The floatable oil fence
Technical field
The present invention relates to a kind of marine environmental protection equipment, especially a kind of oil fence that water oil stain or floatability pollutant are contained.
Background technology
Flourish along with the maritime traffic transport service, the frequent contact of boats and ships makes the marine contaminated probability that constantly increases.When accidents such as water surface generation oil spilling, should in time adopt the oil fence to stop, contain and guide, with the controls such as greasy dirt of the water surface within the specific limits or be directed to insensitive waters, and then remove greasy dirt etc.In addition,, for preventing crude oil leakage, need after steamer is stopped the harbour, with the oil fence steamer to be contained when the harbour handling crude oil at steamer.The oil fence that uses is classified according to buoyancy aid: Solid Float Type Oil Containment, software float-type, Air-inflated float formula at present; According to application class: emergency repair type, harbour fixed, fire-type, seashore type, input type in the air, oil spilling reclaiming type; Classify according to material: PVC, rubber etc.
Behind the oils ship berthing, carry out the oil fence before the handling operation when containing operation, be to be finished by the ship-dragging oil fence to contain operation, again that it is fixed with anchoring, need two boats and ships during operation at least, 4-5 people cooperates to finish, approximately 1 hour consuming time, boats and ships must contrary operation during from pool once, a large amount of labor intensive material resources, so not only increase greatly and enclose the cost that oil is removed contamination, also can affect adversely simultaneously and enclose the best opportunity that oil is removed contamination.Especially during harbour service, loading and unloading crude oil finishes, and steamer will cast off wharf, and dangerous situation perhaps takes place, and steamer need leave fast, at this moment just needs rapidly the oil fence to be regained, and abdicate passage.Run into sea situation and can't carry out above-mentioned operation when abominable, the stevedoring operation can only be shelved.
Chinese patent 200510047938.X discloses a kind of white two-layer air chamber rubber oil boom that opens with constant pressure exhaust function that has, when reclaiming, push the air chamber of the oil fence by easy device (for example cylinder of two determining deviations), after increasing to the outlet valve setting value, opens automatically the pressure in the air chamber, air emptying in the air chamber, the oil fence reclaims with up-coiler.Still there is the recovery operation complexity in this kind oil fence, and problem such as waste time and energy.
China's utility model 201020201186.4 discloses the air filling type oil fence that a kind of submersible location stores, remain the oil fence that more piece is connected together and uses, and this article gives the mountain how at explanation and the example of fixedly marine site diving and stationary storage and recovery, and attainable possibility is less.
Summary of the invention
The present invention will solve is the existing problem that reclaims trouble, wastes time and energy that lays of the existing oil fence, and a kind of floatable oil fence that can lay and reclaim in harbour fixedly connected, quick realization for a long time is provided.
Technical scheme of the present invention is:
A kind of floatable oil fence, comprise oil fence body (1), be provided with float (2) in the described oil fence body (1), oil fence body (1) is gone up retainer ring (3) evenly is set at interval, be used for fixedly anchor chain (8) and anchor (9), oil fence body (1) below is provided with skirt body (4) and counterweight chain (5), it is characterized in that, described oil fence body (1) is whole continuous, and its length allows to stop the maximum length of boats and ships greater than harbour; Described float (2) is that the end from oil fence body (1) enters, and turns back during to the other end again and gets back to upstream end; One end of oil fence body (1) is inflation water-filling operating side (6), and the other end is the end (7) that refluxes, and is connected with harbour (11) by oil fence harbour connector (10) respectively.
What described float (2) adopted is polyurethane fire-fighting water bag.
Described polyurethane fire-fighting water bag is 2.
The length of described oil fence body (1) be harbour allow to stop the boats and ships maximum length 2-3 doubly.
Float adopts the polyurethane fire hose, but water-filling, inflation, quality softness in light weight, good leak tightness, cost is low, technology maturation.The parallel design of two covers, wherein a cover is revealed and can be guaranteed that also the oil fence has enough buoyancy.The oil fence one end is provided with reflux, so just can guarantee controlled valve only at an end of the oil fence, only needs a people just can finish all sink-float oil fence operations.
