CN209669852U - Steel-pipe pile transverse direction pile extension device - Google Patents
Steel-pipe pile transverse direction pile extension device Download PDFInfo
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- CN209669852U CN209669852U CN201822188795.XU CN201822188795U CN209669852U CN 209669852 U CN209669852 U CN 209669852U CN 201822188795 U CN201822188795 U CN 201822188795U CN 209669852 U CN209669852 U CN 209669852U
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Abstract
The utility model relates to steel-pipe pile pile extension device related fields, specifically a kind of steel-pipe pile transverse direction pile extension device, it is intended to solve the ropy technical problem of pile extension of the vertical pile extension of existing steel-pipe pile.Including rounding device, rounding device is made of circular arc upper mold and circular arc lower die, and the concave surface of circular arc upper mold and circular arc lower die is oppositely arranged to form the space of accommodating steel-pipe pile；It further include reaction frame, reaction frame is made of top stull, the perpendicular support in two sides and lower part stull, and the lower end of the perpendicular support in two sides is connected with lower part stull, upper end and top stull are detachably connected；The convex surface of circular arc upper mold is connected by the lower surface of the first telescoping mechanism and top stull, and the convex surface of circular arc lower die is connected by the upper surface of the second telescoping mechanism and lower part stull；Further include two fulcrum bearings to support single steel-pipe pile for being divided into reaction frame two sides, the arc surface that the upper surface of fulcrum bearing is arranged horizontally and is adapted to steel-pipe pile outer wall, the arc surface of two fulcrum bearings it is axially coincident.
Description
Technical field
The utility model relates to steel-pipe pile pile extension device related fields, specifically a kind of steel-pipe pile transverse direction pile extension device.
Background technique
Steel-pipe pile diaphragm wall possesses the advantages that steel are recycled entirely, are recycled as foundation pit enclosure structure, but due to its list
The limitation of root long degree usually needs to carry out pile extension operation in the construction process, to meet foundation pit enclosure structure setting in depth
Meter requires.Existing steel-pipe pile pile extension technology mostly uses the construction technology of vertical pile extension, it may be assumed that first sinks to first steel-pipe pile
Stake is set, and when the length that it is exposed to the above pile body in ground is 2-3 meters, steel bushing is welded at pile crown position, then by the
Two steel-pipe piles are vertically sling, and are inserted vertically into steel bushing and are welded.However, first steel-pipe pile is setting process
In, due to the complexity of ground environment, verticality is difficult to ensure, is vertically lifted by crane in second steel-pipe pile and is inserted into steel bushing
In the process, overlap joint quality of the two at pile extension mouth is difficult to control.Meanwhile steel-pipe pile is often depressed into ellipse in the construction process
Shape, steel-pipe pile mouth are difficult to keep circular cross-section, further reduced the pile extension quality of steel-pipe pile.
Utility model content
The utility model aims to solve the problem that the ropy technical problem of pile extension of the vertical pile extension of existing steel-pipe pile.For this purpose, this reality
A kind of steel-pipe pile transverse direction pile extension device is proposed with novel.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of steel-pipe pile transverse direction pile extension device, including rounding device, the rounding device are made of circular arc upper mold and circular arc lower die,
The concave surface of the circular arc upper mold and the concave surface of circular arc lower die are oppositely arranged to form the space of accommodating steel-pipe pile；It further include counter-force
Frame, the reaction frame are made of top stull, the perpendicular support in two sides and lower part stull, the lower end of the perpendicular support in two sides and lower lateral
Support is connected, upper end and top stull are detachably connected；The convex surface of the circular arc upper mold passes through the first telescoping mechanism and top stull
Lower surface be connected, the convex surface of the circular arc lower die is connected by the upper surface of the second telescoping mechanism and lower part stull；Further include
Be divided into the fulcrum bearing to support single steel-pipe pile of reaction frame two sides, the upper surface of the fulcrum bearing be arranged horizontally and with
Steel-pipe pile outer wall adaptation arc surface, the arc surface of two fulcrum bearings it is axially coincident.
Further, all horizontal extension has end plate, the end plate outward at the both ends of the circular arc upper mold and circular arc lower die
On be all fixed with first telescoping mechanism or the second telescoping mechanism.
