CN206365352U - A kind of net cage anchor foundation with umbrella pallet - Google Patents

Abstract

The utility model discloses a kind of net cage anchor foundation with umbrella pallet, including umbrella pallet and bearing, umbrella pallet is by circumferential reinforcement and radial direction reinforcing bar uniform welding into umbrella, and umbrella tray bottom center is provided with upward sleeve；There is stiffened panel along annular spread on the outer wall of bearing bottom, holder top is provided with mooring hole；During work, bearing penetrates sleeve from umbrella tray bottom and pushes down stiffened panel, bearing mooring hole and one end of anchor chain are tied, fixed, bearing is integrally formed the sea bed for sinking down into predetermined maritime area with umbrella pallet, rubble bag is delivered towards umbrella pallet is intraoral, rubble bag pushes down umbrella pallet and constitutes net cage anchor foundation.The utility model is simple in construction, and weight is smaller, and easy construction, Potential Working Time For Operation At Sea is short, and main ballast derives from block stone and rubble, convenient material drawing, with low cost.

Description

A kind of net cage anchor foundation with umbrella pallet

Technical field：

The utility model is related to the anchor system of net cage for sea farming, more particularly, to a kind of with umbrella pallet Net cage anchor foundation.

Background technology：

Oceanic area within about 16,000,000 hectares of oceanic area within the m isobaths of China 20,40 m isobaths is about 50000000 hectares, the development space of sea-farming is huge.But current mariculture area of China be concentrated mainly on 15 m isobaths with In interior shallow gulf, and more than the 20 m depth of waters marine site utilization rate still less than 1%, far below the U.S., Japan and the developed country such as Norway Level.Therefore, the deep-water net cage cultures more than 20 m depth of waters is greatly developed, is to solve the new way that China's food supply is ensured One of.

However, China coast year all suffers from the seawater cage in the attack of several Super Typhoons, typhoon track coverage Damage is serious, causes seawater cage culture industry to be in the state of " living at the mercy of the elements " to a certain extent.

Anchor system is foundation of the mariculture net cage in water, plays a part of fixed, mooring net cage system.Anchoring system The failure of system in inclement weather can cause net cage directly to be damaged.If the deep-water net cage culture industry in Hainan Province is at annual superpower The strike of successive going to wreck property in wind, suffer heavy losses, the disaster-stricken deep water mesh cage of wherein most be because anchor foundation is destroyed and by Blow away damage.Although the cost of anchor foundation accounts for the proportion of whole net cage system total price less, it causes whole after failing Net cage system is annihilated, the important function with control 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 iron 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, to 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 that timber stake footpath is more than 40 cm, embedded depth more than 4.5 M, anchor line and horizontal sea bed angle are not more than 17 °, but it there is construction quality to be difficult to ensure that with timber easily corrode, fit Together in the depth of water it is 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, and the phenomena of drag of anchor easily occurs under severe sea condition, is suitable for husky mud or sand The marine site of matter substrate.

Therefore, on the basis of existing all kinds of anchor foundation advantages are absorbed, it is necessary to development of Construction simplicity, low cost, The big new anchor foundation form of mooring forces.

Utility model content：

In order to make up the deficiency of prior art problem, the purpose of this utility model is to provide a kind of net with umbrella pallet Case anchor foundation, its low cost, easy construction, flexible arrangement.

The technical solution of the utility model is as follows：

Net cage anchor foundation with umbrella pallet, it is characterised in that including umbrella pallet and bearing, umbrella pallet is by ring To reinforcing bar and radial direction reinforcing bar uniform welding into umbrella, umbrella tray bottom center is provided with upward sleeve；On the outer wall of bearing bottom There is stiffened panel along annular spread, holder top is provided with mooring hole；During work, bearing penetrates sleeve from umbrella tray bottom and pressed One end of firmly stiffened panel, bearing mooring hole and anchor chain ties, fixed, and bearing is integrally formed with umbrella pallet and sinks down into predetermined maritime area Sea bed, towards umbrella pallet it is intraoral deliver rubble bag, rubble bag push down umbrella pallet constitute net cage anchor foundation.

