CN109930625A - A kind of tower crane and its construction method - Google Patents
A kind of tower crane and its construction method Download PDFInfo
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- CN109930625A CN109930625A CN201910304114.8A CN201910304114A CN109930625A CN 109930625 A CN109930625 A CN 109930625A CN 201910304114 A CN201910304114 A CN 201910304114A CN 109930625 A CN109930625 A CN 109930625A
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- tower crane
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Abstract
The invention belongs to foundation structure of building technical fields, especially a kind of tower crane and its construction method, the tower crane includes tower crane ontology, the upper end surrounding of the tower crane ontology extends outward to form bridging piece, post-cast strip is equipped between the bridging piece and ground library raft plate, and the steel plate for sealing water across the two intersection is equipped between post-cast strip and bridging piece, between post-cast strip and ground library raft plate, the upper surface of the post-cast strip and the upper surface flush of described ground library raft plate, and it is lower than tower crane ontology upper surface 30mm；In the present invention, bridging piece is extended outward to form by the upper end surrounding in tower crane ontology, the bridging piece can be used for fixing steel plate for sealing water, caused by avoiding the reinforcing bar in traditional foundation design of tower crane because of the arrangement of steel plate for sealing water tower crane ontology " destruction ", ensure the integrality of tower crane ontology reinforcing bar, it is ensured that the preferable stress basis of tower crane.
Description
Technical field
The invention belongs to foundation structure of building technical field, especially a kind of tower crane and its construction method.
Background technique
Tower crane is mainly used to reinforcing bar, wooden flute, the scaffold tubes of hoisting construction as lifting equipment common in construction site
It is the essential equipment of construction site Deng the equipment of construction raw material.
In some tower cranes, steel plate for sealing water is located on tower crane, and the tower crane reinforcing bar at steel plate for sealing water is whole
It disconnects, it is totally unfavorable to the stress of tower crane；When raft slab muscle puts in tower crane, needs to punch on side template, apply
Work difficulty is big；Reinforcing bar at steel plate for sealing water will be welded on steel plate for sealing water, be difficult to control construction quality；Upper and lower sides at steel plate for sealing water
Mould needs to disconnect, and there is the case where hanging mould, difficulty of construction.
There are also many tower cranes to carry out water proof by steel plate for sealing water, and hidden leakage defect is big；Many tower cranes are located for a long time
In ponding state, although there is water pump, it is inevitable and takes out the case where dry or water pump does not damage, lead to bolt corrosion, safety
Hidden danger is very big；And many raft plate reserved steel bars, above tower crane, difficulty of construction is larger when installing and removing tower crane, in tower
It after hanging dismounting, needs additionally to use Concrete Filled foundation pit, construction cost increases.
Summary of the invention
It is an object of the invention to overcome deficiency in the prior art, a kind of tower crane is provided.
To achieve the goals above, the present invention is achieved by the following scheme:
The upper end surrounding of a kind of tower crane, including tower crane ontology, the tower crane ontology extends outward to form
Bridging piece is equipped with post-cast strip between the bridging piece and ground library raft plate, and between post-cast strip and bridging piece, post-cast strip and ground library raft plate it
Between be equipped with the steel plate for sealing water across the two intersection, the upper surface of the post-cast strip is equal with the upper surface of described ground library raft plate
Together, and it is lower than tower crane ontology upper surface 30mm.
Preferably, the width of the bridging piece is 300~500mm, and thickness is consistent with the thickness of described ground library raft plate.
Preferably, the bottom of the tower crane ontology is equipped with waterproof roll, and the waterproof roll and described ground library raft
The waterproof roll shape of plate is integral.
Preferably, the width of the post-cast strip is 250~500mm.
Preferably, the steel plate for sealing water is the steel plate for sealing water of 300mm × 3mm specification.
