CN106665445A - Deepwater cage single-point dual-anchor anchoring system and mounting method thereof - Google Patents
Deepwater cage single-point dual-anchor anchoring system and mounting method thereof Download PDFInfo
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- CN106665445A CN106665445A CN201710057340.1A CN201710057340A CN106665445A CN 106665445 A CN106665445 A CN 106665445A CN 201710057340 A CN201710057340 A CN 201710057340A CN 106665445 A CN106665445 A CN 106665445A
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The invention discloses a deepwater cage single-point dual-anchor anchoring system and a mounting method thereof. The deepwater cage single-point dual-anchor anchoring system is provided with a rope group, an iron anchor, a first anchor rope and a cement anchor, wherein the cement anchor sinks on a seabed, the lower end of the rope group is tied to the cement anchor, and the first anchor rope is tied between the iron anchor and the cement anchor, so that an included angle between the first anchor rope in a tensioning state and a horizontal plane is smaller than that of the rope group in the tensioning state and the horizontal plane. The deepwater cage single-point dual-anchor anchoring system has the advantages that an upward vertical component of acting force borne by the iron anchor during operation can be reduced substantially, and an anchor tip of the iron anchor can hook the seabed firmly and reliably without looseness and anchor turnover, in other words, the iron anchor cannot lose anchor holding capacity for the seabed, so that stability of anchoring a deepwater cage by the anchoring system is improved, and the problem that the deepwater cage is too large in an occupied culture area due to the fact that an overlong rope group is needed to prevent the iron anchor from being pulled out in severe sea conditions in the prior art is solved.
Description
Technical field
The present invention relates to a kind of double anchor mooring systems of deep water mesh cage single-point and its installation method.
Background technology
Aquaculture net cage is made up of net cage frame system, netting system, mooring system and the major part of auxiliary facility system four.Its
Middle mooring system is foundation of the net cage in water, once anchoring fixed system goes wrong in stormy waves weather, will cause net cage
Overall unbalance stress and damage.At present, net cage common both at home and abroad anchoring form has three kinds：One is traditional single net cage multiple spot
Formula anchors；Two is multiple net cage grid type anchorings；Three is single net cage single-point type anchoring.Traditional multipoint mode mooring system form
Simply, multiplex this mode of current China coast floating deep water mesh cage.The species of the different anchors in foundation marine site in multiple spot anchoring
There are three kinds, one is piled anchor, and mostly wooden, price is relatively cheap, be adapted to the depth of water shallower and for the marine site of silt substrate；Two is cement
Anchor, it is moderate, it is adapted to the marine site of husky mud or sandy substrate；Three is anchor, expensive, is adapted to the complex sea in seabed
Domain.Grid type anchoring fixed cage is made up of high holding power anchor, anchor chain, shackle, floating drum, hawser and buffer unit etc., constitutes one
Mesh shape.Anchor position and net cage spacing and direction are required it is higher, in the case where assisting without high accuracy DGPS pre-determined bit, to sea
It is a very big challenge for upper site operation, it is difficult to be accurately positioned installation.Single net cage single-point type anchoring can resist 14 grades
Above typhoon, and it is easy to construction and installation.But because the fixed system is in the case of wind direction mutation, easily cause anchor to loosen,
So as to cause anchor to stir, anchor is caused to lose anchor holding power, anchor is moved in seabed, and net cage can also deviate original installation site so that net
Case and other net cages in culturing area or fixture collision, cause net cage to damage.
In prior art, single point mooring system is using anchor sinking is on sea bed and its anchor point hooks sea bed, uses rope again
Group connects the anchor carries out grappling with the mode for floating on the deep water mesh cage frame system on sea to deep water mesh cage, and it has following
Operating characteristic：In the state of being preferably that rope group is not tensioned in sea situation, the frame system of deep water mesh cage make a concerted effort with environment (including
The active forces such as wind, wave, stream) act on and drifted about in the range of the marine site that anchor and rope group are limited；In more severe sea situation (such as
Typhoon) under, the frame system of deep water mesh cage is moved by the effect that environment is made a concerted effort so that rope group is tensioned；Consider that environment makes a concerted effort to deposit
In the possibility that frame system is acted on any direction, frame system possible position composition under rope group tensioning state
One circular trace, the region within the circular trace is the shared culture zone under single point mooring system grappling of deep water mesh cage
Domain.
