CN105544507A - Steel pipe pile device with overhanging arms - Google Patents
Steel pipe pile device with overhanging arms Download PDFInfo
- Publication number
- CN105544507A CN105544507A CN201510822989.9A CN201510822989A CN105544507A CN 105544507 A CN105544507 A CN 105544507A CN 201510822989 A CN201510822989 A CN 201510822989A CN 105544507 A CN105544507 A CN 105544507A
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- CN
- China
- Prior art keywords
- steel pipe
- pipe pile
- overhanging arm
- draw
- gear
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- 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.)
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Classifications
-
- 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
- E02D5/24—Prefabricated piles
- E02D5/30—Prefabricated piles made of concrete or reinforced concrete or made of steel and concrete
-
- 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
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention discloses a steel pipe pile device with overhanging arms. The steel pipe pile device comprises a steel pipe pile body, a drawing device, a hydraulic device, an extrusion cone and a plurality of sets of overhanging arms. The top of the steel pipe pile body is connected with the bottom of the drawing device, and the top of the drawing device is connected with the hydraulic device; the extrusion cone is arranged at the bottom of the steel pipe pile body, and is connected with the pulling device through a steel wire rope; a plurality of sets of through holes are formed in the side wall of the steel pipe pile body, the number of the through hole is equal to that of the overhanging arms, and the size of the through holes is matched with that of the overhanging arms; and the overhanging arms are arranged in the through holes. The extrusion cone is lifted by the hydraulic device in the steel pipe pile device with the overhanging arms through the drawing device, and therefore the overhanging arms extend towards the exterior of a pile, the contact area between the overhanging arms and the soil is increased, stability of the pile body can be effectively improved, and the vertical bearing capacity of the steel pipe pile can be obviously improved.
Description
Technical field
The present invention relates to steel pipe pile technical field, particularly a kind of steel pipe pile device with overhanging arm.
Background technology
Steel pipe pile is because of material reason own, it can bear larger hammer force, and it is larger in the reliability of fielding welding joint, therefore can fully squeeze into darker bearing bed, have that the strength of materials is beaten greatly, resistance to, the advantage such as penetration capability is strong, soil discharge quantity is little, easy spreading and cut-out, driven pile quality is good, bearing capacity reliability is large.At soft foundation, the steel pipe pile of sinking opening, also can reduce the extruding to foundation soil, relatively little on the impact of adjacent structure and underground structure, so steel pipe pile has a wide range of applications in engineering.
But also there is certain shortcoming in existing steel pipe pile: steel pipe pile pile body is relatively smooth, and therefore pile side friction is relatively little; Steel pipe pile pile crown not easily forms enlarged footing, and therefore end resistance is difficult to improve; To small diameter steel pipe piles, pile body is long, and slenderness ratio is excessive, pile body less stable.
Summary of the invention
The object of the present invention is to provide a kind of structure simple, be easy to the steel pipe pile device with overhanging arm that operates, bearing capacity is good.
The technical solution realizing the object of the invention is:
With a steel pipe pile device for overhanging arm, it is characterized in that, comprise steel pipe pile body, draw-off gear, hydraulic means, crush cones and some groups of overhanging arms; The described top of steel pipe pile body is connected with the bottom of draw-off gear, and the top of draw-off gear is connected with hydraulic means; The bottom of described steel pipe pile body is provided with crush cones, and crush cones is connected with draw-off gear by wire rope; The sidewall of described steel pipe pile body is provided with some groups of through holes, and the quantity of through hole is identical with the quantity of overhanging arm, and the size of the size of through hole and overhanging arm matches, and is provided with overhanging arm in through hole.
Preferably, described draw-off gear comprises fixed mount, adapter, dowel bar and wire line shoe mouth, and the bottom of described fixed mount and the top of steel pipe pile body are fixedly connected, and top and the hydraulic means of fixed mount are fixedly connected; The top of described adapter is connected with the output of hydraulic means, and the bottom of adapter is connected with one end of dowel bar, and the other end of dowel bar is connected with wire line shoe mouth.
Preferably, described crush cones comprises centrum and steel pipe, and the top of centrum is connected with one end of steel pipe, and the inside of centrum is fixedly connected with one end of wire rope, and after steel wire penetrating steel pipe, the other end of wire rope is connected with wire line shoe mouth in draw-off gear.
Preferably, described overhanging arm comprises level board and fixed head, and one end of level board is provided with groove, and the both sides of groove are provided with fixed head, and the plate face of level board is provided with serrated slot.
