CN104444810A - Large plate turning construction method - Google Patents
Large plate turning construction method Download PDFInfo
- Publication number
- CN104444810A CN104444810A CN201410736094.9A CN201410736094A CN104444810A CN 104444810 A CN104444810 A CN 104444810A CN 201410736094 A CN201410736094 A CN 201410736094A CN 104444810 A CN104444810 A CN 104444810A
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- CN
- China
- Prior art keywords
- plate
- construction method
- lifting
- hoisting force
- pulley
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F19/00—Hoisting, lifting, hauling or pushing, not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention provides a large plate turning construction method. A plate is flatly arranged on a basic plane and comprises a first end and a second end opposite to each other. The turning method comprises the following steps: applying the first lifting force to a middle position of the plate so as to lift up the plate, and applying pressing force to the first end, so that the plate is inclined, and the first end is tightly attached to the basic plane; obliquely lifting up the plate to a design angle by virtue of the first lifting force, wherein the second end is gradually close to the first lifting force; canceling the pressing force; applying the second lifting force to the second end, and continuously matching with the first lifting force so as to lift the plate to be separated from the basic plane until the plate is turned to be vertical; and vertically lowering the plate to reach the basic plane. According to the method disclosed by the invention, the problem that the large plate is easily damaged during turning is solved, and the turning construction quality and efficiency of the plate are further improved.
Description
Technical field
The present invention relates to the realm of building construction, be specifically related to a kind of large-scale plate upset construction method.
Background technology
At construction site, the situation that large-scale plate needs upset construction usually can be run into.Because the local structure of some large-scale plate is comparatively special, and, to himself surface quality, also there is certain requirement, ensure to greatest extent in work progress, infringement can not be produced to it.
At present, in construction, comparatively general used plate method for turning is " ground connection support upset ", but, easily producing crack, flap for when overlength, the construction of ultra-large type plate, collapse angle, damage the problems such as destruction.
In view of more and more higher plate quality aspect requires and the requirement of safe construction aspect, we need a kind of special for large-scale plate and the new method for turning of successful.
Summary of the invention
For overcoming the defect existing for prior art, now providing a kind of large-scale plate upset construction method, to solve the problem that large-scale plate is easily damaged when overturning, and improving quality and the efficiency of plate upset construction further.
For achieving the above object, provide a kind of large-scale plate upset construction method, plate to lie against on a basic plane and comprises relative first end and the second end, and this method for turning comprises the following steps:
One first hoisting force is applied to be lifted by plate to the midway location of plate, a downforce is applied to first end so that plate tilts and first end is close to basic plane simultaneously;
Be raised up to a design angle by the first hoisting force by oblique for plate, the first hoisting force is progressively close to the second end;
Cancel downforce;
One second hoisting force is applied to the second end, and continues cooperation first hoisting force and then plate is promoted to depart from basic plane, until plate turn to vertically;
Plate is vertically transferred until arrive basic plane;
Cancel the first hoisting force;
By the second hoisting force lifting plate.
The beneficial effect of the present invention's large-scale plate upset construction method is,
1) progressively tilted in the process lifted at plate, the first end of plate is close to basic plane, contributes to the steady of process of lifting, and meanwhile, can reduce the lifting dynamics of the first hoisting force;
2) soared by whole plate by the first hoisting force and the second hoisting force, effectively slow down plate upset so that vertical process by the first hoisting force, that may cause in switching process to avoid the first end of plate damages.
Preferably, design angle is 45 °.
Preferably, when applying the first hoisting force to the midway location of plate, comprise further: directly over plate, midway location arranges a fixed pulley; One lifting rope is provided, lifting rope is hung on fixed pulley, and the two ends symmetry of lifting rope is connected to plate, to form pulley lifting unit; Vertical lifting pulley lifting unit and then plate is lifted.
Preferably, when applying the first hoisting force to the midway location of plate, also comprise further: symmetrically arranged two the pulley lifting units of midway location directly over plate, and by a pipe link, pulley lifting unit is connected to form a pulley suspender; By crane at the vertical lifting pulley suspender of the midway location of pipe link and then plate is lifted.
Preferably, when applying the second hoisting force to the second end, comprise further: also lifted by crane at the second end installation lifting rope or rigidity suspender.
Accompanying drawing explanation
Fig. 1 is the steps flow chart block diagram of the present invention's large-scale plate upset construction method;
Fig. 2 is that first of the present invention's large-scale plate upset construction method implements view;
Fig. 3 is that second of the present invention's large-scale plate upset construction method implements view;
Fig. 4 is that the 3rd of the present invention's large-scale plate upset construction method implements view;
Fig. 5 is that the 4th of the present invention's large-scale plate upset construction method implements view;
Fig. 6 is that the 5th of the present invention's large-scale plate upset construction method implements view;
Fig. 7 is that the 6th of the present invention's large-scale plate upset construction method implements view.
