CN204185146U - Construction of Steel Structure overhang crane between skyscraper two tall buildings - Google Patents

Construction of Steel Structure overhang crane between skyscraper two tall buildings Download PDF

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Publication number
CN204185146U
CN204185146U CN201420447851.6U CN201420447851U CN204185146U CN 204185146 U CN204185146 U CN 204185146U CN 201420447851 U CN201420447851 U CN 201420447851U CN 204185146 U CN204185146 U CN 204185146U
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truss
crane
track
steel
edge
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CN201420447851.6U
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Inventor
陆通
马才旺
胡宗友
李文祥
杜峰
熊文辉
夏文才
崔劲松
高青
彭晶
傅颖
马建
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Wuhan Construction Engineering Co Ltd
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Wuhan Construction Engineering Co Ltd
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Abstract

Construction of Steel Structure overhang crane between a kind of skyscraper two tall buildings, comprise that Crane Truss winds up, Crane Truss lower edge, I-beam section, attaching parts, electric block, it is characterized in that: Crane Truss is winded up to be connected with lacing by Crane Truss web member with Crane Truss lower edge and combines space lattice formula truss, Crane Truss two ends of winding up are truss termination, shelve and are fixed on concrete beam; The lower flange of Crane Truss lower edge arranges attaching parts, attaching parts and track I-beam section top flange with bolts, Crane Truss lower edge is parallel on vertical plane with track I-beam section, and the two ends of track I-beam section to be connected with track I-beam section web bolt with rubber block or angle steel is arranged to car bumper; Electric block is arranged on track I-beam section by running gear; The hook of chain block and suspension hook are tied on concrete post and truss termination with rope coil respectively.The ability of lifting is large, and operating efficiency is high, does not take public weight-lifting equipment for a long time simultaneously, ensures synchronously carrying out of each professional construction.

