CN104594337A - Cast-in-place pile provided with tangent surface pile segment and construction method thereof - Google Patents
Cast-in-place pile provided with tangent surface pile segment and construction method thereof Download PDFInfo
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- CN104594337A CN104594337A CN201410728983.0A CN201410728983A CN104594337A CN 104594337 A CN104594337 A CN 104594337A CN 201410728983 A CN201410728983 A CN 201410728983A CN 104594337 A CN104594337 A CN 104594337A
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- tangent plane
- pile
- main muscle
- reinforcement
- cage
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/48—Piles varying in construction along their length, i.e. along the body between head and shoe, e.g. made of different materials along their length
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/08—Sinking workpieces into water or soil inasmuch as not provided for elsewhere
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/36—Concrete or concrete-like piles cast in position ; Apparatus for making same making without use of mouldpipes or other moulds
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a cast-in-place pile provided with a tangent surface pile segment and a construction method thereof. The cast-in-place pile is formed by a reinforcement cage and concrete through pouring, one side face or two opposite side faces of the upper pile segment of the cast-in-place pile protrude outwards to form a tangent surface combined with a wall. According to the cast-in-place pile, the procedure of chiseling a combining face on the corresponding surface of a traditional cast-in-place pile when the pile is combined with the wall can be omitted, and time and labor are saved; furthermore, the concrete surface quality of the combined face is high, so that the quality of a pilling wall is guaranteed; economical efficiency is remarkable, supporting function is achieved, a supporting body is fully utilized, the structure of a basement enclosure wall is simplified, workload of earth excavation and backfill is reduced, and the waterproof performance of the support body is improved. The construction method of the cast-in-place pile mainly comprises the steps of drilling, manufacturing the reinforcement cage, setting a reinforcement positioning frame, placing the reinforcement cage in a pile hole in a segmented mode, pouring concrete and lifting a tangent surface formwork. The construction method is simple and easy to implement.
Description
Technical field
The present invention relates to a kind of castinplace pile with tangent plane pile cutoff and construction method thereof, it is applicable to the underground construction of supporting castinplace pile, comprises underground structure and structure, such as basement, subway, pond etc.
Background technology
Current, soft base is constructed in the engineering of basement structure, soil excavation and underground engineering construction all need supporting, two layers, coastal area and above basement many employings construction reinforced concrete filling pile are as Sloping, with regard to waste gas after construction, and according to construction needs, also need to stay certain clearance space between the enclosure wall of basement and supporting pile body, soil excavation is larger than the scope of basement enclosure wall, and construction terminates the backfill that also will increase soil.Whole construction operation cost is high, time-consuming, and piling wall is of poor quality.
Summary of the invention
Object of the present invention is exactly: when supporting adopts steel bar concrete perfusion, increase there being the stake of basement enclosure wall section with tangent line, reinforced frame band template enters stake holes, after concrete placings, reach final set rise mould dismounting at once, form the castinplace pile with tangent plane pile cutoff, both ensured the closely knit of tangent plane concrete, tangent plane can be made again smooth, save soil excavation to must and the cleaning of basement bonding surface (tangent plane) cut a hole to do manual work and do, time and labour saving.
Should be built up by cage of reinforcement and concrete casting with the castinplace pile of tangent plane pile cutoff, a side of the upper part pile cutoff of this castinplace pile or relative two sides outwardly convex, form the tangent plane be combined with body of wall.The length of upper part pile cutoff and the height of body of wall of this castinplace pile adapt, and namely the height of tangent plane and the height of body of wall adapt.