Detailed description of the invention
For the benefit of to the understanding of structure of the present invention, be described below in conjunction with drawings and Examples.
With reference to Fig. 1, it is the steps flow chart block diagram of the present invention's large-scale plate upset construction method.With reference to Fig. 2, for first of the present invention's large-scale plate upset construction method implements view.
Shown in composition graphs 1 and Fig. 2, the invention provides a kind of large-scale plate upset construction method, plate 2 to lie against on a basic plane 1 and comprises first end 20 and the second end 22, and this method for turning comprises the following step that can be used for field conduct:
As Fig. 2, first, perform step S1: first midway location is symmetrical arranged two pulley lifting units 3 directly over plate 2 upper surface, the lifting rope 32 that each pulley lifting unit 3 comprises a fixed pulley 30 and hang on this fixed pulley 30, is connected to the left and right sides of plate 2 by the two ends of lifting rope 32 symmetry.By a pipe link 34, former and later two fixed pulleys 30 are coupled together again, and on pipe link 34 affixed rope 36 so that the first crane suspension hook 4a hook lifting.With this, directly over plate 2, midway location forms the first vertical hoisting force, by suspension hook 4a to be lifted by plate 2.Meanwhile, a downforce 5 so that plate 2 are applied to first end 20 and to tilt and first end 20 is close to basic plane 1, and at the second end 22, a rigidity suspender 6 is installed.
With reference to Fig. 3, for second of the present invention's large-scale plate upset construction method implements view.As shown in Figure 3, secondly, step S2 is performed: the first hoisting force formed by above-mentioned suspension hook 4a is raised up to 45 ° by oblique for plate, and now, the first end 20 of plate 2 is still close to basic plane 1.In the process, due to the effect of fixed pulley 30, first hoisting force at suspension hook 4a place is progressively close to the second end 22.
With reference to Fig. 4, for the 3rd of the present invention's large-scale plate upset construction method implements view.With reference to Fig. 5, for the 4th of the present invention's large-scale plate upset construction method implements view.
Shown in composition graphs 4 and Fig. 5, then, step S3 is sequentially performed to step S5: first cancel downforce 5, then be hooked in by the suspension hook 4b of the second crane on the rigidity suspender 6 at the second end 22 place, form the second vertical hoisting force with this.The first hoisting force continuing again to coordinate suspension hook 4a to be formed and then promoted by plate 2 departs from basic plane 1, until plate 2 turn to due to self gravitation vertically.Turn to vertically until plate 2, still by suspension hook 4b and suspension hook 4a, plate 2 is slowly transferred until arrive basic plane 1.
With reference to Fig. 6, for the 5th of the present invention's large-scale plate upset construction method implements view.With reference to Fig. 7, for the 6th of the present invention's large-scale plate upset construction method implements view.
Shown in composition graphs 6 and Fig. 7, finally, sequentially perform step S6 to step S7: after the stable arrival basic plane 1 of plate 2, remove suspension hook 4a and two pulley lifting unit 3, to cancel the first hoisting force.After the first hoisting force is cancelled, the second hoisting force formed by suspension hook 4b is again to lift by crane and to install plate 2.
After completing above-mentioned implementation process, reflect following characteristics of the present invention:
1) in view of large-scale plate is unfavorable for upset because of the size of overlength super large, present method avoids large-scale plate in switching process, be subject to excessive impact force, and then stopped the common quality defect such as crack, damage that produces because of construction, to reach upset fast and safe and reliable object;
2) be different from traditional " ground connection supports upset " method, the present invention institute sums up and the construction method of " air overturn " that adopt, and the upset for later stage overlength, super large plate is constructed and provided a kind of reference and the constructing operation means of mature and reliable.
Below embodiment is to invention has been detailed description by reference to the accompanying drawings, and those skilled in the art can make many variations example to the present invention according to the above description.Thus, some details in embodiment should not form limitation of the invention, the present invention by the scope that defines using appended claims as protection domain.
Claims (5)
1. a large-scale plate upset construction method, described plate to lie against on a basic plane and comprises relative first end and the second end, and it is characterized in that, described upset construction method comprises the following steps:
One first hoisting force is applied to be lifted by described plate to the midway location of described plate, a downforce is applied to described first end so that described plate tilts and described first end is close to described basic plane simultaneously;
A design angle is raised up to by oblique for described plate by described first hoisting force;
Cancel described downforce;
One second hoisting force is applied to described second end, and second wife closes described first hoisting force and then departs from described basic plane, described plate lifting until described plate turn to vertically;
Described plate is vertically transferred until arrive described basic plane.