There is problems with above-mentioned existing single point mooring system：Economically set out, need to deep water mesh cage in list
Shared culturing area is limited under point mooring system grappling, therefore rope group can not be oversize, and this allows for tensioning state
Under rope group and horizontal plane angle than larger so that rope group is corresponding to the vertical component upwards of the active force of anchor
Than larger, and the architectural characteristic of anchor determines that its anchor point hooks the anchor holding power major embodiment of sea bed and goes up in the horizontal direction, larger
The vertical component of active force upwards will cause anchor easily pulled up upwards under the severe sea conditions such as typhoon and departed from sea bed, cause
Leave original position as the anchor of anchor position point, cause frame system to deviate former culturing area and may be with other culturing areas
Fixture on deep water mesh cage or other marine sites produces collision.
The content of the invention
The technical problem to be solved is：There is provided a kind of deep water mesh cage single-point double anchor mooring systems, it is existing to overcome
Having needs long rope group and causes shared by deep water mesh cage to guarantee anchor not to be pulled up under severe sea condition in technology
With the excessive problem of culturing area.
The of the invention technical problem further to be solved is：The installation of the double anchor mooring systems of above-mentioned deep water mesh cage single-point is provided
Method.
Above-mentioned technical problem is solved, the technical solution adopted in the present invention is as follows：
A kind of double anchor mooring system of deep water mesh cage single-point, is provided with rope group and anchor, the anchor sinking on sea bed and
Its anchor point hooks sea bed, and what the upper end of the rope group tied up to the deep water mesh cage frame system floated on sea is on case point,
It is characterized in that：The double anchor mooring systems of described deep water mesh cage single-point are additionally provided with the first anchor line and cement anchor；The cement anchor sinks
Be placed on sea bed, the bottom of the rope group is tied up on the cement anchor, first anchor line tie up to the anchor with it is described
Between cement anchor so that first anchor line is less than the rope group in tensioning state with the angle of horizontal plane in a tensioned state
The angle of lower and horizontal plane.
In order to while rope group angle with horizontal plane in a tensioned state is reduced to greatest extent, can be in this deep water
The first anchor line when the double anchor mooring systems of net cage single-point are installed to tying up between anchor and cement anchor carries out pretension, used as the present invention
Preferred implementation：Described cement anchor is pre-buried to be provided with two tether points for the first anchor line described in tying-up, this two
Tether point is arranged up and down；First anchor line is fastened in the underlying tether point of the cement anchor.
As the preferred embodiment of the present invention：The rope group and first anchor line tie up to respectively the cement anchor side
To on two opposite sides.
In order to improve the impact load that the double anchor mooring systems of deep water mesh cage single-point make a concerted effort to bring deep water mesh cage to environment
Cushioning effect, as the preferred embodiment of the present invention：Described rope group is provided with anchor chain and the second anchor line；The anchor chain its
In an end be connected with one of end of second anchor line, another end of the anchor chain is used as the rope group
Bottom, the upper end of another end of second anchor line as the rope group.
Form because anchor line is reversed when braiding is made by multiply cord in a direction, in order to ensure the second anchor line
In sub-thread cord will not box haul and tidal motion and towards its torsional direction turn-back, to avoid constituting the silk of the second anchor line
Rope loosely reduces the service life of the second anchor line, used as the preferred embodiment of the present invention：Described rope group is additionally provided with
Cardo ring；The end of the anchor chain is connected with the end of second anchor line by the cardo ring.
Deep water mesh cage frame system is drawn in sea water near the part that it is case point in order to avoid anchor chain is overweight, as
The preferred embodiment of the present invention：The double anchor mooring systems of described deep water mesh cage single-point are additionally provided with floating drum and floating drum connecting rope；Institute
State floating drum to float on sea, the floating drum connecting rope is connected between the floating drum and the cardo ring.