Further, first telescoping mechanism and the second telescoping mechanism are all jack, and one end of the jack is solid
It is scheduled on the end plate.
Further, the inner surface of the end plate is fixed with to prevent rounding device is excessive to steel-pipe pile pressure from generating instead
To the limited block of deformation.
Further, the upper end of the perpendicular support in the side and top stull pass through pin connection.
Further, the upper surface of the top stull is fixed with lifting lug.
Further, the concave surface of the circular arc upper mold and the convex surface of circular arc lower die are all provided with reinforcing rib.
Further, steel plate is reinforced in the junction setting of the perpendicular support of the top stull and side.
Further, the fulcrum bearing includes multiple supporting piers being independently arranged, and the upper surface of the support pier is set as
The arc surface being adapted to steel-pipe pile outer wall.
The beneficial effects of the utility model are: the utility model provides a kind of steel-pipe pile transverse direction pile extension device, it is provided with anti-
Power frame and rounding device, rounding device connects by telescoping mechanism with reaction frame, and when use is acted on by the pressure of rounding device can general
The steel-pipe pile of deformation is corrected, and ensures that its section is circular cross-section, and then improve the pile extension quality of two steel-pipe piles；It is additionally provided with branch
Seat is held, by the coincidence of the level of fulcrum bearing upper surface and two fulcrum bearing axial directions, to ensure the perpendicular of two steel-pipe pile connections
Straight degree, further improves the pile extension quality of two steel-pipe piles；Pre- pile extension can be carried out to steel-pipe pile using the present apparatus, realize stake
The disposable pile sinking of body is set, and is significantly improved the piling construction efficiency of steel-pipe pile, is shortened construction period, has saved construction
Cost.
Detailed description of the invention
Fig. 1 is the mounting structure schematic diagram of the utility model.
Specific embodiment
Referring to Fig.1, a kind of steel-pipe pile transverse direction pile extension device of the utility model, including rounding device, the rounding device is by justifying
The concave surface of arc upper mold 1-1 and circular arc lower die 1-2 composition, the circular arc upper mold 1-1 and circular arc lower die 1-2 are oppositely arranged to be formed and be held
Set the space of steel-pipe pile 2；It further include reaction frame, the reaction frame is by top stull 3-1, the perpendicular support 3-2 in two sides and lower part stull
3-3 composition, the lower end of the perpendicular support 3-2 in two sides is connected with lower part stull 3-3, upper end and top stull 3-1 are detachably connected；
The convex surface of the circular arc upper mold 1-1 is connected by the lower surface of the first telescoping mechanism 4 and top stull 3-1, the circular arc lower die
The convex surface of 1-2 is connected by the upper surface of the second telescoping mechanism 5 and lower part stull 3-3；It further include being divided into reaction frame two sides
To support the fulcrum bearing 6 of single steel-pipe pile 2, the upper surface of the fulcrum bearing 6 is arranged horizontally and is adapted to 2 outer wall of steel-pipe pile
Arc surface, the arc surface of two fulcrum bearings 6 it is axially coincident.It is fitted in use, the present apparatus need to be configured with steel-pipe pile standard size
The upper welded plate 7 for the arcuation matched and lower welded plate 8, according to the following steps operate: the first step, by fulcrum bearing 6, lower part stull 3-3 and
The perpendicular support 3-2 in the side being fixed on lower part stull 3-3, circular arc lower die 1-2 are mounted on ground predetermined position；Second step passes through second
Telescoping mechanism 5 adjusts the height of circular arc lower die 1-2, flushes its concave surface and the upper surface of support base 6；Third step, under circular arc
Place the lower welding piece 8 of arcuation to be welded in the concave surface of mould 1-2；Two are needed the steel-pipe pile 2 of pile extension to support respectively by the 4th step
In two fulcrum bearings 6, its pile extension mouth is made to be placed in the upper surface of lower welding piece 8, at this moment, due to the deformation in 2 section of steel-pipe pile
It will lead to steel-pipe pile 2 and be slightly slanted that (here, 6 upper surface of fulcrum bearing is the arc surface being adapted to steel-pipe pile 2, can ensure that support is steady
