CN1115347A - Wing disk-shape concrete casting pile and its operation method - Google Patents
Wing disk-shape concrete casting pile and its operation method Download PDFInfo
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- CN1115347A CN1115347A CN 95107505 CN95107505A CN1115347A CN 1115347 A CN1115347 A CN 1115347A CN 95107505 CN95107505 CN 95107505 CN 95107505 A CN95107505 A CN 95107505A CN 1115347 A CN1115347 A CN 1115347A
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Abstract
The method for building concrete pile that is composed of pile column (circular or non-circular), one or more convex pile ribs parellel to longitudinal axis and one or more convex bearing disks perpendicular to longitudinal axis of pile includes digging (or extruding) longitudinal slots on hole wall, expanding horizontal spaces for bearing disks, loading down reinforcing bar cage with ribs, and pouring concrete. The pile features high bearing power and easy construction.
Description
The present invention relates to the concrete filling pile of a kind of building, bridge, road and other Foundation Design and this job practices.
Existing boring concrete filling pile mostly is circular cross section, and is the Y type that is in line along stake, thereby it is little to exist bearing capacity, poor stability, defectives such as waste constructional materials.For this reason, US03336760 patent and No. 88220149.2 patents propose two kinds of concrete filling piles and job practices respectively.The stake that the former makes has and the perpendicular load dish of stake axis, and the latter proposes squeezing out a plurality of branches and a plurality of load dish along the pile horizontal direction, thereby, improved bearing capacity.But above-mentioned two kinds of castinplace piles that method is made owing to all can't add reinforcing bar or other Geopolymer in the load dish and in the branched hole, still do not give full play of the potentiality of bearing capacity of single pile.
The objective of the invention is to propose a kind of wing dish-type deposited reinforced concrete pile and this job practices.This wing dish-type concrete filling pile is because the stake wing has enlarged the frictional resistance area of the pile body and the soil body, the stake wing of reinforcement organically combines dish and dish, dish and pile, thereby overcome the defective of above-mentioned technology effectively, improved bearing capacity of single pile greatly, the workmanship height; This employing is crept into, the job practices of expansion dish, fluting, the anti-deslagging that circulates, and easy and simple to handle, speed of application is fast, cost is low.
The present invention reaches by following proposal:
New Concrete castinplace pile of the present invention comprises pile, load dish, along one or more load dishes of the vertical protrusion with the pile longitudinal axis in pile surface, it is characterized in that one or more wing of protrusion arranged along the pile y direction on the pile surface.The stake wing runs through the load dish, and is connected as a single entity with pile, thereby dish is communicated with dish, and dish and the mutual support of dish alleviate dish the shearing force of the pile bearing capacity with all dishes is organically combined.The stake wing increases the contact area of stake and the soil body, a frictional resistance that improves.Be placed with reinforcing cage in the pile hole He in the wing groove, i.e. aerofoil profile reinforcing cage with being connected of strengthening wing and post, increases the support degree of the wing to dish.The aerofoil profile reinforcing cage is made of the cage post and the cage wing.Above-mentioned wing dish-type concrete filling pile can be finished by following job practices, promptly at first carries out the pile positioning unwrapping wire, digs an aperture and buries wing steel casing, bores the stake hole with way-type drilling unit then.When boring the stake hole, on hole wall, cut the soil body with the wheel of the grooving on the drilling tool, dig out one or more cannelure; Get into design when the position of dish is arranged at drilling tool, stop to creep into, cut native expansion dish, dig out the load disk space, and then creep into projected depth, expand the chassis with the expansion dish device on the bore head again with the expansion dish device on the bore head.Carry and bore clear hole, hang prefabricated wing reinforcing cage, the cage wing of reinforcing cage is inserted in the wing groove on the pile hole wall, descend the concrete conduit at last, pour into concrete, make concrete be full of disk space, post hole, wing slot space the stake of wing dish-type.
Wing groove in the above-mentioned job practices is shaped, and can also be squeezed into one or more vertical wing groove with mode different directions outside pile of extruding.
Below by embodiment and accompanying drawing, the present invention is described in further detail.