A kind of installation method of the double anchor mooring systems of deep water mesh cage single-point, it is characterised in that：Described installation method includes：
Step one, the first anchor line is tied up between anchor and cement anchor, and they are thrown to together predetermined anchor position position
Put so that the anchor and the equal sinking of cement anchor cause the anchor point of the anchor to hook sea bed on sea bed；
Wherein, the cement anchor is pre-buried is provided with two tether points for the first anchor line described in tying-up, two tethers
Point is arranged up and down, and in the step one, first anchor line is fastened in cement anchor tether point above；
Step 2, the deep water mesh cage frame system floated on sea is dragged in predetermined marine site, by the upper end of rope group
What portion tied up to the deep water mesh cage frame system is that the upper and lower end of case point is tied up on the cement anchor；
Step 3, the tying-up of first anchor line tether point above with the cement anchor is untied, and make the water
The underlying tether point of mud anchor is exposed on sea bed, then first anchor line is fastened underlying in the cement anchor
In tether point so that first anchor line under the tensioning state, and first anchor line in a tensioned state with horizontal plane
Angle less than the rope group in a tensioned state with the angle of horizontal plane.
In order to improve the impact load that the double anchor mooring systems of deep water mesh cage single-point make a concerted effort to bring deep water mesh cage to environment
Cushioning effect, as the preferred embodiment of the present invention：Described rope group is provided with anchor chain and the second anchor line；The anchor chain its
In an end be connected with one of end of second anchor line, another end of the anchor chain is used as the rope group
Bottom, the upper end of another end of second anchor line as the rope group.
Form because anchor line is reversed when braiding is made by multiply cord in a direction, in order to ensure the second anchor line
In sub-thread cord will not box haul and tidal motion and towards its torsional direction turn-back, to avoid constituting the silk of the second anchor line
Rope loosely reduces the service life of the second anchor line, used as the preferred embodiment of the present invention：Described rope group is additionally provided with
Cardo ring；The end of the anchor chain is connected with the end of second anchor line by the cardo ring.
Deep water mesh cage frame system is drawn in sea water near the part that it is case point in order to avoid anchor chain is overweight, as
The preferred embodiment of the present invention：Described installation method also includes：
Step 4, floating drum is floated on sea, and floating drum connecting rope is connected between the floating drum and the cardo ring.
Compared with prior art, the invention has the advantages that：
First, the double anchor mooring system of deep water mesh cage single-point of the present invention is provided with the first anchor line and cement anchor, and they can be
Following effect is played in the course of work of the double anchor mooring systems of deep water mesh cage single-point：First, when rope group is not tensioned, even if in pole
Under limit sea situation, the frame system of deep water mesh cage is subject to shock loading because of the increasing of moment stormy waves so that rope group moment is tensioned, by
In the action of gravity of cement anchor, cement anchor first is lifted up just to be formed and directly acts on anchor and deep water mesh cage framework by needs
The impulsive force of system, such cement anchor just serves the effect of stress buffering, allows the frame system and rope of deep water mesh cage
Group is unlikely to be subject to impact failure, and can reduce the instantaneous force that anchor is subject to；2nd, it is tensioned in rope group and the first anchor line
When, even if under limit sea situation, the height that large-tonnage cement anchor { typically weighing several tons } has been pulled upwardly with float on sea
Deep water mesh cage frame system yet suffer from huge vertical drop, this allow for the first anchor line in a tensioned state with horizontal plane
Angle β be far smaller than rope group in a tensioned state with the angle α of horizontal plane, and from force resolution, this can make first
Anchor line acts on that the active force on anchor is concentrated mainly in horizontal component and vertical component is then relatively much smaller, with reference to water
Mud anchor cushioning effect acts on the reduction of the power on anchor to the first anchor line, and this is allowed for：Under equal sea situation, the first anchor line is made
Vertical component for the power on anchor upwards will be much smaller than rope group in prior art and directly act on power on anchor upwards
Vertical component；
Therefore, the present invention can significantly reduce the vertical component upwards that anchor is subject in the course of the work active force, really
The sharp sea bed that hooks that can be solid and reliable of anchor for protecting anchor will not without there is phenomenon, the i.e. anchors such as loosen, cause anchor to stir
The anchor holding power to sea bed is lost, steadiness of the mooring system to deep water mesh cage grappling is improve, overcoming in prior art needs
Long rope group causes culturing area mistake shared by deep water mesh cage to guarantee anchor not to be pulled up under severe sea condition
Big problem.
