CN105297772A - Construction method of building piles of underground space - Google Patents
Construction method of building piles of underground space Download PDFInfo
- Publication number
- CN105297772A CN105297772A CN201510474919.9A CN201510474919A CN105297772A CN 105297772 A CN105297772 A CN 105297772A CN 201510474919 A CN201510474919 A CN 201510474919A CN 105297772 A CN105297772 A CN 105297772A
- Authority
- CN
- China
- Prior art keywords
- pile body
- concrete
- bearing structure
- reinforcing steel
- presstressed reinforcing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The invention provides a construction method of building piles of an underground space, wherein the underground space comprises a space bottom as a building foundation and a space top connected with the ground; the space bottom is provided with at least a first part for bearing a higher pressure and a second part for bearing a lower pressure; a difference value between a first force difference between a buoyancy force and a pressure that the second part is subject to and a second force difference between a buoyancy force and a pressure that the first part is subject to is greater than the maximum breaking-resistant strength of a joint of the first and second parts; a first pile group for supporting and fixing the first part is arranged under the first part and a second pile group for supporting and fixing the second part is arranged under the second part, thereby ensuring that the force difference of the buoyancy force and the pressure that the second part is subject to is smaller than the maximum breaking-resistant strength and the maximum tensile strength of the second pile group.
Description
Technical field
The present invention relates to a kind of construction techniques and building structure, particularly a kind of building pile body construction method of the underground space and underground space building structure.
Background technology
At present, along with the development of economic society, increasing highrise building appears in the middle of our city, but along with the increase of building quantity in the middle of city, available space is more and more in short supply, and just because of so, the development and utilization of the underground space is more and more obtained attention.As shown in Figure 1, the common underground space 9, all be positioned at immediately below high-rise building 14, and there is darker longitudinal space, the underground space 9 generally includes as the space bottom 11 of ground and the top of space 10 with ground, some pile body one end stretched in soil support described space bottom and fix, the other end is then deep into ground prop on rock stratum 15, and the top of space carrying above-ground structures or other object then can be supported in described space bottom 11 by column 12.When described space bottom 11 receives different downward pressures, the Part I 17 bearing heavier pressure and the Part II 18 bearing lighter pressure can be had.But, the underground space 9 defines Ship Structure in soil, owing to there is moisture content in soil, this soil with moisture can produce buoyancy to the underground space 9 of Ship Structure, the difference of the buoyancy that described Part II 18 is subject to and pressure is first definitely stressed, the difference of the buoyancy that described Part I 17 is subject to and pressure is second definitely stressed, when the power difference between described first is definitely stressed and second is definitely stressed is greater than the maximum fracture resistence force at the junction surface of two parts, this Part I 17 and Part II 18 in the vertical direction generation relative displacement, junction surface B point place then there will be situation about fractureing as the position the most easily fractureed, wherein, to be space bottom 11 can keep the maximum, force that not finding ruptures can bear not being subject to bottom any pressure and buoyancy time space 11 to this maximum fracture resistence force.The use of conventional pile body 13 can by preventing Part I 71 and Part II 18 from relative longitudinal displacement occurring to space bottom 11 by the mode pulled, but, conventional pile body 13 tension cracking resistance is poor, and understand because the underground space 9 buoyancy is excessive in the vertical direction generation cracking situation, this is because conventional pile body excessive under the effect of buoyancy, the effect of conventional pile body 13 inner reinforcing bar tension power is extended, and pile body cracking of reinforced concrete is poor, thus pile body can be caused to occur cracking.In order to pile body can be prevented because buoyancy is excessive by drawing crack, in existing form of construction work, usually adopt the mode increasing pile body, or adopt the pile body with more reinforcing bar, thus prevent pile body by drawing crack.
But, the quantity rolling up conventional pile body can cause construction period long and improve building costs, if when not increasing pile body quantity, increases the reinforcing bar number of pile body inside, although also pile body crack resistance can be improved, increase reinforcing bar number and also can increase building costs.