Preferably, described level board is provided with stiffening rib.
Preferably, described two adjacent groups overhanging arm along pile body not on same straight line.
Preferably, the top of described steel pipe pile body is fixedly connected by the bottom of bolt and draw-off gear, and the top of draw-off gear is fixedly connected by bolt and hydraulic means.
Preferably, one end of described hydraulic means is provided with oil-in, and the other end of hydraulic means is provided with oil-out.
Preferably, described hydraulic means adopts hydraulic motor.
The present invention compared with prior art, its remarkable advantage:
(1) the present invention promotes crush cones with hydraulic means in the steel pipe pile device of overhanging arm by draw-off gear, overhanging arm is stretched outside stake, increase the contact area with the soil body, effectively improve the stability of pile body, and significantly improve the vertical bearing capacity of steel pipe pile.
(2) the present invention is provided with stiffening rib with overhanging arm level board in the steel pipe pile device of overhanging arm, and overhanging arm buckling deformation can not occur, and ensures that there is maximum supporting capacity in level board plate face.
(3) the present invention is provided with serrated slot with overhanging arm level board in the steel pipe pile device of overhanging arm, ensures that overhanging arm can only outwards movement, is inwardly blocked by steel pipe pile outer wall during retraction, can not bounce back during the later stage uses under the extruding of soil.
(4) the present invention with two adjacent groups overhanging arm in the steel pipe pile device of overhanging arm along pile body not on same straight line, both ensure that uniform force, can not reduce because cross section weakens the excessive Bearing Capacity of Steel Pipe Piles that causes again.
(5) with the steel pipe pile device of overhanging arm, the present invention has the advantages that structure is simple, be easy to operation, and hydraulic means promotes crush cones by draw-off gear, achieves the operation of automation, and crush cones and wire rope can be reused.
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention with the steel pipe pile device of overhanging arm.
Fig. 2 is the structural representation of the present invention with draw-off gear in the steel pipe pile device of overhanging arm.
Fig. 3 is the structural representation of the present invention with crush cones in the steel pipe pile device of overhanging arm.
Fig. 4 is the structural representation of the present invention with overhanging arm in the steel pipe pile device of overhanging arm.
Detailed description of the invention
Embodiment 1:
As shown in Figure 1, a kind of steel pipe pile device with overhanging arm, comprises steel pipe pile body 1, draw-off gear 2, hydraulic means 3, crush cones 4 and some groups of overhanging arms 5; The top of described steel pipe pile body 1 is connected with the bottom of draw-off gear 2, and the top of draw-off gear 2 is connected with hydraulic means 3; The bottom of described steel pipe pile body 1 is provided with crush cones 4, and crush cones 4 is connected with draw-off gear 2 by wire rope; The sidewall of described steel pipe pile body 1 is provided with some groups of through holes 6, and the quantity of through hole 6 is identical with the quantity of overhanging arm 5, and the size of the size of through hole 6 and overhanging arm 5 matches, and is provided with overhanging arm 5 in through hole 6.
As shown in Figure 2, described draw-off gear 2 comprises fixed mount 7, adapter 8, dowel bar 9 and wire line shoe mouth 10, the bottom of described fixed mount 7 is fixedly connected by the top of bolt and steel pipe pile body 1, and the top of fixed mount 7 is fixedly connected by bolt and hydraulic means 3; The top of described adapter 8 is connected with the output of hydraulic means 3, and the bottom of adapter 8 is connected with one end of dowel bar 9, and the other end of dowel bar 9 is connected with wire line shoe mouth 10.
As shown in Figure 3, described crush cones 4 comprises centrum 11 and steel pipe 12, and the top of centrum 11 is connected with one end of steel pipe 12, and the inside of centrum 11 is fixedly connected with one end of wire rope, after steel wire penetrating steel pipe 12, the other end of wire rope is connected with wire line shoe mouth 10 in draw-off gear 2.
As shown in Figure 4, described overhanging arm 5 comprises level board 13 and fixed head 14, and one end of level board 13 is provided with groove, and the both sides of groove are provided with fixed head 14, and the plate face of level board 13 is provided with serrated slot, level board 13 is provided with stiffening rib 15; Two adjacent groups overhanging arm 5 along pile body not on same straight line.
One end of described hydraulic means 3 is provided with oil-in 16, and the other end of hydraulic means 3 is provided with oil-out 17, and wherein, hydraulic means 3 adopts hydraulic motor.