Further, since the first anchor line is in tensioning state under severe sea condition, if now further deterioration of sea situation makees
For the further increase on deep water mesh cage frame system so that cement anchor stress increases and has mobile trend, and cement anchor is received
To active force immediately anchor will be passed to by the first anchor line, and what the solid and reliable anchor for hooking sea bed of anchor point can be provided
Anchor holding power is far longer than the frictional force between cement anchor and sea bed, then, because anchor passes through drawing of first anchor line to cement anchor
Power is acted on, and is improve the environment acted on deep water mesh cage frame system needed for the movement of cement anchor and is made a concerted effort, and improves anchoring system
Grappling performance of the system to deep water mesh cage.
Second, the present invention is by the way that by anchor chain and the second anchor line connection composition rope group, the weight that can utilize anchor chain is improved
The cushioning effect of the impact load that the double anchor mooring systems of deep water mesh cage single-point make a concerted effort to bring deep water mesh cage to environment.
3rd, the present invention in rope group by arranging cardo ring, it is ensured that the sub-thread cord in the second anchor line will not be with the wind
To with tidal motion and towards its torsional direction turn-back, reduce the second anchor to avoid the cord for constituting the second anchor line loose
The service life of rope.
4th, the present invention by arranging floating drum and floating drum connecting rope, anchor chain can be avoided overweight and by deep water mesh cage framework
System is drawn in sea water near the part that it is case point.
5th, installation method of the present invention to the double anchor mooring systems of deep water mesh cage single-point, it passes through the first anchor line successively
Fasten in cement anchor tether point above and in underlying tether point such that it is able in the double anchors of deep water mesh cage single-point
Pretension is carried out to the first anchor line for tying up between anchor and cement anchor when mooring system is installed so that anchor system after installing i.e.
State in severe sea condition is coped with；Can reduce to greatest extent simultaneously again rope group in a tensioned state with horizontal plane
Angle α, to improve the double anchor mooring systems of deep water mesh cage single-point in the course of the work to the stability of deep water mesh cage anchoring.
Description of the drawings
Below in conjunction with the accompanying drawings the present invention is described in further detail with specific embodiment：
Fig. 1 is the structural representation of the double anchor mooring systems of deep water mesh cage single-point of the present invention.
Specific embodiment
As shown in figure 1, disclosed by the invention is a kind of double anchor mooring systems of deep water mesh cage single-point, can apply and arbitrarily fit
For the deep water mesh cage of single-point anchoring, it is provided with rope group 1 and anchor 2, and the sinking of anchor 2 is on sea bed SF and its anchor 21 hook of point
Live in sea bed SF, what the upper end of rope group 1 tied up to the deep water mesh cage frame system 7 floated on the SL of sea is on case point 7a.This
Bright inventive concept is：
The double anchor mooring systems of deep water mesh cage single-point are additionally provided with the first anchor line 3 and cement anchor 4；The sinking of cement anchor 4 is in sea bed SF
On, the bottom of rope group 1 is tied up on cement anchor 4, and the first anchor line 3 is tied up between anchor 2 and cement anchor 4 so that the first anchor line 3
In a tensioned state with the angle β of horizontal plane less than rope group 1 in a tensioned state with the angle α of horizontal plane.