Description

Construction of Steel Structure overhang crane between skyscraper two tall buildings
Art
The utility model relates to a kind of building operation weight-lifting equipment, more specifically relates to Construction of Steel Structure overhang crane between a kind of skyscraper two tall buildings.For between skyscraper two tall buildings, can hoisting large-size steel beam column during Construction of Steel Structure, and can the suspension type weight-lifting equipment of phloem-xylem transport.
Background technology
At present, the weight-lifting equipment that building ground is conventional has stationary crane (such as fixed base tower crane etc.), movable crane (such as car hosit, crawler crane etc.).For based on reinforced concrete structure, steel structure is two tall buildings high-rise public building that is auxiliary or that intersperse, often the type selecting of tower crane is all smaller, and removable heavy-duty machine cannot sail building interior operation into, or due to movable crane operating radius greatly, the reason such as highly large, cause lifting, or arm and tower buildings such as to collide at the safety problem, this kind of lifting of situation to steel structure large-scale component has a great impact.If heavy steel member is carried out segmentation again, become the component that weight is less, often steel beam column can become very scrappy, one possibly cannot meet design and code requirement, two working outs increasing building site (such as lift, assembled, welding etc.), reduce operating efficiency, lengthen the duration, even increase the costs such as ancillary method.If moreover Construction of Steel Structure takies tower crane for a long time, then can affect the construction speed of other specialties relevant such as civil engineering.
In addition, the crane in bridge type (crane) (referring to " steelwork design handbook (first volume) " (third edition) P901 ~ P914) of factory floor must install parallel i-beam track, and maximum the span of crane is 31.5m, the building ground changeable for condition relative complex is just inapplicable, such as, spacing is greater than the two tall buildings of 31.5m, or the beam (track) high building being shelved crane is not parallel etc., and crane in bridge type is all inapplicable.Moreover the track girder maximum span of electric single-beam suspension crane is only 9m, applicability is just less.Gauntry crane is higher to own orbit fundamental importance, and height of landing leg, crossbeam span generally do not meet the construction demand of skyscraper.
In sum, building ground is commonly used hoisting crane, the crane in bridge type of factory floor, electric single-beam suspension crane, gauntry crane all can not meet the Heavy Type Steel Structure construction of two tall buildings skyscraper inside.
Summary of the invention
In order to overcome in construction steel structure construction, tower crane cannot lift all steel beam column completely, and movable crane cannot operation or operation time security risk large deficiency, the utility model provides a kind of hoisting crane---Construction of Steel Structure overhang crane between skyscraper two tall buildings, the lifting of heavy steel member can be met between skyscraper two tall buildings, reduce the site operation amount of steel structure, the tower crane that can take for a long time again, each specialty is constructed cooperation jointly, improve operating efficiency, reduce costs.
The utility model solves the technical scheme that its technical matters adopts:
Crane Truss is winded up to be connected with lacing by Crane Truss web member with Crane Truss lower edge and combines space lattice formula truss, and Crane Truss two ends of winding up are truss termination, shelve and are fixed on concrete beam.
Crane Truss winds up and the truss material of Crane Truss lower edge is Q235B or Q345B, and the cross section specification of truss is H steel or pipe or square tube.
The lower flange of Crane Truss lower edge arranges attaching parts, attaching parts and track I-beam section top flange with bolts, Crane Truss lower edge is parallel on vertical plane with track I-beam section, and the two ends of track I-beam section to be connected with track I-beam section web bolt with rubber block or angle steel is arranged to car bumper.
Rubber block specification is that 100mm(is thick) X100mm(is long) X100mm(is wide), angle steel specification is L80x10.
Electric block is arranged on track I-beam section by running gear.
The hook of chain block and suspension hook are tied on concrete post and truss termination with rope coil respectively.
The utility model has the advantages that and solve in construction steel structure construction, tower crane cannot lift all steel beam column completely, and movable crane cannot operation or operation time a security risk large difficult problem, hoisting capacity is obviously greater than conventional tower crane, wide coverage, in building operation, do not take public weight-lifting equipment, the material of Crane Truss is common, and structure is simple, the cost of electric block is low, a whole set of crane system peace is torn open conveniently, simple to operate, reusable.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is elevation drawing of the present utility model and connection detail.
Fig. 2 is birds-eye view of the present utility model.
Fig. 3 is application example of the present utility model.
In figure, 1-Crane Truss winds up, 2-Crane Truss web member, 3-Crane Truss lower edge, 4-truss termination, 5-track I-beam section, 6-attaching parts, 7-car bumper, 8-electric block, 9-suspension hook, 10-running gear, 11-slideway, 12-concrete post, 13-concrete beam, 14-lacing, 15-bottle gouard moved by hands, 16-concrete secondary beam, 17-skyscraper high building, 18-Crane Truss, 19-heavy steel member, 20-is the assembled steel structure completed of lifting.
Detailed description of the invention
Below in conjunction with accompanying drawing in detail detailed description of the invention of the present utility model is described in detail:
Between skyscraper two high building, above the operation platform of steel structure, Construction of Steel Structure overhang crane between installation of high-building two tall buildings, by slinging of building interior heavy steel member, is transported to assigned address off the hook by it along road track and installs.This hoisting crane mainly comprises Crane Truss 18, track I-beam section 5, electric block 8, bottle gouard moved by hands 15 4 major part.
The plane framework that Crane Truss 18: two Pin is identical connects with lacing and combines space lattice formula truss, favourable raising out of plane stiffness, ensures lateral stability, simultaneously, as required, attachment rail I-shaped 5 and electric block 8 under its any Pin or two Pin plane frameworks flexibly.The material of Crane Truss is generally Q235B or Q345B, and the height of truss is generally 1/10 ~ 1/20 of span, and the cross section specification of truss is generally H steel, pipe, square tube etc.Concrete way is by dead load, and the live load such as lift heavy, maintenance, needs according to the result of calculation of existing " Code for design of steel structures " (GB50017-2003) and actual conditions and determines.The two ends 4 of truss are shelved on the concrete beam 13 of skyscraper two high building 17, between concrete beam 13 and Crane Truss termination 4 contact surface, place-10mm(thick) x300mm(is wide) steel plate, on the one hand as the slideway 11 of Crane Truss cross beam movement.On the other hand, finished product concrete beam 13 is protected.If result of calculation has requirement, local stiffening must be carried out to corresponding concrete beam 13.Truss termination is generally stretched in high building and is not less than 500mm.
Track I-beam section 5: be selected from " hot rolling I-shaped steel dimensions, profile, weight and permissible variation " (GB/T 706-1988), formed by Q235B steel rolling.Its model is determined by the model of electric block 8.The lower flange of Crane Truss lower edge 3 arranges attaching parts 6, and attaching parts 6 is with bolts with track I-beam section 5 top flange, and Crane Truss lower edge 3 is parallel on vertical plane with track I-beam section 5.The two ends of track I-beam section are thick with 100mm() X100mm(is long) X100mm(is wide) and rubber block or the angle steel of L80x10 be connected with track I-beam section web bolt and be arranged to car bumper 7.
Electric block 8: its model determined by the needs (such as hoisting capacity, lifting altitude etc.) according to engineering, can finished product customization purchase, its running gear is arranged on track I-beam section lower flange, runs movement back and forth along track.Generally, the tonnage of electric block is 0.5T/1T/2T/3T/5T/10T/16T/20T/32T, and lifting altitude is 6m/9m/12m/18m/24m/30m, and lifting velocity is 8m/min, and running velocity is 20m/min.Generally Digiplex is adopted to the control of electric block.
Bottle gouard moved by hands 15: time unloaded for overhang crane, horizontal cross traction Crane Truss, change lifting lifting place, its model is determined according to tractive force size.
Needing to use in the high-building construction of this utility model, according to engineering practice, this utility model is designed, especially the structure design of Crane Truss 18; Or carry out structural checking computation (span of Crane Truss can be changed according to actual demands of engineering) to the Crane Truss of this utility model of repeated usage can be implemented by rear construction.
With tower crane, the Crane Truss that factory's division system performs is transported on the operation side between two high buildings, then will be assembled into lattice space Crane Truss 18.At Crane Truss lower edge 3 installation connecting element 6, track I-beam section 5 carries out bolt with attaching parts 6 again and is connected, and facilitates peace to tear open, repeated usage.The selection of the size of attaching parts, spacing and track I-beam section 5 model is determined according to result of calculation, also can refer to " hanging transporting facility track design calculation " 06CG08.The docking welding of Crane Truss 18 and track I-beam section 6 must be one-level full penetration weld, and the lower flange of track I-beam section 6 is the running orbit of electric block running gear 10, and therefore its welding detection is qualified, must polish process by butt welded seam.
This utility model when mounted, must check whether all parts put in place safely, can not occur neglected loading, misloading, the misconnection of such as power lead, the limiting device of electric block 8, the neglected loading of freight weight limit device.After being in place, carry out unloaded trail run.
Trail run success after, skyscraper two high building arranges suspension centre, with two winchs by this utility model Synchronous lifting to installation site, then installation Crane Truss termination (4).
This utility model accesses power supply again, carries out fully loaded trail run, place in operation after relevant departments' acceptance(check).Play heavy industry through training, to take appointment with certificate, existing " building operation hoisting and hanging engineering safety specification " JGJ276-2012 is observed in concrete operations.
The dismounting order of this utility model is well contrary with sequence of erection, avoids random, barbarous cutting, affect its repeated usage in demolishing process.

