CN105645248B - A kind of steel reinforcement cage lifting device and method - Google Patents

A kind of steel reinforcement cage lifting device and method Download PDF

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Publication number
CN105645248B
CN105645248B CN201610177732.7A CN201610177732A CN105645248B CN 105645248 B CN105645248 B CN 105645248B CN 201610177732 A CN201610177732 A CN 201610177732A CN 105645248 B CN105645248 B CN 105645248B
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China
Prior art keywords
reinforcement cage
steel reinforcement
lifting
wheel machine
loop wheel
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CN201610177732.7A
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Chinese (zh)
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CN105645248A (en
Inventor
孟祥源
钱育强
单晓东
彭华
吴琼明
王志强
杨浩
侯建平
梁紫艳
张金翠
杨康康
路昊
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Sixth Engineering Co Ltd Of Cccc Fourth Highway Engineering Co Ltd
CCCC Fourth Highway Engineering Co Ltd
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Sixth Engineering Co Ltd Of Cccc Fourth Highway Engineering Co Ltd
CCCC Fourth Highway Engineering Co Ltd
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Priority to CN201610177732.7A priority Critical patent/CN105645248B/en
Publication of CN105645248A publication Critical patent/CN105645248A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/12Slings comprising chains, wires, ropes, or bands; Nets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00Other constructional features or details
    • B66C13/04Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
    • B66C13/08Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions

Abstract

The present invention provides a kind of steel reinforcement cage lifting device and method, a horizontally disposed shoulder pole girder is connected below the suspension hook of loop wheel machine, the bottom two ends of shoulder pole girder set two fixed pulleys, and a lifting rope passes through two fixed pulley, and the two ends of lifting rope are respectively equipped with the lifting end of hook connection steel reinforcement cage;Hoist engine is additionally provided with loop wheel machine, the pull rope of hoist engine hangs over steel reinforcement cage Zi at lifting end to the 1/3 of length of reinforcing cage and at 2/3 by two;Loop wheel machine arm is lifted up, and shoulder pole girder lifting rope stress same with hoist engine pull rope is kept in lifting process, steel reinforcement cage is lifted and keeps horizontality;Steel reinforcement cage is risen after certain altitude, and hoist engine gradually loosens pull rope, the other end of steel reinforcement cage is highly gradually reduced, and keeps steel reinforcement cage not in contact with the ground all the time, until steel reinforcement cage is in vertical state completely.

