CN201241335Y - Pile and post in one foundation structure of underground engineering - Google Patents
Pile and post in one foundation structure of underground engineering Download PDFInfo
- Publication number
- CN201241335Y CN201241335Y CNU2008203013978U CN200820301397U CN201241335Y CN 201241335 Y CN201241335 Y CN 201241335Y CN U2008203013978 U CNU2008203013978 U CN U2008203013978U CN 200820301397 U CN200820301397 U CN 200820301397U CN 201241335 Y CN201241335 Y CN 201241335Y
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- concrete
- pipe column
- steel pipe
- steel
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Abstract
Disclosed is a pile-pile connecting foundation structure in an underground engineering, including a concrete foundation pile which is located on the lower part of a pile hole and a steel pipe column which is connected with the upper part of the concrete foundation pile, the concrete foundation pile is poured into one body by concrete and a steel casing as well as a steel reinforcement cage, the upper part of a longitudinal reinforcement of the steel reinforcement cage is welded with the lower part of the steel casing at the juncture between the concrete foundation pile and the steel pipe column, a pre-embedded anchor fixing foot is fixedly connected on an inner wall of the lower part of the steel casing, a concrete fixed pile and a column interface positioning device are arranged on the center of the lower part of the steel casing through anchors; the pile, the column interface positioning device and the pre-embedded anchor fixing foot are fixedly connected through a vertical bolt; the root of the steel pipe column is nested at the periphery of the pile and the column interface positioning device; cup-mouth concrete is poured between the steel pipe column and the lower part of the steel casing; backfilling sand is filled between the steel pipe column and the upper part of the steel casing, pouring concrete is arranged in the steel pipe column, the problem of accurate positioning of the steel pipe column and the foundation pile is solved.
Description
Technical field
The utility model relates to a kind of underground foundation structure of building, particularly a kind of stake, post unification underground foundation structure.
Background technology
Known stake, post unification underground foundation structure, comprise the steel pipe column that a concrete foundation pile of bottom, hole is connected with top with it, because the quality of steel pipe column is bigger, the lower end swing is restive in the process of hanging, pipe column lower end is difficult to quick and precisely locate with foundation pile, can not guarantee the construction quality and the required precision of steel pipe column.
The utility model content
In order to overcome the deficiencies in the prior art, the utility model provides the foundation structure of the pile unification in a kind of underground construction, solve the accurately technical problem of location of steel pipe column and foundation pile.
The technical scheme that its technical problem that solves the utility model adopts is:
Pile in a kind of underground construction unification foundation structure comprises the steel pipe column that a concrete foundation pile of bottom, hole is connected with top with it, it is characterized in that:
Concrete foundation pile is poured into an integrated entity by concrete and steel casing and reinforcing cage, intersection at concrete foundation pile and steel pipe column, the bottom welding of the top of the vertical muscle of reinforcing cage and steel casing, fixedly connected pre-buried anchoring pin on the inwall of steel casing bottom, the central authorities of steel casing bottom are by anchoring concrete spud pile, pole interface positioning device.
Above-mentioned stake, pole interface positioning device, the positioning plate and the extradition plate that is welded on positioning plate upper surface center that comprise level, above-mentioned extradition plate is that cross section is criss-cross intersection riser, the diameter of extradition plate is gradually little to the top from the middle and lower part, the soffit of above-mentioned positioning plate is welded with the earth anchor reinforcing bar, the earth anchor reinforcing bar is fixed in the anchoring concrete, has the Long Circle locating hole of radial arrangement on the positioning plate, passes locating hole by bolt and is connected with pre-buried anchoring pin.
The steel pipe column root is enclosed within stake, pole interface positioning device periphery, has built the rim of a cup concrete between steel pipe column and steel casing bottom, is filled with backfill sand between steel pipe column and the steel casing top, and concrete perfusion is arranged in the steel pipe column.
Can be connected the location ironware by bolt between above-mentioned locating hole and the pre-buried anchoring pin.
The head of above-mentioned extradition plate can be flat-headed or taper.
Above-mentioned positioning plate can be the polygon of circle, rectangle, cross, rhombus or symmetry.
Because the intersection at concrete foundation pile and steel pipe column is provided with stake, pole interface positioning device, has realized that steel pipe column is connected with the organic of foundation pile, can realize extradition, qualification, pinpoint function to steel pipe column, and it is simple in structure, easy to operate, construction is quick, the reduction of erection time, economize on the use of funds, practical, effectively ensure constructor's safety, improve efficiency of construction, effectively guarantee the location, lower end of steel pipe column, and then the construction quality and the precision of control steel pipe column.
The utility model can be widely used in steel pipe column and foundation pile construction technology in the underground construction, is particularly useful for steel pipe column and foundation pile pile unification construction that the ground iron covering digs the station.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation of the intersection of concrete foundation pile and steel pipe column.
Reference numeral: 1-stake hole, 2-steel pipe column, 3-steel casing, 4-concrete perfusion, 5-reinforcing cage, 6-backfill sand, 7-concrete foundation pile, 8-rim of a cup concrete, 9-anchoring concrete, 10-stake, pole interface positioning device, 10.1-extradition plate, 10.2-positioning plate, 10.3-locating hole, 10.4-pre-buried anchoring pin, 10.5-bolt, 10.6-earth anchor reinforcing bar, 10.7-location ironware.