Above-mentionedly state that cage of reinforcement mainly comprises main muscle, several main muscle enclose hoop and several stirrups, several main muscle described enclose hoop and several stirrups are disposed on main muscle respectively; It is the ring bodies structure be made up of shaped steel that described main muscle encloses hoop, described main muscle encloses hoop and is mainly distributed on the main muscle of the pile cutoff in tangible tangentially face, described main muscle encloses on hoop and is intervally distributed with the perforation of main muscle, the diameter of described main muscle perforation is slightly larger than the diameter of main muscle, and the gap between described main muscle perforation and main muscle adopts wedge block wedging and spot welding is fixed.The tangent plane position that the main muscle be positioned at bottom encloses hoop is also provided with the support platform for supporting tangent plane template and the clear Kong Ren for clearing up hole wall.The tangent plane position of described cage of reinforcement is also reserved with the embedded ribs be combined with body of wall or pre-buried cylindrical nut anchoring part.The both sides, tangent plane position of described cage of reinforcement is provided with elastic spacing buckle, is convenient to insert and located yarn-cutting face die plate.Here it is noted that tangent plane position proposes the position of putting tangent plane.
The construction method of the above-mentioned castinplace pile with tangent plane pile cutoff, carry out according to the following steps:
(1), by the operating type of castinplace pile carry out bore operation, to design end absolute altitude, carry out secondary repair expansion operation, to form the stake holes for pouring into the castinplace pile with tangent plane pile cutoff to proposing the hole section inwall putting tangent plane;
(2), the making of cage of reinforcement, this cage of reinforcement is generally sectional making, mainly comprising the following steps: 1. when there being bidding bar, by root main muscle and main muscle being enclosed to bind round by verticality requirement and assembling, and main muscle enclosed main muscle perforation wedging on hoop by wedge block and spot welding is fixed; 2. the both sides proposing the position of putting tangent plane is provided with elastic spacing buckle, and is arranging for supporting the support platform of tangent plane template and the clear Kong Ren for clearing up hole wall in the lower end proposing the position of putting tangent plane; 3. all the other stirrups of colligation this section of cage of reinforcement, and embedded ribs or pre-buried cylindrical nut anchoring part are welded on stirrup; 4. tangent plane template is installed, be generally that segmentation is installed, tangent plane template is fastened on elastic spacing buckle and main muscle encloses between the tangent plane position of hoop, and the bottom of tangent plane template is supported in support platform, every section of tangent plane template has independently lifting rod to pass to ground, lifts in order to hanging; 5. the cage of reinforcement not having the pile cutoff of tangent plane is made according to a conventional method;
(3) steel bar positioning frame is set;
(4) stake holes is put in cage of reinforcement segmentation, first put into the cage of reinforcement of the pile cutoff not having tangent plane, then put into the cage of reinforcement of the pile cutoff with tangent plane, while putting into, by designing requirement, segmentation connecting operation is carried out to main muscle; Position should ensured just when putting into cage of reinforcement, and with the tangent plane of the adjacent castinplace pile that the same face body of wall combines towards wanting consistent;
(5) follow procedure fluid concrete;
(6) after concrete final set, upwards promote tangent plane template piecemeal from top to bottom, remove steel bar positioning frame.
Above-mentioned steel bar positioning frame has the vertical positioning guide rail arranged, this positioning guide rail can move up and down, so that its lower end can extend in stake holes; Described positioning guide rail is provided with several assembly pulleys, for demarcating cage of reinforcement, ensures its position degree entering stake holes and verticality.Described steel bar positioning frame is also provided with the mechanical component for vertical lift lifting.
Beneficial effect of the present invention is: this castinplace pile can eliminate traditional castinplace pile with body of wall in conjunction with time need to cut a hole the operation getting bonding surface, saving of work and time in the respective surfaces of stake; Bonding surface (tangent plane) can also be made to have good concrete surface quality, thus ensure that the quality of piling wall.Its economic benefit is fairly obvious, except a protective function is constant, is made full use of by prop, simplifies the structure of basement enclosure wall, is conducive to the operation reducing soil excavation and backfill, also improves the water resistance of prop simultaneously.The construction method of this castinplace pile mainly comprises: the making of bore operation, cage of reinforcement, arrange steel bar positioning frame, cage of reinforcement segmentation put into stake holes, fluid concrete and promotion tangent plane template, and this construction method is simple and easy to do.