The present invention also provides a kind of construction methods of tower crane, comprising the following steps:
(1) earth excavation forms the foundation pit of tower crane ontology；
(2) bed course is poured in the foundation pit of tower crane ontology；
(3) brick brick fetal membrane；
(4) laying water-proof coiled material；
(5) formwork, assembling reinforcement；
Wherein, the main reinforcement of described ground library raft plate protrudes into the tower crane ontology, and the main steel in corresponding position
Be welded and fixed steel plate for sealing water on muscle, and using galvanized steel wire netting as steel plate for sealing water position on tower crane ontology, on the raft plate of library
The Side shuttering of steel plate for sealing water position；
(6) casting concrete；
(7) expansive concrete is poured to form post-cast strip between ground library raft plate and tower crane ontology.
Preferably, in step (2), the bed course is 100mm thickness, C15 pea gravel concreten bed course.
Compared with prior art, the present invention has following technical effect that
1, in the present invention, bridging piece is extended outward to form by the upper end surrounding in tower crane ontology, which can be used for
Fixed steel plate for sealing water, avoids in traditional foundation design of tower crane because reinforcing bar of the arrangement of steel plate for sealing water to tower crane ontology is made
At " destruction ", it is ensured that the integrality of tower crane ontology reinforcing bar, it is ensured that tower crane preferable stress basis；
2, in the present invention, by the way that post-cast strip is arranged between bridging piece and ground library raft plate, which can effectively avoid tower
Basis is hung in use to ground library raft plate generation stress is closed on, and avoids library raft plate generation disturbance over the ground；
3, in the present invention, the upper surface of tower crane ontology is higher by ground library raft plate 30mm, tower crane can be effectively prevented
The generation of basic seeping phenomenon, can also be after designing unit be agreed to, remaining tower crane is direct after tower crane is removed
As ground house bottom plate, the cost of engineering has significantly been saved.
Detailed description of the invention
Fig. 1 is the schematic diagram of tower crane provided by the invention；
Fig. 2 is the top view of tower crane provided by the invention；
Figure label explanation: 10- tower crane ontology, 11- bridging piece, the ground 20- library raft plate, the post-cast strip 30-, 40- water-stopping steel
Plate, 50- waterproof roll, 60- bed course.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific attached drawing is closed, the present invention is furture elucidated.
In conjunction with shown in Fig. 1,2, the present invention provides a kind of tower crane, including tower crane ontology 10, the tower crane base
The upper end surrounding of plinth ontology 10 extends outward to form bridging piece 11, and post-cast strip 30 is equipped between the bridging piece 11 and ground library raft plate 20,
And the water-stopping steel across the two intersection is equipped between post-cast strip 30 and bridging piece 11, between post-cast strip 30 and ground library raft plate 20
Plate 40, the upper surface of the post-cast strip 30 and the upper surface flush of described ground library raft plate 20, and it is lower than the tower crane sheet
10 upper surface 30mm of body.
In the present invention, bridging piece 11 is extended outward to form by the upper end surrounding in tower crane ontology 10, which can
For fixing steel plate for sealing water 40, so as to avoid because " broken caused by arranging reinforcing bar of the steel plate for sealing water 40 tower crane ontology 10
It is bad ", it is ensured that the stress of tower crane ontology 10；
By the way that post-cast strip 30 is arranged between bridging piece 11 and ground library raft plate 20, which is equivalent to tower crane ontology
Isolation strip between 10 and ground library raft plate 20, effectively avoiding tower crane, to closing on library raft plate 20 produces in use
Raw stress prevents the generation of library raft plate 20 disturbance over the ground.
It is in the present invention, the design of the upper surface of tower crane ontology 10 is upper than the ground library raft plate 20 that closes on and post-cast strip 30
End face is higher by 30mm, can be effectively prevented the generation of tower crane seeping phenomenon, can also after designing unit is agreed to,
Remaining tower crane has significantly saved the cost of engineering directly as ground house bottom plate after tower crane is removed.
