CN108423122A - A kind of suction penetration type umbrella anchoring basis - Google Patents
A kind of suction penetration type umbrella anchoring basis Download PDFInfo
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- CN108423122A CN108423122A CN201810293389.1A CN201810293389A CN108423122A CN 108423122 A CN108423122 A CN 108423122A CN 201810293389 A CN201810293389 A CN 201810293389A CN 108423122 A CN108423122 A CN 108423122A
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- China
- Prior art keywords
- drum
- support plate
- geomembrane
- barrel base
- anchoring
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/24—Anchors
- B63B21/243—Anchors foldable or capable of being disassembled
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/24—Anchors
- B63B21/26—Anchors securing to bed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/24—Anchors
- B63B21/26—Anchors securing to bed
- B63B21/27—Anchors securing to bed by suction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/24—Anchors
- B63B21/26—Anchors securing to bed
- B63B2021/265—Anchors securing to bed by gravity embedment, e.g. by dropping a pile-type anchor from a certain height
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a kind of suction penetration type umbrella anchoring bases, including support plate, geomembrane, drum, middle part steel plate and pressure pin；Steel plate in the middle part of drum interior welds, the outside middle and upper part soldering pallet of drum weld pressure pin on supporting plate；The exterior bottom of drum welds multiple sets of holes, and notch is opened up on the drum at sets of holes；One end of support plate is equipped with hole and rotary shaft, and rotary shaft is caught in rotatable after the sets of holes of drum；Geomembrane is made of high-strength, elastomer membrane material, and geomembrane is firmly bound, is connected between two adjacent shore plates；When construction, anchor chain mooring on the mooring hole of middle part steel plate, support plate is rotated upwardly to and is close to outer wall of barrel, barrel base and drum are fixed again, by barrel base the basic injection of anchoring to sea bed projected depth, then it returns anchoring basis and pulls out a certain distance, return support plate during pulling out and gradually generate rotation and finally ride on pressure pin, the geomembrane between adjacent shore plates is also stretched to unfolded state.
Description
Technical field
The present invention relates to the anchoring technical field of deep-sea floating platform or deep water mesh cage, specifically a kind of suction penetration type umbrella
Shape anchoring basis.
Background technology
For the special geologic condition of sea bed, occur a kind of special base form of ocean platform since nineteen ninety ---
Barrel base (also referred to as suction pile, suction pile), is mostly the back-off Large-diameter Steel rounding of bottom end opening, top closure
Bucket.When installation, bucket is then extracted out to form confined space in predetermined maritime area makes its partial insertion soil by staving dead weight first
Interior gas or liquid between the soil body is gradually pressed into complete to predetermined depth in sea bed to make to be formed pressure difference inside and outside staving
At installation.
Later, engineering staff was based on barrel base injection sea bed conveniently feature at sea, and barrel base is developed
To a kind of construction tool as ocean anchoring basis.Some strong stronger ocean engineering construction enterprises (such as lotuses of country
Blue SPT Offshore companies), the ability that barrel base can be utilized to carry out all kinds of ocean engineering constructions, automation, intelligence
Degree is very high.Although China is an ocean big country, possess the larger marine site of area, but carrying out ocean work using barrel base
Also there is a certain distance with external in terms of the construction of journey.
Currently, can include mainly using the anchoring basis that barrel base is constructed：Flush type suction anchor (embedded
Suction anchor) and suction penetration type tablet anchor (Suction embedded plate anchor).
The anti-pulling capacity of flush type suction anchor mainly by drum surrounding and the soil body friction and part seabed soil from
Generate again, specifically with mooring point position, seabed soil type, heavy to pass through depth etc. related.Usually, the surface of flush type suction anchor
Product is limited, therefore it is also limited with the frictional force of the soil body；On the other hand, projected area of the flush type suction anchor along anchor chain vertical direction
Also very limited, therefore the area of its seabed soil that can be caught along How is chain leading is smaller, the dead weight of seabed soil is to mooring forces
Contribution is also smaller.If improving its anti-pulling capacity by increasing length and the diameter of flush type suction anchor, greatly increases and apply
Work difficulty and worthless.
