679013 U CN201679013 U CN 201679013U CN 2010201836376 U CN2010201836376 U CN 2010201836376U CN 201020183637 U CN201020183637 U CN 201020183637U CN 201679013 U CN201679013 U CN 201679013U
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- cross beam
- central cross
- column foot
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Abstract
The utility model discloses a novel concrete prefabricating assembling tower crane foundation, which is mainly formed by a central cross beam, main cross beams, and marginal beam prefabricating components with same specifications, wherein the central cross beam, the main cross beams and the marginal beam prefabricating components are internally provided with high strength bolts, the central cross beam is located at the center of the tower base, the main cross beams are respectively located at the periphery of the central cross beam, the top ends of the central cross beam are prefabricated with a prefabricating holes for mounting the tower base, each of marginal beams is in an arc shape and is connected with the high strength bolts o the main cross beam prefabricating components, and every tow adjacent main cross beam prefabricating components are provided with four steel connecting points to form an integral circle. The utility model has the advantages of rapid assembly, convenient transportation, being economical and practical, safety and reliability, strong adaptivity, cost-saving and the like, and solves the problem that the tower crane foundation can not be reused.
Description
Technical field
The utility model belongs to the construction installation of tower crane, particularly a kind of round detachable assembling tower machine column foot.
Background technology
Existing steel concrete column foot have waste of material, long construction period, not environmental protection, can not reusable shortcoming.As improvement, prefabricated reinforced concrete assembling column foot has existed for many years, can solve recycling and the dead-weight balanced problem of column foot, but its dismounting is inconvenient, and loading-unloading vehicle and freight are too big, and be uneconomical, and discarded prefabricated section is still building waste, and is not recyclable.The patent No.: 200520069150.4, solve more above-mentioned problems substantially though disclose a kind of column foot basis, assembly is too loaded down with trivial details, and is simpler more firm less than the connection of high-strength bolt.The rood beam structure is nothing like circular tower-base structure and more meets the tower machine stressed principle in when rotation.The steel cross-beam type demountable tower crane foundation windrow easily runs off, and brings hidden danger to safety, and the construction of beam-ends foundation base or anchor pole is too loaded down with trivial details.
Summary of the invention
The utility model is not recyclable at existing steel concrete column foot, waste of material, construction period are long, the characteristics that detachable concrete column foot dismounting is inconvenient, freight is high, the number of turnover is low, and assembly is too loaded down with trivial details, the stressed shortcoming such as rotary mechanics that more meets be not as stressed as circular beam of rood beam, analyzing column foot on the loading characteristic basis under the various geological conditionss, the concrete prefabricated assembling foundation for tower crane of utility model is connected and can use with high-strength bolt by nine precast concrete blocks.
The concrete prefabricated assembling column foot of the utility model can reuse, construction period weak point, easy accessibility, economical and practical, safe and reliable.
The technical solution of the utility model is:
A kind of concrete prefabricated assembling column foot, mainly be by the identical central cross beam of specification, main rood beam, the side bar prefabricated units are formed, it is characterized in that: the central cross beam, main rood beam, high-strength bolt is all arranged in the side bar prefabricated units, the central cross beam is at the center of column foot, main rood beam lays respectively at around the central cross beam, the top of central cross beam is reserved with the preformed hole that column foot is installed, and every adjacent two interblocks by side bar to be circular arc with high-strength bolt on the main rood beam prefabricated units the be connected outside have four steel tie points, reinforcing bar welding in each steel tie point and the prefabricated units, four angles that are distributed in each prefabricated component cross section are located; Each steel tie point connects with high-strength bolt, makes member form a circular integral body, power transmission under the body of the tower is evenly passed to the arrangement of reinforcement execution national regulation and the related standards of each prefabricated unit of ground and is manufactured.
The utlity model has following advantage:
1, makes simply: utilize steel mould, adopt traditional concrete prefabricating technique to produce.
2, assembling is quick: the foundation structure advantages of simple, and low to the ground requirement of strength, get final product short construction period with the high-strength bolt connection.
3, convenient transportation: whole basis is cut apart rationally from volume, not super wide, not superelevation, non-overlength after the entrucking.
4, loading-unloading vehicle is laborsaving: every basis weight is roughly the same after decomposing, and selects lifting gear more extensive.
5, economical and practical: can have enough to meet the need use repeatedly, amortization charge is low, has reduced use cost.
6, safe and reliable: adopted the optimization planar technique of circular column foot during basic engineering, improved the resistance to capsizing of foundation for tower crane effectively, used more safe and reliablely, any safe mass problem did not appear in the tests through many times.
7, compliance is strong: traditional basic general requirements foundation capability reaches 200KPA, adopted the spread footing technology and assembly unit is many with foundation for tower crane, only require that bearing capacity of foundation soil reaches 80-100KPA and gets final product, can adopt and not bury, partly bury the basis, ground riverine, the coastal area just can use as long as handle a little.
8, environmental protection: stay the hidden danger obstacle for pipelines such as underground municipal administration, telecommunications, coal gas if traditional column foot is not removed, remove and then stay concrete discarded object, contaminated environment.The assembly unit column foot does not have building waste, and assemble and disassemble immediately is promptly transported, and reuses, economizes on resources, energy-saving and emission-reduction, protection environment, meets national policy.
Levelling beam underlayer during use, and emit the rood beam axis; Be connected with main rood beam behind the mounting center rood beam, the circular arc side bar is connected with high-strength bolt on the main rood beam, forms complete circular arc column foot basis, by preformed hole tower crane is installed.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
1 is that central cross beam, 2 is that main rood beam, 3 is that side bar, 4 is that steel connector, 5 is the high-strength bolt preformed hole.
The specific embodiment
Below by example, and in conjunction with the accompanying drawings, the utility model is further described.
As shown in Figure 1:
A kind of concrete prefabricated assembling column foot: mainly form by central cross beam 1, main rood beam 2, side bar 3, high-strength bolt is all arranged in the prefabricated units, central cross beam 1 is at the center of column foot, main rood beam 2 lays respectively at around the central cross beam 1, the top of central cross beam 1 is reserved with the preformed hole 5 that column foot is installed, and with every adjacent two interblocks outside high-strength bolt on main rood beam 2 prefabricated units is connected four steel tie points 4 are arranged for circular arc by side bar 3, each steel tie point 4 and the interior reinforcing bar welding of prefabricated units, four angles that are distributed in each prefabricated component cross section are located; Each steel tie point 4 usefulness high-strength bolt connects, and makes member form a circular integral body, generally adopts nine in prefabricated units, wherein, central cross beam 1 is 1, and main rood beam 2 is 4, when side bar 3 is 4 uses, adaptive each member that processes is transported to the job site.
Unwrapping wire is made rood beam 1 axis and cylindrical line at the scene; Earlier in place with crane gear central cross beam 1; Again that each prefabricated section is in place successively in order; The time in place successively high-strength bolt pierced into the connector top and box out in 5, and put on nut; At last that each bolt is tightly firm.
Undertaken by above inverse process when tower crane dismounting column foot is installed, adopt technique scheme, have that assembling is quick, convenient transportation, economical and practical, safe and reliable, compliance strong, save advantages such as cost, having solved tower crane can not reusable problem.
Claims (3)
1. concrete prefabricated assembling foundation for tower crane: mainly by central cross beam (1), main rood beam (2), side bar (3) is formed, it is characterized in that: high-strength bolt is all arranged in each prefabricated unit, central cross beam (1) is at the center of column foot, main rood beam (2) lays respectively at central cross beam (1) on every side, the top of central cross beam (1) is reserved with the preformed hole (5) that column foot is installed, and has four steel tie points (4) to connect into circular arc column foot basis by circular arc side bar (3) with every adjacent two interblocks outside high-strength bolt on main rood beam (2) prefabricated units is connected;
2. a kind of concrete prefabricated assembling column foot according to claim 1 is characterized in that: described each steel tie point (4) and the interior reinforcing bar welding of prefabricated units, and four angles that are distributed in each prefabricated component cross section are located;
3. a kind of concrete prefabricated assembling column foot according to claim 1 is characterized in that described each steel tie point (4) connects with high-strength bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201836376U CN201679013U (en) | 2010-05-07 | 2010-05-07 | Novel concrete prefabricating assembling tower crane foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201836376U CN201679013U (en) | 2010-05-07 | 2010-05-07 | Novel concrete prefabricating assembling tower crane foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201679013U true CN201679013U (en) | 2010-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201836376U Expired - Fee Related CN201679013U (en) | 2010-05-07 | 2010-05-07 | Novel concrete prefabricating assembling tower crane foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201679013U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088291A (en) * | 2014-05-05 | 2014-10-08 | 安徽三建工程有限公司 | Annular wedge combined concrete precast block tower crane foundation |
| CN108505533A (en) * | 2018-04-19 | 2018-09-07 | 广东工业大学 | A kind of offshore wind farm single-pile foundation mechanism and its construction method |
| CN111011238A (en) * | 2019-12-30 | 2020-04-17 | 龙岩学院 | Feed separation equipment |
| CN115977137A (en) * | 2022-12-20 | 2023-04-18 | 重庆大学 | Assembly type foundation suitable for mountain fan lattice type tower and assembly method thereof |
-
2010
- 2010-05-07 CN CN2010201836376U patent/CN201679013U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088291A (en) * | 2014-05-05 | 2014-10-08 | 安徽三建工程有限公司 | Annular wedge combined concrete precast block tower crane foundation |
| CN108505533A (en) * | 2018-04-19 | 2018-09-07 | 广东工业大学 | A kind of offshore wind farm single-pile foundation mechanism and its construction method |
| CN111011238A (en) * | 2019-12-30 | 2020-04-17 | 龙岩学院 | Feed separation equipment |
| CN111011238B (en) * | 2019-12-30 | 2021-09-17 | 龙岩学院 | Feed separation equipment |
| CN115977137A (en) * | 2022-12-20 | 2023-04-18 | 重庆大学 | Assembly type foundation suitable for mountain fan lattice type tower and assembly method thereof |
| CN115977137B (en) * | 2022-12-20 | 2024-06-11 | 重庆大学 | Assembled foundation applicable to mountain fan lattice tower and assembling method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101222 Termination date: 20120507 |