CN107268672B - A kind of plate anchor foundation mounting structure and method convenient for control rotation gradient - Google Patents
A kind of plate anchor foundation mounting structure and method convenient for control rotation gradient Download PDFInfo
- Publication number
- CN107268672B CN107268672B CN201710637818.8A CN201710637818A CN107268672B CN 107268672 B CN107268672 B CN 107268672B CN 201710637818 A CN201710637818 A CN 201710637818A CN 107268672 B CN107268672 B CN 107268672B
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- CN
- China
- Prior art keywords
- plate anchor
- gear
- caisson
- rotation
- chain
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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
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/52—Submerged foundations, i.e. submerged in open water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
- E02D23/08—Lowering or sinking caissons
Abstract
The invention discloses a kind of plate anchor foundation mounting structures and method convenient for control rotation gradient, including caisson, the top of caisson is provided with gear by lifting support frame, card slot is offered in the bottom sidewall of caisson, the both ends of plate anchor are connected with bull stick, bull stick is set in card slot and can rotate, and lower gear is fixedly connected on plate anchor, is engaged and is connected by chain between gear, lower gear.Mounting structure of the invention can be realized the rotation installation of plate anchor foundation, and can avoid the loss of plate anchor foundation buried depth in installation process, to guarantee the bearing capacity of plate anchor foundation, guarantees that plate anchor foundation is stablized and works normally.Installation method of the invention is compared with existing mounting means, by the rotation for controlling gear, the rotation installation process of plate anchor foundation can be precisely controlled, while avoid plate anchor foundation from rotating buried depth caused by installation process and losing, it will is extremely advantageous to the installment work of plate anchor foundation.
Description
Technical field
The present invention relates to the anchorage technology fields of deep-sea floating platform, are related specifically to a kind of convenient for control rotation gradient
Plate anchor foundation mounting structure and method.
Background technique
Plate anchor foundation is that a kind of novel sea foundation pattern passes through heaving pile and floating after plate anchor foundation is installed
Platform is fixed on a certain region, is worked normally.The injection mode of suction caisson has been used for reference in the installation of plate anchor foundation, will
Plate anchor foundation is stuck in caisson bottom, is self-possessed with the suction that draws water by caisson by plate anchor injection to specified sea bed depth, this
The plate anchor that sample sinks be it is vertical, need also to need to make plate anchor to tilt according to operating condition, the way of the prior art be as
Centrifuge modelling to assess consolidation following keying of directly
Remembered in embedded plate anchors, A.P.Blake, Institute of Technology, Sligo, Ireland
It carries, first caisson is extracted, and fasten the hawser for pulling on plate anchor, plate anchor is pulled into inclination, as shown in Figure 1,
Pull be allowed to inclined during, will cause the loss of plate anchor foundation buried depth, to reduce the carrying energy of plate anchor foundation
Power.If the initial buried depth of plate anchor foundation expanded, to make up the loss of caused buried depth in tilting procedure, peace will lead to
Fill increased costs.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of plate anchor foundations convenient for control rotation gradient to install knot
Structure and method, plate anchor foundation sinks down into the laggard line tilt of projected depth with caisson and rotates, again by caisson after the completion of inclination
It extracts, can accurately control rotation tilt angle in tilting procedure, and not will lead to plate anchor foundation buried depth in rotary course
Loss.
In order to solve the above technical problems, the present invention adopts the following technical solutions:
A kind of plate anchor foundation mounting structure convenient for control rotation gradient, which is characterized in that including caisson, caisson
Top is provided with gear by lifting support frame, and card slot is offered in the bottom sidewall of caisson, and the both ends of plate anchor are connected with
Bull stick, bull stick are set in card slot and can rotate, and lower gear is fixedly connected on plate anchor, lead between gear, lower gear
Cross chain engagement connection.
The present invention is adjusted to the caisson in existing mounting means, gear is installed at the top of caisson, and select
The support frame of adjustable height is supported.Plate anchor has been arranged in caisson bottom before caisson sinking, on plate anchor
It is fixedly connected with lower gear, chain is provided between upper and lower gear and is tightly engaged with two gears, so as in control rotation
When gear, the angle of plate anchor foundation can be adjusted.It may be right in rotary course additionally, due to plate anchor foundation
Heaving pile has an impact, and in caisson close to heaving pile side reserved space, is not influenced to mention by heaving pile for plate anchor foundation rotary course
For advantage.
Heretofore described chain is used to transmit the power between lower gear, due to partial devices meeting in installation process
In the soil body, blocked in order to avoid being generated at chain and Gear Contact, on the basis for not influencing normal function in chain design
On should design more hole, convenient for the soil body device extruding under generate flowing, to avoid blocking.