The flat shape of suction penetration type tablet anchor is rectangle, and when installation is fixed in barrel base vertically, barrel base
Injection is to predetermined depth under the suction function caused by conduct oneself with dignity and draw water.Barrel base is pulled out after being detached with tablet anchor, is stayed in
Tablet anchor in clay sea bed rotates under anchor chain traction, is set until plate face reaches with anchor chain close to pulling force that is vertical or applying
Evaluation.During tensioning anchor chain makes anchor slab rotate, anchor slab can move upwards and generate buried depth loss.Anchor slab center is rotating
Front and back difference in height is defined as finally losing buried depth.In intensity usually with depth under increased seabed conditions in direct ratio, rotation
Buried depth loss during modulation section can bring the decline of bearing capacity, this reduction amount to may be up to 20%.As it can be seen that tablet anchor also has
There is certain limitation.
As it can be seen that the configuration to the suction penetration type anchoring basis based on barrel base is also needed to carry out innovative design, make it
With larger anti-pulling capacity, and it is more convenient to construct.
Invention content the object of the invention is exactly to provide a kind of suction penetration type umbrella to make up the defect of prior art
Anchoring basis, utilizes barrel base injection sea bed, and the inverted umbrella of after image is unfolded in sea bed, can catch more seabed soil
Body, so as to provide larger anti-pulling capacity.
In order to achieve the above object, the technical solution adopted in the present invention is：
A kind of suction penetration type umbrella anchoring basis, it is characterised in that：Including hollow drum, one of diameter position in drum
It installs and is equipped with middle part steel plate, which is parallel to drum axial direction, and middle part steel plate, which is equipped with vertically through middle part steel plate, is
Hole is moored, anchor chain is connected in mooring hole, the outer coaxial rings of drum are wound with the pressure pin in circular ring shape, and drum lateral wall passes through multiple uniform
It is distributed and is connect respectively with pressure pin along the supporting plate that drum is radially arranged, drum lateral wall uniformly divides close to wherein one end bung hole position
Cloth is provided with multiple sets of holes, and sets of holes are staggered with blade position, and the drum lateral wall position at sets of holes opens up notch respectively, each
Sets of holes are respectively by being rotatably connected to the support plate of strip arc-shaped, multiple support plates point perpendicular to the rotary shaft of drum axial direction
It is not constrained in pressure pin and is tilted respectively to drum other end bung hole direction and extended, the length of each support plate is all higher than drum
Axial height, each support plate, which is can turn to, to be parallel to drum axial direction and sticks on drum lateral surface, each support plate
Intrados is matched with drum lateral surface respectively, and each support plate also can turn to oblique on pressure pin, is divided between adjacent shore plates
Geomembrane is not connected with it.
A kind of suction penetration type umbrella anchoring basis, it is characterised in that：The internal diameter and drum of the support plate
Outer diameter it is equal, the radian of the support plate value between 30 ° ~ 85 °；The quantity of contained support plate is many in the anchor slab basis
In 4 pieces；The angle of support plate and horizontal plane value between 15 ° ~ 45 °.
A kind of suction penetration type umbrella anchoring basis, it is characterised in that：The geomembrane by it is high-strength, elastic,
Flexible, film material is made, geomembrane is firmly bound using the circular hole in support plate, be connected to two adjacent shore plates it
Between, geomembrane can bear the heavy seabed soil dead weight passed through at position above it in anchoring basis without rupture and failure.
A kind of construction injection equipment on suction penetration type umbrella anchoring basis, it is characterised in that：Including barrel base, propping up
Fagging turns to when being parallel to drum axial direction and sticking on drum lateral surface, and barrel base is co-axially inserted multiple support plates and encloses vertically
At cylindrical space in, and barrel base bottom is contacted with the top surface of drum and carries out follow-up disengageable fixation, the anchor chain
It is placed in the inside of barrel base and carries out follow-up disengageable fixation, the basic injection of anchoring to sea bed is designed by barrel base
Depth, being then inflated to barrel base, which makes anchoring basis return, pulls out a certain distance, returns support plate during pulling out and gradually generates
It rotates and finally rides on pressure pin, the geomembrane between adjacent shore plates is also stretched to unfolded state, finally removes barrel-shaped base
Thus plinth completes the construction injection on suction penetration type umbrella anchoring basis.