Fig. 1 is a wing dish-type concrete filling pile stake type schematic diagram
Fig. 2 is the schematic cross-section of wing dish-type concrete filling pile at load Pan Chu
Fig. 3 is an aerofoil profile reinforcing cage schematic diagram
Fig. 4 is the stake hole schematic diagram of wing dish-type concrete filling pile
The pile 1 of wing dish-type concrete filling pile can be circular, also can be non-circular.Pile is made up of the cage post 10 of pile hole 12, aerofoil profile reinforcing cage and the concrete of perfusion.Load dish 3 can have one or more according to designing needs, and dish and dish also connect and support by a wing except that passing through pile 1 connection.The stake wing 2 is made of the cage wing 11 of wing groove 13, aerofoil profile reinforcing cage and the concrete of perfusion.The width of the stake wing can be designed to equal, be greater than or less than disk track as required; Stake wing cross section is 9 square, semi-circular, wedge shape, triangle, multiple shape such as fan-shaped, the height of the stake wing can with pile with high, also can be shorter than pile; The quantity of the stake wing can have one or one or more as required.The aerofoil profile reinforcing cage that hangs in wing groove and the pile hole is prefabricated according to designed stake wing bar number and position each other, and it is made up of the cage post 10 and the cage wing 11, and the cage wing is parallel with the cage post, and linking by binding, the method for welding and cage post is an integral body.The described cage wing can be high together with the cage post, also can be shorter than the cage post; The cross section 9 of the cage wing is corresponding with the shape of above-mentioned wing groove 13, can be linear (or square), semicircle, wedge shape, triangle, multiple shape such as fan-shaped.
Combined drilling tool is adopted in the construction of the technology of the present invention, drilling tool must possess creep into, the function of expansion dish, fluting, the anti-deslagging that circulates.Creep into combined drilling tool leave the pile aperture in, drive the grooving wheel cutting soil body on the drilling tool, dig out (extruding) wing groove 13, creep into design when load dish position is arranged at drilling tool, the motion of creeping into of drilling tool suspends, and the expansion dish device on the driving bore head digs out load disk space 14 to extending out dish, and then stop the expansion dish, continue to creep into.When creeping into the position, chassis, be driven to expansion dish device again and expand and the chassis, promptly make in the stake hole of wing dish-type concrete filling pile.Creep at drilling tool, in the whole process of grooving, expansion dish, drilling rod does not rotate, all recrements are discharged simultaneously by the anti-circulating system, make a hole one-shot forming.After the chassis reaming is finished, drilling tool can be proposed, cleaning stake hole hangs prefabricated aerofoil profile reinforcing cage then.The aerofoil profile reinforcing cage should make the protruding wing 11 less than wing groove 13, cage post 10 less than the pile hole, so that put into.After having hung the aerofoil profile reinforcing cage, put into the concrete conduit again, the perfusion concrete makes concrete be full of dish 14, wing groove 13 and pile hole 12 fully, has just finished the making of whole wing dish-type concrete filling pile.
Advantage of the present invention is:
1, bearing capacity of single pile height: the bearing capacity of stake is by friction force of earth around the polydisc , soil to the bearing capacity of dish, soil to the frictional resistance on pile surface, the stake wing rubbing to soil Resistance, supporting force, the supporting force to force bearing disk of the stake wing to coiling add in the slotted disk Many-sided power such as the supporting force behind the muscle forms, and with common filling pile, the concrete bearing pile is (many Branch's stake), club-footed pile is compared, and the load area of stake and spreading range increase a lot, Thereby good bearing capacity, anti-horizontal shear force and withdrawal resistance are arranged, be used for soft basis Process, have better effect.
2, the present invention has improved because having solved the technical barrier of reinforcement in the force bearing disk The rigidity of stake, especially improved force bearing disk and the pile body joint portion is anti-shearing, tear-proof Intensity, and improved the creep resistance of stake, anti-aging and weatherability. Thereby prevent The major accident hidden danger such as broken pile, fault wall, inclination, effectively overcome the surplus of stake Heavy amount has prolonged the service life of stake, has strengthened the steadiness of stake.
3, the present invention be adopt creep into, expansion dish, fluting, the anti-deslagging pore-forming that circulates The technology one-shot forming, easy and simple to handle, labour intensity is low, under equal load with general Logical bored concrete pile, concrete bearing pile, club-footed pile compare that can to shorten stake long, reduce cost, Save material.
Claims (5)
1. wing dish-type concrete filling pile, it comprises pile, along one or more load dishes of the vertical protrusion with the pile longitudinal axis in pile surface, it is characterized in that having along the pile y direction on the pile surface one or more wing of protrusion, the stake wing runs through dish and dish, and fuses with pile.
2. concrete filling pile as claimed in claim 1, it is characterized in that in the wing reinforcing bar being arranged, the reinforcing bar of stake in the wing is connected as a single entity with reinforcing bar in the pile, and a stake wing will coil with dish contacts, with connecting of reinforcement load dish and pile, and between dish and dish, play supporting role, the width of the stake wing can be greater than disk track, also can be less than disk track, and multiple shapes such as that the cross section of the stake wing can be is square, wedge shape, semicircle, fan-shaped, triangle, the stake wing can be long together with pile, also can be shorter than pile.