The specific embodiment
Embodiment: referring to Fig. 1, Fig. 2, pile in a kind of underground construction unification foundation structure comprises the steel pipe column 2 that the concrete foundation pile 7 of 1 bottom, a hole is connected with top with it, it is characterized in that:
Above-mentioned stake, pole interface positioning device, the positioning plate 10.2 and the extradition plate 10.1 that is welded on positioning plate upper surface center that comprise level, above-mentioned extradition plate is that cross section is criss-cross intersection riser, the diameter of extradition plate is gradually little to the top from the middle and lower part, the soffit of above-mentioned positioning plate is welded with earth anchor reinforcing bar 10.6, the earth anchor reinforcing bar is fixed in the anchoring concrete 9, have the Long Circle locating hole 10.3 of radial arrangement on the positioning plate, pass locating hole 10.3 by bolt 10.5 and be connected with pre-buried anchoring pin 10.4.
Can be connected location ironware 10.7 by bolt between above-mentioned locating hole 10.3 and the pre-buried anchoring pin 10.4.
The head of above-mentioned extradition plate 10.1 is flat-headed or taper.
Above-mentioned positioning plate 10.2 is the polygon of circle, rectangle, cross, rhombus or symmetry.
Construction sequence:, bore the stake hole in design and installation steel pipe column part with rig according to designing requirement; Foundation pile reinforcing cage and steel casing are hung to the stake hole, and the bottom of steel casing will encase the top of the vertical muscle of foundation pile reinforcing cage, and with its welding, fixedly connected pre-buried anchoring pin on the inwall of steel casing bottom; Earlier that the mud pump drainage in the steel casing is clean, perfusion foundation pile concrete extremely surpasses till the pile foundation end face absolute altitude in the stake hole; Cut the pile crown concrete laitance in the steel casing again, until exposing pre-buried anchoring pin; Stake, pole interface positioning device are installed in the steel casing, with longitudinal bolt stake, pole interface positioning device are fixedlyed connected with pre-buried anchoring pin earlier, pour into a mould the anchoring concrete again, stake, pole interface positioning device anchoring; Hang steel pipe column, make its root be enclosed within stake, pole interface positioning device periphery, measure and determine the steel pipe column verticality, be controlled in the one thousandth scope.The locating rack location is adopted on above-mentioned stake top, hole, between steel pipe column and steel casing, builds the rim of a cup concrete, with steel pipe column and stake, pole interface positioning device anchoring; Perfusion steel pipe column inner concrete; Backfill sand is filled to the face of land in gap between steel casing and steel pipe column, treat the initial set of steel pipe column inner concrete after, play pull steel protective-cylinder so that recycling, a joint of steel casing lowermost end can keep.After pulling out the steel casing, steel pipe column and foundation pile construction finish.
Claims (4)
- Pile in [claim 1] a kind of underground construction unification foundation structure comprises the steel pipe column (2) that the concrete foundation pile (7) of bottom, a hole (1) is connected with top with it, it is characterized in that:Concrete foundation pile (7) is poured into an integrated entity by concrete and steel casing (3) and reinforcing cage (5), intersection at concrete foundation pile and steel pipe column, the bottom welding of the top of the vertical muscle of reinforcing cage (5) and steel casing (3), fixedly connected pre-buried anchoring pin (10.4) on the inwall of steel casing (3) bottom, the central authorities of steel casing (3) bottom are by anchoring concrete (9) spud pile, pole interface positioning device (10);Above-mentioned stake, pole interface positioning device, comprise the positioning plate (10.2) of level and be welded on the extradition plate (10.1) at positioning plate upper surface center, above-mentioned extradition plate is that cross section is criss-cross intersection riser, the diameter of extradition plate is gradually little to the top from the middle and lower part, the soffit of above-mentioned positioning plate is welded with earth anchor reinforcing bar (10.6), the earth anchor reinforcing bar is fixed in the anchoring concrete (9), have the Long Circle locating hole (10.3) of radial arrangement on the positioning plate, pass locating hole (10.3) by bolt (10.5) and be connected with pre-buried anchoring pin (10.4);Steel pipe column (2) root is enclosed within stake, pole interface positioning device periphery, between steel pipe column (2) and steel casing (3) bottom, built rim of a cup concrete (8), be filled with backfill sand (6) between steel pipe column (2) and steel casing (3) top, concrete perfusion (4) is arranged in the steel pipe column.
- Pile in [claim 2] underground construction according to claim 1 unification foundation structure is characterized in that: be connected by bolt between above-mentioned locating hole (10.3) and the pre-buried anchoring pin (10.4) and locate ironware (10.7).
- Pile unification foundation structure in [claim 3] underground construction according to claim 1, it is characterized in that: the head of above-mentioned extradition plate (10.1) is flat-headed or taper.
