CN106368327B - A kind of lifting platform high-altitude integral slide device and construction method - Google Patents
A kind of lifting platform high-altitude integral slide device and construction method Download PDFInfo
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- CN106368327B CN106368327B CN201610917245.XA CN201610917245A CN106368327B CN 106368327 B CN106368327 B CN 106368327B CN 201610917245 A CN201610917245 A CN 201610917245A CN 106368327 B CN106368327 B CN 106368327B
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- lifting platform
- slide
- slide mass
- box beam
- corbel
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/35—Extraordinary methods of construction, e.g. lift-slab, jack-block
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/35—Extraordinary methods of construction, e.g. lift-slab, jack-block
- E04B2001/3588—Extraordinary methods of construction, e.g. lift-slab, jack-block using special lifting or handling devices, e.g. gantries, overhead conveying rails
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses a kind of lifting platform high-altitude integral slide device and construction method, method includes: that slide device is placed in the bracket hole of main structure, and slide device includes the first slide mass and the second slide mass being slidedly arranged on the first slide mass；The corbel in box beam of lifting platform is compacted on the second slide mass；Ejector apparatus is installed between corbel in box beam and main structure, starts ejector apparatus, pushing and pressing lifting platform is moved along the sliding trajectory of the first slide mass and the second slide mass.The present invention is by placing slide device in bracket hole, it is adjusted using the displacement that slide device carries out horizontal direction to the corbel in box beam for placing lifting platform on it, when lifting platform can be made such as to encounter main structure dimensional discrepancy or lifting platform deviation in use, realize the high empty main body sliding of lifting platform, it avoids lifting platform box beam to rub with main structure, and seriously affects the safety of lifting platform jacking.
Description
Technical field
The present invention relates to the realm of building construction more particularly to a kind of lifting platform high-altitude integral slide devices and construction party
Method.
Background technique
With scientific and technological progress and the raising of construction technology, Super High heavy construction is more and more, and Super High is constructed often
It is constructed using integral jacking platform, lifting platform includes jack-up system, trussing, hanging rack system and template system,
Top lift is provided using oil cylinder working-pressure in jack-up system, passes through climbing for the entire lifting platform of alternating lifting implementation of upper and lower box beam
It rises.
Support box beam end is maintained a certain distance with structure wall, is protruded into wall reserved opening by the bracket of box beam
Stress point is provided for support box beam.Bracket is contracted in box beam when box beam is promoted, and is promoted to corresponding elevation location to box beam and is extended back
Enter in reserved opening.
In support box beam+flexible bracket support system, supporting at a distance from box beam and wall is during whole system is promoted
It should be noted that the problem of, such as occur wall body structure deviation in lifting process, lifting platform offset will lead between box beam and wall
Distance be not able to satisfy to be promoted and require, or even there is box beam and rub with wall, security risk occur.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of lifting platform high-altitude integral sliding construction methods, work as support
Box beam because certain reason generation contacted with structure wall, can not normal hoisting when, this method, which can be used, makes lifting platform exist
Realize sliding in high-altitude, it is ensured that the safety of lifting platform jacking.
In order to realize the above technical effect, the invention discloses a kind of lifting platform high-altitude integral sliding construction methods, including
Step:
Slide device is placed in the bracket hole of main structure, the slide device includes that the first slide mass and cunning are set
The second slide mass on first slide mass；
The corbel in box beam of lifting platform is compacted on second slide mass；
Ejector apparatus is installed between the corbel in box beam and the main structure, starts the ejector apparatus, pushing and pressing top
The peaceful sliding trajectory along first slide mass and second slide mass moves.
Lifting platform high-altitude integral sliding construction method, which further improves, to be, slide device is being placed in master
Before in the bracket hole of body structure, the dynamic friction coefficient of slide device is calculated in advance, comprising:
First slide mass of slide device is horizontally arranged；
Second slide mass of slide device is placed on first slide mass；
One normal pressure G is applied to second slide mass；
A horizontal force F is applied to second slide mass in the horizontal direction, and the size of recording level power F in real time；
It is gradually increased horizontal force F, until second slide mass generates sliding relative to first slide mass,
Dynamic friction coefficient μ=F/G of slide device is calculated.