Summary of the invention
For this reason, the technical problem to be solved in the present invention is, propose a kind ofly the space bottom of the underground space being subject to different downward pressure can be avoided to divide occur fracture, and can accelerating construction progress and the building pile body construction method of the underground space reduced costs and adopt the underground space building structure of this construction method largely.
The building pile body construction method of the underground space of the present invention, wherein, the described underground space comprises as the space bottom of building lot and the top of space with ground, and described space bottom at least has the Part I bearing heavier pressure and the Part II bearing lighter pressure;
Difference between the second power difference between the buoyancy that the first power difference between the buoyancy that described Part II is subject to and pressure and described Part I are subject to and pressure is greater than the maximum fracture resistence force at both junction surfaces;
The the first pile body group being used for supporting described Part I and fixing is set below described Part I, and the second pile body group being used for supporting described Part II and fixing is set below described Part II, thus guarantee that the buoyancy suffered by Part II is less than the maximum stretching resistance of described maximum fracture resistence force and described second pile body group with the power difference of the pressure be subject to;
Described second pile body group comprises some comprehensive function pile bodies, and described comprehensive function pile body comprises concrete pile body, and described concrete pile body has top and bottom; Also comprise bearing structure, described bearing structure is located at the top of described concrete pile body; Be provided with reinforcing cage and presstressed reinforcing steel in described concrete pile body, wherein, one end of described presstressed reinforcing steel is fixed on described reinforcing cage on one end of described concrete pile body bottom, and the other end of described presstressed reinforcing steel is anchored on described bearing structure; Described presstressed reinforcing steel is in tensile state, realizes the compression to concrete pile body by described bearing structure.
The described top of space of the described underground space is by upright supports in described space bottom, and described comprehensive function pile body one end is supported on rock stratum.
Above-mentioned building pile body construction method, also comprise the construction sequence of described comprehensive function pile body, described construction sequence comprises:
A. pile hole;
B. the reinforcing cage of presstressed reinforcing steel is had to be placed in stake holes in cover;
C. to fluid concrete in hole, concrete pile body is formed;
D. water at described concrete pile body top the concrete cushion smashing a bearing structure according to designing requirement;
E. by the concrete floor of designing requirement cast bearing structure after being inserted in sheet steel pipe on described presstressed reinforcing steel;
F. on described bearing structure, install pre-buried can, disturbing concrete to undercut seat as anchor;
G., after the concrete of described bearing structure reaches design age, by tension equipment, according to designing requirement, stretch-draw is carried out to described presstressed reinforcing steel.
Above-mentioned building pile body construction method, described first pile body group comprises some described comprehensive function pile bodies.
Adopt a underground space building structure for above-mentioned arbitrary described construction method, comprising:
As the space bottom of building lot and the top of space with ground, described top of space at least has the Part I bearing heavier pressure and the Part II bearing lighter pressure; Difference between the second power difference between the buoyancy that the first power difference between the buoyancy that wherein said Part II is subject to and pressure and described Part I are subject to and pressure is greater than the maximum fracture resistence force at the junction surface of two parts;
Also comprise the first pile body group and the second pile body group, be arranged in described Part I and the vertical below of described Part II respectively, and respectively described Part I and described Part II are supported and fixed, thus guarantee that the buoyancy suffered by Part II is less than the maximum stretching resistance of described maximum fracture resistence force and described second pile body group with the power difference of the pressure be subject to;
Wherein, described second pile body group comprises some comprehensive function pile bodies, and described comprehensive function pile body comprises concrete pile body, and described concrete pile body has top and bottom; Also comprise bearing structure, described bearing structure is located at the top of described concrete pile body; Be provided with reinforcing cage and presstressed reinforcing steel in described concrete pile body, wherein, one end of described presstressed reinforcing steel is fixed on described reinforcing cage on one end of described concrete pile body bottom, and the other end of described presstressed reinforcing steel is anchored on described bearing structure; Described presstressed reinforcing steel is in tensile state, realizes the compression to concrete pile body by described bearing structure.
Above-mentioned underground space building structure, described presstressed reinforcing steel is some, and is axially evenly arranged along described concrete pile body.