Conceived based on foregoing invention, the operation principle of the double anchor mooring systems of deep water mesh cage single-point of the present invention is as follows：
The double anchor mooring systems of the deep water mesh cage single-point of the present invention and the deep water mesh cage using the mooring system, they are in work
During have the property that：Preferably it is that the frame system 7 of deep water mesh cage is with ring in the state of rope group 1 is not tensioned in sea situation
Border makes a concerted effort acting on drift in the range of the marine site that cement anchor 4 and rope group 1 are limited (including active forces such as wind, wave, streams), i.e.,：
In this case, cement anchor 4 is the anchor position point of deep water mesh cage；Under more severe sea situation (such as typhoon), the frame of deep water mesh cage
The effect movement that frame system 7 is made a concerted effort by environment so that rope group 1 is tensioned, but the non-stretchy cement anchor 4 of rope group 1, cement anchor 4
Keep sinking motionless on sea bed SF, in this case, cement anchor 4 is still the anchor position point of deep water mesh cage；In more severe sea
Under condition (such as the typhoon of higher level), rope group 1 pulls the active force of cement anchor 4 further to increase, cement anchor 4 be pulled and from
Kaiyuan come position (mode being pulled include be pulled upwardly and/or horizontal direction on movement, wherein, due to cement anchor 4
Weigh several tons, even if under limit sea situation, the height that cement anchor 4 can be pulled upwardly also very little) so that the first anchor line 3
Tightly, i.e.,：In this case, anchor 2 is the anchor position point of deep water mesh cage.
The double anchor mooring systems of the deep water mesh cage single-point of the present invention arrange the first anchor line 3 and cement anchor 4 can be worked at its
Following effect is played in journey：
First, when rope group 1 is not tensioned, even if under limit sea situation, the frame system 7 of deep water mesh cage adds because of moment stormy waves
It is big and be subject to shock loading so that the moment of rope group 1 is tensioned, due to the action of gravity of cement anchor 4, need first by cement anchor 4 to
On lift and can just form the impulsive force for directly acting on anchor 2 and deep water mesh cage frame system 7, such cement anchor 4 is just served
The effect of one stress buffering, allows the frame system 7 and rope group 1 of deep water mesh cage to be unlikely to be subject to impact failure, and can reduce
The instantaneous force that anchor 2 is subject to；
2nd, when the anchor line 3 of rope group 1 and first is tensioned, even if under limit sea situation, large-tonnage cement anchor 4 is (general
Weigh several tons) height being pulled upwardly and the deep water mesh cage frame system 7 floated on the SL of sea yet suffer from it is huge vertical
Drop, this allow for the first anchor line 3 be far smaller than with the angle β of horizontal plane in a tensioned state rope group 1 in a tensioned state
With the angle α of horizontal plane, and from force resolution, this can be such that the active force that the first anchor line 3 is acted on anchor 2 mainly concentrates
In horizontal component and vertical component is then relatively much smaller, ferrum is acted on to the first anchor line 3 with reference to the cushioning effect of cement anchor 4
The reduction of the power on anchor 2, this is allowed for：Under equal sea situation, the first anchor line 3 acts on vertical point of the power on anchor 2 upwards
Amount will be much smaller than the vertical component that rope group 1 in prior art directly acts on the power on anchor 2 upwards；
Therefore, the present invention can significantly reduce the vertical component upwards that anchor 2 is subject in the course of the work active force, really
The anchor point 21 for protecting anchor 2 can be solid and reliable hook sea bed SF without occurring to loosen, the phenomenon, i.e. anchor such as cause anchor to stir
2 will not lose the anchor holding power to sea bed SF, improve steadiness of the mooring system to deep water mesh cage grappling, overcome prior art
It is middle to need long rope group and cause to be cultivated shared by deep water mesh cage guaranteeing anchor not to be pulled up under severe sea condition
The excessive problem in region.
Further, since the first anchor line 3 is in tensioning state under severe sea condition, if now further deterioration of sea situation makees
For the further increase on deep water mesh cage frame system 7 so that the stress of cement anchor 4 increases and has mobile trend, cement anchor 4
The active force being subject to will pass to anchor 2 by the first anchor line 3 immediately, and the anchor 21 solid and reliable anchors 2 for hooking sea bed SF of point
The anchor holding power that can be provided is far longer than the frictional force between cement anchor 4 and sea bed SF, then, because anchor 2 passes through the first anchor
The pulling force effect of 3 pairs of cement anchors 4 of rope, improves cement anchor 4 and moves the required environment acted on deep water mesh cage frame system 7
With joint efforts, improve grappling performance of the mooring system to deep water mesh cage.