A kind of construction injection equipment on the suction penetration type umbrella anchoring basis, it is characterised in that：Described is barrel-shaped
Basis internal diameter, outer diameter respectively with the internal diameter of drum, outer diameter correspondent equal.
A kind of construction injection equipment on the suction penetration type umbrella anchoring basis, it is characterised in that：The support
Plate can be in close contact when being parallel to drum axial direction with the outer wall of drum and barrel base.
Compared with prior art, advantages of the present invention is：
1, the anchoring basis that is carried of the present invention is heavy pass through during support plate be rotated upwardly to vertical state, support plate is with drum along heavy
The area for passing through direction is very small, and more convenient using barrel base development penetration construct$, resistance is relatively small.
2, it is in umbrella after the support plate on the anchoring basis that the present invention is carried and geomembrane rotary expansion, larger area can be caught
Seabed soil, mooring forces are provided by the seabed soil weight of the larger area caught, to substantially increase anchoring base
The anti-pulling capacity of plinth can be that maritime floating platform, net cage for sea farming etc. provide larger mooring forces.
3, carry anchoring foundation structure it is simple, easy to make, cost is relatively low, anchor basis anti-pulling capacity depend on branch
In vertical projected area after fagging and geomembrane expansion, the support plate and geomembrane of different area can be made according to demand, it is full
The anchoring of ocean engineering needs under sufficient different situations.
Description of the drawings
Fig. 1 is carried the basic vertical view of umbrella anchoring by the present invention.
Fig. 2 is carried the basic front view of umbrella anchoring by the present invention.
Fig. 3 is put forward the basic three dimensional structure diagram of umbrella anchoring by the present invention.
Fig. 4 is the three dimensional structure diagram after the hiding geomembrane in the present invention carried umbrella anchoring basis.
Fig. 5 is the hiding geomembrane in the present invention carried umbrella anchoring basis and the vertical view three dimensional structure diagram after support plate.
Fig. 6 looks up three dimensional structure diagram for the hiding geomembrane in the present invention carried umbrella anchoring basis with after support plate.
Fig. 7 is the carried umbrella anchoring of the present invention basic pressure pin and blade position relational graph.
Fig. 8 is the basic middle part steel plate structure schematic diagram of the carried umbrella anchoring of the present invention.
Fig. 9 is the basic drum structural schematic diagram of the carried umbrella anchoring of the present invention.
Figure 10 is the carried umbrella anchoring of the present invention basic drum and middle part steel plate connection diagram.
Figure 11 is the basic supporting plate structure schematic diagram one of the carried umbrella anchoring of the present invention.
Figure 12 is the basic supporting plate structure schematic diagram two of the carried umbrella anchoring of the present invention.
Figure 13 for the present invention carried umbrella anchoring basic support plate vertical state when location diagram.
Figure 14 tilts the location diagram ridden on pressure pin for the support plate on the present invention carried umbrella anchoring basis.
Figure 15 for the present invention carried umbrella anchoring foundation construction when three dimensional structure diagram.
Figure 16 for the present invention carried umbrella anchoring foundation construction when vertical view.
Barrel base shows by dead weight sinking contact sea bed structure when Figure 17 is proposed umbrella anchoring foundation construction by the present invention
It is intended to.
Barrel base injection sea bed knot under negative-pressure sucking effect when Figure 18 is proposed umbrella anchoring foundation construction by the present invention
Structure schematic diagram.
Figure 19 for the carried umbrella of the present invention anchor foundation construction when barrel base removal after position view.
Figure 20 is put forward umbrella anchoring element task status diagram by the present invention.
