CN102434002B - Anti-wind and synchronous control method for integrally lifting overline bridge of high-rise building - Google Patents
Anti-wind and synchronous control method for integrally lifting overline bridge of high-rise building Download PDFInfo
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- CN102434002B CN102434002B CN201110001136.0A CN201110001136A CN102434002B CN 102434002 B CN102434002 B CN 102434002B CN 201110001136 A CN201110001136 A CN 201110001136A CN 102434002 B CN102434002 B CN 102434002B
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Abstract
The invention discloses an anti-wind and synchronous control method for integrally lifting an overline bridge of a high-rise building. The method comprises the following steps of: determining the position of a lifting point and designing a lifting platform according to the dimensions of members; mounting a lifting beam, a working platform and lifting jacks; determining the position of a lifting track on the lifting beam according to the positions of the jacks; by taking the point of a suspended steel wire rope falling down to the ground as the position of the lifting track on the ground, welding an iron ring on the lifting member; fixing the suspended steel wire rope after the suspended steel wire rope penetrates through the iron ring so as to form the lifting track; arranging cable ropes on the two sides of the lifting member; arranging the lifting point of the lifting member; connecting two oil pumps of the lifting jacks for controlling two lifting points at the same end of the lifting member, wherein one oil pump is used for supplying oil to the two jacks at the same time while the other oil pump is in charge of returning oil so as to realize synchronization of the two points; monitoring the running situation of each lifting point and measuring the travel by workers; if deviation is found, controlling the jacks through the oil pumps so that the travels of the lifting points are consistent with each other; and controlling the sidesway and swinging of the member by using the cable ropes. According to the simple method disclosed by the method, the stability, reliability and safety of the lifting member are ensured during lifting by using synchronous control measures and anti-sidesway and anti-wind measures so that equipment investment is saved, the construction is facilitated and the work efficiency is enhanced.
Description
Technical field
The present invention relates to building unit erection & lift construction technology in building engineering construction, belong to architectural engineering construction technique field.
Background technology
Overline bridge is widely used in that two Huo Duo buildings, building are high-rise, in super highrise building, steel work is used from the advantages such as heavy and light, short construction period, shock resistance are strong and feature because of it; Owing to being convenient to measure and installation quality control in low latitude assembling construction, for ensuring the quality of products, conventionally adopt in low latitude and install, the job practices of Integral lifting.
The high altitude integrated lifting key of building unit is anti-sidesway measure and the Synchronous Control Measures of member; Comparatively advanced Synchronous lifting technology is hydraulic synchronizing lifting at present, adopt flexible steel twisted wire or rigid posts supporting, lifter cluster, computer control, hydraulic synchronizing lifting new principle, hydraulic synchronization Integral lifting system is by cluster cylinder system, pumping station system, steel strand load bearing system, sensor detecting system and computer control system five parts form.The anti-sidesway measure of wind resistance generally adopts cable rope will build with building structure to be connected, the swing of restriction lifting member or carry out adjustment of displacement.
Above method is had relatively high expectations to equipment, needs a complete set of equipment, and when utilizing general lifting means to carry out Integral lifting, Synchronization Control and high-altitude wind-resistance measures relate to less.
Summary of the invention
Object of the present invention is exactly for existing general lifting means, when small space Integral lifting, provides a kind of highrise building overline bridge Integral lifting wind resistance, synchronisation control means.