On the basis of foregoing invention design, the present invention adopts following preferred structure：
In order to while the angle α with horizontal plane in a tensioned state of rope group 1 is reduced to greatest extent, can be in this depth
The first anchor line 3 when packing list point double anchor mooring systems in the network of rivers are installed to tying up between anchor 2 and cement anchor 4 carries out pretension, above-mentioned
Cement anchor 4 is pre-buried to be provided with two tether points 41 for the first anchor line of tying-up 3, and two tether points are arranged about 41；First
Anchor line 3 is fastened in the underlying tether point 41 of cement anchor 4.
Wherein, above-mentioned anchor 2 preferably adopts AC-14 model high holding power anchors, cement anchor 4 to be preferably and poured with cement sandstone
Square table block, the anchor line 3 of rope group 1 and first tied up to respectively on two opposite sides of the direction of cement anchor 4.
In order to improve the impact load that the double anchor mooring systems of deep water mesh cage single-point make a concerted effort to bring deep water mesh cage to environment
Cushioning effect, above-mentioned rope group 1 is provided with the anchor line 12 of anchor chain 11 and second；One of end of anchor chain 11 and the second anchor line 12
One of end is connected, another end of anchor chain 11 as rope group 1 bottom, another end of the second anchor line 12
As the upper end of rope group 1.
Form because anchor line is reversed when braiding is made by multiply cord in a direction, in order to ensure the second anchor line
Sub-thread cord in 12 will not box haul and tidal motion and towards its torsional direction turn-back, to avoid constituting the second anchor line 12
Cord it is loose and reduce the service life of the second anchor line 12, as the preferred embodiment of the present invention：Rope group 1 is additionally provided with
Cardo ring 13；The end of anchor chain 11 is connected with the end of the second anchor line 12 by cardo ring 13.
Deep water mesh cage frame system 7 is drawn in into sea water near the part that it is case point 7a in order to avoid anchor chain 11 is overweight
In, the double anchor mooring systems of above-mentioned deep water mesh cage single-point are additionally provided with floating drum 5 and floating drum connecting rope 6；Floating drum 5 is floated on the SL of sea, is floated
Cylinder connecting rope 6 is connected between floating drum 5 and cardo ring 13.
The invention also discloses a kind of installation method of the double anchor mooring system of deep water mesh cage single-point, its installation method includes：
Step one, the first anchor line 3 is tied up between anchor 2 and cement anchor 4, and they are thrown to together predetermined anchor position
Position so that anchor 2 and the equal sinking of cement anchor 4 cause the anchor point 21 of anchor 2 to hook sea bed SF on sea bed SF；
Wherein, cement anchor 4 is pre-buried is provided with two tether points 41 for the first anchor line of tying-up 3, two tether points 41
Arrange up and down, in step one, the first anchor line 3 is fastened in the tether point 41 above of cement anchor 4, to guarantee the quilt of cement anchor 4
When sinking to being put into sea bed SF from sea SL upslides, the knot of the first anchor line 3 fastened in tether point 41 above can reveal
Go out on sea bed SF, in order to the carrying out of following step three；
Step 2, the deep water mesh cage frame system 7 floated on the SL of sea is dragged in predetermined marine site, by rope group 1
What upper end tied up to deep water mesh cage frame system 7 is that the upper and lower ends of case point 7a are tied up on cement anchor 4；
Step 3, the tying-up for untiing the first anchor line 3 and the tether point 41 above of cement anchor 4, and by the side such as excavation
Formula makes the underlying tether point 41 of cement anchor 4 expose on sea bed SF, then the first anchor line 3 is fastened is located in cement anchor 4
Lower section tether point 41 on, with reduce to greatest extent rope group 1 in a tensioned state with the angle α of horizontal plane so that the first anchor
Rope 3 is under tensioning state, and the first anchor line 3 is less than rope group 1 in tensioning state with the angle β of horizontal plane in a tensioned state
The angle α of lower and horizontal plane.