Reference sign：1, support plate；2, geomembrane；3, drum；4, middle part steel plate；5, pressure pin；6, supporting plate；7, mooring
Hole；8, sets of holes；9, notch；10, rotary shaft；11, hole；12, circular hole；13, barrel base；14, anchor chain；A, sea level；B, sea
Bed surface.
Specific implementation mode
As shown in Fig. 1-Figure 20, a kind of suction penetration type umbrella anchoring basis, including support plate 1, geomembrane 2, drum 3,
Middle part steel plate 4 and pressure pin 5；Diametrical position welding middle part steel plate 4 inside drum 3, the outside middle and upper part of drum 3 is symmetrically welded
Multiple supporting plates 6 weld circular pressure pin 5 on supporting plate 6；The exterior bottom of drum 3 symmetrically welds multiple sets of holes 8, at sets of holes 8
Drum 3 on open up notch 9；Support plate 1 is strip arc-shaped, and one end of support plate 1 is equipped with hole 11 and rotary shaft 10, rotation
After shaft 10 is caught in the sets of holes 8 of drum 3, support plate 1 can be rotated around rotary shaft 10；Geomembrane 2 is by high-strength, elastomer membrane material
Material is made, and geomembrane 2 is firmly bound, is connected between two adjacent shore plates 1；When construction, one end mooring of anchor chain 14
On the mooring hole 7 of middle part steel plate 4, anchor chain 14 is placed in the inside of barrel base 13 and carries out follow-up disengageable fixation, branch
Fagging 1, which is rotated upwardly to, is close to 3 outer wall of drum, then the bottom of barrel base 13 is contacted with the top surface of drum 3 and is carried out follow-up
Then disengageable fixation carries out the basic injection of anchoring to barrel base 13 by barrel base 13 to sea bed projected depth
Inflation makes anchoring basis time pull out a certain distance, and returning support plate 1 during pulling out, gradually generation is rotated and finally ridden on pressure pin 5,
Geomembrane 2 between adjacent shore plates 1 is also stretched to unfolded state, finally removes barrel base 13, a kind of suction is consequently formed
Power penetration type umbrella anchoring basis, as shown in Fig. 1 ~ Fig. 3.
The nouns of locality such as above-mentioned " middle and upper part " referred to, " upward " are based on posture when proposing anchoring foundation construction come really
Fixed.Anchoring basis is carried when construction and fixes, be connected to the bottom of barrel base 13, and is in plummet state gradually injection sea bed
In, as shown in Figure 17 ~ Figure 19.Under this posture, part more than " middle and upper part " vertical bisector, " upward " is along perpendicular
Direction is upward.The noun of locality that other places are carried in specification also is estimated to obtain by this posture, such as " horizontal direction " be and lead
The vertical direction of plumb line.Above-mentioned orientation either position relationship be orientation based on ... shown in the drawings or position relationship, merely to
Convenient for describing and simplifying description, rather than indicate either to imply signified device or component must have a particular orientation, structure
It makes and operates, therefore be not considered as limiting the invention.
Drum 3 is hollow cylindrical shape, and internal diameter, outer diameter are respectively equal with the internal diameter of barrel base 13, outer diameter, circle
The upper surface of bucket 3 is horizontal, as shown in Figure 9.Diametrical position welding middle part steel plate 4 inside drum 3, the outside bottom of drum 3
Multiple sets of holes 8 are symmetrically welded in portion, open up notch 9 on the drum 3 at sets of holes 8, as shown in Figure 10.The outside middle and upper part of drum 3
Multiple supporting plates 6 are symmetrically welded, circular pressure pin 5 are welded on supporting plate 6, as shown in Fig. 5 ~ Fig. 7.Steel plate 4 top in middle part is arranged
Mooring hole 7 uses, as shown in Figure 8 for mooring anchor chain 14.