Further, according to the present invention, the width of the bridging piece 11 is 300~500mm, thickness and described ground library raft plate 20
Thickness it is consistent.
In the present invention, to prevent later period hidden leakage defect, the bottom of the tower crane ontology 10 is equipped with waterproof roll 50,
And 50 shape of waterproof roll of the waterproof roll 50 and described ground library raft plate 20 is integral.
In the present invention, the width of the post-cast strip 30 is 250~500mm.The post-cast strip 30 is mixed using calcium oxide
Solidifying soil expansion agent EA CI type, limited expansion rate require to be 7d >=0.035% in water, 21d >=-0.015% in air.
In the present invention, the steel plate for sealing water 40 is the steel plate for sealing water of 300mm × 3mm specification.
The present invention also provides a kind of construction methods of tower crane, comprising the following steps:
(1) earth excavation forms the foundation pit of tower crane ontology 10；
(2) bed course 60 is poured in the foundation pit of tower crane ontology 10；
(3) brick brick fetal membrane；
(4) laying water-proof coiled material 50；
(5) formwork, assembling reinforcement；
Wherein, the main reinforcement of described ground library raft plate 20 protrudes into the tower crane ontology 10, and in corresponding position
Be welded and fixed steel plate for sealing water 40 on main reinforcement, and using galvanized steel wire netting as steel plate for sealing water position on tower crane ontology 10,
The Side shuttering of steel plate for sealing water position on library raft plate 20；
(6) casting concrete；
(7) expansive concrete is poured to form post-cast strip between ground library raft plate 20 and tower crane ontology 10.
Further, according to the present invention, in step (2), the bed course 60 is 100mm thickness, C15 pea gravel concreten pad
Layer.
In the present invention, the effect of the waterproof roll 50 completely cuts off steam, and wet environment was avoided to produce the use of tower crane
Raw to influence, the waterproof roll 50 can choose commonly used by those skilled in the art, and example waterproof roll 50 as mentioned is
Polyester blank SBS type elastomeric modification pitch.
The construction method of tower crane provided by the invention does not need for the reinforcing bar of tower crane ontology to be truncated, that is, ensures
The integrality of tower crane ontology reinforcing bar, it is ensured that preferable stress basis；It does not need to hang mould, ground library in the construction method
The main reinforcement of raft plate is extend into tower crane ontology, and reinforcing bar does not turn off at post-cast strip, is constructed simpler.
Basic principles and main features and the features of the present invention of the invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement is both fallen in the range of claimed invention.The scope of protection of present invention is by appended claims
And its equivalent thereof.
Claims (7)
1. a kind of tower crane, which is characterized in that including tower crane ontology, the upper end surrounding of the tower crane ontology is outside
Extend to form bridging piece, between the bridging piece and ground library raft plate be equipped with post-cast strip, and between post-cast strip and bridging piece, post-cast strip and ground
It is equipped with the steel plate for sealing water across the two intersection between the raft plate of library, the upper surface of the post-cast strip is upper with described ground library raft plate
End face flush, and it is lower than tower crane ontology upper surface 30mm.
2. tower crane according to claim 1, which is characterized in that the width of the bridging piece is 300~500mm, thickness
It is consistent with the thickness of described ground library raft plate.
3. tower crane according to claim 1, which is characterized in that the bottom of the tower crane ontology is equipped with waterproof
Coiled material, and the waterproof roll shape of the waterproof roll and described ground library raft plate is integral.
4. tower crane according to claim 1, which is characterized in that the width of the post-cast strip is 250~500mm.
5. tower crane according to claim 1, which is characterized in that the steel plate for sealing water is stopping for 300mm × 3mm specification
Water steel plate.