The described net cage anchor foundation with umbrella pallet, it is characterised in that every radial direction of described umbrella pallet Reinforcing bar is outwards followed successively by horizontal segment, lower horizontal section, outward upper curved section, tilting section composition from bottom centre, and every circumferential reinforcement is It is circular；Circumferential reinforcement is welded on the upside of radial direction reinforcing bar；Umbrella tray bottom center is provided with annular slab, and annular slab center is provided with Upward sleeve, annular slab inside and outside wall is fixed with sleeve outer wall, radial direction reinforcement welding respectively.

The described net cage anchor foundation with umbrella pallet, it is characterised in that described umbrella pallet upper bush it is interior Footpath is more than the external diameter of bearing.

The described net cage anchor foundation with umbrella pallet, it is characterised in that described rubble bag to fill block stone, it is broken Woven bag or gunny of stone etc., and the minimum grain size size of filled block stone, rubble is more than circumferential reinforcement and footpath on umbrella pallet To the hole between reinforcing bar.

The utility model compared with prior art, has the following advantages that：

1st, the utility model is simple in construction, and weight is relatively small, and umbrella pallet is main by circumferential reinforcement and radial direction steel bar welding Connect and form, the net form umbrella of different area can be made according to different mooring forces demands, can catch that quantity is more, cumulative weight is larger Rubble bag；

2nd, the main ballast of the utility model is from rubble bag, and rubble bag mainly load the block stone of certain particle diameter with it is broken Stone, it is its convenient material drawing, with low cost；

3rd, the utility model construction does not need large lifting equipment, it is not required that lower water operation of sending someone, and easy construction is marine Activity duration is short.

Brief description of the drawings

Fig. 1 is seat structure schematic diagram of the present utility model.

Fig. 2 is umbrella pallet top view of the present utility model.

Fig. 3 is umbrella pallet upward view of the present utility model.

Fig. 4 is top perspective view of the present utility model.

Fig. 5 is face upwarding stereogram of the present utility model.

Fig. 6 is the use state figure that the utility model is connected with net cage.

Description of reference numerals：

1st, stiffened panel；2nd, bearing；3rd, mooring hole；4th, circumferential reinforcement；5th, radial direction reinforcing bar；6th, sleeve；7th, annular slab；8th, rubble Bag；9th, anchor chain；10th, net cage.

Embodiment：

Referring to accompanying drawing：

A kind of net cage anchor foundation with umbrella pallet, including umbrella pallet and bearing 2, umbrella pallet is by circumferential reinforcement 4 are formed with the uniform welding of radial direction reinforcing bar 5, entirety is axisymmetricly distributed, and hollow sleeve 6, set are provided with umbrella pallet symmetry axis 6 bottom centre of cylinder are provided with annular slab 7, and bearing 2 is a steel pipe, and bottom carries trapezoidal stiffened panel 1, and the top of bearing 2 is provided with mooring Hole 3, penetrates bearing 2 after sleeve 6 from umbrella tray bottom, then one end of anchor chain 9 is tied, is fixed on mooring hole 3, is based on Anchor chain 9 sinks down into the anchor foundation after assembling the sea bed of predetermined maritime area, and the position guided further along anchor chain 9 is to the surrounding of anchor chain 9 Enough rubble bags 8 are thrown into, rubble bag 8 is pushed down umbrella pallet, so as to form net cage anchor foundation.

Umbrella pallet is integrally axisymmetricly distributed, and is formed by circumferential reinforcement 4 with the uniform welding of radial direction reinforcing bar 5, profile is similar In umbrella；The shape of radial direction reinforcing bar 5 be followed successively by level, under it is curved, upper it is curved, toward outer incline, circumferential reinforcement 4 is rounded；Circumferential reinforcement 4 It is welded on the top of radial direction reinforcing bar 5；Circumferential reinforcement 4 is with after the uniform welding of radial direction reinforcing bar 5, forming netted hole；Block in rubble bag 8 Stone, the grain size of rubble are more than the size of the netted hole, and umbrella pallet can effectively catch block stone, rubble, form stable Effective counterweight.

The net form umbrella of different area can be made according to different mooring forces demands, i.e. the area of umbrella pallet is bigger, its energy Catch rubble bag quantity is more, cumulative weight is larger, the mooring forces that it can be provided are bigger.