Lifting platform high-altitude integral sliding construction method, which further improves, to be, in starting ejector apparatus, pushing and pressing
Before lifting platform is mobile, the ejection force and ejection stroke of ejector apparatus are precomputed, comprising:
Calculate the self weight M of lifting platform；
According to the dynamic friction coefficient μ for the slide device that measuring and calculating obtains, ejection force μM is calculated；
The offset distance for calculating corbel in box beam and main structure, the ejection stroke as ejector apparatus.
Lifting platform high-altitude integral sliding construction method, which further improves, to be, in the jacking process of lifting platform
It is middle that slide device is placed in the bracket hole of main structure, comprising:
The corbel in box beam of lifting platform being located above is lifted up certain altitude；
Slide device is placed in the bracket hole of the lower section of the corbel in box beam being located above；
The corbel in box beam being located above is fallen in the bracket hole and is compacted on the slide device.
Lifting platform high-altitude integral sliding construction method, which further improves, to be, in the box beam ox that will be located above
After leg is compacted on slide device, the underlying corbel in box beam of lifting platform is detached to the bracket hole of main structure,
The load of lifting platform is acted on completely on the corbel in box beam being located above；Restart ejector apparatus, pushing and pressing jacking is flat
Platform is mobile to the side far from main structure.
The invention also discloses a kind of lifting platform high-altitude integral slide devices, the bracket hole including being installed on main structure
It the first slide mass in hole and is slidedly arranged on first slide mass, for the second sliding for shelving of corbel in box beam of lifting platform
Body；It is equipped between the corbel in box beam and the main structure for pushing against the lifting platform along first slide mass and institute
State the mobile ejector apparatus of the sliding trajectory of the second slide mass.
Lifting platform high-altitude integral slide device, which further improves, to be, first slide mass and described second
The contact surface of slide mass is smooth flat.
Lifting platform high-altitude integral slide device, which further improves, to be, first slide mass and described second
Rolling element is equipped between slide mass.
Lifting platform high-altitude integral slide device, which further improves, to be, first slide mass is upper opening
Box body, the rolling element is placed in the box body；The opening on the box body top is stretched out at the top of the rolling element, and
It is formed with the sliding surface for second slide mass sliding.
Lifting platform high-altitude integral slide device, which further improves, to be, the two sides of first slide mass are equipped with
It bears against in the locating part of second slide mass two sides.
The present invention makes it have following the utility model has the advantages that by pacifying in bracket hole due to using above technical scheme
Slide device is put, carries out the displacement tune of horizontal direction to the corbel in box beam for placing lifting platform on it using slide device
Section, when lifting platform can be made such as to encounter main structure dimensional discrepancy or lifting platform deviation in use,
The high empty main body sliding for realizing lifting platform, avoids lifting platform box beam and rubs with main structure, and seriously affects
The safety of lifting platform jacking；Using hydraulic jack to lifting platform carry out control position fine tuning, it is ensured that support box beam with
Structure wall has enough safe distances.
Detailed description of the invention
Fig. 1 is a kind of elevational schematic view of lifting platform using lifting platform high-altitude of the present invention integral slide device.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the use state diagram of lifting platform high-altitude of the present invention integral sliding construction method.
Fig. 4 is the node enlarged diagram of Fig. 3.
Fig. 5 is the schematic diagram of lifting platform high-altitude of the present invention integral slide device.
Fig. 6 is the scheme of installation of the ejector apparatus of lifting platform high-altitude of the present invention integral slide device.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the present invention is described in further detail.
Firstly, shown in refering to fig. 1~3, it is flat to be applied to jacking for a kind of lifting platform high-altitude of the invention integral slide device 10
The fine tuning of horizontal position of platform during jacking.The weight of entire platform is reached main body by corbel in box beam by lifting platform 20
Structure 30 (such as Core Walls Structure wall), lifting platform 10 is climbed by the alternating of upper and lower corbel in box beam and realizes climbing for entire platform,
Corbel in box beam 21 is divided by main body case beam portion and is telescopically arranged in the flexible bracket of main body case beam portions end to constitute, main body knot
Bracket hole is offered on the wall of structure, when lifting platform climbs, by the supreme side's of the upward ejection of the corbel in box beam being located above
Bracket hole location is firmly pressed at this time in the reserved bracket hole of the flexible bracket insertion wall of the corbel in box beam end of lower section
Firmly bracket hole supports the load of entire lifting platform.The flexible bracket of top corbel in box beam is stretched out and is compacted above
Bracket hole in, then, lower section corbel in box beam and main structure are detached from, lower section corbel in box beam is lifted up supreme one layer
At bracket hole, such alternate repetition constitutes the alternating climbing system of the corbel in box beam up and down of lifting platform.In the process of climbing
In, the main part of corbel in box beam and the wall of main structure should maintain a certain distance, and avoid rubbing with wall, jack
Platform easily caused when such as encountering structure size deviation or lifting platform deviation in use lifting platform box beam with
Structure rubs, and seriously affects the safety of lifting platform jacking.It is therefore desirable to carry out the micro- of control position to lifting platform
It adjusts, it is ensured that support box beam and structure wall have enough safe distances.
