CN206015681U - A kind of marine static load pile-sinking device - Google Patents
A kind of marine static load pile-sinking device Download PDFInfo
- Publication number
- CN206015681U CN206015681U CN201621031961.XU CN201621031961U CN206015681U CN 206015681 U CN206015681 U CN 206015681U CN 201621031961 U CN201621031961 U CN 201621031961U CN 206015681 U CN206015681 U CN 206015681U
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- CN
- China
- Prior art keywords
- pile
- pile body
- truss
- wirerope
- sinking
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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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of marine static load pile-sinking device, including distribution in alignment, the pile body sunk under sea bed face and four barrel bases, four barrel bases are symmetrically distributed in the both sides of pile body, suspension centre is interval with four barrel base upper surfaces, inlet/outlet valve, pile body upper end is set with pile cover, pile cover upper end is fixedly connected with loading truss, loading truss lower surface is connected by vertical wirerope respectively with the suspension centre on four barrel bases, steel cable tensioner is equipped with every wirerope, loading truss is made to be subject to downdrag by steel cable tensioner, the downdrag that loading truss is subject to is ultimately transferred to pile body, and then make pile body gradually sink, so as to reach the purpose of static load pile sinking.Vertical load on the utility model wirerope is transformed into the sinking load of pile body, and which does not produce and pile body is sunk without the horizontal component for helping, and pile sinking load is big, efficiency high；Construction is simple, convenient, without the need for main equipment, with good economy and practicality.
Description
Technical field：
The utility model is related to marine pile sinking technology, more particularly to a kind of marine static load pile-sinking device.
Background technology：
Pile foundation has been widely used in harbour, ocean and science of bridge building field.At present, piling construction is at sea carried out
Typically there are two class methods：One class is plus dynamic impact forces are driven into stake in seabed soil, another kind of is plus stake is tied by static ballast
Structure is pressed in seabed soil.
When at sea being driven piles using pile driving barge, required special pile driving barge cost of use is high, there is noise pollution, to other
There is potential flutter failure in building, work progress is easily affected by stormy waves factor, particularly in river course, river mouth and tide
The big marine site of stream, the piling ship positionning for as water velocity is big, positioned by anchor hawser, shifting, displacement are difficult, and piling efficiency is low.
It can be seen that, in the environment that should not adopt dynamic impact piling, static load pile sinking process need to be selected.
Chinese patent Authorization Notice No. CN2464778Y discloses a kind of device of static load pile sinking waterborne, and which is mainly by stake
Stretcher on cap, cartridge type suction anchor, wirerope and wirerope is constituted, and makes the full foundation soil that sinks under the water of pile body by the pulling force of wirerope
In.The patent is limited in that：Wirerope tilting action is on pile cover, it is assumed that angle of the wirerope pulling force for F, wirerope and horizontal plane
For θ, then the vertical lower pulling force that each cartridge type suction anchor is provided is only Fsin θ；Fsin θ=0.5F if θ=30 °, i.e. only wirerope
The half of pulling force F is helpful to pile sinking, it is seen that its pile sinking load is less, less efficient；In addition, the horizontal component of wirerope pulling force F
Fcos θ are produced can also cartridge type suction anchor and incline, rotate, and then reduce the pile sinking energy of barrel base not only to pile sinking without help
Power.It can be seen that, easy, efficient static load pile-sinking device to be developed.
Utility model content：
In order to make up the deficiency of prior art problem, the purpose of this utility model is to provide and a kind of marine static load pile sinking dress
Put, which is simple to operate, conveniently marine static load pile sinking is constructed.
The technical solution of the utility model is as follows：
Marine static load pile-sinking device, it is characterised in that including distribution in alignment, four buckets sinking under sea bed face
Shape basis, four barrel bases are symmetrically distributed in the both sides of pile body, are interval with suspension centre, turnover on four barrel base upper surfaces
Water valve, treats that heavy pile body upper end of passing through is set with pile cover, and pile cover upper end is fixedly connected with loading truss, loads truss lower surface with four
Suspension centre on barrel base is connected by vertical wirerope respectively, is equipped with steel cable tensioner on every wirerope.
Described marine static load pile-sinking device, it is characterised in that described suspension centre is arranged on the top center of barrel base.
Described marine static load pile-sinking device, it is characterised in that described loading truss is by middle loading truss and its two
The prolongation loading truss of side is constituted, and the midpoint of middle loading truss is located on pile body central axis.
The utility model has the advantages that：
1st, four barrel bases of the utility model are symmetrically distributed in pile body both sides, and wirerope is vertically distributed connection barrel base
With loading truss, on wirerope, vertical load is transformed into the sinking load of pile body, and which will not produce and pile body is sunk without help
Horizontal component, pile sinking load is big, efficiency high.