Accompanying drawing explanation
Fig. 1 is the using state plan structure schematic diagram of the castinplace pile with tangent plane pile cutoff.
Fig. 2 is the side-looking structural representation of cage of reinforcement.
Fig. 3 is the plan structure schematic diagram that main muscle encloses hoop.
Fig. 4 is the partial enlargement structural representation of main muscle perforation.
Fig. 5 is the main TV structure schematic diagram in local of Kong Ren clearly.
Fig. 6 is the structural representation of steel bar positioning frame.
Label declaration: 1-encloses with the main muscle of castinplace pile (two-sided) 2-churning cement earth pile 3-basement enclosure wall 4-tangent plane 5-main muscle 6-of tangent plane pile cutoff the positioning guide rail 15-cage of reinforcement that hoop 7-stirrup 8-embedded ribs 9-main muscle perforation 10-wedge block 11-elastic spacing buckle 12-clear hole sword 12.1-support platform 13-tangent plane template 13.1-lifting rod 14-steel bar positioning frame 14.1-platform 14.2-vertically arranges with castinplace pile (one side) 1.1-of tangent plane pile cutoff.
Detailed description of the invention
In order to make above-mentioned technology contents of the present invention and construction features can more easily understand by persons skilled in the art, below in conjunction with accompanying drawing, the invention will be further described.
Should be built up by cage of reinforcement and concrete casting with the castinplace pile 1 of tangent plane pile cutoff, a side of the upper part pile cutoff of this castinplace pile or relative two sides outwardly convex, form the tangent plane 4 be combined with body of wall.Tangent plane can be a side, also can be two sides.If two sides, that wherein can not arrange tangent line template in the outer side of supporting, and the cloth muscle of tangent plane at least will have two main muscle.The length of upper part pile cutoff and the height of body of wall of this castinplace pile adapt, and namely the height of tangent plane and the height of body of wall adapt.This castinplace pile is connected with churning cement earth pile 2 of building follow-up outside it, forms anti-water curtain, forms prop; The permanent enclosure wall of the body of wall formation basement that this castinplace pile is follow-up with it.
Should be on the basis of circular irrigation stake pore-forming with castinplace pile of tangent plane pile cutoff, and propose in the later stage that punching terminates one section, top stake holes that structure connects the permanent enclosure wall of basement in a certain orientation of stake and carry out secondary and repair expansion.Thereafter enclose hoop by the main muscle of multiple special reinforcement and be combined to form a firm cage of reinforcement with tangent plane with main muscle, through the cast of stake core concrete, after reaching final set, adopt vertical carry mold technique segmentation by tangent plane template promote remove, and with the basement enclosure wall 3(supporting proposed) be connected, finally excavate in basement enclosure wall (supporting), form permanent basement enclosure wall.
The above-mentioned vertical advantage proposing mold technique installing is adopted to have following 3 points: first, slide through tangent plane template (formwork erection) external surface and ground upper reinforcement locating rack and locate hand-hole, the tangential direction reaching stake is accurate; Secondly, the installing of tangent plane template too increases the rigidity of this section of cage of reinforcement; Finally, after tangent plane template promotes and removes, tangent plane is complete, creating conditions, both ensure that the surface quality of tangent plane concrete for linking with basement enclosure wall thereafter, turn eliminates surface cutters a large amount of thereafter and plays operation, thus ensure that the quality of piling wall.