Above-mentioned underground space building structure, described presstressed reinforcing steel is attached with separation layer, and described separation layer carries out physical isolation to described presstressed reinforcing steel and described concrete pile body, thus after making bearing structure reach the length of time, described presstressed reinforcing steel can by tension.
Above-mentioned underground space building structure, described bearing structure inside is provided with sheet steel pipe and steel mesh reinforcement, and described sheet steel pipe is connected with described bearing structure and described steel mesh reinforcement stationary positioned, and wherein, it is inner that described presstressed reinforcing steel is located at described sheet steel pipe.
Above-mentioned underground space building structure, described presstressed reinforcing steel is steel tendon, steel strand or cable wire rope.
Above-mentioned underground space building structure, described bearing structure is cushion cap, and described cushion cap comprises concrete floor and concrete cushion; Described bearing structure is provided with the fixed part for being anchored in by presstressed reinforcing steel on described bearing structure.
Above-mentioned underground space building structure, described bearing structure is base plate.
The present invention has the following advantages relative to prior art:
1. the first pile body group being used for supporting described Part I and fixing is set below described Part I, and the second pile body group being used for supporting described Part II and fixing is set below described Part II, thus guarantee that the buoyancy suffered by Part II is less than the maximum stretching resistance of described maximum fracture resistence force and described second pile body group with the power difference of the pressure be subject to; Described second pile body group comprises some comprehensive function pile bodies, and described comprehensive function pile body comprises concrete pile body, and described concrete pile body has top and bottom; Also comprise bearing structure, described bearing structure is located at the top of described concrete pile body; Be provided with reinforcing cage and presstressed reinforcing steel in described concrete pile body, wherein, one end of described presstressed reinforcing steel is fixed on described reinforcing cage on one end of described concrete pile body bottom, and the other end of described presstressed reinforcing steel is anchored on described bearing structure; Described presstressed reinforcing steel is in tensile state, realizes the compression to concrete pile body by described bearing structure.More than in design, presstressed reinforcing steel is added, even if when receiving larger longitudinal pulling force, due to the effect of presstressed reinforcing steel in comprehensive function pile body, can prevent the reinforcing bar of pile body inside from extending well, thus greatly can strengthen the tension cracking resistance of pile body; And when described space bottom at least there is the Part I bearing heavier pressure and the Part II bearing lighter pressure and described first definitely stressed and second definitely stressed between power difference be greater than the maximum fracture resistence force at the junction surface of two parts time, under by the Part II of lighter pressure, this pile body is set, compared to existing technology can under the prerequisite reducing pile body quantity, effectively can prevent that situation about rupturing occurs at the junction surface of described Part I and described Part II, and then under the prerequisite guaranteeing workmanship, the construction speed greatly accelerated and reduction construction cost.
2. the construction sequence of pair pile body comprises: a. pile hole; B. the reinforcing cage of presstressed reinforcing steel is had to be placed in stake holes in cover; C. to fluid concrete in hole, pile; D. the concrete cushion smashing a bearing structure is watered according to designing requirement; E. by the concrete floor of designing requirement cast bearing structure after being inserted in sheet steel pipe on described presstressed reinforcing steel; F. on described bearing structure, install pre-buried can, disturbing concrete to undercut seat as anchor; G., after the concrete of described bearing structure reaches design age, by tension equipment, according to designing requirement, stretch-draw is carried out to anchor cable.What above construction method carried out comprehensive function stake by the mode of in-site pouring waters post pile, greatly can increase the anti-floating performance of pile body in soil inside, in addition, after concrete reaches design age, by anchor undercut seat adopt tension equipment tension is carried out to presstressed reinforcing steel, under the prerequisite not increasing reinforcing bar use amount, effectively can increase the tension crack resistance of comprehensive function stake, greatly can save the manufacturing cost with high tensile crack resistance comprehensive function pile body.Therefore, this comprehensive function stake provided in the present invention and can possess good anti-floating performance and tension cracking resistance in original better pressure resistance simultaneously.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein:
Fig. 1 is the structural representation of the underground space in prior art;
Fig. 2 is the structural representation of the underground space of the first embodiment of the present invention;
Fig. 3 is the structural representation of comprehensive function pile body of the present invention;
Detailed description of the invention
Embodiment 1
The building pile body construction method of the underground space of the present invention, wherein, as shown in Figure 2, the described underground space 13 comprises as the space bottom 11 of building lot and the top of space 10 with ground, and described space bottom 11 at least has the Part I 17 bearing heavier pressure and the Part II 18 bearing lighter pressure;
Difference between the second power difference between the buoyancy that the first power difference between the buoyancy that described Part II 18 is subject to and pressure and described Part I 17 are subject to and pressure is greater than the maximum fracture resistence force of both junction surface B points;
The the first pile body group 13 being used for supporting described Part I 17 and fixing is set below described Part I 17, described first pile body group can be conventional pile body group, and the second pile body group 16 being used for supporting described Part II 18 and fixing is set below described Part II 18, thus guarantee that the buoyancy suffered by Part II 18 is less than the maximum stretching resistance of described maximum fracture resistence force and described second pile body group 16 with the power difference of the pressure be subject to; Wherein, described maximum stretching resistance is the critical force that the concrete pulling of pile body can be ftractureed that pile body is subject in soil.