As it can be seen that the cross sectional dimensions of drum 3 is identical with the cross sectional dimensions of barrel base 13, energy and barrel base
13 bottom steadily connects.Certainly, it is also necessary to some auxiliary parts are come the follow-up disengageable fixation both realized and connect, this
Partial component is excessively complicated and embodies not in the drawings, but the existing known technology in Practical Project can the real operation, herein
It is not described in detail.The main function of drum 3 is：1. support plate 1, middle part steel plate 4, pressure pin 5, the connection of supporting plate 6 are formed whole；
2. realizing effective connection with barrel base 13 in construction.The height of drum 3 is determined with the circle diameter of pressure pin 5 and is supported jointly
Maximum angle when plate 1 tilts.
The internal diameter of support plate 1 is equal with the outer diameter of drum 3, the radian of support plate 1 value, such as Figure 11 between 30 ° ~ 85 °
Shown in Figure 12；The quantity of contained support plate 1 is no less than 4 pieces in anchor slab basis；When 1 vertical state of support plate can with drum 3 and
The outer wall of barrel base 13 is in close contact, as shown in figure 13；The rotation of support plate 1 to when riding on pressure pin 5, support plate 1 with it is horizontal
The angle in face value between 15 ° ~ 45 °, as shown in Fig. 4 and Figure 14.
When support plate 1 is unfolded, the weight of 2 pocket seabed soils of support plate 1 and geomembrane rides on pressure pin 5, therefore pressure pin 5
Should there are enough intensity, pressure pin 5 that can bear support plate 1 and geomembrane 2 to supporting plate 6 and corresponding weld seam to supporting plate 6 and corresponding weld seam
The effect of institute's pocket seabed soil weight is without buckling and failure.
Geomembrane 2 is made of high-strength, elastic, flexible, film material, using the circular hole 12 in support plate 12 jail of geomembrane
Solid binding, be connected between two adjacent shore plates 1, geomembrane 2 can bear that anchoring basis is heavy to pass through the sea at position above it
The dead weight of bed soil body is without rupturing and failing.Geomembrane 2 can be made of high molecular material, thickness is thin, intensity is high, it is corrosion-resistant,
Light weight adapts to marine environment, can bear larger pulling force, it is difficult to be scratched by the corner angle of block stone, have certain elasticity.Soil
Work film 2 can bear the gravity of seabed soil at design buried depth, and have enough safety stocks.
The thickness of geomembrane 2 is smaller, therefore each support plate 1 is rotated upwardly to when being close to 3 outer wall of drum, and geomembrane 2 can pleat
Between the gap for wrinkling, crispaturaing and being fixed on adjacent shore plates 1, as shown in figure 15.Ancillary measure should be taken when construction, it is ensured that heavy to pass through
Geomembrane 2 is in crimped configuration when construction, will not scatter, will not obviously increase resistance to penetration construct$.
The heavy each support plate 1 in the process of passing through in anchoring basis that the present invention is carried is rotated upwardly to generally vertical state, at this time
Anchoring basis is very small along the heavy area for passing through direction（As shown in Figure 15 and Figure 16）, carry out penetration construct$ more using barrel base
Convenient, resistance is relatively small.
The anti-pulling capacity of the invention for carrying anchoring basis catches seabed soil after support plate 1 and the expansion of geomembrane 2
Body generate, therefore return pull out during support plate 1 need to smoothly be unfolded.It is in fact possible to which some auxiliary organs, which are arranged, to be ensured back to pull out
Support plate 1 is smoothly unfolded in the process, and the partial component is excessively complicated and embodies not in the drawings, but existing known technology can reality
The operation, is not described in detail herein.
Barrel base is also referred to as suction pile (suction pile), for bottom end opening, the back-off major diameter steel of top closure
Then drum when installation, is extracted out in predetermined maritime area makes its partial insertion soil by staving dead weight with forming confined space first
Gas or liquid in bucket between the soil body are gradually pressed into make to be formed pressure difference inside and outside staving to predetermined depth in sea bed
Complete installation.