Description

A kind of steel reinforcement cage lifting device and method
Technical field
The present invention relates to a kind of pile foundation steel bar cage boom hoisting and its construction method, belong to all kinds of reinforcing bars in railway, highway Cage Hoisting Construction Technology field.
Background technology
Before pile foundation concrete perfusion, steel reinforcement cage is lifted into stake holes.Reinforcing bar cage hoisting is generally lifted using loop wheel machine, but mesh Preceding lifting mode is usually a little to lift by crane, i.e., loop wheel machine hangs steel reinforcement cage one end lifting of horizontal positioned, and steel reinforcement cage is become into perpendicular Straight state, is transferred into stake holes, and hoisting process steel reinforcement cage is easily deformed, and perpendicularity is poor, is caused in hole steel reinforcement cage hole clipping or is caused Protective layer is not enough, is also easy to cause to close mould difficulty, influence construction quality and construction speed.
The content of the invention
It is an object of the invention to install the weak point existed progress technological improvement to current reinforcement cage hoisting, there is provided one Plant the hanging apparatus and method that can guarantee that reinforcing bar cage hoisting quality, it is ensured that reinforcing bar cage hoisting process safety is stable, makes steel reinforcement cage not Deformation, enters stake holes convenience, closes mould simplicity.
To achieve the above object, the invention provides a kind of steel reinforcement cage lifting device, including loop wheel machine, it is characterised in that: One horizontally disposed shoulder pole girder of connection below the suspension hook of loop wheel machine, the top two ends of the shoulder pole girder set hanger respectively, and hanger leads to Cross lanyard to be connected with crane hook, the bottom two ends of the shoulder pole girder set two fixed pulleys, and a lifting rope passes through two fixed pulley, The two ends of lifting rope are respectively equipped with hook;Be additionally provided with hoist engine on loop wheel machine, the pull rope of hoist engine bypass loop wheel machine arm front end and under Hang down, the low end of pull rope is divided into two strands, and each strand steel wire rope connects a hook respectively.
For achieving the above object, present invention also offers the side that a kind of use said apparatus carries out reinforcement cage hoisting Method, comprises the following steps:
(1) a horizontally disposed shoulder pole girder is connected under the suspension hook of loop wheel machine, the bottom two ends of the shoulder pole girder are provided with two Fixed pulley, bypasses two fixed pulleys, the two ends of lifting rope are along steel reinforcement cage diametric(al), respectively by linking up with connection steel reinforcement cage by a lifting rope Lifting end on 2 points;
(2) hoist engine is set on loop wheel machine, it is sagging that the pull rope of hoist engine bypasses loop wheel machine arm front end, the low end of pull rope It is divided into two strands, hook is equipped with per one, one hangs over steel reinforcement cage Zi end is lifted by crane at the 1/3 of length of reinforcing cage, another Hang over from the other end of steel reinforcement cage and play at the 1/3 of length of reinforcing cage;
(3) loop wheel machine arm is lifted up, and shoulder pole girder lifting rope stress same with hoist engine pull rope is kept in lifting process, is made Steel reinforcement cage is lifted and keeps horizontality;
(4) steel reinforcement cage is risen after certain altitude, and hoist engine gradually loosens pull rope, makes the other end height of steel reinforcement cage gradually Decline;Loop wheel machine makes reinforcement cage hoisting end keep appropriate height simultaneously, to keep the steel reinforcement cage other end not contacted all the time in decline Ground, until steel reinforcement cage is in vertical state completely;
(5) steel reinforcement cage of vertical state is hung toward stake holes and installed by loop wheel machine.
The present invention sets pulley gear on loop wheel machine, and coordinates lifting by loop wheel machine and hoist engine, makes steel reinforcement cage by level Become it is vertical during uniform force, it is to avoid the deformation of steel reinforcement cage, it is ensured that spent vertically after reinforcement cage hoisting, it is to avoid steel reinforcement cage Deflection causes steel reinforcement cage to enter stake holes hole clipping after lifting, it is ensured that enters hole or closes the protective layer thickness of steel reinforcement cage after mould, present invention dress Put simple in construction, method easy construction can effectively improve construction quality.
Brief description of the drawings
Fig. 1 is the steel reinforcement cage lifting device structural representation of the present invention;
Fig. 2 is the schematic diagram of present invention lifting steel reinforcement cage, and steel reinforcement cage is lifted by crane by level;
Fig. 3 is the process schematic that the steel reinforcement cage that the present invention is lifted by crane is turned vertical state by horizontality;
Fig. 4 is that the steel reinforcement cage that the present invention is lifted by crane changes into vertical state schematic diagram completely.
Embodiment
The apparatus structure and method of the present invention are illustrated below in conjunction with accompanying drawing.
As shown in figure 1, a kind of steel reinforcement cage lifting device that the present invention is provided, including loop wheel machine 1, below the suspension hook 2 of loop wheel machine 1 A horizontally disposed shoulder pole girder 3 is connected, the top two ends of the shoulder pole girder 3 set hanger 4 respectively, and hanger 4 is by lanyard 5 with hanging Machine suspension hook 2 is connected, and the bottom two ends of the shoulder pole girder 3 set two fixed pulleys 6, and a lifting rope 7 passes through two fixed pulley 6, lifting rope 7 Two ends be respectively equipped with hook 8;Hoist engine 9 is additionally provided with loop wheel machine 1, the pull rope 10 of hoist engine 9 bypasses the front end of loop wheel machine arm 11 And it is sagging, the low end of pull rope 10 is divided into two strands, and each strand steel wire rope connects a hook respectively.
To adapt to the reinforcing bar cage hoisting of different-diameter, the present invention can be fixed in two set by the bottom two ends of the shoulder pole girder 3 Multiple same fixed pulleys are set between pulley 6 again.In use, according to steel reinforcement cage diameter, two distances of selection and steel reinforcement cage diameter Suitable pulley bypasses lifting rope.
The present invention uses said apparatus, and the specific method for lifting by crane steel reinforcement cage is as follows:
As shown in Fig. 2 in 2 times one horizontally disposed shoulder pole girders 3 of connection of suspension hook of loop wheel machine, the bottom two of the shoulder pole girder 3 One lifting rope 7 is bypassed two fixed pulleys 6 provided with two fixed pulleys 6 by end, and the two ends of lifting rope 7 are along the diameter side of steel reinforcement cage 12 to be lifted To respectively 2 points on the lifting end by linking up with mounting steel reinforcement cage 12;
Set a hoist engine on loop wheel machine, it is sagging that the pull rope 10 of hoist engine bypasses the front end of loop wheel machine arm 11, under pull rope Vertical end is divided into two strands, and hook is equipped with per one, and one hangs over steel reinforcement cage Zi lifting by crane end at the 1/3 of length of reinforcing cage; It is another to hang over Zi lifting end at the 2/3 of length of reinforcing cage, that is, play length of reinforcing cage from the other end of steel reinforcement cage At 1/3;
When steel reinforcement cage 12 is lifted by crane, loop wheel machine arm 11 is lifted up, and keeps shoulder pole girder lifting rope 7 to be led with hoist engine in lifting process The same stress of messenger 10, is lifted steel reinforcement cage 12 and keeps horizontality;
As shown in Figure 3, Figure 4, steel reinforcement cage 12 is risen after certain altitude, and hoist engine gradually loosens pull rope 10, makes steel reinforcement cage 12 other end is highly gradually reduced;Now lifting rope 7 can be slided around fixed pulley 6, make the suspension centre uniform force of reinforcement cage hoisting end two, Steel reinforcement cage unbalance stress is avoided to cause deformation, while loop wheel machine makes reinforcement cage hoisting end keep appropriate height, to keep steel reinforcement cage another One end is not contacted with ground and is advisable all the time when declining, it is to avoid steel reinforcement cage end is caused deformation by ground extruding, until steel reinforcement cage It is in vertical state completely, now lifting rope 7 slides into two ends equal length, and the suspension centre stress of reinforcement cage hoisting end two is consistent, and loop wheel machine will The steel reinforcement cage of vertical state hangs toward stake holes and installed.

