CN102966114B - Tower crane foundation structure and construction method thereof - Google Patents

Tower crane foundation structure and construction method thereof Download PDF

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Publication number
CN102966114B
CN102966114B CN201210529181.8A CN201210529181A CN102966114B CN 102966114 B CN102966114 B CN 102966114B CN 201210529181 A CN201210529181 A CN 201210529181A CN 102966114 B CN102966114 B CN 102966114B
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foundation
tower crane
basement
board
tower
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CN201210529181.8A
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CN102966114A (en
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陈俊杰
陈界羽
余晶晶
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China Construction Eighth Engineering Division Co Ltd
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China Construction Eighth Engineering Division Co Ltd
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Abstract

The invention discloses a kind of tower crane foundation structure and construction method thereof, wherein tower crane foundation structure comprises a foundation for tower crane, described foundation for tower crane is combined with basement bottom board, cage of reinforcement in described foundation for tower crane is connected with the embedded bar in described basement bottom board, is embedded with foot bolt plurally in described foundation for tower crane.Foundation for tower crane in conjunction with construction technology with basement bottom board, is arranged in basement bottom board, builds and after the installation of tower machine, can form entirety with basement bottom board at foundation for tower crane by employing foundation for tower crane.After tower machine is removed, foundation for tower crane is a part for basement bottom board, does not need carry out teeming concrete again or pick cutter.