Described second pile body group 16 comprises some comprehensive function pile bodies, and as shown in Figure 3, described comprehensive function pile body comprises concrete pile body 1, and described concrete pile body has top and bottom; Also comprise bearing structure, described bearing structure is located at the top of described concrete pile body; Be provided with reinforcing cage 8 and presstressed reinforcing steel 2 in described concrete pile body 1, wherein, one end of described presstressed reinforcing steel 2 is fixed on described reinforcing cage 8 on one end of described concrete pile body 1 bottom, and the other end of described presstressed reinforcing steel 2 is anchored on described bearing structure; Described presstressed reinforcing steel 2 is in tensile state, realizes the compression to concrete pile body 1 by described bearing structure.
Described comprehensive function pile body can improve self anti-floating and tension cracking resistance on the basis of the crushing resistance of conventional pile body, can realize adopting less pile body quantity to avoid this space bottom being subject to the underground space of different downward pressure to divide the situation occurring fracture, especially effectively can guarantee that the connecting portion B point of described Part I and described Part II can not rupture, and again can largely accelerating construction progress and reduce construction cost.
Above-mentioned building pile body construction method, comprise the construction sequence of described comprehensive function pile body, described construction sequence comprises:
A. pile hole;
B. the reinforcing cage 8 of presstressed reinforcing steel 2 is had to be placed in stake holes in cover;
C. to fluid concrete in hole, concrete pile body 1 is formed;
D. water at described concrete pile body top the concrete cushion smashing a bearing structure according to designing requirement;
E. by the concrete floor of designing requirement cast bearing structure after being inserted in sheet steel pipe 5 on described presstressed reinforcing steel 2;
F. on described bearing structure, install pre-buried can 7, disturbing concrete to undercut seat as anchor;
G., after the concrete of described bearing structure reaches design age, by tension equipment, according to designing requirement, stretch-draw is carried out to described presstressed reinforcing steel.
Above-mentioned building pile body construction method, described first pile body group comprises some described comprehensive function pile bodies.
As wherein a kind of implementation method, the pressure that described Part I is subject to can come from the first building 14, and the pressure of described Part II can come from the second building.