A kind of plate anchor foundation installation method convenient for control rotation gradient, which is characterized in that plate anchor is with caisson one
It rises, guarantees that the chain between gear and lower gear is in tension state always in sinking watching, plate anchor, which is sunk down into, to be set
After counting depth, control gear rotation is rotated by chain-driving lower gear, and lower gear drives the rotation of plate anchor, plate anchor
Rotation gradient is determined by the rotational angle of gear, is rotated after plate anchor to required gradient, is stopped the rotation of gear,
So that support frame is reduced to make the chain relaxation between upper and lower gear, so that chain is detached from lower gear, control and pulled out on caisson, caisson connects
Same gear, chain are detached from plate anchor together.
Preferably, heaving pile is connected on plate anchor heaving pile is fixed on floating platform after caisson is detached from plate anchor,
Plate anchor is fixedly linked with floating platform.
Support frame of the present invention is used to support the gear at the top of caisson, and plate anchor needs after rotating to design angle
Mounting structure is withdrawn, select the support frame of adjustable height that can reduce after the completion of plate anchor foundation rotates
The height of gear makes the chain between upper and lower gear relax, recycle other machinery by caisson, together with gear, chain
On pull out into and withdraw.
The present invention has the following technical effect that after adopting the above scheme
Mounting structure of the invention can be realized the rotation installation of plate anchor foundation, and can avoid plate in installation process
The loss of anchor foundation buried depth guarantees that plate anchor foundation is stablized and works normally to guarantee the bearing capacity of plate anchor foundation.
Installation method of the invention, can be to plate anchor by controlling the rotation of gear compared with existing mounting means
The rotation installation process on basis is precisely controlled, while being avoided plate anchor foundation from rotating buried depth caused by installation process and being lost,
It will be extremely advantageous to the installment work of plate anchor foundation.
Detailed description of the invention
Fig. 1 is that plate anchor rotates work progress schematic diagram in the prior art；
Fig. 2 is the overall schematic of mounting structure of the present invention；
Fig. 3 is the partial structural diagram of gear；
Fig. 4 is the partial structural diagram of lower gear；
Fig. 5 shows plate anchor in the mounting structure of caisson bottom；
Fig. 6 shows installation process of the invention.
In figure: 1- caisson；2- plate anchor；3- heaving pile；4- chain；5- gear；6- lower gear；7- lifting support frame；8-
Bull stick；9- card slot.
Specific embodiment
The present invention is described further with reference to the accompanying drawing.
As shown in Figure 2-5, a kind of plate anchor foundation mounting structure convenient for control rotation gradient, including caisson 1, caisson
Top gear 5 is provided with by lifting support frame 7, card slot 9, the both ends of plate anchor 2 are offered in the bottom sidewall of caisson
It is connected with bull stick 8, bull stick is set in card slot and can rotate, and lower gear 6, gear, lower tooth are fixedly connected on plate anchor
Pass through the engagement connection of chain 4 between wheel.
Correspondingly a kind of plate anchor foundation installation method convenient for control rotation gradient, plate anchor are removed with caisson one
Heavy, the sinking principle of caisson is the prior art, guarantee in sinking watching the chain between gear and lower gear be in always by
Tension state, after plate anchor sinks down into projected depth, control gear rotation is rotated, lower gear band by chain-driving lower gear
Dynamic plate anchor rotation, the rotation gradient of plate anchor is determined by the rotational angle of gear, is rotated to plate anchor to required inclination
After degree, stop the rotation of gear, so that support frame is reduced to make the chain relaxation between upper and lower gear, chain is made to be detached from lower tooth
Wheel is controlled and is pulled out on caisson, and caisson is detached from plate anchor together with gear, chain.Heaving pile 3, caisson are connected on plate anchor
After being detached from plate anchor, heaving pile is fixed on floating platform, plate anchor is fixedly linked with floating platform.
Working principle are as follows: plate anchor sinks together with caisson, and in sinking watching, gear and lower gear and chain are tight
Close occlusion when needing to rotate inclination, controls the rotation of gear, can pass through chain after plate anchor sinks down into projected depth
Lower gear is transferred power to, because lower gear is to be fixedly connected with mode with plate anchor, so lower gear can drive simultaneously when rotating
Plate anchor rotates together, realizes upper and lower gear-linked rotation.It rotates after plate anchor to design angle or gradient, it is heavy to reduce
The height of the lifting support of box top makes to connect the chain relaxation of lower gear, recycle other mechanical by caisson, gear,
Chain pull out withdrawing to the direction far from plate anchor foundation.