Description

Tower crane foundation structure and construction method thereof
Technical field
The present invention relates to the foundation for tower crane of the realm of building construction, especially a kind of tower crane foundation structure of being combined with basement bottom board and construction method thereof.
Background technology
As shown in Figure 1, the traditional method of foundation for tower crane in advance foundation for tower crane 100 is embedded in basement bottom board less than 101 and has built, and after basement bottom board 101 has been built, the hole of a sunk type is formed at foundation for tower crane 100 place, cause long-term ponding, and the later stage carry out waterproof receive head process time reserved baseplate reinforcing bar 102 must be bent, time-consuming; And traditional foundation for tower crane is because foundation for tower crane joint 103 is in concrete, need excise base section, cause waste during dismounting.
We have employed foundation for tower crane and are combined the technology of constructing with basement bottom board, are arranged on by foundation for tower crane in basement bottom board, build and after the installation of tower machine, can form entirety with basement bottom board at foundation for tower crane.After tower machine is removed, foundation for tower crane is a part for basement bottom board, does not need carry out teeming concrete again or pick cutter.
Compared with traditional foundation for tower crane, this technology can be saved manually, save material, and do not need during dismounting to excise base section, this foundation for tower crane is compared with tradition simultaneously, using a part for underplate concrete as foundation for tower crane, can also save Cost of Concrete.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of safe and reliable, the tower crane foundation structure be combined with basement bottom board and construction method thereof.
For realizing above-mentioned technique effect, the invention discloses a kind of tower crane foundation structure construction method, it is characterized in that described construction method comprises the following steps:
Dig the earthwork of basement and tower machine foundation ditch;
Foundation for tower crane bed course is built bottom the described earthwork;
Brick fetal membrane is built by laying bricks or stones in described earthwork sidewall;
On described foundation for tower crane bed course and described brick fetal membrane, lay a waterproofing course, described waterproofing course is routed up described brick loose tool and the waterproofing course connected bottom basement bottom board that stretches out in the horizontal direction.
In the described earthwork, install the cage of reinforcement in described foundation for tower crane, described cage of reinforcement is connected with foot bolt plurally;
Embedded bar on described cage of reinforcement in basement bottom board described in colligation, arranges close order metal grill in the seaming position of described foundation for tower crane and described basement bottom board and keeps off and form constuction joint on described embedded bar;
Pour into a mould described foundation for tower crane;
Described foundation for tower crane after cast installs tower machine by described stone bolt;
Pour into a mould described basement bottom board;
After described tower machine is finished using, remove described tower machine, carry out surface construction in described basement bottom board surface.
Described construction method is further improved and is, on described constuction joint, arrange expansion sealing strip.
The invention also discloses a kind of tower crane foundation structure, comprise a foundation for tower crane, described foundation for tower crane is combined with basement bottom board, and the cage of reinforcement in described foundation for tower crane is connected with the embedded bar in described basement bottom board, is embedded with foot bolt plurally in described foundation for tower crane.
Described structure is further improved and is, the bottom of described foundation for tower crane is provided with one deck foundation for tower crane bed course.
Described structure is further improved and is, the sidewall of described foundation for tower crane is built brick fetal membrane.
Described structure is further improved and is; a waterproofing course is provided with between described foundation for tower crane and described brick fetal membrane; described waterproofing course comprises a waterproof roll layer and a topping, described waterproofing course is routed up described brick loose tool and extends in the horizontal direction outside the embedded bar in described basement bottom board.
Described structure is further improved and is, the end of described waterproof roll layer arranges solid brick as temporary protection.
Described structure is further improved and is, the seam crossing of described foundation for tower crane and described basement bottom board is provided with close order metal grill and keeps off and form constuction joint, and arranges expansion sealing strip on described constuction joint.
Described structure is further improved and is, the absolute altitude of described foundation for tower crane exceeds described basement bottom board, and takes to put slope drainage sunk well.
The present invention is owing to have employed above technical scheme, making it have following beneficial effect is: have employed foundation for tower crane and be combined the technology of constructing with basement bottom board, foundation for tower crane is arranged in basement bottom board, builds at foundation for tower crane and after the installation of tower machine, entirety can be formed with basement bottom board.After tower machine is removed, foundation for tower crane is a part for basement bottom board, does not need carry out teeming concrete again or pick cutter.
Accompanying drawing explanation
Fig. 1 is the structural representation of traditional tower crane foundation structure.
Fig. 2 is the structural representation of tower crane foundation structure of the present invention.
Fig. 3 is foundation for tower crane ater-casting of the present invention organigram.
Fig. 4 is foundation for tower crane of the present invention construction schematic diagram.
Fig. 5 is foundation for tower crane of the present invention construction schematic diagram.
Fig. 6 is foundation for tower crane of the present invention construction schematic diagram.
Fig. 7 is foundation for tower crane of the present invention construction schematic diagram.
Fig. 8 is foundation for tower crane of the present invention construction schematic diagram.
Fig. 9 is foundation for tower crane of the present invention construction schematic diagram.
Figure 10 is foundation for tower crane of the present invention construction schematic diagram.
Figure 11 is foundation for tower crane of the present invention construction schematic diagram.
Figure 12 is foundation for tower crane of the present invention construction schematic diagram.
Figure 13 is foundation for tower crane of the present invention construction schematic diagram.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Consult shown in Fig. 2, tower crane foundation structure 1 of the present invention comprises a foundation for tower crane 10, and foundation for tower crane 10 is combined with basement bottom board 11, forms the cushion cap of tower machine.Coordinate shown in Fig. 9, the cage of reinforcement 12 in foundation for tower crane 10 is connected with the embedded bar 13 in basement bottom board 11, is embedded with foot bolt 14 plurally in foundation for tower crane 10, and tower machine 22 is connected with on foundation for tower crane 10 by stone bolt 14.Wherein, the bottom pouring of foundation for tower crane 10 has one deck foundation for tower crane bed course 15, build at the sidewall of foundation for tower crane 10 and have brick fetal membrane 16, and a waterproofing course is set between foundation for tower crane 10 and brick fetal membrane 16, this waterproofing course is made up of a waterproof roll layer 17 and a topping 18, play the waterproofing protection effect outside foundation for tower crane 10, this waterproofing course routed up brick loose tool 16 and extend to the outer at least 200mm of embedded bar 13 in basement bottom board 11 in the horizontal direction, the end of waterproof roll layer 17 arranges solid brick 170 as temporary protection, remove with during basement bottom board 11 waterproof roll lapping construction at foundation for tower crane 10, as shown in Figure 3, foundation for tower crane 10 and the seam crossing of basement bottom board 11 are provided with close order metal grill and keep off (not indicating in figure) and form constuction joint, before building basement bottom board 11 concrete, this constuction joint place concrete surface should be cleared up, smear water-repellent paint and expansion sealing strip 19 is set, as the waterproofing protection between foundation for tower crane 10 and basement bottom board 11, as foundation for tower crane 10 is different from bearing capacity such as essential bearing stratum such as basement bottom board 11 grade, pouring after settlement 21 can be set up as required at described constuction joint place, the two ends of ater-casting 20 arrange expansion sealing strip 19 respectively.The absolute altitude of foundation for tower crane 10 exceeds basement bottom board 11 about about 20mm, and takes suitable to put slope drainage sunk well.
Coordinate shown in Fig. 4 ~ 13, the Specific construction of the pre-tower crane foundation structure of the present invention 1 is as follows:
Basement and tower machine pit earthwork 31 excavate (Fig. 4);
Foundation for tower crane bed course 15(Fig. 5 is built) bottom the earthwork 31;
Brick fetal membrane 16 is built by laying bricks or stones and plaster (Fig. 6) at foundation for tower crane sidewall;
Laying water-proof coiled material layer 17 and topping 18 successively on brick fetal membrane 16, and on rout up brick loose tool 16 stretching out in the horizontal direction, the end of waterproof roll layer 17 arranges solid brick 170 as temporary protection (Fig. 7), removes (Fig. 9) with during basement bottom board 11 waterproof roll lapping construction at foundation for tower crane 10;
The colligation of foundation for tower crane 10 cage of reinforcement 12, pre-embedded anchoring bolts 14 and ground device install (Fig. 8);
Foundation for tower crane 10 cage of reinforcement 12 is connected with embedded bar 13 in basement bottom board 11, foundation for tower crane 10 and the seam crossing of basement bottom board 11 are provided with close order metal grill and keep off (not indicating in figure) and form constuction joint, before building basement bottom board 11 concrete, this constuction joint place concrete surface should be cleared up, smear water-repellent paint and expansion sealing strip 19(Fig. 9 is set);
In foundation for tower crane 10, in cage of reinforcement 12 and basement bottom board 11, embedded bar 13 is checked and accepted and concreting, forms foundation for tower crane 10(Figure 10);
Tower machine 22 is installed and is come into operation (Figure 11);
In tower machine 22 use procedure, follow-up link construction (Figure 12) such as basement bottom board 11;
Tower machine 22 is removed after finishing using, cutting stone bolt carry out surface layer 32 construct (Figure 13) on basement bottom board 11.
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 scope of the present invention.