Embodiment 2
Adopt a underground space building structure for the construction method of embodiment 1, comprising:
As the space bottom 11 of building lot and the top of space 10 with ground, described top of space 10 at least has the Part I 17 bearing heavier pressure and the Part II 18 bearing lighter pressure; Difference between the second power difference between the buoyancy that the first power difference between the buoyancy that wherein said Part II is subject to and pressure and described Part I are subject to and pressure is greater than the maximum fracture resistence force at the junction surface of two parts;
Also comprise the first pile body group 13 and the second pile body group 16, be arranged in described Part I 17 and described Part II 18 vertically below respectively, and respectively described Part I 17 and described Part II 18 are supported and fixed, thus guarantee that the buoyancy suffered by Part II is less than the maximum stretching resistance of described maximum fracture resistence force and described second pile body group with the power difference of the pressure be subject to;
Wherein, described second pile body group 16 comprises some comprehensive function pile bodies, and as shown in Figure 3, described comprehensive function pile body comprises concrete pile body 1, and described concrete pile body 1 has top and bottom; Also comprise bearing structure, described bearing structure is located at the top of described concrete pile body 1; Be provided with reinforcing cage 8 and presstressed reinforcing steel 2 in described concrete pile body 1, wherein, one end of described presstressed reinforcing steel 2 is fixed on described reinforcing cage 8 on one end of described concrete pile body 1 bottom, and the other end of described presstressed reinforcing steel 2 is anchored on described bearing structure; Described presstressed reinforcing steel 2 is in tensile state, realizes the compression to concrete pile body 1 by described bearing structure.
Described underground space building structure, described presstressed reinforcing steel is some, and is axially evenly arranged along described concrete pile body.
Described presstressed reinforcing steel is attached with separation layer, and described separation layer carries out physical isolation to described presstressed reinforcing steel 2 with described concrete pile body 1, thus after making bearing structure reach the length of time, described presstressed reinforcing steel 2 can by tension.
Described bearing structure inside is provided with sheet steel pipe 5 and steel mesh reinforcement (not marking) herein, and described sheet steel pipe 5 is connected with described bearing structure and described steel mesh reinforcement stationary positioned, and wherein, it is inner that described presstressed reinforcing steel 2 is located at described sheet steel pipe 5.
Described presstressed reinforcing steel 2 is steel tendon, steel strand or cable wire rope.
Described bearing structure is cushion cap, and described cushion cap comprises concrete floor 3 and concrete cushion 4; Described bearing structure is provided with the fixed part 6 for being anchored in by presstressed reinforcing steel 2 on described bearing structure, and described fixed part is pre-buried can 7.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among the protection domain of the invention.
Claims (1)
1. the building pile body construction method of a underground space, wherein, the described underground space comprises as the space bottom of building lot and the top of space with ground, and described space bottom at least has the Part I bearing heavier pressure and the Part II bearing lighter pressure; Difference between the second power difference between the buoyancy that the first power difference between the buoyancy that described Part II is subject to and pressure and described Part I are subject to and pressure is greater than the maximum fracture resistence force at the junction surface of two parts;
It is characterized in that:
The the first pile body group being used for supporting described Part I and fixing is set below described Part I, and the second pile body group being used for supporting described Part II and fixing is set below described Part II, thus guarantee that the buoyancy suffered by Part II is less than the maximum stretching resistance of described maximum fracture resistence force and described second pile body group with the described first power difference of the pressure be subject to;