This castinplace pile is above-mentioned states that cage of reinforcement 15 mainly comprises main muscle 5, several main muscle enclose hoop 6 and several stirrups 7, several main muscle described enclose hoop and several stirrups are disposed on main muscle respectively, main muscle encloses hoop and has circular arc segment section and tangent section part, tangent section part at least configures two main muscle.It is the ring bodies structure be made up of shaped steel that described main muscle encloses hoop, and this shaped steel cross section can be in-line, L-type, T-shaped and ∏ type.Described main muscle encloses hoop and is mainly distributed on the main muscle of the pile cutoff in tangible tangentially face, described main muscle encloses on hoop and is intervally distributed with main muscle perforation 9, the diameter of described main muscle perforation is slightly larger than the diameter of main muscle, and the gap between described main muscle perforation and main muscle adopts wedge block 10 wedging and spot welding is fixed.The tangent plane position that the main muscle be positioned at bottom encloses hoop is also provided with the support platform 12.1 for supporting tangent plane template 13 and the clear hole sword 12 for clearing up hole wall.The tangent plane position of described cage of reinforcement is also reserved with the embedded ribs 8 be combined with body of wall or pre-buried cylindrical nut anchoring part.The both sides, tangent plane position of described cage of reinforcement is provided with elastic spacing buckle 11, is convenient to insert and located yarn-cutting face die plate.The cross section of this elastic spacing buckle is in " 2 " font.
The construction method of the above-mentioned castinplace pile with tangent plane pile cutoff, carry out according to the following steps:
(1), by the operating type of castinplace pile carry out bore operation, to design end absolute altitude, carry out secondary repair expansion operation, to form the stake holes for pouring into the castinplace pile with tangent plane pile cutoff to proposing the hole section inwall putting tangent plane;
(2), the making of cage of reinforcement, this cage of reinforcement 15 is generally sectional making, mainly comprise the following steps: 1. when there being bidding bar, by root, main muscle 5 and main muscle are enclosed hoop 6 by verticality requirement to assemble, and by wedge block 10 by main muscle bore a hole wedging spot welding of the main muscle 5 enclosed on hoop 6 fix; 2. the both sides proposing the position of putting tangent plane is provided with elastic spacing buckle 11, and is arranging for supporting the support platform 12.1 of tangent plane template and the clear hole sword 12 for clearing up hole wall in the lower end proposing the position of putting tangent plane; 3. all the other stirrups 7 of colligation this section of cage of reinforcement, and embedded ribs 8 or pre-buried cylindrical nut anchoring part are welded on stirrup; 4. tangent plane template 13 is installed, generally that segmentation is installed, tangent plane template is fastened on elastic spacing buckle and main muscle encloses between the tangent plane position of hoop, and the bottom of tangent plane template is supported in support platform 12.1, every section of tangent plane template has independently lifting rod 13.1 to pass to ground, lifts in order to hanging; 5. the cage of reinforcement not having the pile cutoff of tangent plane is made according to a conventional method;
(3) steel bar positioning frame 14 is set;
(4) stake holes is put in cage of reinforcement segmentation, first put into the cage of reinforcement of the pile cutoff not having tangent plane, then put into the cage of reinforcement of the pile cutoff with tangent plane, while putting into, by designing requirement, segmentation connecting operation is carried out to main muscle; Position should ensured just when putting into cage of reinforcement, and with the tangent plane of the adjacent castinplace pile that the same face body of wall combines towards wanting consistent;
(5) follow procedure fluid concrete;
(6) after concrete final set, upwards promote tangent plane template piecemeal from top to bottom, remove steel bar positioning frame.
Above-mentioned steel bar positioning frame has platform 14.1 and the vertical positioning guide rail 14.2 arranged, this positioning guide rail can move up and down, so that its lower end can extend in stake holes; Described positioning guide rail is provided with several assembly pulleys, for demarcating cage of reinforcement, ensures its position degree entering stake holes and verticality.Described steel bar positioning frame is also provided with the mechanical component for vertical lift lifting.Can certainly be completed by other hanging device, such as crane.