Oil fence body adopts high strength PU material, resistance to wears, low temperature resistant, oil resistant acid and alkali-resistance, and is anti-aging.
The water-filling machine adopts axial flow pump, and flow is big, technology maturation, and the band overvoltage protection can effectively be protected oil fence internal construction.
But inflator adopts air-cooled piston type air compressor, has low pressure and starts aerification function automatically, constantly guarantees that the oil fence has enough buoyancy.
Beneficial effect of the present invention: simple in structure, reasonable in design, and all parts all come from present domestic mature technology.Use going up can people's independent operation, oil fence sink-float speed, accurately, and efficient energy-saving to raising stevedoring efficient, prevents that pollution effects is obvious.
Description of drawings
Fig. 1 is the fixedly overall construction drawing of the oil fence of floatable;
Fig. 2 is the fixedly work schematic diagram of the oil fence of floatable;
Fig. 3 is the fixedly backflow schematic diagram of the oil fence of floatable;
Fig. 4 is the fixedly use state diagram of the oil fence of floatable.
Wherein: 1 oil fence body; 2 floats; 3 retainer rings; 4 skirt bodies; 5 counterweight chains; 6 inflation water-filling operating sides; 7 reflux holds; 8 anchor chains; 9 anchors; 10 oil fence harbour connectors; 11 harbours; 12 boats and ships.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, to according to the specific embodiment provided by the invention, structure, details are as follows for feature:
As shown in Figure 1 and Figure 4, a kind of floatable oil fence, comprise oil fence body (1), be provided with float (2) in the described oil fence body (1), oil fence body (1) is gone up retainer ring (3) evenly is set at interval, is used for fixedly anchor chain (8) and anchor (9), and oil fence body (1) below is provided with skirt body (4) and counterweight chain (5), described oil fence body (1) is whole continuous, and its length allows to stop 2 times of maximum length of boats and ships and determines according to harbour; Described float (2) is that the end from oil fence body (1) enters, and turns back during to the other end again and gets back to upstream end; One end of oil fence body (1) is inflation water-filling operating side (6), and the other end is the end (7) that refluxes, and is connected with harbour (11) by oil fence harbour connector (10) respectively; The operating side is by threeway and water pumper and inflator UNICOM; Shape when working according to the oil fence lays anchor according to oil fence standard-required.
When boats and ships will pull in to shore or depart from port, with water pumper oil fence float is carried out water-filling, the air in the emptying float, be full of water in the float after, buoyancy reduces, oil fence integral body sinks to the bottom.At this moment the water surface does not have the oil fence, can satisfy the airworthiness requirement that boats and ships pull in to shore and depart from port.
After boats and ships pull in to shore, before the handling operation, with inflator to oil fence float inflation, the water in the emptying float, be full of gas in the float after, buoyancy strengthens, the oil fence climbs up on top of the water on the whole, under the effect of anchor and anchor chain, forms reservation shape (Fig. 4), satisfy the stevedoring operations requirement, prevent potential oil spilling.
The water-filling machine adopts axial flow pump, and flow is big, technology maturation, and the band overvoltage protection can effectively be protected oil fence internal construction.
But inflator adopts air-cooled piston type air compressor.Have low pressure and start aerification function automatically, constantly guarantee that the oil fence has enough buoyancy.
What float (2) adopted is polyurethane fire-fighting water bag.Adopting polyurethane fire-fighting water bag shown in Fig. 1 is 2.Wherein a leakage can guarantee that also the oil fence has enough buoyancy.
The present invention can be according to the extended immobilization that needs of harbour, utilizing oil fence water-filling, inflation, change the buoyancy of the oil fence, make the oil fence float on the water and sink under water according to the shape that fixes, whole process only needs one man operation, finished in 5-8 minute and contain, ship berthing and convenient and swift, as to significantly reduce the operating personnel labour intensity of departing from port.