The object of the invention is to be achieved through the following technical solutions, it is characterized in that, comprise the steps:
(1) according to scantling, determine hoisting point position, design lifting platform, hanging beam, working platform and lifting jack are installed, according to the fixing position of lifting jack, on hanging beam, determine to promote orbital position, suspending steel wire rope on definite position, suspending steel wire rope hangs down to ground;
(2) take the suspending steel wire rope lifting orbital position that to hang down to the point to ground be ground, according to promoting orbital position, lifting member (highrise building overline bridge) is in place, in lifting member, weld iron hoop, suspending steel wire rope is passed after iron hoop, the upper and lower two ends of wire rope are fixed, form and promote track, in lifting member both sides or two ends, cable wind rope is set;
(3) arrange lifting member suspension centre several, will control lifting member and connect with two oil pumps of the lifting jack of two suspension centres in one end, an oil pump is given two jack fuel feeding simultaneously, another oil pump is responsible for oil return, thereby realizes 2 synchronous;
(4) in suspension centre, establish main the make suspension centre of a suspension centre for promoting, all the other suspension centres are for following suspension centre, and each suspension centre arrangement personnel monitors the walking situation of this point, measure stroke, while finding to make suspension centre have deviation with lifting is main, notify in time oil pump operating personnel, control adjustment;
(5) when lifting member is often promoted to after certain height, on ground, utilize measuring equipment to measure lifting member and respectively follow suspension centre and the main accumulated error making between suspension centre, by oil pump control jack, make respectively to follow suspension centre consistent with the main stroke of suspension centre that makes, by sidesway and the swing of cable wind rope control member.
The inventive method is simple, utilize existing general lifting means (feed-through hydraulic jack), adopt Synchronous Control Measures and utilize flexible dragline (wire rope) to set up and promote track in case sidesway, wind resistance, guarantee the steady reliable and secure lifting of lifting member (highrise building overline bridge is whole), save equipment investment, convenient construction, improves work efficiency.
Accompanying drawing explanation
Fig. 1 is a kind of organigram that promotes track of the embodiment of the present invention;
Fig. 2 is the organigram of a kind of lifting member of the embodiment of the present invention;
Fig. 3 is a kind of organigram of monitoring the metering outfit of member hoisting depth.
In figure: on 1 lifting member, 2 wire rope, 3 cable wind ropes, 4 earth anchors, 5, anchored end, 6 supports, 7 drums, 8 are walked drum, 9 gear wheels, 10 counting scales.
The specific embodiment
As shown in Figure 1 and Figure 2, lifting member (highrise building overline bridge) 1 assembling is in place, according to scantling, determine hoisting point position, design lifting platform, after hanging beam, working platform and lifting means (hydraulic jack) are installed, according to the fixing position of jack, on hanging beam, determine the position that promotes track, determine upper anchored end 5, suspending steel wire rope 2 on upper anchored end 5 positions of determining, hang down to the point to ，Dao ground, ground is the position of ground, lifting rail road fixed point earth anchor 4.According to the position that promotes track, in lifting member, weld iron hoop, so that member is advanced along track while promoting; After steel wire penetrating iron hoop, wire rope upper/lower terminal is fixed in upper anchored end 5 and earth anchor 4, form lifting track as shown in Figure 1.In order better to control the impact of lifting member wind-engaging in the air, swing, in lifting member both sides, cable wind rope 3 is set, adopt cable wind rope to coordinate and control.
Lifting member arrange suspension centre several, while starting to promote, a main suspension centre that makes is set in suspension centre, all the other suspension centres, for following suspension centre, for guaranteeing the Synchronous lifting of lifting member, are taked three measures simultaneously.First with two of one end suspension centre, two oil pumps controlling jack are connected, an oil pump is given two jack fuel feeding simultaneously, and another oil pump is responsible for oil return, guarantees like this travel synchronization of two suspension centres; Under each hoist point position, arrange personnel to monitor the walking situation of this point simultaneously, measure the one-stroke of each hoist point, find that deviation notifies operating personnel in time, take necessary measure; After being promoted to certain height, on ground, utilize homemade by support 6, drum 7, walk the measuring equipment that drum 8, gear wheel 9, counting scale 10 form, as Fig. 3, measure the accumulated error promoting, take corresponding measure to guarantee that the stroke of each suspension centre is consistent.
By above method, utilize existing lifting means, complete the Integral lifting of highrise building overline bridge.