Cooperate shown in Fig. 4 and Fig. 5, a kind of lifting platform high-altitude of the invention integral slide device 10 is mainly by one first sliding
Body 11 and one second slide mass 12 are constituted, which is placed in the bracket hole 21 of main structure 20, this second
Slide mass 12 is slidedly arranged on first slide mass 11, and the corbel in box beam 31 of lifting platform 30 is held on second sliding when in use
On body 12.By the Relative sliding between the first slide mass 11 and the second slide mass 12, lifting platform 30 and main structure are realized
Relative sliding between 20.Main function is that it is inclined such as to encounter main structure size in order to avoid lifting platform is in lifting process
Cause lifting platform and leg structure that assembled, friction occurs when difference or lifting platform deviation, to seriously affect top
The safety of peaceful jacking.Cooperate shown in Fig. 6, further pacifies between the corbel in box beam 31 and main structure 20 of lifting platform 30
Equipped with ejector apparatus 13, moved for pushing against lifting platform 20 along the sliding trajectory of the first slide mass 11 and the second slide mass 12,
The ejector apparatus 13 can be hydraulic jack, and have stroke monitoring function.Ejector apparatus 13 is installed on the close of lifting platform
On the side of main structure, hydraulic jack is fixedly mounted on to the side of the corbel in box beam of lifting platform using fashioned iron rest 131
Portion, the hydraulic cylinder of hydraulic jack are fixed on fashioned iron rest 131, and the hydraulic push rod of hydraulic jack stretches in hydraulic cylinder and supports
It peaks at and closes on wall, apply horizontal ejection force using the release of hydraulic push rod, push lifting platform in the set of slide device
Direction on slid relative to main structure, to ensure to have remained a Duan Anquan between lifting platform and main structure
Distance guarantees the security improvement of lifting platform.
Cooperate shown in Fig. 3~6, a kind of lifting platform high-altitude of the invention integral sliding construction method mainly includes constructing as follows
Step:
S001: slide device 10 is placed in the bracket hole 31 of main structure 30, and slide device 10 includes first sliding
The second slide mass 12 for moving body 11 and being slidedly arranged on the first slide mass 11；
S002: the corbel in box beam 21 of lifting platform 20 is compacted on the second slide mass 12；
S003: installing ejector apparatus 13 between corbel in box beam 21 and main structure 30, starts ejector apparatus 13, pushing and pressing top
Peaceful 20 sliding trajectory along the first slide mass 11 and the second slide mass 12 moves.
In support box beam because certain reason occurs to contact with structure wall, can not normal hoisting when, this hair can be used
Bright lifting platform high-altitude integral sliding construction method makes lifting platform realize sliding in high-altitude, it is ensured that the peace of lifting platform jacking
Entirely.
The weight of lifting platform 20 realizes that the sliding of such large-tonnage steel platform is extremely difficult about at 1000 tons or so
, the present invention is adopted the technical scheme that by solution: by increasing between corbel in box beam and bracket hole
Add slide device, reduce the dynamic friction coefficient μ between corbel in box beam and bracket hole to the greatest extent, according to force of sliding friction public affairs
Formula F=μ N, dynamic friction coefficient μ is smaller, then the frictional force overcome needed for lifting platform sliding is with regard to smaller, lifting platform air translation
It is more easy to accomplish.