2nd, the utility model construction is simple, convenient, without the need for main equipment, economical and practicality.
Description of the drawings：
Fig. 1 is the utility model sea static load pile-sinking device front view.
Fig. 2 is the utility model sea static load pile-sinking device top view.
Fig. 3 is the symmetrical injection pile foundation both sides sea bed schematic diagram of the utility model barrel base.
Fig. 4 is that the utility model installs pile cover and middle loading truss schematic diagram.
Fig. 5 is installed and tensioning wirerope schematic diagram for two barrel bases of the utility model Adjacent Pile Foundation.
Fig. 6 is that the utility model loading truss both sides lengthen continued access schematic diagram.
Description of reference numerals：1st, barrel base；2nd, inlet/outlet valve；3rd, suspension centre；4th, wirerope；5th, steel cable tensioner；6th, pile body；
7th, pile cover；8th, truss is loaded；A, sea bed face；B, sea level.
Specific embodiment：
Referring to accompanying drawing：
Marine static load pile-sinking device, including distribution in alignment, four barrel bases 1 sinking under sea bed face, four
Individual barrel base 1 is symmetrically distributed in the both sides of pile body 6, is interval with suspension centre 3, inlet/outlet valve on four 1 upper surfaces of barrel base
2, use for connecting external pipe and extracting negative pressure, treat that heavy 6 upper end of pile body of passing through is set with pile cover 7,7 upper end of pile cover be fixedly connected with plus
Truss 8 is carried, 8 lower surface of loading truss is connected by vertical wirerope 4 respectively with the suspension centre 3 on four barrel bases 1, every steel
Steel cable tensioner 5 is equipped with cable 4, makes loading truss 8 be subject to downdrag by the steel cable tensioner 5 on tensioning wirerope 4, plus
The downdrag that load truss 8 is subject to is ultimately transferred to pile body 6, and then makes pile body 6 gradually sink, so as to reach the mesh of static load pile sinking
's.
Suspension centre sets 3 and puts the top center in barrel base 1.
For the ease of transport and installation, loading truss is typically formed using multistage truss assembling；Loading truss 8 is added by middle
The prolongation loading truss for carrying truss and its both sides equal length is constituted, and makes loading truss can exceed that farthest two barrel bases in two ends
1 surface, the midpoint of middle loading truss are located on pile body central axis, the midpoint of the loading truss 8 after overall package
It is located on pile body central axis.
Loading truss 8 should have enough intensity and rigidity, can bear axle power, shearing and moment of flexure that wirerope 4 is passed over,
And with enough safety stocks.
The position contacted with wirerope 4 on loading truss 8, should be strengthened using reinforcement steel plate, prevent stress concentration and send out y life bars
Part local yielding deforms.
Using assistant board, bolt connection or other methods, loading truss 8 is made to be connected with pile cover 7 integral, and pile cover 7
On should be provided with limit configuration, loading truss 8 do not slided in use, come off, it is ensured that carry truss 8 monolithic stability.
The top of wirerope 4 is connected with steel cable tensioner 5, and which can make 4 tensioning of wirerope, and the enough pulling force needed for providing.
Marine static load pile-sinking device work progress is as follows：
1), pile body positioning is heavy with barrel base passes through：
In specified offshore construction point, pile body 6 is vertically located in plan injection point using equipment, depth of penetration is can guarantee that
The perpendicularity of pile body 6 itself and certain vertical load can be born and lateral displacement is not occurred and is defined.Again centered on pile body 6,
Four barrel bases 1 are symmetrically sunk to contacting sea bed by both sides altogether, make which by 2 extracting vacuum of inlet/outlet valve of barrel base 1
Sink to enough depth in seabed soil；After construction terminates, four barrel bases 1 and pile body 6 are distributed in line；
Usually, after can inlaying a hemisphere face body at the top of pile body 6, then pile cover 7 is put, pile cover 7 is with corresponding indent
Sphere hole；So, equivalent to contacting, which transmits vertical load to the connection between pile cover 7 and pile body 6, and does not transmit
Moment of flexure, it is ensured that pile body 6 is not occurred lateral displacement along vertical press-in sea bed.
2), pile cover and middle loading truss are installed：
Pile cover 7 and servicing unit are enclosed within pile body 6, then middle loading truss 8 is placed on pile cover 7.Pile cover 7 and centre
Loading truss 8 is mutually permanently connected by servicing unit；
Limit configuration should be provided with pile cover 7 or pile body 6, loading truss 8 do not slided in use, come off, really
Protect the monolithic stability for carrying truss 8.