Claims (1)
1. a highrise building overline bridge Integral lifting wind resistance, synchronisation control means, according to scantling, determine hoisting point position, hanging beam is installed, on hanging beam, determine and promote orbital position, suspending steel wire rope on definite lifting orbital position, arranges cable wind rope in lifting member both sides or two ends, arrange lifting member suspension centre several, in suspension centre, establish main the make suspension centre of a suspension centre for promoting, all the other suspension centres for following suspension centre, is characterized in that, also comprise the steps:
(1) design lifting platform, installation work platform and lifting jack according to the fixing position of lifting jack, are determined lifting orbital position on hanging beam, described suspending steel wire rope hangs down to ground;
(2) take the suspending steel wire rope lifting orbital position that to hang down to the point to ground be ground, according to promoting orbital position, lifting member is in place, in lifting member, weld iron hoop, suspending steel wire rope, through after iron hoop, is fixed the upper and lower two ends of wire rope, form and promote track;
(3) will control lifting member and connect with two oil pumps of the lifting jack of two suspension centres in one end, an oil pump is given two jack fuel feeding simultaneously, and another oil pump is responsible for oil return, thereby realizes 2 synchronous;
(4) each suspension centre arrangement personnel monitors the walking situation of this point, measures stroke, while finding to make suspension centre have deviation with lifting is main, notifies in time oil pump operating personnel, controls adjustment;
(5) when lifting member is often promoted to after certain height, on ground, utilize measuring equipment to measure lifting member and respectively follow suspension centre and the main accumulated error making between suspension centre, by oil pump control jack, make respectively to follow suspension centre consistent with the main stroke of suspension centre that makes, by sidesway and the swing of cable wind rope control member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110001136.0A CN102434002B (en) | 2011-01-06 | 2011-01-06 | Anti-wind and synchronous control method for integrally lifting overline bridge of high-rise building |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110001136.0A CN102434002B (en) | 2011-01-06 | 2011-01-06 | Anti-wind and synchronous control method for integrally lifting overline bridge of high-rise building |
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| Publication Number | Publication Date |
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| CN102434002A CN102434002A (en) | 2012-05-02 |
| CN102434002B true CN102434002B (en) | 2014-02-12 |
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| CN201110001136.0A Active CN102434002B (en) | 2011-01-06 | 2011-01-06 | Anti-wind and synchronous control method for integrally lifting overline bridge of high-rise building |
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| CN104760903B (en) * | 2015-03-26 | 2017-03-29 | 神华集团有限责任公司 | A kind of control method of hydraulic lifting apparatus |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000282691A (en) * | 1999-03-30 | 2000-10-10 | Sumitomo Heavy Ind Ltd | Construction method for mounting member on inner wall of high-rise, tower structure, and scaffold device |
| CN101775896A (en) * | 2010-02-11 | 2010-07-14 | 浙江大学 | Method for installing pipeline scaffold of steel roof equipment and rigid suspended scaffold |
| CN101845849A (en) * | 2010-06-22 | 2010-09-29 | 中国建筑第二工程局有限公司 | Large-span steel structure corridor erected between new and old buildings and construction method thereof |
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2011
- 2011-01-06 CN CN201110001136.0A patent/CN102434002B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000282691A (en) * | 1999-03-30 | 2000-10-10 | Sumitomo Heavy Ind Ltd | Construction method for mounting member on inner wall of high-rise, tower structure, and scaffold device |
| CN101775896A (en) * | 2010-02-11 | 2010-07-14 | 浙江大学 | Method for installing pipeline scaffold of steel roof equipment and rigid suspended scaffold |
| CN101845849A (en) * | 2010-06-22 | 2010-09-29 | 中国建筑第二工程局有限公司 | Large-span steel structure corridor erected between new and old buildings and construction method thereof |
Non-Patent Citations (4)
| Title |
|---|
| 30m跨钢连廊整体提升施工技术;常瀚等;《施工技术》;20091031;第38卷(第10期);全文 * |
| 常瀚等.30m跨钢连廊整体提升施工技术.《施工技术》.2009,第38卷(第10期), |
| 液压同步安装技术在工程中的应用;赵庆科;《中国优秀硕士学位论文全文数据库》;20090824;第10页第2.2.1、2.2.2节，第16页第1段，第25页第3-4段，第30页第（4）段 * |
| 赵庆科.液压同步安装技术在工程中的应用.《中国优秀硕士学位论文全文数据库》.2009, |
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