Steel bar positioning frame should adopt erection formula bulk-breaking to spell and take, or integrated moveable, and its function is for the hand-hole operation of cage of reinforcement provides location.In order to better location, positioning guide rail must extend one section in hole, thus ensures verticality and the position degree requirement of cage of reinforcement hand-hole.
The foregoing is only embodiments of the invention and preferred scheme; not thereby the scope of the claims of the present invention is limited; every utilize manual of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, include in scope of patent protection of the present invention.
Claims (9)
1. with a castinplace pile for tangent plane pile cutoff, comprise the castinplace pile built up by cage of reinforcement and concrete casting, it is characterized in that: a side of the upper part pile cutoff of described castinplace pile or relative two sides outwardly convex, form the tangent plane be combined with body of wall.
2. the castinplace pile with tangent plane pile cutoff according to claim 1, is characterized in that: the length of upper part pile cutoff and the height of body of wall of this castinplace pile adapt.
3. the castinplace pile with tangent plane pile cutoff according to claim 1, it is characterized in that: described cage of reinforcement mainly comprises main muscle, several main muscle enclose hoop and several stirrups, and several main muscle described enclose hoop and several stirrups are disposed on main muscle respectively; It is the ring bodies structure be made up of shaped steel that described main muscle encloses hoop, described main muscle encloses hoop and is mainly distributed on the main muscle of the pile cutoff in tangible tangentially face, described main muscle encloses on hoop and is intervally distributed with the perforation of main muscle, the diameter of described main muscle perforation is slightly larger than the diameter of main muscle, and the gap between described main muscle perforation and main muscle adopts wedge block wedging and spot welding is fixed.
4. the castinplace pile with tangent plane pile cutoff according to claim 3, is characterized in that: the tangent plane position that the main muscle be positioned at bottom encloses hoop is also provided with the support platform for supporting tangent plane template and the clear Kong Ren for clearing up hole wall.
5. the castinplace pile with tangent plane pile cutoff according to claim 1 or 3, is characterized in that: the tangent plane position of described cage of reinforcement is also reserved with the embedded ribs be combined with body of wall or pre-buried cylindrical nut anchoring part.
6. the castinplace pile with tangent plane pile cutoff according to claim 1 or 3, is characterized in that: the both sides, tangent plane position of described cage of reinforcement is provided with elastic spacing buckle, is convenient to insert and located yarn-cutting face die plate.
7. with a construction method for the castinplace pile of tangent plane pile cutoff, it is characterized in that, carry out according to the following steps:
(1), by the operating type of castinplace pile carry out bore operation, to design end absolute altitude, carry out secondary repair expansion operation, to form the stake holes for pouring into the castinplace pile with tangent plane pile cutoff to proposing the hole section inwall putting tangent plane;
(2), the making of cage of reinforcement, this cage of reinforcement is generally sectional making, mainly comprising the following steps: 1. when there being bidding bar, by root main muscle and main muscle being enclosed to bind round by verticality requirement and assembling, and main muscle enclosed main muscle perforation wedging on hoop by wedge block and spot welding is fixed; 2. the both sides proposing the position of putting tangent plane is provided with elastic spacing buckle, and is arranging for supporting the support platform of tangent plane template and the clear Kong Ren for clearing up hole wall in the lower end proposing the position of putting tangent plane; 3. all the other stirrups of colligation this section of cage of reinforcement, and embedded ribs or pre-buried cylindrical nut anchoring part are welded on stirrup; 4. tangent plane template is installed, be generally that segmentation is installed, tangent plane template is fastened on elastic spacing buckle and main muscle encloses between the tangent plane position of hoop, and the bottom of tangent plane template is supported in support platform, every section of tangent plane template has independently lifting rod to pass to ground, lifts in order to hanging; 5. the cage of reinforcement not having the pile cutoff of tangent plane is made according to a conventional method;
(3) steel bar positioning frame is set;
(4) stake holes is put in cage of reinforcement segmentation, first put into the cage of reinforcement of the pile cutoff not having tangent plane, then put into the cage of reinforcement of the pile cutoff with tangent plane, while putting into, by designing requirement, segmentation connecting operation is carried out to main muscle; Position should ensured just when putting into cage of reinforcement, and with the tangent plane of the adjacent castinplace pile that the same face body of wall combines towards wanting consistent;
(5) fluid concrete;
(6) after concrete final set, upwards tangent plane template is promoted piecemeal from top to bottom.
