CN103161176A - Tower crane foundation construction method in main building connected garage - Google Patents

Tower crane foundation construction method in main building connected garage Download PDF

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Publication number
CN103161176A
CN103161176A CN2012104000637A CN201210400063A CN103161176A CN 103161176 A CN103161176 A CN 103161176A CN 2012104000637 A CN2012104000637 A CN 2012104000637A CN 201210400063 A CN201210400063 A CN 201210400063A CN 103161176 A CN103161176 A CN 103161176A
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China
Prior art keywords
tower crane
construction
garage
waterproof
crane foundation
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CN2012104000637A
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Chinese (zh)
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CN103161176B (en
Inventor
孙明福
马立国
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China 22MCC Group Corp Ltd
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China 22MCC Group Corp Ltd
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Priority to CN201210400063.7A priority Critical patent/CN103161176B/en
Publication of CN103161176A publication Critical patent/CN103161176A/en
Application granted granted Critical
Publication of CN103161176B publication Critical patent/CN103161176B/en
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Abstract

The invention relates to a tower crane foundation construction method in a main building connected garage. The method includes the following steps of a, tower crane foundation bed concrete pouring; b, tower crane foundation waterproof construction; c, tower crane foundation waterproof protective layer construction; d, tower crane foundation reinforcing steel bar binding construction; e, tower crane foundation template construction; f, tower crane foundation fixing support foot pre-buried construction; g, professional lightning-protection pre-buried construction; h, concrete pouring construction; i, tower crane installation construction; j, garage base plate cushion concrete construction; k, garage base plate waterproof and protective layer construction; l, garage base plate reinforcing steel bar binding ; m, garage base plate concrete construction; and n, completion of construction and disassembling of a tower crane. The tower crane foundation construction method is simple, fast and convenient to construct, and strong in practicability, can effectively reduce follow-up construction procedures of a tower crane foundation position, prevents reinforcing steel bars from being cut off, guarantees construction quality, saves cost, improves overall strength and bearing capacity of the bottom of a garage, meanwhile facilitates tower crane disassembling in the future, and improves construction efficiency.