A kind of construction method on the suction penetration type umbrella anchoring basis carried, is described in detail as follows：
1, connection anchoring basis；
One end mooring of anchor chain 14 on the mooring hole 7 of middle part steel plate 4, anchor chain 14 is placed in the inside of barrel base 13 and progress
Follow-up disengageable fixation, is rotated upwardly to support plate 1 outer wall for being close to drum 3, then 2 fold of geomembrane, crispatura with it is solid
It is scheduled between the gap of adjacent shore plates 1, the bottom of barrel base 13 is contacted with the top surface of drum 3 and carries out follow-up disengageable
It is fixed, as shown in figure 17.
The close contact of support plate 1 and drum 3 when ancillary measure should be used to maintain original state.The cross section ruler of drum 3
Very little and upper surface identical with the cross sectional dimensions of barrel base 13 is horizontal, can be steady with the bottom of barrel base 13
Connect.The follow-up disengageable fixation that needs some auxiliary parts both to realize and connect, the partial component excessively complexity and
It embodies not in the drawings.
2, barrel base sinks to contacting sea bed by dead weight；
Barrel base 13 is lifted by crane, makes it into seawater and is in plummet state, gradually transfer barrel base 13, it is made to conduct oneself with dignity
Effect sinks to contacting sea bed and is pressed into sea bed certain depth, as shown in figure 17.Barrel base 13 is pushed down into sea in Gravitative Loads
The certain depth of bed, makes the bottom of barrel base 13 be sealed by seabed soil, internal to form closed space, is subsequent pumping
It takes air to form negative pressure and necessary condition is provided.
3, extracting negative pressure makes barrel base injection sea bed to projected depth；
The top of barrel base 13 is provided with Inlet and outlet water (gas) valve, and connecting tube and Inlet and outlet water (gas) valve are fixedly linked, company is passed through
The air inside extraction barrel base is taken over, formation external and internal pressure is poor, thus in 13 injection to seabed soil of barrel base, most
Whole barrel base bottom anchoring basis is pressed into seabed soil to projected depth, as shown in figure 18.
4, the buoyancy based on barrel base returns and pulls out a certain distance；
After anchoring basis is pressed into sea bed to projected depth, by connecting tube to 13 inner inflatable of barrel base, make barrel-shaped base
Plinth 13 gradually floats, and barrel base 13 gradually tenses the anchor chain 14 on the basis of anchoring, to have stepped through anchor chain 14 anchoring base
Plinth pulls out a certain distance back up, returns support plate 1 during pulling out and gradually generates rotation and finally ride on pressure pin 5, while is adjacent
Geomembrane 2 between support plate 1 is also stretched to unfolded state.
Technological means should be taken in work progress to be set to judge and distinguish whether the expansion of support plate 1 and geomembrane 2 reaches
Meter requires.State when indentation sea bed to the projected depth of anchoring basis is as shown in figure 19, and returning to pull out keeps support plate 1 and geomembrane 2 complete
State when full expansion is as shown in figure 20.
5, barrel base is removed.
After determining that flat support plate 1 is fully deployed with geomembrane 2, the connection between anchoring basis and barrel base 13 is unclamped,
So that anchoring basis is separated from each other with barrel base 13, to 13 inner inflatable of barrel base, keeps barrel base 13 gradual by continuing
Continue to float, final lifting removes barrel base.After barrel base removes, only surplus anchoring basis is in seabed soil, such as Figure 20
It is shown.
It is in umbrella after the support plate and geomembrane rotary expansion on the anchoring basis that the present invention is carried, larger area can be caught
Seabed soil provides mooring forces by the seabed soil weight of the larger area caught, to substantially increase anchoring basis
Anti-pulling capacity, can be that maritime floating platform, net cage for sea farming etc. provide larger mooring forces.Carried anchoring foundation structure
Simply, easy to make, cost is relatively low, and the anti-pulling capacity on basis of anchoring depends on after support plate is unfolded with geomembrane vertical
Projected area can make the support plate and geomembrane of different area, meet the anchoring of ocean engineering under different situations according to demand
It needs.