Hollow sleeve 6 is provided with umbrella pallet symmetry axis, the bottom of sleeve 6 is provided with annular slab 7；Annular slab 7 and sleeve 6, Radial direction reinforcing bar 5 welds together.

Due to radial direction reinforcing bar 5 have one section be under it is curved after it is upper curved, the part forms the protrusion of ring-type, in the contact of umbrella pallet The annular projection thing is easily trapped under stress concentration effect, penetrates sea bed after sea bed, helps to maintain the stabilization of umbrella pallet Property, improve anchor foundation mooring forces.

Bearing 2 is a steel pipe, and bottom carries trapezoidal stiffened panel 1, and top is provided with mooring hole 3；Mooring forces on anchor chain are led to Cross mooring hole 3 to act on bearing 2, mooring forces are passed to umbrella pallet by bearing 2 again by trapezoidal stiffened panel 1；Therefore it is trapezoidal plus Weld seam between gusset 1 and bearing 2 should have enough intensity, and bent bend and failure can not occur under mooring forces effect.

The internal diameter of umbrella pallet upper bush 6 is more than the external diameter of bearing 2, bearing 2 is easily inserted in sleeve 6.

Each part of umbrella pallet and bearing 2 is steel or ferrous material, and each part is integral by being welded to connect；Umbrella Each part of shape pallet and bearing 2 and the intensity of entirety, should be able to undertake mooring forces that all kinds of operating mode Lower chains pass over without Generation flexing and failure.

Rubble bag 8 is to fill block stone, the woven bag of rubble or gunny etc., and the minimum grain size chi of filled block stone, rubble The very little hole more than on umbrella pallet between circumferential reinforcement 4 and radial direction reinforcing bar 5；Rubble bag 8 sinks to after marine a period of time and woven Bag or gunny meeting burn into aging are with crushing, and final block stone, rubble, which can freely be scattered, to come；As long as the particle diameter chi of block stone, rubble Very little sufficiently large, it spills in hole not between circumferential reinforcement 4 and radial direction reinforcing bar 5, and the stability of umbrella pallet would not be by To influence.

Circumferential reinforcement 4 or radial direction reinforcing bar 5 on umbrella pallet, if occurring under the differential pressure effect of rubble bag 8 certain Deformation, it does not interfere with the normal performance of anchor foundation mooring forces typically.

The utility model is applied to mud, the soft sea bed of husky mud matter；Due to having hole of different sizes on umbrella pallet, It can sink to, be absorbed in the certain depth of soft sea bed under block stone, rubble Action of Gravity Field；Umbrella pallet is absorbed in the depth of soft sea bed Bigger, sea bed is bigger to the absorption of umbrella pallet, parcel ability, therefore the mooring forces of anchor foundation are bigger.

Umbrella pallet is in integrally flat axial symmetry umbrella, and its center of gravity is relatively low, and resistance to capsizing is stronger；Umbrella pallet surrounding Be inclined upwardly certain angle so that block stone, rubble in rubble bag 8 are not readily disengaged under action of ocean current, escape umbrella support Disk body；It is preferred that, the acclivitous angle of umbrella pallet surrounding（With the angle of horizontal plane）Between 10o ~ 30o.

Specific construction process, is described in detail as follows：

1）, umbrella pallet sink to sea bed

First bearing 2 is penetrated after sleeve 6 from umbrella tray bottom, one end of anchor chain 9 is tied, is fixed on mooring hole 3, The umbrella pallet after assembling is steadily sunk down into based on anchor chain 9 sea bed of predetermined maritime area；Need to ensure umbrella pallet flatly with sea Bed contact is without run-off the straight；Such as umbrella pallet sinking posture is not good, can be based on the pull-up umbrella pallet of anchor chain 9 sinking again, directly Untill meeting and requiring.

Connected on the coast or on ship anchor chain 9 with mooring hole 3, with anchor chain 9 for rely on umbrella pallet decentralization, sink to it is pre- In the bed of Dinghai, overall weight is smaller, without crane gear, constructs simple and convenient.