Steel plate, top steel plate and corbel in box beam can be used in the first slide mass and the second slide mass of lifting platform slide device
Contact, lower steel plate are contacted with the reserved bracket hole of support corbel in box beam, the realization major embodiment of lifting platform air translation
The overall movement of lifting platform is realized in opposite sliding between two blocks of steel plates；To ensure dynamic friction between slide device and two blocks of steel plates
Factor μ is sufficiently small, can take following measures:
1, the contact surface of two blocks of steel plates needs factory to carry out sanding and polishing to ensure that contact surface is smooth；
2, increase rolling element 14 between two blocks of steel plates to reduce frictional force, more round steel or steel ball etc. can be used in rolling element 14；
The box body of upper opening also can be used in first slide mass, and rolling element is placed in box body；The top of rolling element is stretched out
Opening in box body top, and it is formed with the sliding surface for the sliding of the second slide mass, it can play the role of preventing rolling element from tumbling；
It bears against alternatively, being equipped in the two sides of the first slide mass in the locating part of the second slide mass two sides, it is sliding that limitation first can be played
The effect for moving the glide direction of body and the second slide mass avoids sliding inclined.
Before taking any one measure, need in advance to calculate the dynamic friction coefficient of slide device, by cunning
Apply a normal pressure G on moving device, then horizontal direction using apply horizontal force F (and corresponding force sensor is installed,
Recording level power size), it is gradually increased horizontal force during horizontal force applies, until the size of horizontal force can make steel up and down
Plate generates sliding.It repeats that dynamic friction factor μ=F/G is calculated after testing.
The self weight M that lifting platform is calculated according to the composition of lifting platform, by calculating the dynamic friction coefficient μ obtained, estimation
Need out great horizontal ejection force=μM, and select according to the horizontal ejection force of calculating the hydraulic jack of corresponding tonnage, make
For ejector apparatus, the horizontal ejection force provided by hydraulic jack makes lifting platform exist by the effect of horizontal ejection force
Set square upward sliding needs to carry out platform cunning that is bidirectionally limited, and controlling lifting platform to ensure the safety slid
Dynamic distance.By precomputing the ejection force and ejection stroke of ejector apparatus, lifting platform accurately can be safely pushed
High-altitude integral slipping, offset distance of the ejection stroke between lifting platform and corresponding wall.
Using lifting platform high-altitude integral sliding construction method of the invention can lifting platform jack-up construction simultaneously, into
The sliding of the horizontal position of row lifting platform is adjusted, and will not influence the integral construction of lifting platform, only to encounter structure size inclined
When difference or lifting platform deviation, rectified a deviation in time using the method for the present invention to lifting platform, concrete operations are as follows:
The corbel in box beam of lifting platform being located above is lifted up certain altitude, provides enough peaces for slide device
Fill space；
Slide device is placed in the bracket hole of the lower section for the corbel in box beam being located above；
The corbel in box beam being located above is fallen to the bracket hole location for being equipped with slide device, stretches out flexible bracket,
It drop on the steel plate of slide device until compacting；
The underlying corbel in box beam of lifting platform is promoted into about 20mm, disengages it from the bracket hole of main structure,
Ensure that the load of lifting platform is acted on completely on the corbel in box beam being located above；
Restart ejector apparatus, lifting platform is pushed against to far from main structure by the horizontal ejection force that pushing device provides
Side it is mobile, realize high-altitude integral slipping of lifting platform during jacking.
Lifting platform high-altitude of the present invention integral slide device and construction method by placing slide device in bracket hole,
It is adjusted using the displacement that slide device carries out horizontal direction to the corbel in box beam for placing lifting platform on it, can to push up
When peaceful such as encounters main structure dimensional discrepancy or lifting platform deviation in use, lifting platform is realized
High empty main body sliding, avoids lifting platform box beam and rubs with main structure, and seriously affects lifting platform jacking
Safety；The fine tuning of control position is carried out to lifting platform using hydraulic jack, it is ensured that support box beam and structure wall have enough
Safe distance.
It is described the invention in detail above in conjunction with accompanying drawings and embodiments, those skilled in the art can basis
Above description makes many variations example to the present invention.Thus, certain details in embodiment should not constitute limitation of the invention,
The present invention will be using the range that the appended claims define as protection scope of the present invention.
Claims (5)
1. a kind of lifting platform high-altitude integral sliding construction method, which is characterized in that comprising steps of
Slide device is placed in the bracket hole of main structure, the slide device is including the first slide mass and is slidedly arranged on institute
State the second slide mass on the first slide mass；
The corbel in box beam of lifting platform is compacted on second slide mass；
Ejector apparatus is installed between the corbel in box beam and the main structure, starts the ejector apparatus, pushing and pressing jacking is flat
Platform is moved along the sliding trajectory of first slide mass and second slide mass；
Further, in the bracket hole for slide device being placed in main structure during the jacking of lifting platform, comprising:
The corbel in box beam of lifting platform being located above is lifted up certain altitude；
Slide device is placed in the bracket hole of the lower section of the corbel in box beam being located above；
The corbel in box beam being located above is fallen in the bracket hole and is compacted on the slide device；
Also, after the corbel in box beam being located above is compacted on slide device, by the underlying case of lifting platform
Beam bracket is detached from the bracket hole of main structure, and the load of lifting platform is acted on the corbel in box beam being located above completely
On；Restart ejector apparatus, pushing and pressing lifting platform is mobile to the side far from main structure.
2. lifting platform high-altitude as described in claim 1 integral sliding construction method, which is characterized in that pacify by slide device
Before being put in the bracket hole of main structure, the dynamic friction coefficient of slide device is calculated in advance, comprising:
First slide mass of slide device is horizontally arranged；
Second slide mass of slide device is placed on first slide mass；
One normal pressure G is applied to second slide mass；
A horizontal force F is applied to second slide mass in the horizontal direction, and the size of recording level power F in real time；
It is gradually increased horizontal force F, until second slide mass generates sliding relative to first slide mass,
Dynamic friction coefficient μ=F/G of slide device is calculated.
3. lifting platform high-altitude as claimed in claim 2 integral sliding construction method, which is characterized in that in starting ejection dress
It sets, before pushing and pressing lifting platform is mobile, precomputes the ejection force and ejection stroke of ejector apparatus, comprising:
Calculate the self weight M of lifting platform；
According to the dynamic friction coefficient μ for the slide device that measuring and calculating obtains, ejection force μM is calculated；
The offset distance for calculating corbel in box beam and main structure, the ejection stroke as ejector apparatus.
4. a kind of lifting platform high-altitude integral slide device, it is characterised in that: including being installed in the bracket hole of main structure
The first slide mass and be slidedly arranged on first slide mass, for the second slide mass for shelving of corbel in box beam of lifting platform；Institute
It states and is equipped between corbel in box beam and the main structure for pushing against the lifting platform along first slide mass and described the
The mobile ejector apparatus of the sliding trajectory of two slide masses；Wherein, it is equipped between first slide mass and second slide mass
Rolling element, first slide mass are the box body of upper opening, and the rolling element is placed in the box body；The rolling element
Top stretches out in the opening on the box body top, and is formed with the sliding surface for second slide mass sliding.
5. lifting platform high-altitude as claimed in claim 4 integral slide device, it is characterised in that: first slide mass and institute
The contact surface for stating the second slide mass is smooth flat.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610917245.XA CN106368327B (en) | 2016-10-21 | 2016-10-21 | A kind of lifting platform high-altitude integral slide device and construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610917245.XA CN106368327B (en) | 2016-10-21 | 2016-10-21 | A kind of lifting platform high-altitude integral slide device and construction method |
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| CN106368327A CN106368327A (en) | 2017-02-01 |
| CN106368327B true CN106368327B (en) | 2019-06-14 |
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| CN108059096A (en) * | 2017-12-28 | 2018-05-22 | 上海建工四建集团有限公司 | Telescopic boom device and its application method of climbing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201649671U (en) * | 2010-03-02 | 2010-11-24 | 广州市建筑集团有限公司 | Sliding device for fixed synchronous type rotary sliding construction |
| CN202913510U (en) * | 2012-11-28 | 2013-05-01 | 机械工业第三设计研究院 | Nest truss sliding support |
| CN105672694A (en) * | 2016-04-06 | 2016-06-15 | 中国建筑第八工程局有限公司 | Lifting platform box girder support structure for super high-rise buildings and construction method thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06207465A (en) * | 1992-11-30 | 1994-07-26 | Kayaba Ind Co Ltd | Building construction device |
| JP4064512B2 (en) * | 1998-02-04 | 2008-03-19 | 石川島運搬機械株式会社 | Traveling crane |
-
2016
- 2016-10-21 CN CN201610917245.XA patent/CN106368327B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201649671U (en) * | 2010-03-02 | 2010-11-24 | 广州市建筑集团有限公司 | Sliding device for fixed synchronous type rotary sliding construction |
| CN202913510U (en) * | 2012-11-28 | 2013-05-01 | 机械工业第三设计研究院 | Nest truss sliding support |
| CN105672694A (en) * | 2016-04-06 | 2016-06-15 | 中国建筑第八工程局有限公司 | Lifting platform box girder support structure for super high-rise buildings and construction method thereof |
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