CN101748729B - Method for adjusting verticality of tubular pile sunk by hammer - Google Patents
Method for adjusting verticality of tubular pile sunk by hammer Download PDFInfo
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- CN101748729B CN101748729B CN2009102450399A CN200910245039A CN101748729B CN 101748729 B CN101748729 B CN 101748729B CN 2009102450399 A CN2009102450399 A CN 2009102450399A CN 200910245039 A CN200910245039 A CN 200910245039A CN 101748729 B CN101748729 B CN 101748729B
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Abstract
The invention discloses a method for adjusting verticality of a tubular pile sunk by a hammer. The method comprises the following steps of: erecting the pile on a pile driver; adjusting and aligning the verticality of a pile body through an adjustment mechanism of the pile driver; locking a hoop on the pile body to make a guide wheel clasp the pile body; integrally connecting a front lead screw and a back lead screw with a connecting sleeve, and fixing the front lead screw and the back lead screw with the hoop and the pile driver respectively; changing the exposed lengths of the front lead screw and the back lead screw by rotating the connecting sleeve so as to precisely adjust the verticality of the pile body; starting a pile hammer to vertically sink the pile body into a soil layer along the guide wheel; and after the pile sinking is finished, separating the hoop from the pile body and moving the pile driver to a next pile. The method has the advantages of simple structure, convenient operation, and improvement on pile sinking quality and pile sinking progress without changing the original pile sinking machines.
Description
Technical field
The present invention relates to a kind of method of adjusting verticality of tubular pile sunk by hammer.
Background technology
Because pile for prestressed pipe has the bearing capacity of single pile height, bearing capacity of pile tip improves 80%～100% than undisturbed soil; Design selects for use scope wide; Convenient transportation, pile extension is quick; The long construction machinery that is not subjected to of stake limits, arbitrarily spreading; Pile body is anti-to be beaten, and penetration power is strong, and crack resistance is good; Cheap.In the Pile Foundations Design construction, be subjected to increasing application.And that sunk by hammer has a construction machinery is simple in structure, and pile sinking is with low cost, and applicability is wide, and especially in the geological condition complexity, hard formation thickness is bigger, and in the big pile tube piling construction of pile body diameter, is widely applied.
There are the bigger characteristics of back pile body vertical missing of squeezing in the hammering pile tube in the simple easy construction of equipment.Still find no at present the method that effectively addresses this problem.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of method of adjusting verticality of tubular pile sunk by hammer is provided, adopt this method under the prerequisite that does not change original piling machinery, not only simple in structure, easy to operate but also can improve pile quality and piling progress.
A kind of method of adjusting verticality of tubular pile sunk by hammer, it may further comprise the steps:
(1) at first stake is holded up on pile driver;
(2) by carrying guiding mechanism on the pile driver pile body is carried out rectify perpendicular;
(3) two snap rings with anchor ear are stuck on the pile body, make along the directive wheel and the pile body of the circumferencial direction connection at interval of the roof of described two snap rings to hold tightly;
(4) forward and backward screw mandrel and branch sleeve are linked to be an integral body, and symmetry respectively fix with snap ring anchor ear and pile driver;
(5) by the sleeve that is rotationally connected, change forward and backward screw mandrel protruded length, accurately adjust the pile body verticality;
(6) the starting pile monkey is vertically squeezed into soil layer in along directive wheel pile body;
(7) pile sinking finishes, and anchor ear and pile body are separated, and pile driver moves to next position.
The invention has the beneficial effects as follows: under the prerequisite that does not change original piling machinery, simple in structure, easy to operate and improved pile quality, improved the piling progress.
Description of drawings
Fig. 1 is a kind of device scheme of installation of adjusting the adjustment pile tube pile sinking verticality that adopts in the method for verticality of tubular pile sunk by hammer of the present invention;
Fig. 2 is the vertical view of the device of adjustment pile tube pile sinking verticality shown in Figure 1;
Fig. 3 is the wheel design schematic diagram of the device of adjustment pile tube pile sinking verticality shown in Figure 1.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is done to describe in detail.
A kind of method of adjusting verticality of tubular pile sunk by hammer of the present invention, it may further comprise the steps: at first stake is holded up on pile driver; Pile body is carried out vertical adjustment directly proofread and correct by carrying guiding mechanism on the pile driver; Two snap rings of anchor ear are stuck on the pile body, make along the directive wheel and the pile body of the circumferencial direction connection at interval of the roof of described two snap rings and hold tightly; Forward and backward screw mandrel and branch sleeve are linked to be an integral body, and symmetry respectively fix with snap ring anchor ear and pile driver; By the sleeve that is rotationally connected, change forward and backward screw mandrel protruded length, accurately adjust the pile body verticality; The starting pile monkey is vertically squeezed into soil layer in along directive wheel pile body; Pile sinking finishes, and anchor ear and pile body are separated, and pile driver moves to next position.
A kind of device of adjusting verticality of tubular pile sunk by hammer of the present invention as shown in drawings, it comprises the anchor ear of being made up of two snap rings 1, described two snap rings can link to each other by bolt, along the circumferencial direction of the roof of described two snap rings at interval be fixed with guiding wheel carrier 7, between two adjacent guiding wheel carriers 7, be connected with guide wheel shaft 8, the directive wheel 6 that can be rotatably assorted with it is installed on described guide wheel shaft 8, it comprises that also two are adjusted connecting rod, each described adjustment connecting rod comprises branch sleeve 2, the two ends of described branch sleeve 2 respectively by open within it screwed hole with before, back screw mandrel 3-1,3-2 is threaded, described two preceding screw mandrel 3-1 are respectively by being arranged on symmetrical being articulated and connected on a described snap ring of preceding bearing pin on the snap ring, be fixed with rear pin shaft on the pile driver support body, screw mandrel 3-2 is articulated and connected on described pile driver support body by described rear pin shaft is symmetrical after described two.Described anchor ear is preferably two, described two anchor ear upper and lower settings and be fixedly linked by bearing pin before described.Can increase rotational stiffness like this.