2）, be thrown into rubble bag push down umbrella pallet

Anchor chain 9 is stretched in plumb line state, the position guided along anchor chain 9 is uniformly thrown into enough to the surrounding of anchor chain 9 Rubble bag 8, rubble bag 8 equably fallen in umbrella pallet, pushed down umbrella pallet.

In construction, rubble bag 8 should be delimited according to the diameter of umbrella pallet enter water scope.Rubble bag 8 enters water scope, should Be slightly less than centered on plumb line state anchor chain 9, umbrella pallet for radius circular scope.And rubble bag 8 sinkings order, should be with Symmetrically, equably delivered centered on the anchor chain 9 of plumb line state, to avoid umbrella pallet from inclining under uneven load action Tiltedly even topple；Rubble bag 8 relatively reasonably stacks shape on umbrella pallet：It is right centered on the anchor chain 9 of plumb line state Title property distribution, middle part is slightly higher, and surrounding is lower slightly, and Mass Distribution is uniform.

3）, anchor foundation posture check

The sinking posture of umbrella pallet is checked, should be toward acclivitous side again if find umbrella pallet run-off the straight Certain rubble bag 8 is thrown into, umbrella pallet is in horizontality as far as possible；Confirm that enough rubble bags 8 fall into umbrella pallet When interior and umbrella pallet can undertake set mooring forces, that is, complete the construction operation of net cage anchor foundation.

Net cage relies primarily on anchor foundation and provides mooring forces, and the deformation to anchor foundation has no special requirements, if rubble bag 8 Ballast makes umbrella pallet occur the less inclination of amplitude, and it is smaller to normally wielding influence for anchorage effect.Due to early stage anchor chain 9 It is connected with mooring hole 3, therefore is not required to send diver to carry out mooring operation under water again.

The utility model anchor foundation is simple in construction, and weight is relatively small, difference can be made according to different mooring forces demands The net form umbrella of area, adapts to different mooring forces demands；Block stone and rubble of the main ballast in rubble bag, it is drawn materials It is convenient, with low cost；The utility model construction does not need large lifting equipment, it is not required that lower water operation of sending someone, easy construction, Potential Working Time For Operation At Sea is short.

The utility model is not limited to above-mentioned embodiment, according to the above, according to the ordinary skill of this area Knowledge and customary means, under the premise of the above-mentioned basic fundamental thought of the utility model is not departed from, the utility model can also be made Equivalent modifications, replacement or the change of other diversified forms, all fall within protection domain of the present utility model.

Claims (4)

1. a kind of net cage anchor foundation with umbrella pallet, it is characterised in that including umbrella pallet and bearing, umbrella pallet by Circumferential reinforcement is with radial direction reinforcing bar uniform welding into umbrella, and umbrella tray bottom center is provided with upward sleeve；Bearing bottom outer wall On have a stiffened panel along annular spread, holder top is provided with mooring hole；During work, bearing penetrates sleeve simultaneously from umbrella tray bottom Push down stiffened panel, one end of bearing mooring hole and anchor chain ties, fixed, and bearing is integrally formed with umbrella pallet and sinks down into pre- Dinghai The sea bed in domain, delivers rubble bag, rubble bag pushes down umbrella pallet and constitutes net cage anchor foundation towards umbrella pallet is intraoral.

2. the net cage anchor foundation according to claim 1 with umbrella pallet, it is characterised in that described umbrella pallet Every radial direction reinforcing bar be outwards followed successively by from bottom centre horizontal segment, lower horizontal section, upper curved section, outward tilting section constitute, every ring It is annular shape to reinforcing bar；Circumferential reinforcement is welded on the upside of radial direction reinforcing bar；Umbrella tray bottom center is provided with annular slab, annular Plate center is provided with upward sleeve, and annular slab inside and outside wall is fixed with sleeve outer wall, radial direction reinforcement welding respectively.

3. the net cage anchor foundation according to claim 1 with umbrella pallet, it is characterised in that described umbrella pallet The internal diameter of upper bush is more than the external diameter of bearing.

4. the net cage anchor foundation according to claim 1 with umbrella pallet, it is characterised in that described rubble bag is Block stone, the woven bag of rubble or gunny etc. are filled, and the minimum grain size size of filled block stone, rubble is more than ring on umbrella pallet Hole between reinforcing bar and radial direction reinforcing bar.