Description

Tower crane job practices in main building disjunctor garage
Technical field
The present invention relates to a kind of building foundation job practices, specifically, relate to tower crane job practices in a kind of building main building disjunctor garage.
Background technology
Fast development along with building trade, construction enterprises and Construction unit more and more pay attention to construction quality, and in main building disjunctor garage, the control of the selection of tower crane position and absolute altitude is most important, in the garage, tower crane all was arranged on below sole plate in the past, after sole plate reinforcing bar binding herein is complete, need to wait until that the construction of main building and garage is complete, tower crane just can be built after removing, because the tower crane life cycle is longer, cause the sole plate corrosion of steel bar at tower crane place serious, and can deposit more building waste and ponding etc., foreign material can't thoroughly be cleared up.When tower crane is removed simultaneously, because baseplate reinforcing bar is interspersed between standard section of tower crane, so need in demolishing process the sole plate reinforcing bar is cut off and standard section of tower crane could be taken out, structure stress is had a huge impact, and subsequent treatment comparatively bothers.
Summary of the invention
For above-mentioned deficiency of the prior art, the problems such as, corrosion of steel bar destroyed for the sole plate reinforcing bar of fundamentally stopping the tower crane position, ponding and building waste, the present invention adopts the high construction concept equal with adjacent garage top mark height of tower crane top mark, and tower crane job practices in a kind of brand-new main building disjunctor garage is provided.
The technical solution used in the present invention is:
Tower crane job practices in a kind of building main building disjunctor garage, the method comprises the steps:
A. the tower crane blinding concrete is built;
B. tower crane waterproof construction;
C. tower crane fish tail and waterproof layer construction
D. tower crane reinforcing bar binding construction;
E. tower crane template construction;
F. tower crane fixed feet Embedment Construction;
G. the lightning-arrest Embedment Construction of specialty;
H. concrete pouring construction;
I. tower crane installation;
J. garage bottom cushion concrete construction;
K. garage base plate waterproof and topping construction;
L. the garage base plate steel bar binding is executed;
M. garage underplate concrete construction;
N. construct complete, tower crane is removed.
Described tower crane waterproof is wrapped up whole tower crane, and waterproofing materials is identical with garage base plate waterproofing materials.
Described tower crane end face absolute altitude and garage plate top surface absolute altitude are contour.
Described bottom cushion concrete construction, the bed course sideline is wide goes out base side, and the bed course surrounding is built waterproof by laying bricks or stones and is fallen wall, smears within the walls the cement mortar screeding layer in protection, and cloudy male trowel becomes circular arc.
The beneficial effect of the relative prior art of the present invention:
In main building disjunctor of the present invention garage, the tower crane job practices is by being increased to the sole plate absolute altitude with tower crane end face in the garage, reserve the garage baseplate reinforcing bar in tower crane, with the serial of methods such as the baseplate reinforcing bar of reserving in baseplate reinforcing bar and tower crane is connected, builds construction, finally make the garage base plate with equal above tower crane when construction of bottom plates.The present invention's simple and fast, practical of constructing, can effectively reduce the follow-up working procedure of tower crane position, avoid reinforcing bar to block, guarantee construction quality, saved cost, garage bottom integrated intensity and supporting capacity have been improved, the also convenient dismounting of tower crane in the future, improved efficiency of construction simultaneously.
Description of drawings
Fig. 1 is tower crane job practices constructing structure schematic diagram in main building disjunctor of the present invention garage;
Fig. 2 is that in main building disjunctor of the present invention garage, tower crane job practices internal corner part coiled material is laid schematic diagram.
Critical piece symbol description in accompanying drawing:
In figure:
1, stock mould 2, cement mortar screeding layer
3, base treatment agent 4, waterproof roll
5, cement mortar protective course 6, concrete water-proof topping
7, concrete cushion 8, form bracing system
9, garage raft plate reserved steel bar 10, inner corner trim coiled material extra play
11, leveling layer.
The specific embodiment
The present invention will be described in detail referring to drawings and Examples:
Accompanying drawing 1 as can be known, tower crane job practices in a kind of building main building disjunctor garage, the method comprises the steps:
A. the tower crane blinding concrete is built;
B. tower crane waterproof construction;
C. tower crane fish tail and waterproof layer construction
D. tower crane reinforcing bar binding construction;
E. tower crane template construction;
F. tower crane fixed feet Embedment Construction;
G. the lightning-arrest Embedment Construction of specialty;
H. concrete pouring construction;
I. tower crane installation;
J. garage bottom cushion concrete construction;
K. garage base plate waterproof and topping construction;
L. the garage base plate steel bar binding is executed;
M. garage underplate concrete construction;
N. construct complete, tower crane is removed.
The tower crane waterproof is wrapped up whole tower crane, and waterproofing materials is identical with garage base plate waterproofing materials.
Tower crane end face and garage plate top surface absolute altitude are contour.
The points for attention of tower crane job practices in main building disjunctor of the present invention garage:
1. tower crane is positioned at inside, garage, to adopt the hand excavation during excavation tower crane, guarantee as far as possible the disturbance of soil property in addition of tower crane scope, as local soil property generation disturbance (what meaning the words does not understand), disturbed soil should be removed, adopt Concrete Filled or graded sand and stone to change and fill out.
2. the tower crane waterproof will be with whole tower crane parcel, and waterproofing materials should be identical with garage base plate waterproofing materials, and waterproof roll should throw away the length that is not less than 150mm on four sides at tower crane, later stage and garage base plate waterproof overlap joint.
3. during colligation tower crane reinforcing bar, be protected the side waterproof, avoid reinforcing bar that waterproofing materials is destroyed.
4. reserving the model, grade, position of garage baseplate reinforcing bar will reserve according to garage raft slab muscle model, grade, position, in order to avoid the later stage goes wrong during the garage construction of bottom plates, affects workmanship.
5. want strict elevation control during concreting, avoid tower crane higher or lower than the garage floor level.
Below in conjunction with work progress in detail tower crane job practices in the disjunctor garage is described in detail:
Tower crane is positioned at disjunctor garage raft foundation; raft foundation end face absolute altitude is identical with tower crane end face absolute altitude, and the tower crane size provides data to construct according to tower crane producer, and waterproof can adopt waterproof coiled material; cushion thickness is by designing requirement, and the waterproofing protection layer thickness is by designing requirement.Press tower crane location, determine the tower crane particular location, the tower crane bottom surface is dug to design elevation, then carries out blinding concrete and build.The bed course sideline is wide goes out base side, and the bed course surrounding can be built waterproof by laying bricks or stones and be fallen wall, smears within the walls the cement mortar screeding layer in protection, and cloudy male trowel becomes circular arc.
Tower crane part below the bed course of mat foundation adopts the brick fetal membrane.
1) the coagulation cushion construction complete after, after determining the mat surface drying, carry out waterproof construction, waterproof adopts waterproof roll, the following part waterproof of tower crane upper surface is all completely wrapped waterproof roll, carries out the fish tail and waterproof layer construction after waterproof construction is complete again.The paving of coiled material extra play requires to carry out paving at positions such as corner, negative and positive angle and seams according to waterproof construction, and the complete topping that carries out of paving is constructed.
2) tower crane reinforcing bar binding construction, according to the description content that tower crane producer provides, the reinforcement foundation of configuration corresponding requirements carries out reinforcement installation.
The garage baseplate reinforcing bar is inserted in tower crane, embedded bar and get rid of muscle and adopt overlap joint or mechanical connection, connecting length is constructed by code requirement, for controlling rebar spacing well, joint bar can be on composite board kerf, spacing is with garage baseplate reinforcing bar spacing, after garage baseplate reinforcing bar and garage bar splicing, together cast is during the construction of band garage baseplate reinforcing bar and the reserved steel bar lapping construction.
3) tower crane template installation
Adopt the brick fetal membrane except the garage bed course is following, the above part of bed course adopts wooden model or little punching block support system to reinforce.
4) the fixing lower margin Embedment Construction of tower crane
Treat that reinforcing bar binding is complete, after template installs, adopt corresponding tonnage crane that fixed feet and a standard knot are winched to the relevant position and be fixed.
5) the lightning-arrest Embedment Construction of specialty
Tower crane lightning protection employing-4X40 hot rolling galvanized flat steel is the rear and pre-buried lower margin welding of tower crane around one week of tower crane, earthing pole adopts the L5X50 Zinc-coated angle steel to hammer into and undergroundly is not less than 1.2 meters, each face of column foot four sides arranges an earthing pole, angle steel upper end and band steel welding (bonding area is not less than the band steel sectional area) guarantee that ground resistance is not more than 4 ohm.
6) tower crane concrete construction
Above operation has all been constructed complete, can carry out tower crane concreting, and concrete strength adopts designing requirement model concrete to build.
7) tower crane installation
Concreting is complete, need to carry out the base concrete maintenance, and maintenance was carried out test cube in the same condition pressure testing experiment after seven days, and experimental result meets the requirements and can carry out the tower crane installation.
8) garage bottom cushion concrete construction
After tower crane installs, can carry out garage bottom cushion construction.
9) garage raft plate bed course waterproof construction
Garage raft plate bed course waterproof is waterproof coiled material, and waterproof construction is constructed according to respective web waterproof construction standard, carries out the fish tail and waterproof layer construction after waterproof construction is complete again.
10) garage raft slab muscle colligation construction
Garage raft slab muscle need to carry out dabbing to the tower crane side and process with before the tower crane reinforcing bar is connected.
11) garage raft board concrete
After garage raft plate and tower crane reinforcing bar binding overlap joint are complete, after installing, the raft foundation template can carry out garage raft board concrete pouring construction.Guarantee that garage raft foundation finished surface is identical with tower crane finished surface absolute altitude.
12) after main body construction is complete, tower crane just can be removed, and this way only need to be laid down the first standard knot and leg bolt, the part of reserving leg and exceed the garage base plate is cut away get final product, and need not to destroy the garage baseplate reinforcing bar and can remove smoothly tower crane.

