CN106386623A - Single steel pile and single cement pier assembling type net cage anchor foundation and construction method thereof - Google Patents

Single steel pile and single cement pier assembling type net cage anchor foundation and construction method thereof Download PDF

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Publication number
CN106386623A
CN106386623A CN201611006379.2A CN201611006379A CN106386623A CN 106386623 A CN106386623 A CN 106386623A CN 201611006379 A CN201611006379 A CN 201611006379A CN 106386623 A CN106386623 A CN 106386623A
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China
Prior art keywords
clump
piling bar
net cage
anchor foundation
anchor
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CN201611006379.2A
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Chinese (zh)
Inventor
刘洁群
刘金龙
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Hefei University
Hefei College
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Hefei College
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Priority to CN201611006379.2A priority Critical patent/CN106386623A/en
Publication of CN106386623A publication Critical patent/CN106386623A/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

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Abstract

The invention discloses a single steel pile and single cement pier assembling type net cage anchor foundation and a construction method thereof. The single steel pile and single cement pier assembling type net cage anchor foundation comprises a steel pile and a cement pier, wherein the outer wall of the steel pile is provided with a bracket, and the middle of the cement pier is provided with a preformed hole; during work, the steel pile is punched into a seabed; the cement pier is sheathed on the steel pile through the preformed hole and is pressed on the bracket; the steel pile and the cement pier are assembled into the net cage anchor foundation, and the net cage anchor foundation is penetrated into the seabed through the steel pile; the cement pier is sunk, and the posture of the anchor foundation is checked to finish the construction operation of the net cage anchor foundation. According to the single steel pile and single cement pier assembling type net cage anchor foundation, the characteristics that the steel pile can bear a large horizontal load and the cement pier can bear a large vertical load are fully utilized, the cement pier and the steel pile are combined, the respective advantages are fully performed, and therefore, a net cage can bear the large random wind wave load. The net cage anchor foundation has the advantages of wide applicable range, simple structure, convenience in construction and high anti-overturning capability, and large anchorage force can be provided.