3. concrete filling pile as claimed in claim 1, it is characterized in that wing reinforcing cage is arranged in the stake, wing reinforcing cage comprises the cage post and the cage wing, the one or more cage wing parallel with cage post Y and that be connected with the cage post towards different directions is arranged on same cage post, the cage post can be circular or non-circular, and the cage wing and cage axis of a cylinder be to parallel, links together by binding, the method for welding, the cage wing can be long together with the cage post, also can be shorter than the cage post; Multiple shapes such as that the cross section of the cage wing can be is square, wedge shape, semicircle, fan-shaped, triangle.
4. the job practices of a concrete filling pile as claimed in claim 1, it is characterized in that on hole wall, forming groove and dish with the method for cutting, make the aerofoil profile reinforcing cage, during install reinforcing cage the cage wing is inserted in the groove of hole wall, concrete steps are as follows, at first carry out the pile positioning unwrapping wire, dig a hole and bury wing steel casing underground, bore the stake hole with drilling tool then, when boring the stake hole, on hole wall, dig out one or more cannelures with the wheel of the grooving on the drilling tool, creeping into design when the position of dish is arranged, stop with the expansion dish device expansion dish on the bore head, and then continue to creep into projected depth, expand the chassis, carry and bore clear hole, hang wing reinforcing cage, the cage wing of reinforcing cage is inserted in the groove on the hole wall, descend at last the concrete conduit, the perfusion concrete.
5. the job practices of a concrete filling pile as claimed in claim 4, it is characterized in that also mode vertically grooving on hole wall of available extruding of moulding of a wing, then the aerofoil profile reinforcing cage being put into groove, with in the cage wing insertion groove, is the pile wing behind the perfusion concrete when hanging the aerofoil profile reinforcing cage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95107505 CN1115347A (en) | 1995-06-23 | 1995-06-23 | Wing disk-shape concrete casting pile and its operation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95107505 CN1115347A (en) | 1995-06-23 | 1995-06-23 | Wing disk-shape concrete casting pile and its operation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1115347A true CN1115347A (en) | 1996-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95107505 Pending CN1115347A (en) | 1995-06-23 | 1995-06-23 | Wing disk-shape concrete casting pile and its operation method |
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| CN (1) | CN1115347A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101143465B (en) * | 2006-09-15 | 2011-08-17 | 周兆弟 | Bar shape tubular pile mould |
| CN104120714A (en) * | 2014-07-25 | 2014-10-29 | 成都城电电力工程设计有限公司 | Manual hole digging pile and construction method thereof |
| CN106638571A (en) * | 2017-01-04 | 2017-05-10 | 成都佳美嘉科技有限公司 | Building pile convenient to construct |
| CN106638653A (en) * | 2016-10-21 | 2017-05-10 | 钟立朋 | Simple pile foundation structure |
| CN106988300A (en) * | 2017-03-15 | 2017-07-28 | 东南大学 | A kind of soft soil foundation bored concrete pile horizontal bearing reinforcement and its construction method |
| CN112726577A (en) * | 2020-12-25 | 2021-04-30 | 中铁一局集团有限公司 | Pore-forming cast-in-place pile construction equipment and construction process thereof |
-
1995
- 1995-06-23 CN CN 95107505 patent/CN1115347A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101143465B (en) * | 2006-09-15 | 2011-08-17 | 周兆弟 | Bar shape tubular pile mould |
| CN104120714A (en) * | 2014-07-25 | 2014-10-29 | 成都城电电力工程设计有限公司 | Manual hole digging pile and construction method thereof |
| CN104120714B (en) * | 2014-07-25 | 2016-02-10 | 成都城电电力工程设计有限公司 | The construction method of hand excavated pile |
| CN106638653A (en) * | 2016-10-21 | 2017-05-10 | 钟立朋 | Simple pile foundation structure |
| CN106638571A (en) * | 2017-01-04 | 2017-05-10 | 成都佳美嘉科技有限公司 | Building pile convenient to construct |
| CN106988300A (en) * | 2017-03-15 | 2017-07-28 | 东南大学 | A kind of soft soil foundation bored concrete pile horizontal bearing reinforcement and its construction method |
| CN106988300B (en) * | 2017-03-15 | 2019-04-30 | 东南大学 | A kind of soft soil foundation bored concrete pile horizontal bearing reinforcement and its construction method |
| CN112726577A (en) * | 2020-12-25 | 2021-04-30 | 中铁一局集团有限公司 | Pore-forming cast-in-place pile construction equipment and construction process thereof |
| CN112726577B (en) * | 2020-12-25 | 2022-02-25 | 中铁一局集团有限公司 | Construction process of pore-forming cast-in-place pile |
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