6. a kind of construction method of tower crane as claimed in any one of claims 1 to 5, wherein, which is characterized in that including following
Step:
(1) earth excavation forms the foundation pit of tower crane ontology；
(2) bed course is poured in the foundation pit of tower crane ontology；
(3) brick brick fetal membrane；
(4) laying water-proof coiled material；
(5) formwork, assembling reinforcement；
Wherein, the main reinforcement of described ground library raft plate protrudes into the tower crane ontology, and on the main reinforcement of corresponding position
Be welded and fixed steel plate for sealing water, and using galvanized steel wire netting as steel plate for sealing water position on tower crane ontology, sealing on the raft plate of library
The Side shuttering of steel plate position；
(6) casting concrete；
(7) expansive concrete is poured to form post-cast strip between ground library raft plate and tower crane ontology.
7. the construction method of tower crane according to claim 6, which is characterized in that in step (2), the bed course is
100mm thickness, C15 pea gravel concreten bed course.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910304114.8A CN109930625A (en) | 2019-04-16 | 2019-04-16 | A kind of tower crane and its construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910304114.8A CN109930625A (en) | 2019-04-16 | 2019-04-16 | A kind of tower crane and its construction method |
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| CN109930625A true CN109930625A (en) | 2019-06-25 |
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| CN201910304114.8A Pending CN109930625A (en) | 2019-04-16 | 2019-04-16 | A kind of tower crane and its construction method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110644523A (en) * | 2019-09-26 | 2020-01-03 | 北京崇建工程有限公司 | Tower crane foundation and garage raft integrated construction method |
| CN110777837A (en) * | 2019-11-01 | 2020-02-11 | 安徽同济建设集团有限责任公司 | Construction method of fabricated building mixed tower crane |
| CN111042184A (en) * | 2020-01-02 | 2020-04-21 | 中国十七冶集团有限公司 | Basement tower crane foundation construction method |
| CN115288181A (en) * | 2022-09-15 | 2022-11-04 | 中国十七冶集团有限公司 | Tower crane foundation waterproof and drainage structure embedded in basement and construction method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007291770A (en) * | 2006-04-26 | 2007-11-08 | Takenaka Komuten Co Ltd | Pit excavation method |
| 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 |
| CN204000919U (en) * | 2014-07-31 | 2014-12-10 | 中建四局第五建筑工程有限公司 | A kind of novel from drainage type tower-crane foundation structure |
| CN209891238U (en) * | 2019-04-16 | 2020-01-03 | 安徽同济建设集团有限责任公司 | Tower crane foundation |
-
2019
- 2019-04-16 CN CN201910304114.8A patent/CN109930625A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007291770A (en) * | 2006-04-26 | 2007-11-08 | Takenaka Komuten Co Ltd | Pit excavation method |
| 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 |
| CN204000919U (en) * | 2014-07-31 | 2014-12-10 | 中建四局第五建筑工程有限公司 | A kind of novel from drainage type tower-crane foundation structure |
| CN209891238U (en) * | 2019-04-16 | 2020-01-03 | 安徽同济建设集团有限责任公司 | Tower crane foundation |
Non-Patent Citations (1)
| Title |
|---|
| 赵钰: ""QTZ100 型塔吊基础方案设计探讨"", 《建筑设计管理》, no. 8, pages 68 - 70 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110644523A (en) * | 2019-09-26 | 2020-01-03 | 北京崇建工程有限公司 | Tower crane foundation and garage raft integrated construction method |
| CN110777837A (en) * | 2019-11-01 | 2020-02-11 | 安徽同济建设集团有限责任公司 | Construction method of fabricated building mixed tower crane |
| CN110777837B (en) * | 2019-11-01 | 2021-07-06 | 安徽同济建设集团有限责任公司 | Construction method of fabricated building mixed tower crane |
| CN111042184A (en) * | 2020-01-02 | 2020-04-21 | 中国十七冶集团有限公司 | Basement tower crane foundation construction method |
| CN115288181A (en) * | 2022-09-15 | 2022-11-04 | 中国十七冶集团有限公司 | Tower crane foundation waterproof and drainage structure embedded in basement and construction method thereof |
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