CN104695447A - Deep basement support - Google Patents
Deep basement support Download PDFInfo
- Publication number
- CN104695447A CN104695447A CN201510124628.7A CN201510124628A CN104695447A CN 104695447 A CN104695447 A CN 104695447A CN 201510124628 A CN201510124628 A CN 201510124628A CN 104695447 A CN104695447 A CN 104695447A
- Authority
- CN
- China
- Prior art keywords
- basement
- layers
- deck
- ring
- construction
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 44
- 239000010959 steel Substances 0.000 claims abstract description 44
- 238000010276 construction Methods 0.000 claims description 57
- 238000009412 basement excavation Methods 0.000 claims description 8
- 239000002689 soil Substances 0.000 claims description 7
- 239000004568 cement Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
- E02D29/05—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them at least part of the cross-section being constructed in an open excavation or from the ground surface, e.g. assembled in a trench
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2200/00—Geometrical or physical properties
- E02D2200/16—Shapes
- E02D2200/1607—Shapes round, e.g. circle
Abstract
The invention discloses a deep basement support. The deep basement support is characterized in that engineering piles are applied to first-layer steel upright columns foundation piles and foundation piles of second-layer steel upright columns 7, and inner rings are arranged according to arranging conditions of the engineering piles; outer rings are arranged according to plane conditions of a basement, the outer rings are tangent to inner sides of support row piles, and the outer rings are elliptical or circular; the area formed by first-layer basement inner ring beams is 7-18M2, and the area formed by second-layer basement inner ring beams is 20-35M2; sectional sizes of the first-layer basement inner ring beams and the second-layer basement inner ring beams are equal, the first-layer basement inner ring beams and the second-layer basement inner ring beams are 500-700mm in height, and first-layer basement outer ring beams and second-layer basement outer ring beams are 500-700mm in height; concrete beams or steel beams are applied to first-layer diagonal braces, second-layer diagonal braces and angle braces, sections of first-layer steel upright columns and sections of the second-layer steel upright columns are the same, the sections of the first-layer steel upright columns and the second-layer steel upright columns are square, and side length of the squares is 800-1000mm.
Description
Technical field
The present invention relates to dark basement supporting, be applicable to the realm of building construction.
Background technology
During current city development is built; in city, land resources presents the situation of an inch of land is an inch of gold; basement does darker and darker; during basement construction, the requirement of surrounding enviroment protection is more and more higher simultaneously; guarantee that the safety of basement construction is a difficult problem for engineering field to the dark basement construction of business district is any, especially the construction safety of more than three layers basements is more difficult.
Summary of the invention
The present invention is to provide a kind of dark basement supporting, solves the problem of dark basement supporting construction safety.
For this reason, one deck steel post foundation pile, the stake of two layers of steel post foundation pile utilizing works in the present invention, interior ring is arranged according to engineering pile deployment scenarios.After the stake of steel post foundation pile utilizing works, obviously can reduce construction cost.Under outer ring base area, room planar environment is arranged, the inner side of outer ring and retaining piles is tangent, and outer ring is oval or circular.
The area that one deck basement inner ring ring beam is formed is 7 ~ 18M
2, the area that two layers of basement inner ring ring beam is formed is 20 ~ 35M
2, the working space of the area that area ratio two layers of basement inner ring ring beam that in the utility model, one deck basement inner ring ring beam is formed are formed is little when greatly can expand shoveling excavator.One deck basement inner ring ring beam is identical with two layers of basement inner ring ring beam sectional dimension, one deck basement inner ring ring beam and two layers of basement inner ring ring beam height are 500 ~ 700mm, and one deck basement outer ring ring beam and two layers of basement outer ring ring beam height are 500 ~ 700mm.One deck to support, two layers concrete beam or girder steel are adopted to support and angle brace, one deck steel post cross section is identical with two layers of steel post cross section, and one deck steel post and two layers of steel post cross section be square, and the square length of side is 800 ~ 1000mm.
In the utility model, one deck basement inner ring ring beam and two layers of basement inner ring ring beam arrange concrete linking beam and connect, the upper connection position of concrete linking beam in one deck basement inner ring ring beam and one deck to the junction of support, the lower link position of concrete linking beam is in two layers of basement inner ring ring beam and two layers of junction to support, to increase the rigidity of support system.