Claims (1)

1. a tower crane foundation structure construction method, is characterized in that described construction method comprises the following steps:
The earthwork of excavation basement and tower machine foundation ditch;
Foundation for tower crane bed course is built bottom the described earthwork;
Brick fetal membrane is built by laying bricks or stones in described earthwork sidewall;
On described foundation for tower crane bed course and described brick fetal membrane, lay a waterproofing course, described waterproofing course is routed up described brick fetal membrane and the waterproofing course connected bottom basement bottom board that stretches out in the horizontal direction;
In the described earthwork, install the cage of reinforcement in described foundation for tower crane, described cage of reinforcement is connected with foot bolt plurally;
Embedded bar on described cage of reinforcement in basement bottom board described in colligation, arranges close order metal grill in the seaming position of described foundation for tower crane and described basement bottom board and keeps off and form constuction joint on described embedded bar;
Pour into a mould described foundation for tower crane;
Described foundation for tower crane after cast installs tower machine by described stone bolt;
Described tower machine comes into operation;
In the use procedure of described tower machine, pour into a mould described basement bottom board, when pouring into a mould described basement bottom board, the described constuction joint place between described foundation for tower crane and described basement bottom board sets up pouring after settlement, and the two ends of described ater-casting arrange expansion sealing strip respectively;
After described tower machine is finished using, remove described tower machine, carry out surface construction in described basement bottom board surface.
CN201210529181.8A 2012-12-10 2012-12-10 Tower crane foundation structure and construction method thereof Active CN102966114B (en)

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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
CN103938664A (en) * 2014-05-09 2014-07-23 南通庞源机械工程有限公司 Processing method for subsequent reinforcement of tower crane foundation
CN104314090A (en) * 2014-08-29 2015-01-28 中铁八局集团建筑工程有限公司 Deep foundation pit bedrock drainage culvert and drainage system and drainage construction method thereof
CN105064500B (en) * 2015-07-17 2017-05-17 中如建工集团有限公司 Balcony beam slab inner side filling wall body and main body structure integral casting construction method
CN105002923B (en) * 2015-08-03 2017-07-11 上海建工五建集团有限公司 Embedded tower crane and its form of construction work
CN105649103B (en) * 2016-03-24 2017-12-15 广西建工集团第五建筑工程有限责任公司 A kind of stake girder construction integral type tower-crane foundation structure and its construction method
CN106120872A (en) * 2016-04-05 2016-11-16 中冶天工集团天津有限公司 A kind of tower crane foundation is combined the construction method of antiseep with basement bottom board
CN106193092B (en) * 2016-08-17 2018-09-11 中国能源建设集团江苏省电力设计院有限公司 A kind of wind turbine discharge structure and its water discharge method and production method
CN106284426A (en) * 2016-08-30 2017-01-04 中国冶集团有限公司 One prevents ground house bottom plate in tower crane position infiltration construction method
CN108946519A (en) * 2018-07-18 2018-12-07 无锡华美钼业有限公司 The tower crane base that can be recycled
CN110331735A (en) * 2019-07-18 2019-10-15 中建八局第四建设有限公司 A kind of tower crane mounting structure for coastal region soft layer
CN111058473B (en) * 2019-12-30 2021-05-07 朱夏武 Anti-seepage structure for tower crane foundation in basement bottom plate of building and construction method

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