Description

Single piling bar and single clump assembled net cage anchor foundation and its construction method
Technical field:
The present invention relates to for the anchor system of net cage for sea farming, more particularly, to a kind of single piling bar and single cement Pier assembled net cage anchor foundation and its construction method.
Background technology:
All suffer from the attack of several Super Typhoons China coast year, the seawater cage damage in typhoon track coverage is serious, Seawater cage culture industry is led to be in the state of " living at the mercy of the elements " to a certain extent.Anchor system is that mariculture net cage exists Foundation in water, plays the fixing, effect of mooring net cage system.Anchor system inefficacy in inclement weather can lead to net cage straight Connect damage.As 2014 Super Typhoon " Wei Maxun " (17 grades of maximum wind power), " sea-gull " (13 grades of maximum wind power) and 2015 Under the Super Typhoon " bright letter " (16 grades of maximum wind power) in year, " Su Diluo " (17 grades of maximum wind power) attack, the deep water net in Hainan Province Case aquaculture in succession the strike of going to wreck property, suffer heavy losses, the disaster-stricken deep water mesh cage of wherein most be because anchor foundation destroy And the damage that is blown away.Although the cost of anchor foundation accounts for the proportion of whole net cage system total price less, lead to after its inefficacy Whole net cage system is annihilated, and has the important function controlling net cage Existence of Global Stable.
At present, domestic seawater cage anchoring foundation main will have three kinds of modes:Anchor, timber anchor and clump anchor.Wherein ferrum Anchor is referred from the anchoring method of ship, and anchor body uses cast member, and mooring forces are directly proportional to anchor body weight, will obtain enough anchorings Power need to increase investment, and the larger anchor of weight needs special workboat ability operation, and is difficult to be accurately positioned, and advantage is to be used for sea The complex marine site in bottom;Timber anchor price is relatively cheap, typically requires timber stake footpath to be more than 40 cm, embedded depth more than 4.5 M, anchor line are not more than 17 ° with horizontal sea bed angle, but it has construction quality and is difficult to ensure that and the timber corrosion-prone shortcoming of appearance, fits Together in the depth of water shallower and for silt substrate marine site;Clump anchor is moderate, and mooring forces are directly proportional to clump weight, cement Adsorption between pier bottom and sea bed is limited, is susceptible to the phenomena of drag of anchor under severe sea condition, is suitable for husky mud or sand The marine site of matter substrate.
Understand, clump anchor is net in conjunction with composite factors such as the making of anchor foundation, transport, construction, cost, anchoring effects One of more popular base form in case anchor foundation.But traditional clump anchor exist usage quantity many, arrangement dispersion, send out Inconsistent, single anchor point oeverall quality is less than normal for the effect of waving, be susceptible to the limitation such as the phenomena of drag of anchor under severe sea condition, still needs to be changed Enter.It can be seen that it is necessary to being entered to the traditional anchor foundation including clump anchor with mooring forces demand according to different geological conditions Row improves and innovative design.
Content of the invention:
In order to make up the deficiency of prior art problem, it is an object of the invention to provide a kind of single piling bar and single clump assembling Formula net cage anchor foundation and its construction method, its structure is simple, easy construction, and resistance to capsizing is strong, is provided that larger anchoring Power.
Technical scheme is as follows:
Single piling bar is with single clump assembled net cage anchor foundation it is characterised in that including piling bar and clump, outside piling bar Wall is provided with bracket, is provided with preformed hole in the middle part of clump, and during work, sea bed squeezed into by piling bar, and clump entangles steel by preformed hole Stake and being pressed on bracket, the assembling of piling bar and clump constitutes net cage anchor foundation.
Described single piling bar and single clump assembled net cage anchor foundation are it is characterised in that described piling bar is Hollow piling bar, piling bar bottom is provided with taper pile top, and piling bar outer wall middle and upper part is provided with criss-cross bracket, the piling bar of bracket upper and lower sides Four symmetrical trapezoidal shape wing plates, mooring holes are respectively equipped with outer wall.
Described single piling bar with single clump assembled net cage anchor foundation it is characterised in that described bracket by Four rod irons are distributed in piling bar outer wall middle and upper part and constitute in planche cross shape, two two ends distances point-blank and cement The length of pier is identical, and bracket lower surface is provided with triangle stiffened panel with the bottom of piling bar junction.
Described single piling bar is with single clump assembled net cage anchor foundation it is characterised in that described clump For block shape, clump length is identical with width, be highly less than width, is provided with the preformed hole running through, clump in the middle part of clump Four sides be provided with symmetrical two-by-two four suspension ring.
