CN203359856U - Support beam structure for external tower crane in high-rise core tube - Google Patents
Support beam structure for external tower crane in high-rise core tube Download PDFInfo
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- CN203359856U CN203359856U CN 201320328917 CN201320328917U CN203359856U CN 203359856 U CN203359856 U CN 203359856U CN 201320328917 CN201320328917 CN 201320328917 CN 201320328917 U CN201320328917 U CN 201320328917U CN 203359856 U CN203359856 U CN 203359856U
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- tower crane
- girder
- core walls
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- core tube
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Abstract
A support beam structure for an external tower crane in a high-rise core tube adopts the structure that two parallel horizontal tower crane support main beams of which the sections are box-shaped are arranged, the root part of each main beam is connected with a core tube embedded part through a main beam lug plate, inclined struts are round tubes, one end of each inclined strut is connected with the core tube in a supporting manner, the other end of each inclined strut is connected with the vertical tail end of the corresponding main beam, one end of each horizontal pull rod is connected to the core tube slantwise, the other end of each horizontal pull rod is connected with the horizontal tail end of the corresponding main beam, and the two main beams are connected through horizontal connecting rods to form a main body framework support system. The support beam structure is simple, and the tower crane is hung outside the core tube, so that construction influence caused by the internal structure of the core tube is greatly reduced, the hoisting range of the tower crane can be utilized more sufficiently, the construction is simple and the period is saved.
Description
Technical field
The utility model relates to the supporting construction of Core Walls Structure tower crane, particularly plug-in tower crane support beam structure in a kind of high-rise building Core Walls Structure.
Background technology
At present, along with building is more and more higher, this just makes in building construction process the vertical transport of building materials more and more important, and directly affects engineering construction and carry out smoothly and the duration.In order to guarantee vertical transport, reduce financial cost simultaneously, the self-crawling type tower crane has appearred.But along with the height of building is more and more higher, thereby cause the difficulty that the tower crane support beam is installed to increase.The supporting construction of installation method in the past and Core Walls Structure tower crane can not meet construction requirement.Particularly, when super high steel structure is installed, the version in Core Walls Structure is special, can't adopt conventional technology to arrange support beam in Core Walls Structure.
The utility model content
The deficiency of bringing in order to overcome prior art, the utility model provides a kind of new technical scheme, and this scheme can not increase any cost and difficulty of construction, and can solve preferably defect in the past.
The utility model solves the technical scheme that its technical matters adopts: plug-in tower crane support beam structure in a kind of Super High Core Walls Structure is provided, comprise horizontal tower crane support girder, diagonal brace, girt, waling stripe, and reinforce and support in Core Walls Structure, two parallel horizontal tower crane support girders are set, its cross section is box-shaped, the root of every girder is connected with the Core Walls Structure built-in fitting by the girder otic placode, diagonal brace is pipe, the support and connection of one end are on Core Walls Structure, the other end is connected with the vertical end of corresponding girder, girt one end is oblique to be connected on Core Walls Structure, the other end is connected with the horizontal terminad of corresponding girder, be connected to form the main body frame support system by waling stripe between two girders.
Arrange to reinforce in Core Walls Structure and support, setting position is corresponding with the root position of girder, diagonal brace.