8. the construction method of the castinplace pile with tangent plane pile cutoff according to claim 7, is characterized in that: described steel bar positioning frame has the vertical positioning guide rail arranged, this positioning guide rail can move up and down, so that its lower end can extend in stake holes; Described positioning guide rail is provided with several assembly pulleys, for demarcating cage of reinforcement, ensures its position degree entering stake holes and verticality.
9. the construction method of the castinplace pile with tangent plane pile cutoff according to claim 7, is characterized in that: described steel bar positioning frame is also provided with the mechanical component for vertical lift lifting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410728983.0A CN104594337B (en) | 2014-12-05 | 2014-12-05 | With castinplace pile and the construction method thereof of tangent plane pile cutoff |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410728983.0A CN104594337B (en) | 2014-12-05 | 2014-12-05 | With castinplace pile and the construction method thereof of tangent plane pile cutoff |
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| Publication Number | Publication Date |
|---|---|
| CN104594337A true CN104594337A (en) | 2015-05-06 |
| CN104594337B CN104594337B (en) | 2016-03-02 |
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| CN201410728983.0A Expired - Fee Related CN104594337B (en) | 2014-12-05 | 2014-12-05 | With castinplace pile and the construction method thereof of tangent plane pile cutoff |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1155606A (en) * | 1996-09-27 | 1997-07-30 | 邹先欣 | Foundation side wall as basement wall and construction method thereof |
| KR20070053197A (en) * | 2007-05-04 | 2007-05-23 | 백경종 | The composite wall structure of prestressed concrete and i shaped sheet pile and the construction method thereof |
| CN101255689A (en) * | 2008-03-12 | 2008-09-03 | 何世鸣 | Long helical spraying-rotary stirring soilcement purdah pile as well as construction method thereof |
| KR20100030702A (en) * | 2008-09-11 | 2010-03-19 | (주)지오알앤디 | Land-side protection wall and the method for constrcting thereof |
| CN202626980U (en) * | 2012-06-14 | 2012-12-26 | 天津建城基业集团有限公司 | Triangular prism-shaped anti-corrosion reinforcing pile |
| CN202969728U (en) * | 2012-12-15 | 2013-06-05 | 福州市第三建筑工程公司 | Embedded cylindrical nut anchor bearing |
-
2014
- 2014-12-05 CN CN201410728983.0A patent/CN104594337B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1155606A (en) * | 1996-09-27 | 1997-07-30 | 邹先欣 | Foundation side wall as basement wall and construction method thereof |
| KR20070053197A (en) * | 2007-05-04 | 2007-05-23 | 백경종 | The composite wall structure of prestressed concrete and i shaped sheet pile and the construction method thereof |
| CN101255689A (en) * | 2008-03-12 | 2008-09-03 | 何世鸣 | Long helical spraying-rotary stirring soilcement purdah pile as well as construction method thereof |
| KR20100030702A (en) * | 2008-09-11 | 2010-03-19 | (주)지오알앤디 | Land-side protection wall and the method for constrcting thereof |
| CN202626980U (en) * | 2012-06-14 | 2012-12-26 | 天津建城基业集团有限公司 | Triangular prism-shaped anti-corrosion reinforcing pile |
| CN202969728U (en) * | 2012-12-15 | 2013-06-05 | 福州市第三建筑工程公司 | Embedded cylindrical nut anchor bearing |
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| Publication number | Publication date |
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| CN104594337B (en) | 2016-03-02 |
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