The installation method of the double anchor mooring systems of the deep water mesh cage single-point of the present invention, is adapted to select flowing combined pressure difference direction with the wind
In the environment of select when carrying out installation exercise, i.e. slack tide downwind be fixed system installation exercise, windage it is little when
In following current to installation exercise；After the above step is finished, can according to net cage the water surface state, elastic by rope group 1 carry out
Adjust, and in good time linked network is needed according to breeding production.
In addition, corresponding to the double anchor mooring systems of above-mentioned deep water mesh cage single-point, the double anchor anchorings of deep water mesh cage single-point of the present invention
The installation method of system, can adopt following preferred embodiment：
In order to improve the impact load that the double anchor mooring systems of deep water mesh cage single-point make a concerted effort to bring deep water mesh cage to environment
Cushioning effect, above-mentioned rope group 1 is provided with the anchor line 12 of anchor chain 11 and second；One of end of anchor chain 11 and the second anchor line 12
One of end is connected, another end of anchor chain 11 as rope group 1 bottom, another end of the second anchor line 12
As the upper end of rope group 1.
Form because anchor line is reversed when braiding is made by multiply cord in a direction, in order to ensure the second anchor line
Sub-thread cord in 12 will not box haul and tidal motion and towards its torsional direction turn-back, to avoid constituting the second anchor line 12
Cord it is loose and reduce the service life of the second anchor line 12, as the preferred embodiment of the present invention：Rope group 1 is additionally provided with
Cardo ring 13；The end of anchor chain 11 is connected with the end of the second anchor line 12 by cardo ring 13.
Deep water mesh cage frame system 7 is drawn in into sea water near the part that it is case point 7a in order to avoid anchor chain 11 is overweight
In, the installation method of the double anchor mooring systems of deep water mesh cage single-point of the present invention also includes：
Step 4, floating drum 5 is floated on the SL of sea, and floating drum connecting rope 6 is connected between floating drum 5 and cardo ring 13.
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 above-mentioned basic fundamental thought of the invention, the present invention can also make other various ways
Equivalent modifications, replace or change, among all falling within protection scope of the present invention.
Claims (10)
1. a kind of double anchor mooring systems of deep water mesh cage single-point, are provided with rope group (1) and anchor (2), and anchor (2) sinking is in sea
On bed (SF) and its anchor point (21) hooks sea bed (SF), the upper end of the rope group (1) ties up to the depth floated on sea (SL)
Network of rivers cabinet frame system (7) is on case point (7a), it is characterised in that：The double anchor mooring systems of described deep water mesh cage single-point also set
There are the first anchor line (3) and cement anchor (4)；Cement anchor (4) sinking on sea bed (SF), the bottom of the rope group (1)
Tie up on the cement anchor (4), first anchor line (3) is tied up between the anchor (2) and the cement anchor (4) so that institute
State the first anchor line (3) in a tensioned state with the angle of horizontal plane (β) less than the rope group (1) in a tensioned state with level
The angle (α) in face.
2. the double anchor mooring system of deep water mesh cage single-point according to claim 1, it is characterised in that：Described cement anchor (4)
Pre-buried to be provided with two tether points (41) for the first anchor line (3) described in tying-up, two tether points (41) are arranged up and down；Institute
State the first anchor line (3) to fasten on the underlying tether point (41) of the cement anchor (4).
3. the double anchor mooring system of deep water mesh cage single-point according to claim 1 and 2, it is characterised in that：The rope group (1)
Tie up to respectively on two opposite sides of cement anchor (4) direction with first anchor line (3).
4. the double anchor mooring system of deep water mesh cage single-point according to claim 1 and 2, it is characterised in that：Described rope group
(1) anchor chain (11) and the second anchor line (12) are provided with；One of end of the anchor chain (11) and second anchor line (12)
One of end is connected, another end of the anchor chain (11) as the rope group (1) bottom, second anchor
Upper end of another end of rope (12) as the rope group (1).
5. the double anchor mooring system of deep water mesh cage single-point according to claim 4, it is characterised in that：Described rope group (1)
It is additionally provided with cardo ring (13)；The end of the anchor chain (11) passes through the cardo ring (13) with the end of second anchor line (12)
It is connected.