Construction sequence comprises:
(1) construction post one deck steel post foundation pile, two layers of steel post foundation pile, construction one deck steel post, two layers of steel post.
(2) construction basement soldier pile.
(3) construction basement water-stop curtain, adopts cement mixing pile as basement water-stop curtain.
(4) construction one deck basement inner ring ring beam, one deck outer ring ring beam.
(5) one deck is constructed to support, angle brace.
(6) construction elevation bottom interior soil excavation to the two layer basement inner ring ring beam in hole.
(7) construction two layers of basement inner ring ring beam, two layers of outer ring ring beam.
(8) two layers are constructed to support.
(9) construction elevation bottom interior soil excavation to the three layer basement bottom board in hole.
(10) construction basement bottom board.
(11) construction basement concrete exterior wall.
(12) remove two layers of basement inner ring ring beam, two layers of outer ring ring beam, two layers to support.
(13) construction two layers of basement floor.
(14) one deck basement inner ring ring beam, one deck outer ring ring beam, one deck is removed to support.
(15) construction one deck basement floor.
The invention is not restricted to three layers of basement, four layers of basement can be extended to by this technical scheme.
The present invention has following beneficial effect:
(1) basement support system and surrounding building safety and stability, effectively control horizontal movement, can ensure the unearthed safety in basement construction process and smooth construction, and structure meets the stable requirement of basement construction safety.
(2) the relatively traditional basement construction of the present invention, greatly reduce supporting rod, steel concrete consumption significantly reduces, and engineering cost reduces.
(3) because basement construction is to supportting quantity far fewer than traditional basement construction, basement soil excavation space is large, and is conducive to backhoe excavation and construction, greatly can strengthen construction speed.
Accompanying drawing explanation
Fig. 1 is one deck basement supporting layout plan, and Fig. 2 is two layers of basement supporting layout plan.
Reference numeral: 1, one deck basement inner ring ring beam, 2, one deck steel post, 3, one deck to support, 4, one deck outer ring ring beam, 5, angle brace, 6, two layers of basement inner ring ring beam, 7, two layers of steel post, 8, two layers to support, 9, two layers of outer ring ring beam.
Detailed description of the invention
Certain engineering basement is positioned at business district, and the degree of depth is 15.4m, and foundation ditch girth is 418m, basement surrounding enviroment are higher to basement construction requirement, and side, northwest is municipal road, have a lot of underground pipeline, side, the southeast is 6 layers of office building, and office building basis adopts cement mixing pile, and structure situation is not good.
One deck steel post 2 foundation pile, the stake of two layers of steel post 7 foundation pile utilizing works in the present invention, interior ring is arranged according to engineering pile deployment scenarios.Under outer ring base area, room planar environment is arranged, the inner side of outer ring and retaining piles is tangent, and outer ring is oval or circular.The area that one deck basement inner ring ring beam 1 is formed is 9.6M
2, the area that two layers of basement inner ring ring beam 6 is formed is 25.8M
2.One deck basement inner ring ring beam 1 is identical with two layers of basement inner ring ring beam 6 sectional dimension, and one deck basement inner ring ring beam 1 and two layers of basement inner ring ring beam 6 are highly 600mm, and one deck basement outer ring ring beam 4 and two layers of basement outer ring ring beam 9 are highly 600mm.One deck adopts concrete beam or girder steel to support 3, two layers to support 8 and angle brace 5, and one deck steel post 2 cross section is identical with two layers of steel post 7 cross section, and one deck steel post 2 and two layers of steel post 7 cross section are square, and the square length of side is 900mm.
In the present embodiment, one deck basement inner ring ring beam 1 and two layers of basement inner ring ring beam 6 arrange concrete linking beam and connect, the upper connection position of concrete linking beam is in one deck basement inner ring ring beam 1 and one deck to the junction of support 3, and the lower link position of concrete linking beam is in two layers of basement inner ring ring beam 6 and two layers of junction to support 8.
The present embodiment construction sequence comprises:
(1) construction post one deck steel post 2 foundation pile, two layers of steel post 7 foundation pile, construction one deck steel post 2, two layers of steel post 7.
(2) construction basement soldier pile.
(3) construction basement water-stop curtain, adopts cement mixing pile as basement water-stop curtain.