2. large-scale plate upset construction method according to claim 1, is characterized in that,
Described design angle is 45 °.
3. large-scale plate upset construction method according to claim 2, is characterized in that,
When applying described first hoisting force to the midway location of described plate, comprise further:
Directly over described plate, midway location arranges a fixed pulley;
One lifting rope is provided, described lifting rope is hung on described fixed pulley, and the two ends symmetry of described lifting rope is connected to described plate, to form pulley lifting unit;
Vertical lifting described pulley lifting unit and then described plate is lifted.
4. large-scale plate upset construction method according to claim 3, is characterized in that,
When applying described first hoisting force to the midway location of described plate, also comprise further:
Symmetrically arranged two the described pulley lifting units of midway location directly over described plate, and by a pipe link, described pulley lifting unit is connected to form a pulley suspender;
Vertically lift by crane described pulley suspender by crane at the midway location of described pipe link and then described plate is lifted.
5. the large-scale plate upset construction method according to claim 1 or 4, is characterized in that,
When applying described second hoisting force to described second end, comprise further:
Also lifted by crane at described second end installation lifting rope or rigidity suspender.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410736094.9A CN104444810B (en) | 2014-12-04 | 2014-12-04 | Large-scale plate overturns construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410736094.9A CN104444810B (en) | 2014-12-04 | 2014-12-04 | Large-scale plate overturns construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104444810A true CN104444810A (en) | 2015-03-25 |
| CN104444810B CN104444810B (en) | 2017-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410736094.9A Active CN104444810B (en) | 2014-12-04 | 2014-12-04 | Large-scale plate overturns construction method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106986291A (en) * | 2017-05-12 | 2017-07-28 | 黄坤坤 | Large scale prefabricated wallboard overturns construction method for hanging in the air |
| CN112479117A (en) * | 2021-01-07 | 2021-03-12 | 上海楠肖智能科技有限公司 | Bidirectional auxiliary overturning type electromechanical equipment hoisting and lifting device |
Citations (6)
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| JPH0664889A (en) * | 1992-08-18 | 1994-03-08 | Shimizu Corp | Movable lifting jig device |
| JPH0723776U (en) * | 1993-10-12 | 1995-05-02 | 大成建設株式会社 | Erecting and sling removal device |
| JPH08169683A (en) * | 1994-12-20 | 1996-07-02 | Seiken:Kk | Hoist type crane |
| JP2002302382A (en) * | 2001-04-04 | 2002-10-18 | Kidoh Construction Co Ltd | Vertically suspending method of long size material |
| CN202400722U (en) * | 2011-12-23 | 2012-08-29 | 广东省基础工程公司 | Device for hoisting heavy object with large length-width ratio |
| CN103043526A (en) * | 2012-12-17 | 2013-04-17 | 中国一冶集团有限公司 | Integral hoisting device and method for super-long steel reinforcement cage of underground continuous wall |
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2014
- 2014-12-04 CN CN201410736094.9A patent/CN104444810B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0664889A (en) * | 1992-08-18 | 1994-03-08 | Shimizu Corp | Movable lifting jig device |
| JPH0723776U (en) * | 1993-10-12 | 1995-05-02 | 大成建設株式会社 | Erecting and sling removal device |
| JPH08169683A (en) * | 1994-12-20 | 1996-07-02 | Seiken:Kk | Hoist type crane |
| JP2002302382A (en) * | 2001-04-04 | 2002-10-18 | Kidoh Construction Co Ltd | Vertically suspending method of long size material |
| CN202400722U (en) * | 2011-12-23 | 2012-08-29 | 广东省基础工程公司 | Device for hoisting heavy object with large length-width ratio |
| CN103043526A (en) * | 2012-12-17 | 2013-04-17 | 中国一冶集团有限公司 | Integral hoisting device and method for super-long steel reinforcement cage of underground continuous wall |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106986291A (en) * | 2017-05-12 | 2017-07-28 | 黄坤坤 | Large scale prefabricated wallboard overturns construction method for hanging in the air |
| CN112479117A (en) * | 2021-01-07 | 2021-03-12 | 上海楠肖智能科技有限公司 | Bidirectional auxiliary overturning type electromechanical equipment hoisting and lifting device |
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| CN104444810B (en) | 2017-12-12 |
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