6. the double anchor mooring system of deep water mesh cage single-point according to claim 5, it is characterised in that：Described deep water mesh cage list
The double anchor mooring systems of point are additionally provided with floating drum (5) and floating drum connecting rope (6)；The floating drum (5) is floated on sea (SL), the floating drum
Connecting rope (6) is connected between the floating drum (5) and the cardo ring (13).
7. the installation method of the double anchor mooring system of a kind of deep water mesh cage single-point, it is characterised in that：Described installation method includes：
Step one, the first anchor line (3) is tied up between anchor (2) and cement anchor (4), and they are thrown to together predetermined anchor
Position position so that the anchor (2) and cement anchor (4) sinking cause the anchor point of the anchor (2) on sea bed (SF)
(21) sea bed (SF) is hooked；
Wherein, the cement anchor (4) is pre-buried is provided with two tether points (41) for the first anchor line (3) described in tying-up, and this two
Individual tether point (41) is arranged up and down, and in the step one, first anchor line (3) is fastened above in the cement anchor (4)
Tether point (41) on；
Step 2, the deep water mesh cage frame system (7) floated on sea (SL) is dragged in predetermined marine site, by rope group (1)
Upper end ties up to the deep water mesh cage frame system (7) is that the upper and lower end of case point (7a) is tied up on the cement anchor (4)；
Step 3, the tying-up of first anchor line (3) tether point (41) above with the cement anchor (4) is untied, and made
The underlying tether point (41) of the cement anchor (4) is exposed on sea bed (SF), then first anchor line (3) is fastened exists
On the underlying tether point (41) of the cement anchor (4) so that first anchor line (3) is under tensioning state and described
First anchor line (3) in a tensioned state with the angle of horizontal plane (β) less than the rope group (1) in a tensioned state with horizontal plane
Angle (α).
8. installation method according to claim 7, it is characterised in that：Described rope group (1) is provided with anchor chain (11) and
Two anchor lines (12)；One of end of the anchor chain (11) is connected with one of end of second anchor line (12), institute
State the bottom of another end as the rope group (1) of anchor chain (11), another end of second anchor line (12)
As the upper end of the rope group (1).
9. installation method according to claim 8, it is characterised in that：Described rope group (1) is additionally provided with cardo ring (13)；
The end of the anchor chain (11) is connected with the end of second anchor line (12) by the cardo ring (13).
10. installation method according to claim 9, it is characterised in that：
Described installation method also includes：
Step 4, floating drum (5) is floated on sea (SL), and floating drum connecting rope (6) is connected to into the floating drum (5) and described ten thousand
To between ring (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710057340.1A CN106665445A (en) | 2017-01-26 | 2017-01-26 | Deepwater cage single-point dual-anchor anchoring system and mounting method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710057340.1A CN106665445A (en) | 2017-01-26 | 2017-01-26 | Deepwater cage single-point dual-anchor anchoring system and mounting method thereof |
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Family
ID=58860154
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710057340.1A Pending CN106665445A (en) | 2017-01-26 | 2017-01-26 | Deepwater cage single-point dual-anchor anchoring system and mounting method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107372263A (en) * | 2017-05-25 | 2017-11-24 | 中国水产科学研究院南海水产研究所 | A kind of nearly islands and reefs single point mooring system of deep water mesh cage |
| CN108945326A (en) * | 2018-07-06 | 2018-12-07 | 合肥阳光新能源科技有限公司 | A kind of floatation type photovoltaic plant and anchoring system |
| CN110115238A (en) * | 2019-05-27 | 2019-08-13 | 天津大学 | A kind of installation method of tension type block combiner preventing deep water breeding net case |
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| US20040123788A1 (en) * | 2002-11-19 | 2004-07-01 | Petroleo Brasileiro S.A. - Petrobras | Apparatus and method of operation for quick anchoring equipment |
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| CN108945326A (en) * | 2018-07-06 | 2018-12-07 | 合肥阳光新能源科技有限公司 | A kind of floatation type photovoltaic plant and anchoring system |
| CN110115238A (en) * | 2019-05-27 | 2019-08-13 | 天津大学 | A kind of installation method of tension type block combiner preventing deep water breeding net case |
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Application publication date: 20170517 |