It is fixed, the axially coincident vertical degree for having ensured the connection of two steel-pipe piles 2 of 6 upper surface of fulcrum bearing level and two fulcrum bearings 6)；The
Five steps place the upper welding piece 7 of arcuation to be welded, and the top stull that circular arc upper mold 1-1 will be housed on the top of pile extension mouth
3-1 is detachably secured to the upper end of the perpendicular support 3-2 in side；6th step adjusts the first telescoping mechanism 4, makes its elongation, drive circular arc upper mold
The concave surface of 1-1 is connected on welding piece 7, and continues to be pressed downward, until steel-pipe pile 2 is horizontal, at this moment the section of steel-pipe pile 2 is pressed
At circle；Steel-pipe pile 2 and upper welding piece 7 and lower welding piece 8 are welded, three are welded and fixed by the 7th step, here, weldering
The axial width of contact pin should be greater than the width of circular arc upper mold 1-1 and circular arc lower die 1-2, axial the two of welding piece when ensureing welding
Rounding device is stretched in outside edge, is able to carry out welding；8th step, adjust the first telescoping mechanism 4, make its shortening, make welding piece 7 with
Circular arc upper mold 1-1 is detached from, and dismantles top stull 3-1, and the top stull 3-1 equipped with circular arc upper mold 1-1 is hung away；9th step rises
Hang the steel-pipe pile 2 of pile extension completion.
Further, all horizontal extension has end plate 1-4 outward at the both ends of the circular arc upper mold 1-1 and circular arc lower die 1-2,
First telescoping mechanism 4 or the second telescoping mechanism 5 are all fixed on the end plate 1-4.Such structure stress is uniform, into one
Step improves the structural reliability of whole device, and ensureing smoothly to press circle for the section of steel-pipe pile 2.
Preferably, first telescoping mechanism 4 and the second telescoping mechanism 5 are all jack, and one end of the jack is solid
It is scheduled on the end plate 1-4.Jack is convenient for operation and can provide more sufficient pressure.In other embodiments, telescopic machine
Other common telescoping mechanisms such as cylinder, hydraulic cylinder can also be used in structure.
Further, the inner surface of the end plate 1-4 is fixed with to prevent rounding device to the excessive production of 2 pressure of steel-pipe pile
The limited block 1-3 of raw reversal deformation.Here, limit can be easily arranged in those skilled in the art according to the diameter of steel-pipe pile 2
The size and shape of block 1-3 ensure when limited block 1-3 is abutted and limited, the concave surface of circular arc upper mold 1-1 and circular arc lower die 1-2's
The circular configuration of exactly 2 standard of steel-pipe pile formed between concave surface keeps its section extensive can correct the steel-pipe pile 2 of deformation
Again at circle.Specifically, limited block 1-3 is welded on end plate 1-4 using bloom.
Preferably, the upper end of the perpendicular support 3-2 in the side is connect with top stull 3-1 by pin 3-4, and connection is reliable, disassembly side
Just.
Further, the upper surface of the top stull 3-1 is fixed with lifting lug 3-5, to lift top stull 3-1, side
Just its installation and disassembly.
For the structural strength for improving circular arc upper mold 1-1 and circular arc lower die 1-2, the circular arc upper mold 1-1 and circular arc lower die 1-2
Convex surface be all provided with reinforcing rib 1-5.
For the structural rigidity for improving top stull 3-1 and the perpendicular support 3-2 in side, the company of the top stull 3-1 and the perpendicular support 3-2 in side
It connects place's setting and reinforces steel plate 3-6.
As a kind of preferred structure of fulcrum bearing 6, the fulcrum bearing 6 includes multiple supporting piers being independently arranged, the branch
The upper surface of support pier is set as the arc surface being adapted to 2 outer wall of steel-pipe pile, in use, supporting pier is fixed on the ground.
The above specific structure and dimension data are illustrated to the preferred embodiment of the utility model, but this reality
It is not limited to the specific embodiments with novel creation, those skilled in the art are in the premise without prejudice to the spirit of the present invention
Various equivalent deformation or replacement can be also made down, these equivalent deformations or replacement are all contained in the claim of this application and are limited
In fixed range.