(4) construction one deck basement inner ring ring beam 1, one deck outer ring ring beam 4.
(5) one deck is constructed to support 3, angle brace 5.
(6) construction elevation bottom interior soil excavation to the two layer basement inner ring ring beam 6 in hole.
(7) construction two layers of basement inner ring ring beam 6, two layers of outer ring ring beam 9.
(8) two layers are constructed to support 8.
(9) construction elevation bottom interior soil excavation to the three layer basement bottom board in hole.
(10) construction basement bottom board.
(11) construction basement concrete exterior wall.
(12) two layers of basement inner ring ring beam, 6, two layers of outer ring ring beam 9, two layers are removed to support 8
(13) construction two layers of basement floor.
(14) one deck basement inner ring ring beam 1, one deck outer ring ring beam 4, one deck is removed to support 3.
(15) construction one deck basement floor.
The land movement of basement construction process mid-deep strata is within 12mm, and to support axle power more than 1500KN, Adjacent Buildings Stability Analysis of Structures, construction effect is better.
Claims (2)
1. a dark basement supporting, it is characterized in that one deck steel post foundation pile, the stake of two layers of steel post 7 foundation pile utilizing works, interior ring is arranged according to engineering pile deployment scenarios; Under outer ring base area, room planar environment is arranged, the inner side of outer ring and retaining piles is tangent, and outer ring is oval or circular; The area that one deck basement inner ring ring beam is formed is 7 ~ 18M
2, the area that two layers of basement inner ring ring beam is formed is 20 ~ 35M
2; One deck basement inner ring ring beam is identical with two layers of basement inner ring ring beam sectional dimension, one deck basement inner ring ring beam and two layers of basement inner ring ring beam height are 500 ~ 700mm, and one deck basement outer ring ring beam and two layers of basement outer ring ring beam height are 500 ~ 700mm; One deck to support, two layers concrete beam or girder steel are adopted to support and angle brace, one deck steel post cross section is identical with two layers of steel post cross section, and one deck steel post and two layers of steel post cross section be square, and the square length of side is 800 ~ 1000mm;
One deck basement inner ring ring beam and two layers of basement inner ring ring beam arrange concrete linking beam and connect, the upper connection position of concrete linking beam is in one deck basement inner ring ring beam and one deck to the junction of support, and the lower link position of concrete linking beam is in two layers of basement inner ring ring beam and two layers of junction to support.
2. dark basement construction method for supporting according to claim 1, is characterized in that: construction sequence comprises:
(1) construction post one deck steel post foundation pile, two layers of steel post foundation pile, construction one deck steel post, two layers of steel post;
(2) construction basement soldier pile;
(3) construction basement water-stop curtain, adopts cement mixing pile as basement water-stop curtain;
(4) construction one deck basement inner ring ring beam, one deck outer ring ring beam;
(5) one deck is constructed to support, angle brace;
(6) construction elevation bottom interior soil excavation to the two layer basement inner ring ring beam in hole;
(7) construction two layers of basement inner ring ring beam, two layers of outer ring ring beam;
(8) two layers are constructed to support;
(9) construction elevation bottom interior soil excavation to the three layer basement bottom board in hole;
(10) construction basement bottom board;
(11) construction basement concrete exterior wall;
(12) remove two layers of basement inner ring ring beam, two layers of outer ring ring beam, two layers to support;
(13) construction two layers of basement floor;
(14) one deck basement inner ring ring beam, one deck outer ring ring beam, one deck is removed to support;
(15) construction one deck basement floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510124628.7A CN104695447B (en) | 2015-03-13 | 2015-03-13 | deep basement support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510124628.7A CN104695447B (en) | 2015-03-13 | 2015-03-13 | deep basement support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104695447A true CN104695447A (en) | 2015-06-10 |