Claims (1)

1. a kind of reinforcement cage hoisting method, it is characterised in that comprise the following steps:
(1) a horizontally disposed shoulder pole girder is connected under the suspension hook of loop wheel machine, the bottom two ends of the shoulder pole girder are fixed sliding provided with two Wheel, two fixed pulleys are bypassed by a lifting rope, and the two ends of lifting rope connect rising for steel reinforcement cage by linking up with respectively along steel reinforcement cage diametric(al) Hang upper 2 points of end;
(2) hoist engine is set on loop wheel machine, the pull rope of hoist engine bypasses that loop wheel machine arm front end is sagging, and the low end of pull rope is divided into Two strands, hook is equipped with per one, one hangs over steel reinforcement cage Zi lifting by crane end at the 1/3 of length of reinforcing cage, another hook Hang over from the other end of steel reinforcement cage and play at the 1/3 of length of reinforcing cage;
(3) loop wheel machine arm is lifted up, and shoulder pole girder lifting rope stress same with hoist engine pull rope is kept in lifting process, makes reinforcing bar Cage is lifted and keeps horizontality;
(4) steel reinforcement cage rise certain altitude after, hoist engine gradually loosens pull rope, make steel reinforcement cage the other end height gradually under Drop;Loop wheel machine makes reinforcement cage hoisting end keep appropriate height simultaneously, with keep the steel reinforcement cage other end in decline all the time non-contiguously Face, until steel reinforcement cage is in vertical state completely;
(5) steel reinforcement cage of vertical state is hung toward stake holes and installed by loop wheel machine.
CN201610177732.7A 2016-03-24 2016-03-24 A kind of steel reinforcement cage lifting device and method Active CN105645248B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610177732.7A CN105645248B (en) 2016-03-24 2016-03-24 A kind of steel reinforcement cage lifting device and method

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Application Number Priority Date Filing Date Title
CN201610177732.7A CN105645248B (en) 2016-03-24 2016-03-24 A kind of steel reinforcement cage lifting device and method

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CN105645248A CN105645248A (en) 2016-06-08
CN105645248B true CN105645248B (en) 2017-08-08

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107188021B (en) * 2017-06-15 2018-08-14 中交一航局第一工程有限公司 The pile hanging method of super-length prestressed concrete-pile
CN110217686B (en) * 2019-05-18 2020-08-11 陕西建工第五建设集团有限公司 Steel reinforcement cage horizontal hoisting method based on steel reinforcement cage horizontal hoisting equipment
CN111498678B (en) * 2020-03-16 2021-08-10 河北建设勘察研究院有限公司 Special lifting appliance for lifting cast-in-place pile overlong reinforcement cage and lifting method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201362553Y (en) * 2008-12-30 2009-12-16 中铁大桥局集团第四工程有限公司 Aquatic large-sized reinforcing cage hoisting roll-over device
CN202080812U (en) * 2011-05-05 2011-12-21 中交四航局第一工程有限公司 Dedicated sling system for large-scaled reinforcing cage
CN203173684U (en) * 2012-11-29 2013-09-04 中交第一公路工程局有限公司 Component for hoisting reinforcement cage
CN205527302U (en) * 2016-03-24 2016-08-31 中交第四公路工程局有限公司 Steel reinforcement cage hoisting accessory

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201362553Y (en) * 2008-12-30 2009-12-16 中铁大桥局集团第四工程有限公司 Aquatic large-sized reinforcing cage hoisting roll-over device
CN202080812U (en) * 2011-05-05 2011-12-21 中交四航局第一工程有限公司 Dedicated sling system for large-scaled reinforcing cage
CN203173684U (en) * 2012-11-29 2013-09-04 中交第一公路工程局有限公司 Component for hoisting reinforcement cage
CN205527302U (en) * 2016-03-24 2016-08-31 中交第四公路工程局有限公司 Steel reinforcement cage hoisting accessory

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