Claims (9)
1. steel-pipe pile transverse direction pile extension device, it is characterised in that: including rounding device, the rounding device is by circular arc upper mold (1-1) and circle
Arc lower die (1-2) composition, the concave surface of the circular arc upper mold (1-1) and the concave surface of circular arc lower die (1-2) are oppositely arranged to be formed and be held
Set the space of steel-pipe pile (2)；Further include reaction frame, the reaction frame by top stull (3-1), the perpendicular support (3-2) in two sides and under
Portion's stull (3-3) composition, the lower end of the perpendicular support (3-2) in two sides and lower part stull (3-3) be connected, upper end and top stull
(3-1) is detachably connected；The convex surface of the circular arc upper mold (1-1) passes through under the first telescoping mechanism (4) and top stull (3-1)
Surface is connected, and the convex surface of the circular arc lower die (1-2) is solid by the upper surface of the second telescoping mechanism (5) and lower part stull (3-3)
Even；It further include two fulcrum bearings (6) to support single steel-pipe pile (2) for being divided into reaction frame two sides, the fulcrum bearing (6)
The upper surface arc surface that is arranged horizontally and is adapted to steel-pipe pile (2) outer wall, the axial direction weight of the arc surface of two fulcrum bearings (6)
It closes.
2. steel-pipe pile transverse direction pile extension device according to claim 1, it is characterised in that: the circular arc upper mold (1-1) and circle
All horizontal extension has end plate (1-4) outward at the both ends of arc lower die (1-2), is all fixed with described first on the end plate (1-4)
Telescoping mechanism (4) or the second telescoping mechanism (5).
3. steel-pipe pile transverse direction pile extension device according to claim 2, it is characterised in that: first telescoping mechanism (4) and
Second telescoping mechanism (5) is all jack, and one end of the jack is fixed on the end plate (1-4).
4. steel-pipe pile transverse direction pile extension device according to claim 3, it is characterised in that: the inside table of the end plate (1-4)
Face is fixed with to prevent the rounding device limited block (1-3) for generating reversal deformation excessive to steel-pipe pile (2) pressure.
5. steel-pipe pile transverse direction pile extension device according to claim 1-4, it is characterised in that: the perpendicular support (3- in the side
2) upper end is connect with top stull (3-1) by pin (3-4).
6. steel-pipe pile transverse direction pile extension device according to claim 5, it is characterised in that: the top stull (3-1) it is upper
Surface is fixed with lifting lug (3-5).
7. steel-pipe pile transverse direction pile extension device according to claim 6, it is characterised in that: the circular arc upper mold (1-1) and circle
The convex surface of arc lower die (1-2) is all provided with reinforcing rib (1-5).
8. steel-pipe pile transverse direction pile extension device according to claim 7, it is characterised in that: the top stull (3-1) and side
Steel plate (3-6) is reinforced in the junction setting of perpendicular support (3-2).
9. steel-pipe pile transverse direction pile extension device according to claim 1, it is characterised in that: the fulcrum bearing (6) includes multiple
The supporting pier being independently arranged, the upper surface of the supporting pier are set as the arc surface being adapted to steel-pipe pile (2) outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822188795.XU CN209669852U (en) | 2018-12-25 | 2018-12-25 | Steel-pipe pile transverse direction pile extension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822188795.XU CN209669852U (en) | 2018-12-25 | 2018-12-25 | Steel-pipe pile transverse direction pile extension device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209669852U true CN209669852U (en) | 2019-11-22 |
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ID=68563344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822188795.XU Active CN209669852U (en) | 2018-12-25 | 2018-12-25 | Steel-pipe pile transverse direction pile extension device |
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| CN (1) | CN209669852U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555114A (en) * | 2018-12-25 | 2019-04-02 | 中铁十七局集团有限公司 | Steel-pipe pile transverse direction pile extension device |
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2018
- 2018-12-25 CN CN201822188795.XU patent/CN209669852U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555114A (en) * | 2018-12-25 | 2019-04-02 | 中铁十七局集团有限公司 | Steel-pipe pile transverse direction pile extension device |
| CN109555114B (en) * | 2018-12-25 | 2023-10-03 | 中铁十七局集团有限公司 | Transverse pile splicing device for steel pipe pile |
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