Claims (3)

1. Construction of Steel Structure overhang crane between a skyscraper two tall buildings, comprise that Crane Truss winds up (1), Crane Truss lower edge (3), I-beam section (5), attaching parts (6), electric block (8), it is characterized in that: Crane Truss winds up (1) with Crane Truss lower edge (3) to be connected with lacing (14) by Crane Truss web member (2) and to combine space lattice formula truss, Crane Truss winds up (1), and two ends are truss termination (4), shelve and are fixed on concrete beam (13);
The lower flange of Crane Truss lower edge (3) is arranged attaching parts (6), attaching parts (6) is with bolts with track I-beam section (5) top flange, Crane Truss lower edge (3) is parallel on vertical plane with track I-beam section (5), and the two ends of track I-beam section (5) to be connected with track I-beam section web bolt with rubber block or angle steel is arranged to car bumper (7);
Electric block (8) is arranged on track I-beam section (5) by running gear (10);
The hook of chain block (15) and suspension hook are tied on concrete post (12) and truss termination (4) with rope coil respectively.
2. Construction of Steel Structure overhang crane between a kind of skyscraper two tall buildings as claimed in claim 1, it is characterized in that: Crane Truss winds up (1) and the truss material of Crane Truss lower edge (3) is Q235B or Q345B, the cross section specification of truss is H steel or pipe or square tube.
3. Construction of Steel Structure overhang crane between a kind of skyscraper two tall buildings as claimed in claim 1, is characterized in that: rubber block specification is thick 100mm, long 100mm, wide 100mm, and angle steel specification is L80x10.
CN201420447851.6U 2014-08-10 2014-08-10 Construction of Steel Structure overhang crane between skyscraper two tall buildings Active CN204185146U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105540446A (en) * 2016-01-15 2016-05-04 北京市建筑工程研究院有限责任公司 Interior-climbing type lifting platform
CN108163723A (en) * 2017-11-16 2018-06-15 上海二十冶建设有限公司 A kind of bulilt-up area tower crane installing and dismounting device and its application method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105540446A (en) * 2016-01-15 2016-05-04 北京市建筑工程研究院有限责任公司 Interior-climbing type lifting platform
CN108163723A (en) * 2017-11-16 2018-06-15 上海二十冶建设有限公司 A kind of bulilt-up area tower crane installing and dismounting device and its application method
CN108163723B (en) * 2017-11-16 2019-07-23 上海二十冶建设有限公司 A kind of bulilt-up area tower crane installing and dismounting device and its application method

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