Described single piling bar is with single clump assembled net cage anchor foundation it is characterised in that described clump Middle part is provided with the preformed hole running through, and its aperture is passed through, locks more than anchor chain, tiing the overall diameter behind mooring hole.
Described single piling bar is with single clump assembled net cage anchor foundation it is characterised in that on described piling bar Mooring hole to the distance of bracket, more than the height of clump.
7th, a kind of single piling bar and the construction method of single clump assembled net cage anchor foundation are it is characterised in that wrap Include following steps:
1), piling bar injection sea bed:In predetermined maritime area, first one end of anchor chain is passed through mooring hole and lock, fix, recycle auxiliary Equipment squeezes into piling bar to sea bed, and the embedded depth of piling bar is the distance between taper pile top to bracket;
2), sinking clump:The other end of anchor chain is passed through the preformed hole on clump, based on four suspension ring on clump, Clump is steadily lifted by crane, strains anchor chain and adjust the attitude of clump, make anchor chain be in vertical wire, clump is along plumb line The anchor chain of shape is transferred to sea water, until clump contacts sea bed face;
3), anchor foundation attitude check:Check the sinking attitude of clump, if find that clump does not entangle hollow piling bar, need Pull-up clump is modified operation again, until when confirming that the mooring hole of original mooring anchor chain has exceeded the top surface of clump, Complete the construction operation of net cage anchor foundation.
The present invention compared with prior art, has the advantage that:
1st, piling bar of the present invention squeezes into sea bed to projected depth, and it can bear larger horizontal loading;Clump has larger Weight, it can bear larger vertical load;After clump is combined with piling bar, respective advantage can be given full play to, can resist Horizontal loading and the wind wave action of vertical load random combine;
2nd, piling bar of the present invention is provided with four symmetrical wing plates, and it can effectively stop torsion under wind wave action for the anchor foundation Square and rotation;
3rd, the anchor system that the present invention is carried can be suitably used for mud, the soft sea bed of husky mud matter, also can be suitably used for gravel, soft rock, hard The hard such as rock seabed, the scope of application is wider;
4th, the anchor foundation structure that the present invention is carried is simple, easy construction, and resistance to capsizing is strong, is provided that larger anchor force.
Brief description:
Fig. 1 is the steel pile structure schematic diagram of the present invention.
Fig. 2 is the clump structural representation of the present invention.
Fig. 3 is the axonometric chart of the present invention.
Fig. 4 is the face upwarding stereogram of the present invention.
The use state that Fig. 5 is connected with net cage for the present invention.
Description of reference numerals:
1st, taper pile top;2nd, piling bar;3rd, bracket;4th, stiffened panel;5th, mooring hole;6th, wing plate;7th, clump;8th, suspension ring;9th, reserve Hole;10th, anchor chain;11st, net cage.
Specific embodiment:
Referring to accompanying drawing:
A kind of single piling bar and single clump assembled net cage anchor foundation, include piling bar 2 and clump 7, in piling bar 2 on Portion carries bracket 3, is provided with the preformed hole 9 of hollow, after sea bed projected depth squeezed into by hollow piling bar 2, cement in the middle part of clump 7 Pier 7 entangles hollow piling bar 2 by preformed hole 9 and is pressed on rod iron bracket 3, makes piling bar constitute anchor foundation with clump assembling, Jointly provide mooring forces for net cage.
Piling bar 2 bottom is taper pile top 1, pile top cone angle generally 10 ~ 30, makes piling bar be relatively easy to injection sea bed; The symmetrical wing plate 6 of four, the middle and lower part band of piling bar 2, trapezoidal shape, and make the hypotenuse of slope angle point to taper pile top 1 side To facilitating the injection of piling bar;The length of the bracket 3 with cruciformity for the middle and upper part of piling bar 2, the length on its every side and clump 7 Identical;Rod iron bracket 3 is provided with triangle stiffened panel 4 with the bottom of hollow piling bar 2 junction, prevents bracket 3 in the weight of clump 7 Power effect is lower to there is moderate finite deformation;The top of piling bar 2 is provided with mooring hole 5, and the anchor chain for mooring net cage uses.In piling process In, available rope carries out lifting operation based on mooring hole 5 to making hollow piling bar 2;May also set up multiple mooring holes 5, convenient construction Use.
Each part of piling bar 2 is steel or ferrous material, and each part is integral by being welded to connect;The burying of piling bar 2 Depth is the distance between taper pile top 1 to bracket 3;Phase can be designed according to different sea bed geological conditions and mooring forces demand Piling bar 2 length answered;The each part of piling bar 2 and overall intensity, should be able to undertake the mooring forces that all kinds of operating mode Lower chains pass over And without flexing and inefficacy.