The case where partial shape and part connection type of support plate and geomembrane are shown only in attached drawing is thought according to carrying
Road, thus it is possible to vary support plate and the shape of geomembrane, mutual connection type form the deployable anchoring base of other correlation types
Plinth belongs to the equivalent modifications and change of this technology, and details are not described herein again.
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；It is attached in order to more preferably illustrate the present embodiment
Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；To those skilled in the art,
The omitting of some known structures and their instructions in the attached drawings are understandable；Same or analogous label corresponds to same or similar
Component；The terms describing the positional relationship in the drawings are only for illustration, should not be understood as the limitation to this patent.
The present invention is not limited to above-mentioned specific implementation mode, according to the above, according to the ordinary technical knowledge of this field
And customary means, under the premise of not departing from above-mentioned basic fundamental thought of the invention, the present invention can also make other diversified forms
Equivalent modifications, replacement or change, be within the scope of the present invention.
Claims (6)
1. a kind of suction penetration type umbrella anchoring basis, it is characterised in that：Including hollow drum, one of diameter in drum
Position is provided with middle part steel plate, which is parallel to drum axial direction, and middle part steel plate is equipped with vertically through middle part steel plate
Mooring hole, is connected with anchor chain in mooring hole, and the outer coaxial rings of drum are wound with the pressure pin in circular ring shape, drum lateral wall pass through it is multiple
Even distribution is simultaneously connect along the supporting plate that drum is radially arranged with pressure pin respectively, and drum lateral wall is uniform close to wherein one end bung hole position
Distribution is provided with multiple sets of holes, and sets of holes are staggered with blade position, and the drum lateral wall position at sets of holes opens up notch respectively, often
A sets of holes are respectively by being rotatably connected to the support plate of strip arc-shaped, multiple support plates perpendicular to the rotary shaft of drum axial direction
It is constrained in pressure pin and is tilted respectively to drum other end bung hole direction respectively and extended, the length of each support plate is all higher than circle
The axial height of bucket, each support plate, which is can turn to, to be parallel to drum axial direction and sticks on drum lateral surface, each support plate
Intrados matched respectively with drum lateral surface, each support plate also can turn to oblique on pressure pin, between adjacent shore plates
It is connected separately with geomembrane.
2. a kind of suction penetration type umbrella anchoring basis according to claim 1, it is characterised in that：The support plate
Internal diameter is equal with the outer diameter of drum, the radian of the support plate value between 30 ° ~ 85 °；Contained support plate in the anchor slab basis
Quantity be no less than 4 pieces；The angle of support plate and horizontal plane value between 15 ° ~ 45 °.
3. a kind of suction penetration type umbrella anchoring basis according to claim 1, it is characterised in that：The geomembrane by
High-strength, elastic, flexible, film material is made, and geomembrane is firmly bound using the circular hole in support plate, is connected to two phases
Between adjacent support plate, geomembrane can bear the heavy seabed soil dead weight passed through at position above it in anchoring basis without rupture with
Failure.
4. a kind of construction injection equipment on suction penetration type umbrella anchoring basis as described in any one of claim 1-3,
It is characterized in that：Including barrel base, is turned in support plate and be parallel to drum axial direction and when sticking on drum lateral surface, it is barrel-shaped
Basis is co-axially inserted vertically in the cylindrical space that multiple support plates surround, and barrel base bottom is contacted with the top surface of drum and goes forward side by side
The follow-up disengageable fixation of row, the anchor chain are placed in the inside of barrel base and carry out follow-up disengageable fixation, and dependence is barrel-shaped
Basis the basic injection of anchoring to sea bed projected depth, then barrel base is inflated make anchoring basis return pull out it is certain away from
From, return pull out during support plate gradually generates rotation and finally ride on pressure pin, the geomembrane between adjacent shore plates is also opened
It is pulled to unfolded state, finally removes barrel base, thus completes the construction injection on suction penetration type umbrella anchoring basis.