Claims (4)

1. tower crane job practices in a building main building disjunctor garage, is characterized in that the method comprises the steps:
A. the tower crane blinding concrete is built;
B. tower crane waterproof construction;
C. tower crane fish tail and waterproof layer construction
D. tower crane reinforcing bar binding construction;
E. tower crane template construction;
F. tower crane fixed feet Embedment Construction;
G. the lightning-arrest Embedment Construction of specialty;
H. concrete pouring construction;
I. tower crane installation;
J. garage bottom cushion concrete construction;
K. garage base plate waterproof and topping construction;
L. the garage base plate steel bar binding is executed;
M. garage underplate concrete construction;
N. construct complete, tower crane is removed.
2. tower crane job practices in building main building disjunctor garage according to claim 1, it is characterized in that: described tower crane waterproof is wrapped up whole tower crane, and waterproofing materials is identical with garage base plate waterproofing materials.
3. tower crane job practices in building main building disjunctor garage according to claim 1, it is characterized in that: described tower crane end face absolute altitude and garage plate top surface absolute altitude are contour.
4. tower crane job practices in building main building disjunctor garage according to claim 1; it is characterized in that: described bottom cushion concrete construction, the bed course sideline is wide goes out base side, and the bed course surrounding is built waterproof by laying bricks or stones and is fallen wall; smear within the walls the cement mortar screeding layer in protection, cloudy male trowel becomes circular arc.
CN201210400063.7A 2012-10-20 2012-10-20 Tower crane foundation construction method in main building disjunctor garage Active CN103161176B (en)

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CN103161176B CN103161176B (en) 2016-01-20

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103510537A (en) * 2013-09-06 2014-01-15 成都建工工程总承包有限责任公司 Construction method combining tower crane foundation and building basement floor
CN103882883A (en) * 2014-04-08 2014-06-25 山东金城建设有限公司 Method for constructing foundation shared by tower crane and garage frame column
CN105002923A (en) * 2015-08-03 2015-10-28 上海建工五建集团有限公司 Embedded tower crane foundation and construction mode thereof
CN105887920A (en) * 2016-04-30 2016-08-24 国家电网公司 Construction method for leveling top plate type master variable foundation through cross beam
CN105926662A (en) * 2016-04-30 2016-09-07 国家电网公司 Construction method of top plate type main transformer foundation

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2880923Y (en) * 2005-09-29 2007-03-21 刘有才 Connecting structure of tower crane and steel lattice construction stalk in deep foundation pit
CN101078219A (en) * 2007-06-14 2007-11-28 苏州二建建筑集团有限公司 Tower crane foundation for construction and manufacturing method thereof
CN102677675A (en) * 2011-03-11 2012-09-19 中国建筑第四工程局有限公司 Tower crane foundation in building basement and manufacturing method of tower crane foundation
CN102704504A (en) * 2012-06-26 2012-10-03 南通华新建工集团有限公司 Method for constructing tower crane foundation

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2880923Y (en) * 2005-09-29 2007-03-21 刘有才 Connecting structure of tower crane and steel lattice construction stalk in deep foundation pit
CN101078219A (en) * 2007-06-14 2007-11-28 苏州二建建筑集团有限公司 Tower crane foundation for construction and manufacturing method thereof
CN102677675A (en) * 2011-03-11 2012-09-19 中国建筑第四工程局有限公司 Tower crane foundation in building basement and manufacturing method of tower crane foundation
CN102704504A (en) * 2012-06-26 2012-10-03 南通华新建工集团有限公司 Method for constructing tower crane foundation

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103510537A (en) * 2013-09-06 2014-01-15 成都建工工程总承包有限责任公司 Construction method combining tower crane foundation and building basement floor
CN103510537B (en) * 2013-09-06 2015-09-30 成都建工工程总承包有限责任公司 The construction method that tower crane foundation is combined with building basement base plate
CN103882883A (en) * 2014-04-08 2014-06-25 山东金城建设有限公司 Method for constructing foundation shared by tower crane and garage frame column
CN105002923A (en) * 2015-08-03 2015-10-28 上海建工五建集团有限公司 Embedded tower crane foundation and construction mode thereof
CN105887920A (en) * 2016-04-30 2016-08-24 国家电网公司 Construction method for leveling top plate type master variable foundation through cross beam
CN105926662A (en) * 2016-04-30 2016-09-07 国家电网公司 Construction method of top plate type main transformer foundation
CN105926662B (en) * 2016-04-30 2017-10-13 国家电网公司 A kind of construction method of top plate type main transformer foundation
CN105887920B (en) * 2016-04-30 2018-01-05 国家电网公司 A kind of construction method of top plate type main transformer foundation using crossbeam smoothing

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