On piling bar 2, the distance of cross bracket 3 is arrived in mooring hole 5, more than the height of clump 7;Usually, mooring hole 5 is arrived The distance of cruciformity rod iron bracket 3 should be more than the twice of clump 7 height;Especially, the distance of stake top is arrived in mooring hole 5, The needs of the lower piling bar stress concentration of anchor chain effect should be met, that is, mooring hole 5 can not deform and flexing under mooring forces effect.
The length of clump 7 is identical with width, and height is less than width, the center of gravity so making clump 7 relatively low it is not easy to Topple;Four sides of clump 7 are symmetrically provided with four suspension ring 8 two-by-two, and suspension ring are normally at the middle part in each face, supply The carrying of clump 7, lifting use.
It is provided with the preformed hole 9 running through, after its aperture is passed through, locks, tiing mooring hole 5 more than anchor chain 10 in the middle part of clump 7 Overall diameter, anchor chain 10 so can be made to be fixedly connected with mooring hole 5 in advance on the coast or on ship, be not required to connect under water Operation, and do not affect the sinking construction of clump 7;After i.e. anchor chain 10 connects mooring hole 5, clump 7 can also be easier to, easily Sink, entangle piling bar 2 through mooring hole 5.
A kind of single piling bar and the construction method of single clump assembled net cage anchor foundation, are described in detail as follows:
1), piling bar injection sea bed
First by one end of anchor chain 10 pass through mooring hole 5 and lock, fixing, on the coast or anchor chain 10 and hollow steel are previously-completed on ship The connection of stake 2.In predetermined maritime area, using auxiliary equipment, hollow piling bar 2 is squeezed into sea bed.The embedded depth of hollow piling bar 2 For the distance between taper pile top 1 to rod iron bracket 3.
During construction, can design, process the steel auxiliary bar with tenon for the leading portion, tenon is inserted the hollow interior of piling bar top Portion, and so that auxiliary bar is connected as a single entity with hollow piling bar 2 using simple rope or engineering glue, it is simultaneously based on anchor chain 10 and auxiliary Rod member stands on predetermined sea bed vertical for hollow piling bar 2, by hammering auxiliary bar in hollow piling bar 2 injection sea bed.Hollow Piling bar 2 by after injection to projected depth, rotation, twisting auxiliary bar, the simple rope before destruction or engineering glue, extract auxiliary Help rod member to complete hollow the heavy of piling bar 2 and pass through operation.
Net cage relies primarily on anchor foundation and provides mooring forces, and the deformation to anchor foundation has no special requirements, if hollow steel Stake 2 is sunk during passing through and the less inclination of amplitude is occurred, and it is less to normally wielding influence of anchorage effect.
2), sinking clump
The other end of anchor chain 10 is passed through the preformed hole 9 on clump 7, based on four suspension ring 8 on clump 7, by clump 7 Steadily lift by crane, strain anchor chain and adjust the attitude of clump 7, make anchor chain be in vertical wire, clump 7 is along the anchor of vertical wire Chain is transferred to sea water, until clump 7 contacts sea bed.
Make anchor chain be in vertical wire during construction, be in order that clump 7 vertical sinking can entangle hollow piling bar 2, anchor chain Play guiding, positioning and the sinking direction effect correcting clump 7;During clump 7 vertical subsidence, the friction with anchor chain is relatively Little.
3), anchor foundation attitude check
Check the sinking attitude of clump 7, need to confirm whether clump 7 successfully entangles hollow piling bar 2.If finding clump 7 not When entangling hollow piling bar 2, pull-up clump 7 again is needed to be modified operation, until confirming the mooring hole 5 of original mooring anchor chain 10 Exceeded clump 7 top surface when, that is, complete the construction operation of net cage anchor foundation.Due to early stage anchor chain 10 with mooring hole 5 It is connected, therefore be not required to send diver to carry out mooring operation under water again.
The present invention compared with prior art, has the advantage that:Piling bar can bear larger horizontal loading, and clump can hold By larger vertical load, after clump is combined with piling bar, give full play to respective advantage, net cage can be enable to bear larger Random seas load;Piling bar is provided with four symmetrical wing plates, and it can effectively stop anchor foundation under wind wave action Reverse;The anchor system being carried can be suitably used for mud, the soft sea bed of husky mud matter, also can be suitably used for the hard such as gravel, soft rock, hard rock Seabed, the scope of application is wider;The anchor foundation structure being carried is simple, easy construction, and resistance to capsizing is strong, is provided that larger anchor Gu power.
The present invention is not limited to above-mentioned specific embodiment, according to the above, according to the ordinary technical knowledge of this area And customary means, under the premise of without departing from the present invention above-mentioned basic fundamental thought, the present invention can also make other various ways Equivalent modifications, replacement or change, be within the scope of the present invention.