5. a kind of construction injection equipment on suction penetration type umbrella anchoring basis according to claim 4, it is characterised in that：
The internal diameter of the barrel base, outer diameter respectively with the internal diameter of drum, outer diameter correspondent equal.
6. a kind of construction injection equipment on suction penetration type umbrella anchoring basis according to claim 4, it is characterised in that：
The support plate can be in close contact when being parallel to drum axial direction with the outer wall of drum and barrel base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810293389.1A CN108423122A (en) | 2018-04-04 | 2018-04-04 | A kind of suction penetration type umbrella anchoring basis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810293389.1A CN108423122A (en) | 2018-04-04 | 2018-04-04 | A kind of suction penetration type umbrella anchoring basis |
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| Publication Number | Publication Date |
|---|---|
| CN108423122A true CN108423122A (en) | 2018-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810293389.1A Pending CN108423122A (en) | 2018-04-04 | 2018-04-04 | A kind of suction penetration type umbrella anchoring basis |
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| CN (1) | CN108423122A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110172997A (en) * | 2019-05-29 | 2019-08-27 | 浙江大学 | A kind of core bucket gravity type foundation that mushroom anchor is reinforced |
| CN113756336A (en) * | 2021-08-23 | 2021-12-07 | 鞍钢集团矿业有限公司 | Device and method for reinforcing rock slope containing weak interlayer |
| CN113928477A (en) * | 2021-11-04 | 2022-01-14 | 福州大学 | Gravity injection type deepwater anchor and construction method |
| CN113978620A (en) * | 2021-11-24 | 2022-01-28 | 中国船舶科学研究中心 | Rapid deployment anchoring system and use method |
| CN114506415A (en) * | 2022-03-14 | 2022-05-17 | 中山大学 | Power tooth mechanism for negative pressure cylinder deviation correction |
| CN115354682A (en) * | 2022-07-21 | 2022-11-18 | 山东科技大学 | Ocean anchoring foundation and using method thereof |
| WO2023003476A1 (en) | 2021-07-23 | 2023-01-26 | Offshore Wind Design As | A suction anchor system |
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| EP3228754A1 (en) * | 2016-04-05 | 2017-10-11 | SPT Equipment BV | Scour protection for suction pile, e.g. pile lowering operated |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110172997A (en) * | 2019-05-29 | 2019-08-27 | 浙江大学 | A kind of core bucket gravity type foundation that mushroom anchor is reinforced |
| CN110172997B (en) * | 2019-05-29 | 2020-06-23 | 浙江大学 | Umbrella-shaped anchor reinforced core barrel gravity type foundation |
| WO2023003476A1 (en) | 2021-07-23 | 2023-01-26 | Offshore Wind Design As | A suction anchor system |
| NO346861B1 (en) * | 2021-07-23 | 2023-02-06 | Offshore Wind Design As | A suction anchor system |
| CN113756336A (en) * | 2021-08-23 | 2021-12-07 | 鞍钢集团矿业有限公司 | Device and method for reinforcing rock slope containing weak interlayer |
| CN113928477A (en) * | 2021-11-04 | 2022-01-14 | 福州大学 | Gravity injection type deepwater anchor and construction method |
| CN113978620A (en) * | 2021-11-24 | 2022-01-28 | 中国船舶科学研究中心 | Rapid deployment anchoring system and use method |
| CN113978620B (en) * | 2021-11-24 | 2022-12-27 | 中国船舶科学研究中心 | Rapid deployment anchoring system and use method |
| CN114506415A (en) * | 2022-03-14 | 2022-05-17 | 中山大学 | Power tooth mechanism for negative pressure cylinder deviation correction |
| CN114506415B (en) * | 2022-03-14 | 2023-09-01 | 中山大学 | Power tooth mechanism for correcting negative pressure cylinder |
| CN115354682A (en) * | 2022-07-21 | 2022-11-18 | 山东科技大学 | Ocean anchoring foundation and using method thereof |
| CN115354682B (en) * | 2022-07-21 | 2023-10-03 | 山东科技大学 | Ocean anchoring foundation and application method thereof |
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