Embodiment 2:
With a steel pipe pile device for overhanging arm, comprise steel pipe pile body 1, draw-off gear 2, hydraulic means 3, crush cones 4 and some groups of overhanging arms 5; The top of described steel pipe pile body 1 is connected with the bottom of draw-off gear 2, and the top of draw-off gear 2 is connected with hydraulic means 3; The bottom of described steel pipe pile body 1 is provided with crush cones 4, and crush cones 4 is connected with draw-off gear 2 by wire rope; The sidewall of described steel pipe pile body 1 is provided with some groups of through holes 6, and the quantity of through hole 6 is identical with the quantity of overhanging arm 5, and the size of the size of through hole 6 and overhanging arm 5 matches, and is provided with overhanging arm 5 in through hole 6.
Described draw-off gear 2 comprises fixed mount 7, adapter 8, dowel bar 9 and wire line shoe mouth 10, and the bottom of described fixed mount 7 is fixedly connected by the top of riveted joint with steel pipe pile body 1, and the top of fixed mount 7 is fixedly connected by riveted joint and hydraulic means 3; The top of described adapter 8 is connected with the output of hydraulic means 3, and the bottom of adapter 8 is connected with one end of dowel bar 9, and the other end of dowel bar 9 is connected with wire line shoe mouth 10.
Described crush cones 4 comprises centrum 11 and steel pipe 12, the top of centrum 11 is connected with one end of steel pipe 12, the inside of centrum 11 is fixedly connected with one end of wire rope, and after steel wire penetrating steel pipe 12, the other end of wire rope is connected with wire line shoe mouth 10 in draw-off gear 2.
Described overhanging arm 5 comprises level board 13 and fixed head 14, and one end of level board 13 is provided with groove, and the both sides of groove are provided with fixed head 14, and the plate face of level board 13 is provided with serrated slot, level board 13 is provided with stiffening rib 15; Two adjacent groups overhanging arm 5 along pile body not on same straight line.
In sum, the present invention promotes crush cones with hydraulic means in the steel pipe pile device of overhanging arm by draw-off gear, and overhanging arm is stretched outside stake, increases the contact area with the soil body, the stability of effective raising pile body, and significantly improve the vertical bearing capacity of steel pipe pile; The present invention is provided with stiffening rib with overhanging arm level board in the steel pipe pile device of overhanging arm, and overhanging arm buckling deformation can not occur, and ensures that there is maximum supporting capacity in level board plate face; The present invention is provided with serrated slot with overhanging arm level board in the steel pipe pile device of overhanging arm, ensures that overhanging arm can only outwards movement, is inwardly blocked by steel pipe pile outer wall during retraction, can not bounce back during the later stage uses under the extruding of soil; The present invention with two adjacent groups overhanging arm in the steel pipe pile device of overhanging arm along pile body not on same straight line, both ensure that uniform force, can not reduce because cross section weakens the excessive Bearing Capacity of Steel Pipe Piles that causes again; And the present invention with the steel pipe pile device of overhanging arm have structure simple, be easy to the feature that operates, hydraulic means promotes crush cones by draw-off gear, achieves the operation of automation, and crush cones and wire rope can be reused.
Claims (9)
1. with a steel pipe pile device for overhanging arm, it is characterized in that, comprise steel pipe pile body (1), draw-off gear (2), hydraulic means (3), crush cones (4) and some groups of overhanging arms (5); The top of described steel pipe pile body (1) is connected with the bottom of draw-off gear (2), and the top of draw-off gear (2) is connected with hydraulic means (3); The bottom of described steel pipe pile body (1) is provided with crush cones (4), and crush cones (4) is connected with draw-off gear (2) by wire rope; The sidewall of described steel pipe pile body (1) is provided with some groups of through holes (6), the quantity of through hole (6) is identical with the quantity of overhanging arm (5), and the size of the size of through hole (6) and overhanging arm (5) matches, in through hole (6), be provided with overhanging arm (5).
2. the steel pipe pile device with overhanging arm according to claim 1, it is characterized in that, described draw-off gear (2) comprises fixed mount (7), adapter (8), dowel bar (9) and wire line shoe mouth (10), the bottom of described fixed mount (7) and the top of steel pipe pile body (1) are fixedly connected, and top and the hydraulic means (3) of fixed mount (7) are fixedly connected; The top of described adapter (8) is connected with the output of hydraulic means (3), and the bottom of adapter (8) is connected with one end of dowel bar (9), and the other end of dowel bar (9) is connected with wire line shoe mouth (10).