Claims (7)

1. a kind of single piling bar and single clump assembled net cage anchor foundation be it is characterised in that include piling bar and clump, Piling bar outer wall is provided with bracket, is provided with preformed hole in the middle part of clump, and during work, sea bed squeezed into by piling bar, and clump passes through preformed hole Entangle piling bar and be pressed on bracket, piling bar constitutes net cage anchor foundation with clump assembling.
2. single piling bar according to claim 1 and single clump assembled net cage anchor foundation are it is characterised in that institute The piling bar stated is hollow piling bar, and piling bar bottom is provided with taper pile top, and piling bar outer wall middle and upper part is provided with criss-cross bracket, on bracket It is respectively equipped with four symmetrical trapezoidal shape wing plates, mooring holes on the piling bar outer wall of downside.
3. single piling bar according to claim 2 and single clump assembled net cage anchor foundation are it is characterised in that institute The bracket stated is distributed in piling bar outer wall middle and upper part by four rod irons in planche cross shape and constitutes, two two ends point-blank Distance is identical with the length of clump, and bracket lower surface is provided with triangle stiffened panel with the bottom of piling bar junction.
4. single piling bar according to claim 1 and single clump assembled net cage anchor foundation are it is characterised in that institute The clump stated is block shape, and clump length is identical with width, be highly less than width, is provided with reserving of running through in the middle part of clump Hole, four sides of clump are provided with symmetrical two-by-two four suspension ring.
5. single piling bar according to claim 4 and single clump assembled net cage anchor foundation are it is characterised in that institute Be provided with the preformed hole running through in the middle part of the clump stated, its aperture passes through, locks more than anchor chain, tie mooring hole after totally straight Footpath.
6. single piling bar according to claim 1 and single clump assembled net cage anchor foundation are it is characterised in that institute On the piling bar stated, mooring hole is to the distance of bracket, more than the height of clump.
7. a kind of single piling bar and single clump assembled net cage anchor foundation construction method it is characterised in that include as Lower step:
1), piling bar injection sea bed:In predetermined maritime area, first one end of anchor chain is passed through mooring hole and lock, fix, recycle auxiliary Equipment squeezes into piling bar to sea bed, and the embedded depth of piling bar is the distance between taper pile top to bracket;
2), sinking clump:The other end of anchor chain is passed through the preformed hole on clump, based on four suspension ring on clump, Clump is steadily lifted by crane, strains anchor chain and adjust the attitude of clump, make anchor chain be in vertical wire, clump is along plumb line The anchor chain of shape is transferred to sea water, until clump contacts sea bed face;
3), anchor foundation attitude check:Check the sinking attitude of clump, if find that clump does not entangle hollow piling bar, need Pull-up clump is modified operation again, until when confirming that the mooring hole of original mooring anchor chain has exceeded the top surface of clump, Complete the construction operation of net cage anchor foundation.
CN201611006379.2A 2016-11-16 2016-11-16 Single steel pile and single cement pier assembling type net cage anchor foundation and construction method thereof Pending CN106386623A (en)

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CN201611006379.2A CN106386623A (en) 2016-11-16 2016-11-16 Single steel pile and single cement pier assembling type net cage anchor foundation and construction method thereof

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Application Number Priority Date Filing Date Title
CN201611006379.2A CN106386623A (en) 2016-11-16 2016-11-16 Single steel pile and single cement pier assembling type net cage anchor foundation and construction method thereof

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109619009A (en) * 2018-11-16 2019-04-16 全南现代牧业有限公司 A kind of rare aquatic products isolating and protecting device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4950104A (en) * 1987-04-07 1990-08-21 Rodolphe Streichenberger Artificial substrates for marine biomass enhancement and wave energy absorption
KR100262796B1 (en) * 1998-06-22 2000-08-01 박영훈 Forming method of marine pasture using submerged flotage
CN105494212A (en) * 2016-01-11 2016-04-20 合肥学院 Anchoring device suitable for sandy and muddy bottom
CN105532549A (en) * 2016-02-03 2016-05-04 合肥学院 Assembled type anchoring system comprising grasping anchor hooks
CN206365354U (en) * 2016-11-16 2017-08-01 合肥学院 A kind of single piling bar and single clump assembly type net cage anchor foundation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4950104A (en) * 1987-04-07 1990-08-21 Rodolphe Streichenberger Artificial substrates for marine biomass enhancement and wave energy absorption
KR100262796B1 (en) * 1998-06-22 2000-08-01 박영훈 Forming method of marine pasture using submerged flotage
CN105494212A (en) * 2016-01-11 2016-04-20 合肥学院 Anchoring device suitable for sandy and muddy bottom
CN105532549A (en) * 2016-02-03 2016-05-04 合肥学院 Assembled type anchoring system comprising grasping anchor hooks
CN206365354U (en) * 2016-11-16 2017-08-01 合肥学院 A kind of single piling bar and single clump assembly type net cage anchor foundation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109619009A (en) * 2018-11-16 2019-04-16 全南现代牧业有限公司 A kind of rare aquatic products isolating and protecting device
CN109619009B (en) * 2018-11-16 2021-07-20 全南现代牧业有限公司 Precious aquatic product isolation protection device

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Application publication date: 20170215