| CN104695447B CN104695447B (en) | 2017-01-25 |
Family
ID=53342962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510124628.7A Active CN104695447B (en) | 2015-03-13 | 2015-03-13 | deep basement support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104695447B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105887891A (en) * | 2016-04-16 | 2016-08-24 | 朱奎 | Deep basement supporting construction method |
| CN107338799A (en) * | 2017-09-15 | 2017-11-10 | 叶长青 | Large span foundation pit supporting construction |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097227A (en) * | 1993-07-08 | 1995-01-11 | 天津市第一建筑工程公司 | Flat lattice type ring-beam supporting method |
| CN2294993Y (en) * | 1997-05-15 | 1998-10-21 | 天津市五环经济技术开发公司 | Wall-protection assembled supporting device for deep-foundation pit |
| JP2001172983A (en) * | 1999-12-20 | 2001-06-26 | Nishimatsu Constr Co Ltd | Work method for caisson upper end portion |
| CN2835351Y (en) * | 2005-10-14 | 2006-11-08 | 浙江中成建工集团有限公司 | Horizontal supporting structure for reinforced concrete loop truss in deep foundation pit |
| CN201074331Y (en) * | 2007-09-18 | 2008-06-18 | 天津一建建筑工程有限公司 | Horizontal supporting structure for deep-large foundation ditch annular girders |
| CN101615212A (en) * | 2009-07-28 | 2009-12-30 | 武汉理工大学 | A kind of campshed-Nei Zhi supporting system simplified design calculation method |
| CN101666095A (en) * | 2009-09-11 | 2010-03-10 | 朱奎 | Irregular foundation pit support and construction method |
| CN102828520A (en) * | 2012-09-11 | 2012-12-19 | 中煤科工集团武汉设计研究院中汉岩土工程分公司 | Ring-shaped inner supporting structure used in deep peat soil deep foundation pit |
-
2015
- 2015-03-13 CN CN201510124628.7A patent/CN104695447B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097227A (en) * | 1993-07-08 | 1995-01-11 | 天津市第一建筑工程公司 | Flat lattice type ring-beam supporting method |
| CN2294993Y (en) * | 1997-05-15 | 1998-10-21 | 天津市五环经济技术开发公司 | Wall-protection assembled supporting device for deep-foundation pit |
| JP2001172983A (en) * | 1999-12-20 | 2001-06-26 | Nishimatsu Constr Co Ltd | Work method for caisson upper end portion |
| CN2835351Y (en) * | 2005-10-14 | 2006-11-08 | 浙江中成建工集团有限公司 | Horizontal supporting structure for reinforced concrete loop truss in deep foundation pit |
| CN201074331Y (en) * | 2007-09-18 | 2008-06-18 | 天津一建建筑工程有限公司 | Horizontal supporting structure for deep-large foundation ditch annular girders |
| CN101615212A (en) * | 2009-07-28 | 2009-12-30 | 武汉理工大学 | A kind of campshed-Nei Zhi supporting system simplified design calculation method |
| CN101666095A (en) * | 2009-09-11 | 2010-03-10 | 朱奎 | Irregular foundation pit support and construction method |
| CN102828520A (en) * | 2012-09-11 | 2012-12-19 | 中煤科工集团武汉设计研究院中汉岩土工程分公司 | Ring-shaped inner supporting structure used in deep peat soil deep foundation pit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105887891A (en) * | 2016-04-16 | 2016-08-24 | 朱奎 | Deep basement supporting construction method |
| CN107338799A (en) * | 2017-09-15 | 2017-11-10 | 叶长青 | Large span foundation pit supporting construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104695447B (en) | 2017-01-25 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 236000 room 604, unit 2, building 3, Huichuang Jiangnan County, Guanzhong Avenue, Yingshang County, Fuyang City, Anhui Province Patentee after: Zhu Kui Address before: Xincheng mountain road 325000 in Zhejiang province Lucheng District Garden Room 1901 Patentee before: Zhu Kui |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Lucheng mountain road Xincheng District of Wenzhou City, Zhejiang province 325000 Garden Room 1901 Patentee after: Zhu Kui Address before: 236000 room 604, unit 2, building 3, Huichuang Jiangnan County, Guanzhong Avenue, Yingshang County, Fuyang City, Anhui Province Patentee before: Zhu Kui |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhu Kui Inventor after: Wu Qianmin Inventor before: Zhu Kui |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201106 Address after: Room c3009, third floor, new Bund Fuxing City, No.32 Binhai Avenue, Binhai street, Longhua District, Haikou City, Hainan Province 570105 Patentee after: HAINAN WANTAI BUILDING ENGINEERING Co.,Ltd. Address before: Lucheng mountain road Xincheng District of Wenzhou City, Zhejiang province 325000 Garden Room 1901 Patentee before: Zhu Kui |