3. the steel pipe pile device with overhanging arm according to claim 1, it is characterized in that, described crush cones (4) comprises centrum (11) and steel pipe (12), the top of centrum (11) is connected with one end of steel pipe (12), the inside of centrum (11) is fixedly connected with one end of wire rope, after steel wire penetrating steel pipe (12), the other end of wire rope is connected with wire line shoe mouth (10) in draw-off gear (2).
4. the steel pipe pile device with overhanging arm according to claim 1, it is characterized in that, described overhanging arm (5) comprises level board (13) and fixed head (14), one end of level board (13) is provided with groove, the both sides of groove are provided with fixed head (14), and the plate face of level board (13) is provided with serrated slot.
5. the steel pipe pile device with overhanging arm according to claim 4, is characterized in that, described level board (13) is provided with stiffening rib (15).
6. the steel pipe pile device with overhanging arm according to claim 1 or 4, is characterized in that, described two adjacent groups overhanging arm (5) along pile body not on same straight line.
7. the steel pipe pile device with overhanging arm according to claim 1, it is characterized in that, the top of described steel pipe pile body (1) is fixedly connected by the bottom of bolt and draw-off gear (2), and the top of draw-off gear (2) is fixedly connected by bolt and hydraulic means (3).
8. the steel pipe pile device with overhanging arm according to claim 1, is characterized in that, one end of described hydraulic means (3) is provided with oil-in (16), and the other end of hydraulic means (3) is provided with oil-out (17).
9. the steel pipe pile device with overhanging arm according to claim 1 or 8, is characterized in that, described hydraulic means (3) adopts hydraulic motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510822989.9A CN105544507B (en) | 2015-11-24 | 2015-11-24 | A kind of steel pipe pile device with overhanging arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510822989.9A CN105544507B (en) | 2015-11-24 | 2015-11-24 | A kind of steel pipe pile device with overhanging arm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105544507A true CN105544507A (en) | 2016-05-04 |
| CN105544507B CN105544507B (en) | 2018-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510822989.9A Active CN105544507B (en) | 2015-11-24 | 2015-11-24 | A kind of steel pipe pile device with overhanging arm |
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| Country | Link |
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| CN (1) | CN105544507B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108252298A (en) * | 2018-01-19 | 2018-07-06 | 河海大学 | A kind of reexpansion stake and its construction method |
| CN112502134A (en) * | 2020-11-26 | 2021-03-16 | 上海建工五建集团有限公司 | Reinforced steel pipe pile system and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6318550U (en) * | 1986-07-20 | 1988-02-06 | ||
| CN2584668Y (en) * | 2002-08-28 | 2003-11-05 | 天津大学 | Concrete vertical bearing pile with overhanging wedge fin |
| CN1730838A (en) * | 2005-08-04 | 2006-02-08 | 张文巨 | Longitudinally inserted horizontally wedged construction pile and its construction method |
| CN1800509A (en) * | 2005-01-05 | 2006-07-12 | 北京中阔科技有限责任公司 | Device for knobby pushing and expanding spiral immersed tube stake and its engineering method |
| CN205188945U (en) * | 2015-11-24 | 2016-04-27 | 江苏省电力公司连云港供电公司 | Steel -pipe pile device with outer semi -girder |
-
2015
- 2015-11-24 CN CN201510822989.9A patent/CN105544507B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6318550U (en) * | 1986-07-20 | 1988-02-06 | ||
| CN2584668Y (en) * | 2002-08-28 | 2003-11-05 | 天津大学 | Concrete vertical bearing pile with overhanging wedge fin |
| CN1800509A (en) * | 2005-01-05 | 2006-07-12 | 北京中阔科技有限责任公司 | Device for knobby pushing and expanding spiral immersed tube stake and its engineering method |
| CN1730838A (en) * | 2005-08-04 | 2006-02-08 | 张文巨 | Longitudinally inserted horizontally wedged construction pile and its construction method |
| CN205188945U (en) * | 2015-11-24 | 2016-04-27 | 江苏省电力公司连云港供电公司 | Steel -pipe pile device with outer semi -girder |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108252298A (en) * | 2018-01-19 | 2018-07-06 | 河海大学 | A kind of reexpansion stake and its construction method |
| CN108252298B (en) * | 2018-01-19 | 2019-09-10 | 河海大学 | A kind of reexpansion stake and its construction method |
| CN112502134A (en) * | 2020-11-26 | 2021-03-16 | 上海建工五建集团有限公司 | Reinforced steel pipe pile system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105544507B (en) | 2018-01-05 |
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