This Unit Installation and use are as follows:
At first pile tube 5 is erected in the stake position by pile driver 4 and locate, and the verticality of pile tube 5 is carried out slightly flat the correction by the guiding mechanism of pile driver 4 self, two snap rings with anchor ear 1 are clamped on the pile tube 5 by bolt then, make directive wheel 6 and pile tube 5 chuckings, will be by branch sleeve 2 and 2 screw mandrels-1, adjustment connecting rod one end and anchor ear 1 that 3-2 forms are hinged, the other end is hinged with the support body of stake machine 4, sleeve 2 changes front and back screw mandrel 3-1 by being rotationally connected, the length of 3-2 is accurately adjusted the verticality of pile tube 5, simultaneously by anchor ear 1, directive wheel 6, front and back screw mandrel 3-1,3-2 and branch sleeve 2 make pile tube 5 and pile driver 4 form an integral body, play power driver 4, pile tube 5 is sunk in the foundation soil along directive wheel 6, after pile tube 5 is driven into design elevation, take anchor ear 1 apart, pile driver 4 and a kind of structure of adjusting verticality of tubular pile sunk by hammer of the present invention are moved to next position continuation construction.This structure not only features simple structure, be easy to install and operation, simultaneously with low cost, reduce middle secondary and proofreaied and correct the operation of pile verticality, accelerated the piling progress, owing to make pile tube 5 and pile driver 4 form an integral body, reduced the displacement of pile tube 5 pile driving processes simultaneously by this structure.
At first stake is holded up on pile driver; Pile body is carried out vertical adjustment directly proofread and correct by carrying guiding mechanism on the pile driver; Two snap rings of anchor ear are stuck on the pile body, make along the directive wheel and the pile body of the circumferencial direction connection at interval of the roof of described two snap rings and hold tightly; Forward and backward screw mandrel and branch sleeve are linked to be an integral body, and symmetry respectively fix with snap ring anchor ear and pile driver; By the sleeve that is rotationally connected, change forward and backward screw mandrel protruded length, accurately adjust the pile body verticality; The starting pile monkey is vertically squeezed into soil layer in along directive wheel pile body; Pile sinking finishes, and anchor ear and pile body are separated, and pile driver moves to next position.
The verticality that adopts the inventive method pile body after tested is 0.3%L, and L is pile body length (it is 0.5% that＜rules require), and whole stake displacement is not more than 100mm.
Claims (1)
1. method of adjusting verticality of tubular pile sunk by hammer is characterized in that it may further comprise the steps:
(1) at first stake is holded up on pile driver;
(2) by carrying guiding mechanism on the pile driver pile body is carried out rectify perpendicular;
(3) two snap rings with anchor ear are stuck on the pile body, make along the directive wheel and the pile body of the circumferencial direction connection at interval of the roof of described two snap rings to hold tightly;
(4) forward and backward screw mandrel and branch sleeve are linked to be an integral body, and symmetry respectively fix with snap ring anchor ear and pile driver;
(5) by the sleeve that is rotationally connected, change forward and backward screw mandrel protruded length, accurately adjust the pile body verticality;
(6) the starting pile monkey is vertically squeezed into soil layer in along directive wheel pile body;
(7) pile sinking finishes, and anchor ear and pile body are separated, and pile driver moves to next position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102450399A CN101748729B (en) | 2009-12-23 | 2009-12-23 | Method for adjusting verticality of tubular pile sunk by hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102450399A CN101748729B (en) | 2009-12-23 | 2009-12-23 | Method for adjusting verticality of tubular pile sunk by hammer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101748729A CN101748729A (en) | 2010-06-23 |
| CN101748729B true CN101748729B (en) | 2011-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102450399A Active CN101748729B (en) | 2009-12-23 | 2009-12-23 | Method for adjusting verticality of tubular pile sunk by hammer |
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| CN (1) | CN101748729B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425108A (en) * | 2011-05-11 | 2012-04-25 | 天津城市建设学院 | Adjustable cross arm device for dragging continuous beam for spatial steel pipe trusses |
| CN108222087B (en) * | 2018-03-10 | 2023-08-22 | 江苏巨鑫石油钢管有限公司 | Plumb degree adjusting device of single pile foundation in offshore wind power equipment and working method thereof |
| CN110512527A (en) * | 2019-08-28 | 2019-11-29 | 上海绿地建设(集团)有限公司 | The device and adjusting method precisely adjusted for prefabricated stand column verticality |
| CN110528521A (en) * | 2019-09-05 | 2019-12-03 | 宁波青缇工业设计有限公司 | A kind of construction site tubular pole piling equipment |
| CN111335317A (en) * | 2020-04-08 | 2020-06-26 | 中交一公局集团有限公司 | Tubular pile perpendicularity adjusting device |
| CN111531498B (en) * | 2020-05-09 | 2021-06-29 | 南通利元亨机械有限公司 | Raymond mill mounting platform |
| CN112323805B (en) * | 2020-09-15 | 2022-01-25 | 江苏在铭建设工程有限公司 | Fixed catheter traction sensor and method of use |
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2009
- 2009-12-23 CN CN2009102450399A patent/CN101748729B/en active Active
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| Publication number | Publication date |
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| CN101748729A (en) | 2010-06-23 |
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