Described second pile body group comprises some comprehensive function pile bodies, and described comprehensive function pile body comprises concrete pile body, and described concrete pile body has top and bottom; Also comprise bearing structure, described bearing structure is located at the top of described concrete pile body; Be provided with reinforcing cage and presstressed reinforcing steel in described concrete pile body, wherein, one end of described presstressed reinforcing steel is fixed on described reinforcing cage on one end of described concrete pile body bottom, and the other end of described presstressed reinforcing steel is anchored on described bearing structure; Described presstressed reinforcing steel is in tensile state, realizes the compression to concrete pile body by described bearing structure;
Also comprise the construction sequence of described comprehensive function pile body, described construction sequence comprises:
A. pile hole;
B. the reinforcing cage of presstressed reinforcing steel is had to be placed in stake holes in cover;
C. to fluid concrete in hole, concrete pile body is formed;
D. water at described concrete pile body top the layers of concrete smashing a bearing structure according to designing requirement;
E. by the concrete floor of designing requirement cast bearing structure after being inserted in sheet steel pipe on described presstressed reinforcing steel;
F. on described bearing structure, install pre-buried can, disturbing concrete to undercut seat as anchor;
G., after the concrete of described bearing structure reaches design age, by tension equipment, according to designing requirement, stretch-draw is carried out to described presstressed reinforcing steel;
Described first pile body group comprises some described comprehensive function pile bodies.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410033005.4A CN103790180B (en) | 2014-01-24 | 2014-01-24 | The building pile body construction method of the underground space and underground space building structure |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410033005.4A Division CN103790180B (en) | 2014-01-24 | 2014-01-24 | The building pile body construction method of the underground space and underground space building structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105297772A true CN105297772A (en) | 2016-02-03 |
Family
ID=50666200
Family Applications (10)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510474919.9A Pending CN105297772A (en) | 2014-01-24 | 2014-01-24 | Construction method of building piles of underground space |
| CN201510474920.1A Pending CN105297719A (en) | 2014-01-24 | 2014-01-24 | Construction method of building piles of underground space |
| CN201510477826.1A Pending CN105256829A (en) | 2014-01-24 | 2014-01-24 | Building structure of underground space |
| CN201510477793.0A Pending CN105256826A (en) | 2014-01-24 | 2014-01-24 | Building structure of underground space |
| CN201410033005.4A Active CN103790180B (en) | 2014-01-24 | 2014-01-24 | The building pile body construction method of the underground space and underground space building structure |
| CN201510477829.5A Pending CN105256830A (en) | 2014-01-24 | 2014-01-24 | Building structure of underground space |
| CN201510477794.5A Pending CN105256827A (en) | 2014-01-24 | 2014-01-24 | Building structure of underground space |
| CN201510477795.XA Pending CN105256828A (en) | 2014-01-24 | 2014-01-24 | Building structure of underground space |
| CN201510477719.9A Pending CN105256825A (en) | 2014-01-24 | 2014-01-24 | Building structure of underground space |
| CN201510474976.7A Pending CN105275011A (en) | 2014-01-24 | 2014-01-24 | Construction method for building pile body in underground space |
Family Applications After (9)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510474920.1A Pending CN105297719A (en) | 2014-01-24 | 2014-01-24 | Construction method of building piles of underground space |
| CN201510477826.1A Pending CN105256829A (en) | 2014-01-24 | 2014-01-24 | Building structure of underground space |
| CN201510477793.0A Pending CN105256826A (en) | 2014-01-24 | 2014-01-24 | Building structure of underground space |
| CN201410033005.4A Active CN103790180B (en) | 2014-01-24 | 2014-01-24 | The building pile body construction method of the underground space and underground space building structure |