In the Super High Core Walls Structure, the construction method of plug-in tower crane support beam structure, is characterized in that comprising the steps:
(1) tower crane attached wall built-in fitting is buried underground
According to the built-in fitting location map, built-in fitting is imbedded to assigned address in Core Walls Structure shear force wall reinforcing steel bar process of binding, check after the planimetric position of built-in fitting and absolute altitude built-in fitting and shear force wall reinforcing steel bar spot welding is fixed;
(2) tower crane girder built-in fitting welding
When the concreting of Core Walls Structure shear wall completes, the otic placode that in the process that creeping formwork climbs, the workmen utilizes last one pylon of creeping formwork that girder is connected with built-in fitting has welded in advance, welding manner adopts CO2 gas shield arc welding to be welded, between otic placode riser and built-in fitting, weld seam is completepenetration, the weld seam grade is one-level, requires 100% defect detecting test;
(3) the horizontal tower crane support girder of a side and diagonal brace are installed
At first on ground, girder is connected by bearing pin with diagonal brace, bearing pin is got to position, and wear spring cotter, the spring cotter opening reaches more than 30 °, hang over the diagonal brace end by bearing pin before the otic placode lifting be connected between diagonal brace and built-in fitting, and put on spring cotter, by diagonal brace bottom and the vertical end of girder, by jack, undertaken temporary fixed, by jack, guarantee after tower crane is sling girder, subtended angle between girder and diagonal brace approaches the actual installation angle, when tower crane is sling girder and diagonal brace to slowly in place behind the built-in fitting position, the workmen pulls girder to on-station position by jack on service platform, otic placode on girder and built-in fitting is fixed by bearing pin, and put on spring cotter,
After girder is connected by bearing pin with the Core Walls Structure built-in fitting, utilize level indicator repetition measurement girder levelness, levelness is controlled in 1 ‰, operating personal by pull jack by the diagonal brace angular adjustment to design attitude, check errorlessly, otic placode is close on the built-in fitting plate, carry out immediately the temporary fixed otic placode of spot welding, then adopt CO2 gas shield arc welding to be welded otic placode and built-in fitting, welded rear butt welded seam and detected a flaw;
(4) girt is installed
The otic placode that girt is connected with built-in fitting is connected by bearing pin, put on spring cotter, tower crane is sling girt to on-station position, a workmen is drawn to the horizontal terminad of girder by girt, pin shaft hole on it is alignd with girder upper pin hole, then squeeze into bearing pin, put on spring cotter, another workmen is pulled to on-station position by the end with the built-in fitting otic placode on girt, adjust angle, after checking the position of girt, otic placode is close to built-in fitting spot welding immediately to be fixed, then adopt CO2 gas shield arc welding to be welded otic placode and built-in fitting, after having welded, answer butt welded seam to be detected a flaw, welded rear tower crane decoupling device, girt has been connected with the Core Walls Structure built-in fitting,
(5) installation of opposite side girder, diagonal brace and girt
Repeating step (3)-(4), complete the installation of opposite side girder, diagonal brace and girt.
(6) installation of waling stripe between girder
Between the otic placode on the girder of insertion both sides, waling stripe termination, behind the mating holes position, the bearing pin of both sides is squeezed into respectively, put on spring cotter, repeat the installation that this step completes four waling stripes.
Wherein, the method to set up that the reinforcing in Core Walls Structure is supported comprises the steps:
A. reinforcing supporting embedded part buries underground
Complete in the shear force wall reinforcing steel bar process of binding and reinforce burying underground of supporting embedded part;
The welding of b built-in fitting otic placode
After the shear wall form removal, the built-in fitting otic placode is accurately located, and the bottom of built-in fitting otic placode and built-in fitting are welded;
C reinforces and supports lifting
Install and reinforce while supporting, first with tower crane, will reinforce to support and vertically sling, winch to creeping formwork support body below by the lifting hole, to reinforce to support and set level, the tower crane decoupling device, another piece otic placode is connected to reinforce by bearing pin and supports, again link up with, to reinforce support level and sling to installation site, and reinforce to support by pulling and make it in place, bearing pin be squeezed into to the downside lug plate holes after in place, the upside otic placode is carried out to spot welding to be fixed, start to carry out the welding of upside otic placode and built-in fitting, after having welded, put on spring cotter on bearing pin.
The beneficial effects of the utility model are: 1, in super high steel structure, crane external, outside Core Walls Structure, will reduce Core Walls Structure inner structure construction infection greatly, and the tower crane lifting scope utilization made is more abundant; 2, take into full account in tower crane erection of main beam process construction in design of node convenient, support beam system and Core Walls Structure shear wall system are connected into simultaneously and as a wholely carry out stressedly, increase the stressed safety of tower crane system and be intended to; 3, save the duration, according to the step pitch of creeping formwork and the segmentation of steel column, under the condition that meets construction, take into full account the load-carrying ability of tower crane, accomplish reduce the jacking number of times of tower crane and reduce the steel column segmentation, reduce hanging time of on-the-spot tower crane, reduce welding capacity, save the duration; 4, easy construction, the complex node of tower crane support beam and connecting bore and connection bearing pin be all at produce in factory, and carry out pre-splicingly filling in placely, reduces complex node welding difficulty, to reduce on-the-spot difficulty of construction, increases the site operation precision;
Below in conjunction with accompanying drawing and embodiment, the utility model is further illustrated.