During the installation process, the rotation angle of control lower gear can be reached by rotating the angle of gear, it can
It is accurately controlled the rotation angle of plate anchor.For example, gear is identical with lower gear size, the number of teeth is 18, is needed with plate anchor
For rotating 60 degree counterclockwise, gear is driven to rotate counterclockwise by motor acceleration and deceleration device, to be precisely controlled gear
3 numbers of teeth are rotated, i.e. gear rotates 60 degree, and gear rotates 3 numbers of teeth by chain-driving lower gear, to realize plate
Anchor rotates 60 degree counterclockwise.When plate anchor needs to rotate clockwise 30 degree, gear is driven to revolve clockwise by control motor
Turn, control gear rotates 1 tooth half, that is, rotates 30 degree, 1 tooth half is rotated by chain-driving lower gear, to realize plate anchor
Rotate clockwise 30 degree.
Claims (2)
1. a kind of plate anchor foundation installation method convenient for control rotation gradient, which is characterized in that described convenient for control rotation
The plate anchor foundation of gradient includes caisson, and the top of caisson is provided with gear, the bottom side of caisson by lifting support frame
Card slot is offered on wall, the both ends of plate anchor are connected with bull stick, and bull stick is set in card slot and can rotate, fixed on plate anchor
It is connected with lower gear, is engaged and is connected by chain between gear, lower gear；
Installation method includes: that plate anchor sinks with caisson, guarantees the chain between gear and lower gear in sinking watching
Always it is in tension state, after plate anchor sinks down into projected depth, control gear rotation is rotated by chain-driving lower tooth
Dynamic, lower gear drives the rotation of plate anchor, and the rotation gradient of plate anchor is determined by the rotational angle of gear, rotates to plate anchor
After to required gradient, stop the rotation of gear, so that support frame is reduced to make the chain relaxation between upper and lower gear, make chain
Item is detached from lower gear, controls and pulls out on caisson, caisson is detached from plate anchor together with gear, chain.
2. a kind of plate anchor foundation installation method convenient for control rotation gradient according to claim 1, feature exist
In being connected with heaving pile on plate anchor, after caisson is detached from plate anchor, heaving pile be fixed on floating platform, by plate anchor and floating
Formula platform is fixedly linked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710637818.8A CN107268672B (en) | 2017-07-31 | 2017-07-31 | A kind of plate anchor foundation mounting structure and method convenient for control rotation gradient |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710637818.8A CN107268672B (en) | 2017-07-31 | 2017-07-31 | A kind of plate anchor foundation mounting structure and method convenient for control rotation gradient |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107268672A CN107268672A (en) | 2017-10-20 |
| CN107268672B true CN107268672B (en) | 2019-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710637818.8A Active CN107268672B (en) | 2017-07-31 | 2017-07-31 | A kind of plate anchor foundation mounting structure and method convenient for control rotation gradient |
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| CN (1) | CN107268672B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108316340B (en) * | 2018-04-04 | 2020-04-28 | 合肥学院 | Suction penetration type flat plate anchor with rotary bottom plate |
| CN110510067A (en) * | 2019-09-19 | 2019-11-29 | 上海交通大学 | A kind of double anchor slab suction penetration type normal direction load anchors and its installation method |
| CN111335354B (en) * | 2019-11-11 | 2021-06-04 | 合肥学院 | Ocean anchor foundation construction device with adjustable height |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1766238A (en) * | 2004-10-26 | 2006-05-03 | 光洋自动机株式会社 | Dredging device for caisson |
| CN1776119A (en) * | 2004-11-19 | 2006-05-24 | 光洋自动机株式会社 | Caisson structure |
| KR20160107431A (en) * | 2015-03-04 | 2016-09-19 | 윤종현 | Underwater structure construction apparatus and construction method |
| CN106592619A (en) * | 2017-01-19 | 2017-04-26 | 东南大学 | Suction type caisson foundation with cross plates |
-
2017
- 2017-07-31 CN CN201710637818.8A patent/CN107268672B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1766238A (en) * | 2004-10-26 | 2006-05-03 | 光洋自动机株式会社 | Dredging device for caisson |
| CN1776119A (en) * | 2004-11-19 | 2006-05-24 | 光洋自动机株式会社 | Caisson structure |
| KR20160107431A (en) * | 2015-03-04 | 2016-09-19 | 윤종현 | Underwater structure construction apparatus and construction method |
| CN106592619A (en) * | 2017-01-19 | 2017-04-26 | 东南大学 | Suction type caisson foundation with cross plates |
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| Publication number | Publication date |
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| CN107268672A (en) | 2017-10-20 |
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