| CN201510477829.5A Pending CN105256830A (en) | 2014-01-24 | 2014-01-24 | Building structure of underground space |
| CN201510477794.5A Pending CN105256827A (en) | 2014-01-24 | 2014-01-24 | Building structure of underground space |
| CN201510477795.XA Pending CN105256828A (en) | 2014-01-24 | 2014-01-24 | Building structure of underground space |
| CN201510477719.9A Pending CN105256825A (en) | 2014-01-24 | 2014-01-24 | Building structure of underground space |
| CN201510474976.7A Pending CN105275011A (en) | 2014-01-24 | 2014-01-24 | Construction method for building pile body in underground space |
Country Status (1)
| Country | Link |
|---|---|
| CN (10) | CN105297772A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111719547A (en) * | 2019-03-21 | 2020-09-29 | 深圳墨泰建筑设计与咨询股份有限公司 | Layered secondary CFG pile construction method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105297772A (en) * | 2014-01-24 | 2016-02-03 | 刘献刚 | Construction method of building piles of underground space |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1970897A (en) * | 2005-11-23 | 2007-05-30 | 张准胜 | Method and device for building underground space structure for established building by using public land |
| CN201265157Y (en) * | 2008-09-17 | 2009-07-01 | 上海城建建设实业(集团)有限公司 | Post-tensioned unbounded prestressed concrete anti-floating pile |
| CN101629418A (en) * | 2009-08-03 | 2010-01-20 | 天津市建筑科学研究院 | Post-tensioned prestressing cast pile and construction method thereof |
| JP2010133153A (en) * | 2008-12-04 | 2010-06-17 | Ohbayashi Corp | Underground structure, and method of constructing the same |
| CN101748727A (en) * | 2010-01-13 | 2010-06-23 | 浙江大东吴集团建设有限公司 | Uplift pile structure of basement |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6268929A (en) * | 1985-09-20 | 1987-03-30 | Kajima Corp | Supporting construction for building |
| CN2149419Y (en) * | 1993-01-19 | 1993-12-15 | 卫龙武 | Steel bar structure for reinforced convrete pile |
| JPH0949239A (en) * | 1995-08-09 | 1997-02-18 | Shimizu Corp | Foundation structure coping with liquefaction |
| JP2006233666A (en) * | 2005-02-28 | 2006-09-07 | Takenaka Komuten Co Ltd | Foundation structure of building receiving partial earth pressure |
| CN101096852B (en) * | 2007-06-11 | 2010-11-10 | 袁奕 | Method for anti-floating of underground building |
| CN201095716Y (en) * | 2007-09-30 | 2008-08-06 | 中铁二院工程集团有限责任公司 | Slag-free orbit reinforced concrete pile net structure roadbed |
| CN201162214Y (en) * | 2007-11-27 | 2008-12-10 | 贵阳铝镁设计研究院 | Root type anti-pulling pile |
| CN101220595A (en) * | 2008-01-24 | 2008-07-16 | 广东水电二局股份有限公司 | Application method of novel post-tensioned pre-stress soil blocking pile |
| CN101476339A (en) * | 2009-01-15 | 2009-07-08 | 叶长青 | Method for reinforcing strip foundation by shoulder pole girder |
| CN102071813B (en) * | 2010-11-18 | 2012-04-25 | 杭州岩土工程有限公司 | Method for constructing underground garage under old building |
| CN102277876B (en) * | 2011-05-17 | 2013-07-31 | 石家庄铁道大学 | Multifunctional pile-raft foundation and construction process thereof |
| CN202064366U (en) * | 2011-05-18 | 2011-12-07 | 北京中水恒信环境科技发展有限公司 | Posttensioned prestressing mini pile combination base structure |
| CN102345292B (en) * | 2011-07-21 | 2016-01-27 | 从卫民 | A kind of composite prestressed uplift pile with enlarged footing |
| CN102409672A (en) * | 2011-08-18 | 2012-04-11 | 从卫民 | Tubular pile with post-tensioned prestressed steel cable hole and post-tensioned prestressed uplift tubular pile |
| CN102444142B (en) * | 2011-09-20 | 2014-01-15 | 新世纪建设集团有限公司 | Pile group column replacement expanded basement and construction method of same |
| CN102535456A (en) * | 2011-12-27 | 2012-07-04 | 南京林业大学 | Back-anchored uplift pile with flexible pile top |
| CN102720206A (en) * | 2012-07-16 | 2012-10-10 | 南京工业大学 | Novel connection structure of prestressed concrete pile and cushion cap |
| CN203200751U (en) * | 2013-04-25 | 2013-09-18 | 北京建华建材技术研究院有限公司 | Prestress anti-floating pile |
| CN103388341B (en) * | 2013-07-29 | 2015-06-17 | 江苏翔森建设工程有限公司 | Large-sized piled raft foundation structure and construction method |
| CN103526770B (en) * | 2013-10-16 | 2015-09-09 | 鸿鑫建设集团有限公司 | A kind of construction method of high antiseepage anti-floating pile raft structure |