The accompanying drawing explanation
Fig. 1 is that tower crane support beam of the present utility model upper strata is arranged;
Fig. 2 is that tower crane support beam of the present utility model lower floor arranges;
Fig. 3 is the one-sided side elevation of tower crane support beam of the present utility model;
Fig. 4 is that the tower crane built-in fitting is buried schematic diagram underground;
Fig. 5 is tower crane built-in fitting otic placode welding schematic diagram;
Fig. 6 is tower crane girder and diagonal brace scheme of installation;
Fig. 7 is tower crane girder and diagonal brace installation figure;
Fig. 8 is the girt scheme of installation;
Fig. 9 is girt installation figure;
Figure 10 is opposite side girder, diagonal brace and girt installation figure;
Figure 11 is the waling stripe scheme of installation;
Fig. 4-Figure 11 is construction method step schematic diagram of the present utility model.
The specific embodiment
As shown in FIG. 1 to 3: plug-in tower crane support beam structure in the Super High Core Walls Structure, comprise horizontal tower crane support girder 1, diagonal brace 5, girt 2, waling stripe 3, and reinforce and support 4 in Core Walls Structure, two parallel horizontal tower crane support girders are set, its cross section is box-shaped, the root of every girder is connected with the Core Walls Structure built-in fitting by the girder otic placode, diagonal brace is pipe, the support and connection of one end are on Core Walls Structure, the other end is connected with the vertical end of corresponding girder, girt one end is oblique to be connected on Core Walls Structure, the other end is connected with the horizontal terminad of corresponding girder, be connected to form the main body frame support system by waling stripe between two girders, arrange to reinforce in Core Walls Structure and support, setting position and girder, the root position of diagonal brace is corresponding.
As shown in Fig. 4～Figure 11, in the Super High Core Walls Structure, the construction method of plug-in tower crane support beam structure comprises the steps:
(1) tower crane attached wall built-in fitting is buried underground
According to the built-in fitting location map, tower crane attached wall built-in fitting is imbedded to assigned address in Core Walls Structure shear force wall reinforcing steel bar process of binding, check after the planimetric position of built-in fitting and absolute altitude built-in fitting and shear force wall reinforcing steel bar spot welding is fixed, the process that built-in fitting is buried underground the construction in line with the drawings of being sure to, avoid occurring by wrong built-in fitting and the anti-loaded situation of built-in fitting direction.
(2) tower crane girder built-in fitting welding
When the concreting of Core Walls Structure shear wall completes, the otic placode that in the process that creeping formwork climbs, the workmen utilizes last one pylon of creeping formwork that girder is connected with built-in fitting has welded in advance, and welding manner adopts CO2 gas shield arc welding to be welded.Between otic placode riser and built-in fitting, weld seam is that the full penetration weld grade is one-level, requires 100% defect detecting test.
(3) the horizontal tower crane support girder of a side and diagonal brace are installed
At first on ground, the tower crane girder is connected by bearing pin with diagonal brace, bearing pin must be got to position, and wear spring cotter, the spring cotter opening reaches more than 30 °.Hang over the diagonal brace end by bearing pin before the otic placode lifting be connected between diagonal brace and built-in fitting, and put on spring cotter.Diagonal brace bottom and girder end are undertaken temporary fixed by jack, guarantee after tower crane is sling girder by jack, the subtended angle between girder and diagonal brace approaches the actual installation angle.Sling girder and diagonal brace to slowly in place behind the built-in fitting position when tower crane, and operating personal pulls girder to on-station position by jack on service platform, the otic placode on girder and built-in fitting is fixed by bearing pin, and put on spring cotter.
After girder is connected by bearing pin with the Core Walls Structure built-in fitting, utilize level indicator repetition measurement girder levelness, levelness is controlled in 1 ‰.After guaranteeing the levelness of tower crane girder, operating personal by pull jack by the diagonal brace angular adjustment to design attitude, check errorlessly, otic placode is close on the built-in fitting plate, carry out immediately the temporary fixed otic placode of spot welding.Then adopt CO2 gas shield arc welding to be welded otic placode and built-in fitting, welding process should be noted weldquality, has welded rear butt welded seam and has been detected a flaw.(annotate: the tower crane girder of slinging all the time in installation process, after the diagonal brace built-in fitting has welded, tower crane just allows decoupling device.）
(4) girt is installed
The otic placode that girt is connected with built-in fitting is connected by bearing pin, puts on spring cotter.Tower crane is sling girt to on-station position, operator is sitting in the girder termination and girt is drawn to correspondence position the pin shaft hole of girt is alignd with girder upper pin hole, then squeeze into bearing pin, put on spring cotter, complete the connection between girt and girder.Another operator is pulled to on-station position by the end with the built-in fitting otic placode on girt; adjust angle; after checking the position of girt; otic placode is close to built-in fitting spot welding immediately to be fixed; then adopt CO2 gas shield arc welding to be welded otic placode and built-in fitting; welding process should be noted weldquality, after having welded, answers butt welded seam to be detected a flaw.Welded rear tower crane decoupling device, girt has been connected with the Core Walls Structure built-in fitting.Because triangle has stability, so far tower crane girder, tower crane diagonal brace, girt and Core Walls Structure will form a stable space geometry unit, and the attached wall structure of tower crane one side completes whole installations.
(5) installation of opposite side girder, diagonal brace and girt
At first repeat installation steps (3), complete the installation of tower crane girder and diagonal brace; Repeat afterwards installation steps (4), complete the fixing of girt and tower crane girder and Core Walls Structure built-in fitting.
(6) between the tower crane girder, waling stripe is installed
After after the tower crane erection of main beam of both sides completes, waling stripe being winched to on-station position, operating personal is operated in the girder both sides respectively, the waling stripe termination is inserted between the otic placode on girder, behind the mating holes position, the bearing pin of both sides is squeezed into respectively, put on spring cotter.Repeat the installation that above step completes four waling stripes.So far one whole installation of attached wall structure.
Above-described embodiment is described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model, all should fall in the definite protection domain of the utility model claims.
Claims (2)
1. plug-in tower crane support beam structure in a Super High Core Walls Structure, comprise horizontal tower crane support girder, diagonal brace, girt, waling stripe, and reinforce and support in Core Walls Structure, it is characterized in that: two parallel horizontal tower crane support girders are set, its cross section is box-shaped, the root of every girder is connected with the Core Walls Structure built-in fitting by the girder otic placode, diagonal brace is pipe, the support and connection of one end are on Core Walls Structure, the other end is connected with the vertical end of corresponding girder, girt one end is oblique to be connected on Core Walls Structure, the other end is connected with the horizontal terminad of corresponding girder, be connected to form the main body frame support system by waling stripe between two girders.
2. plug-in tower crane support beam structure in Super High Core Walls Structure according to claim 1, is characterized in that: reinforce the setting position supported in described Core Walls Structure corresponding with the root position of girder, diagonal brace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320328917 CN203359856U (en) | 2013-06-08 | 2013-06-08 | Support beam structure for external tower crane in high-rise core tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320328917 CN203359856U (en) | 2013-06-08 | 2013-06-08 | Support beam structure for external tower crane in high-rise core tube |
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| CN203359856U true CN203359856U (en) | 2013-12-25 |
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| CN 201320328917 Expired - Fee Related CN203359856U (en) | 2013-06-08 | 2013-06-08 | Support beam structure for external tower crane in high-rise core tube |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264968A (en) * | 2013-06-08 | 2013-08-28 | 中建一局钢结构工程有限公司 | Super high-rise core tube internal and external hanging tower crane support beam structure and construction method thereof |
| WO2016157181A1 (en) * | 2015-04-01 | 2016-10-06 | Sky-Line Cranes & Technologies Ltd. | Modular, adaptable and foldable apparatus for a climbing crane |
| CN106185658A (en) * | 2016-09-19 | 2016-12-07 | 中国建筑第八工程局有限公司 | Strut member joist device of leaving behind installed by a kind of large-scale swing arm tower crane c-type frame |
-
2013
- 2013-06-08 CN CN 201320328917 patent/CN203359856U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264968A (en) * | 2013-06-08 | 2013-08-28 | 中建一局钢结构工程有限公司 | Super high-rise core tube internal and external hanging tower crane support beam structure and construction method thereof |
| WO2016157181A1 (en) * | 2015-04-01 | 2016-10-06 | Sky-Line Cranes & Technologies Ltd. | Modular, adaptable and foldable apparatus for a climbing crane |
| CN107614417A (en) * | 2015-04-01 | 2018-01-19 | 天际起重机科技有限公司 | Modular self-adaptive folding device for climbing crane |
| AU2016242289B2 (en) * | 2015-04-01 | 2019-06-27 | Sky-Line Cranes & Technologies Ltd. | Modular, adaptable and foldable apparatus for a climbing crane |
| US10479656B2 (en) | 2015-04-01 | 2019-11-19 | Sky-Line Cranes & Technologies Ltd. | Modular, adaptable and foldable apparatus for a climbing crane |
| CN106185658A (en) * | 2016-09-19 | 2016-12-07 | 中国建筑第八工程局有限公司 | Strut member joist device of leaving behind installed by a kind of large-scale swing arm tower crane c-type frame |
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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 |
Granted publication date: 20131225 Termination date: 20140608 |
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| EXPY | Termination of patent right or utility model |