- Pile unification foundation structure in [claim 4] underground construction according to claim 1 is characterized in that: above-mentioned positioning plate (10.2) is the polygon of circle, rectangle, cross, rhombus or symmetry.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008203013978U CN201241335Y (en) | 2008-07-01 | 2008-07-01 | Pile and post in one foundation structure of underground engineering |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008203013978U CN201241335Y (en) | 2008-07-01 | 2008-07-01 | Pile and post in one foundation structure of underground engineering |
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CN201241335Y true CN201241335Y (en) | 2009-05-20 |
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CNU2008203013978U Expired - Lifetime CN201241335Y (en) | 2008-07-01 | 2008-07-01 | Pile and post in one foundation structure of underground engineering |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101845831B (en) * | 2009-12-23 | 2011-12-07 | 中铁大桥局集团第一工程有限公司 | Deepwater pile extension technology |
CN102296600A (en) * | 2011-09-01 | 2011-12-28 | 北京交通大学 | Method for positioning middle pile of spread built subway station |
CN102900076A (en) * | 2012-10-24 | 2013-01-30 | 广东省第四建筑工程公司 | Continuous construction method for concrete pile steel pipe column |
CN102943478A (en) * | 2012-10-30 | 2013-02-27 | 福州市第三建筑工程公司 | Column-pile combined cover nut and use method thereof |
CN103205964A (en) * | 2013-04-01 | 2013-07-17 | 中冶交通工程技术有限公司 | Cast-in-place pile construction method using steel pipe column splicing piles |
CN104674845A (en) * | 2015-02-09 | 2015-06-03 | 中国建筑第八工程局有限公司 | Auxiliary construction method for hydraulic vibration reverse inserting column |
CN104912062A (en) * | 2015-07-02 | 2015-09-16 | 广东省第四建筑工程有限公司 | Concrete pile steel pipe column continuous construction method |
CN105839621A (en) * | 2016-03-30 | 2016-08-10 | 上海城建市政工程(集团)有限公司 | Construction method of sudden-changed-section drilled pile made of anisotropic materials |
CN108265750A (en) * | 2018-02-02 | 2018-07-10 | 北京市政建设集团有限责任公司 | A kind of steel pipe column localization method |
CN113738381A (en) * | 2021-09-23 | 2021-12-03 | 北京市政建设集团有限责任公司 | Construction method for pile body at junction of underground excavation station and shield region |
-
2008
- 2008-07-01 CN CNU2008203013978U patent/CN201241335Y/en not_active Expired - Lifetime
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101845831B (en) * | 2009-12-23 | 2011-12-07 | 中铁大桥局集团第一工程有限公司 | Deepwater pile extension technology |
CN102296600B (en) * | 2011-09-01 | 2013-04-10 | 北京交通大学 | Method for positioning middle pile of spread built subway station |
CN102296600A (en) * | 2011-09-01 | 2011-12-28 | 北京交通大学 | Method for positioning middle pile of spread built subway station |
CN102900076A (en) * | 2012-10-24 | 2013-01-30 | 广东省第四建筑工程公司 | Continuous construction method for concrete pile steel pipe column |
CN102943478B (en) * | 2012-10-30 | 2014-08-27 | 福州市第三建筑工程公司 | Column-pile combined cover nut and use method thereof |
CN102943478A (en) * | 2012-10-30 | 2013-02-27 | 福州市第三建筑工程公司 | Column-pile combined cover nut and use method thereof |
CN103205964A (en) * | 2013-04-01 | 2013-07-17 | 中冶交通工程技术有限公司 | Cast-in-place pile construction method using steel pipe column splicing piles |
CN104674845A (en) * | 2015-02-09 | 2015-06-03 | 中国建筑第八工程局有限公司 | Auxiliary construction method for hydraulic vibration reverse inserting column |
CN104912062A (en) * | 2015-07-02 | 2015-09-16 | 广东省第四建筑工程有限公司 | Concrete pile steel pipe column continuous construction method |
CN105839621A (en) * | 2016-03-30 | 2016-08-10 | 上海城建市政工程(集团)有限公司 | Construction method of sudden-changed-section drilled pile made of anisotropic materials |
CN108265750A (en) * | 2018-02-02 | 2018-07-10 | 北京市政建设集团有限责任公司 | A kind of steel pipe column localization method |
CN113738381A (en) * | 2021-09-23 | 2021-12-03 | 北京市政建设集团有限责任公司 | Construction method for pile body at junction of underground excavation station and shield region |
CN113738381B (en) * | 2021-09-23 | 2023-11-14 | 北京市政建设集团有限责任公司 | Construction method for pile body at joint of underground excavation station and shield zone |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Zhao Ming Inventor after: Wu Liang Inventor after: Yang Kaizhong Inventor after: Zhang Zhihong Inventor before: Zhao Ming Inventor before: Yang Kaizhong Inventor before: Wu Liang |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHAO MING; YANG KAIZHONG; WU LIANG TO: ZHAO MING; WU LIANG; YANG KAIZHONG; ZHANG ZHIHONG |
|
CX01 | Expiry of patent term |
Granted publication date: 20090520 |
|
CX01 | Expiry of patent term |