| CN105297772A (en) * | 2014-01-24 | 2016-02-03 | 刘献刚 | Construction method of building piles of underground space |
| CN203741871U (en) * | 2014-01-24 | 2014-07-30 | 刘献刚 | Underground space building structure |
-
2014
- 2014-01-24 CN CN201510474919.9A patent/CN105297772A/en active Pending
- 2014-01-24 CN CN201510474920.1A patent/CN105297719A/en active Pending
- 2014-01-24 CN CN201510477826.1A patent/CN105256829A/en active Pending
- 2014-01-24 CN CN201510477793.0A patent/CN105256826A/en active Pending
- 2014-01-24 CN CN201410033005.4A patent/CN103790180B/en active Active
- 2014-01-24 CN CN201510477829.5A patent/CN105256830A/en active Pending
- 2014-01-24 CN CN201510477794.5A patent/CN105256827A/en active Pending
- 2014-01-24 CN CN201510477795.XA patent/CN105256828A/en active Pending
- 2014-01-24 CN CN201510477719.9A patent/CN105256825A/en active Pending
- 2014-01-24 CN CN201510474976.7A patent/CN105275011A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1970897A (en) * | 2005-11-23 | 2007-05-30 | 张准胜 | Method and device for building underground space structure for established building by using public land |
| CN201265157Y (en) * | 2008-09-17 | 2009-07-01 | 上海城建建设实业(集团)有限公司 | Post-tensioned unbounded prestressed concrete anti-floating pile |
| JP2010133153A (en) * | 2008-12-04 | 2010-06-17 | Ohbayashi Corp | Underground structure, and method of constructing the same |
| CN101629418A (en) * | 2009-08-03 | 2010-01-20 | 天津市建筑科学研究院 | Post-tensioned prestressing cast pile and construction method thereof |
| CN101748727A (en) * | 2010-01-13 | 2010-06-23 | 浙江大东吴集团建设有限公司 | Uplift pile structure of basement |
Non-Patent Citations (2)
| Title |
|---|
| 甘为民: "预应力技术在抗拔桩工程中的应用", 《福建建筑》 * |
| 邱明兵: "《建筑地基沉降控制与工程实例》", 31 July 2011, 中国建筑工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111719547A (en) * | 2019-03-21 | 2020-09-29 | 深圳墨泰建筑设计与咨询股份有限公司 | Layered secondary CFG pile construction method |
| CN111719547B (en) * | 2019-03-21 | 2021-09-17 | 深圳墨泰建筑设计与咨询有限公司 | Layered secondary CFG pile construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105256830A (en) | 2016-01-20 |
| CN105256829A (en) | 2016-01-20 |
| CN105297719A (en) | 2016-02-03 |
| CN105256827A (en) | 2016-01-20 |
| CN105256825A (en) | 2016-01-20 |
| CN105256828A (en) | 2016-01-20 |
| CN103790180B (en) | 2015-11-25 |
| CN105256826A (en) | 2016-01-20 |
| CN103790180A (en) | 2014-05-14 |
| CN105275011A (en) | 2016-01-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101649604B (en) | Construction bracket of 1# block of inclined pull bridge and constructing method thereof | |
| CN105350531B (en) | The pile tube anchor pole composite foundation and construction technology of tension compression bidirectional load can be born | |
| JP6021993B1 (en) | Rigid connection structure of lower end of support and concrete pile | |
| JPS6149029A (en) | Underwater foundation fixer | |
| CN103790180B (en) | The building pile body construction method of the underground space and underground space building structure | |
| US20080008539A1 (en) | Void form for constructing post-tensioned foundation piles | |
| CN103924617B (en) | A kind of building pile body construction method of the underground space and underground space building structure | |
| CN110130409A (en) | A kind of construction method of anchor pier prestressing force float Structure | |
| CN204401627U (en) | To pull-type prestressed pipe pile pit supporting construction | |
| CN203741871U (en) | Underground space building structure | |
| CN203741830U (en) | Concrete comprehensive acting pile | |
| CN203808103U (en) | Underground space building structure | |
| CN214993801U (en) | Anti-floating structure of prestressed anchor rod | |
| JP5684069B2 (en) | Pile structure | |
| CN214940047U (en) | Pile-anchor composite structure capable of bearing tension and compression bidirectional load | |
| CN104196004A (en) | Overall length core pouring prestress pipe pile composite foundation | |
| CA2900907C (en) | Pile axial capacity enhancer | |
| CN203808053U (en) | Concrete combined action pile | |
| CN113482063B (en) | Anti-floating construction method for newly-built basement | |
| CN112281834A (en) | Prestressed anchor rod anti-floating structure and construction method thereof | |
| CN113605465A (en) | Prestress tensioning structure and method for anti-floating construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160203 |
|
| WD01 | Invention patent application deemed withdrawn after publication |