3), the wirerope of two barrel bases nearest from pile body is installed：
To from two nearest barrel bases of pile body 6, the suspension centre 3 on connection barrel base 1 for making wirerope 4 vertical and centre
Loading truss 8, makes the wirerope 4 of two barrel bases 1 of connection tense loading truss 8 by preliminary tensioning steel cable tensioner 5, is formed
Rock-steady structure；
Tensioning steel cable tensioner 5, only makes the pulling loading truss 8 of wirerope 4 form rock-steady structure, conveniently subsequently adds herein
Carry the continued access and prolongation of truss.
4), in middle loading truss both sides continued access, prolongation loading truss：
In 8 both sides of middle loading truss, symmetrically continued access, prolongation load truss, make loading truss 8 can exceed that two ends are farthest
The surface of two barrel bases 1；
The part of the mutual continued access of loading truss, is provided with junction steel plate and bolt hole, is fixedly connected using bolt.Junction should
Maximum axle power in work progress, shearing and moment of flexure can be born, and with certain safety stock.
5), the wirerope of remaining two barrel bases is installed, and implements uniform load operation：
To from two farthest barrel bases of pile body 6, the suspension centre 3 on connection barrel base 1 for making wirerope 4 vertical and loading
Truss 8, the tension loading truss 8 of wirerope 4 that the two barrel bases 1 of connection are made by preliminary tensioning steel cable tensioner 5；
So far, tentatively tensioning, pulling load truss 8 to four barrel bases, form stable loading system；While by
The pulling force of every wirerope 4 of the gradually steel cable tensioner 5 above four barrel bases of tensioning, and holding is essentially identical, makes the drawing of wirerope 4
Power becomes the sinking load of pile body 6, gradually in 6 injection sea bed of pile body；
In static load pile driving process, the levelness for loading truss 8 should be kept.If it was found that loading truss 8 produces inclination, should pass through
Pulling force on adjustment diverse location wirerope 4, makes loading truss 8 return horizontality；After pile body 6 sinks to reaching predetermined value, pass through
After detecting that its plummet degree meets requirement, static load piling construction is completed.
After being terminated using the carried device static load pile sinking of the utility model, each steel cable tensioner 5 is unclamped, wirerope 4 is taken off, removed
Loading truss 8, by the inlet/outlet valve 2 of each barrel base to water filling in bucket, barrel base is gradually moved up and is finally extracted
Sea bed, each barrel base of lift-off complete the dismounting work of the proposed device of the utility model.
The utility model is not limited to above-mentioned specific embodiment, according to the above, according to the ordinary skill of this area
Knowledge and customary means, under the premise of without departing from the above-mentioned basic fundamental thought of the utility model, the utility model can also be made
The equivalent modifications of other various ways, replacement or change, all fall within protection domain of the present utility model.
Claims (3)
1. a kind of marine static load pile-sinking device, it is characterised in that including distribution in alignment, sink under sea bed face four
Barrel base, four barrel bases are symmetrically distributed in the both sides of pile body, be interval with suspension centre, enter on four barrel base upper surfaces
Outlet valve, treats that heavy pile body upper end of passing through is set with pile cover, and pile cover upper end is fixedly connected with loading truss, loading truss lower surface and four
Suspension centre on individual barrel base is connected by vertical wirerope respectively, is equipped with steel cable tensioner on every wirerope.
2. marine static load pile-sinking device according to claim 1, it is characterised in that described suspension centre is arranged on barrel base
Top center.
3. marine static load pile-sinking device according to claim 1, it is characterised in that described loading truss is loaded by centre
The prolongation loading truss of truss and its both sides is constituted, and the midpoint of middle loading truss is located on pile body central axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621031961.XU CN206015681U (en) | 2016-08-31 | 2016-08-31 | A kind of marine static load pile-sinking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621031961.XU CN206015681U (en) | 2016-08-31 | 2016-08-31 | A kind of marine static load pile-sinking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206015681U true CN206015681U (en) | 2017-03-15 |
Family
ID=58259917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621031961.XU Expired - Fee Related CN206015681U (en) | 2016-08-31 | 2016-08-31 | A kind of marine static load pile-sinking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206015681U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106193041A (en) * | 2016-08-31 | 2016-12-07 | 合肥学院 | A kind of marine static load pile-sinking device and construction method thereof |
-
2016
- 2016-08-31 CN CN201621031961.XU patent/CN206015681U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106193041A (en) * | 2016-08-31 | 2016-12-07 | 合肥学院 | A kind of marine static load pile-sinking device and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20170831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |