CN111395286A - An inflatable oil spill boom - Google Patents

Abstract

The invention discloses an inflatable oil spill containment boom, which comprises a containment boom main body, an air supply device and power equipment for dragging the containment boom main body to move, wherein the containment boom main body comprises at least two strip-shaped flexible inflatable bags which are detachably connected, a plurality of steel rings are uniformly distributed in each flexible inflatable bag along the length direction of the flexible inflatable bag, one end of the containment boom main body is connected with the air outlet end of the air supply device, and the other end of the containment boom main body is connected with the power equipment. The invention provides an inflatable oil spill containment boom, wherein a containment boom main body is formed by detachably connecting at least two flexible inflation bags, the flexible inflation bags can be guaranteed not to be bent after being inflated, the flexible inflation bags forming the containment boom main body can be disassembled and assembled, and the size of an area formed after the containment boom main body is unfolded can be changed, so that the containment boom is suitable for different crude oil leakage conditions and diffusion conditions, and the use flexibility and the practicability of the containment boom are improved.

Description

An inflatable oil spill boom

technical field

The invention relates to the technical field of oil spill removal on water surfaces, in particular to an inflatable oil spill boom.

Background technique

There are no structures such as breakwaters around the open oil terminal as a cover, and it opens directly to the open sea. All kinds of crude oil transport ships are prone to crude oil leakage accidents during the process of leaving the berth. The crude oil leaked in the surrounding unshielded state can easily spread rapidly under the action of ebb and flow water and wind, which will cause great harm to the marine environment. . In order to eliminate the harm caused by the leaked oil to the ocean, many technical solutions are proposed in the prior art to recover the leaked oil. The most common one is to use an inflatable oil boom to seal the oil at the wharf through the oil boom. In the area, the oil recovery machine is used to recover the leaked oil, but the inflatable bag is easy to bend when it is below the sea surface, and the gas in the bent part cannot pass through, so the inflatable bag cannot be fully inflated, affecting the oil. Recycle.

SUMMARY OF THE INVENTION

The main purpose of the present invention is to provide an inflatable oil spill boom, which can effectively solve the problems in the background technology.

To achieve the above object, the technical scheme adopted in the present invention is:

An inflatable oil spill boom, comprising an oil boom main body, an air supply device and a power device for dragging the oil boom main body to move, the oil boom main body comprising at least two detachably connected long A strip-shaped flexible air bag, each flexible air bag has a plurality of steel rings evenly distributed along its length direction, one end of the main body of the oil boom is connected with the air outlet end of the air supply device, and the The other end of the fence body is connected with the power equipment.

Preferably, both ends of the flexible air bag are connected with rubber joints, and the ends of the rubber joints extend along the radial direction to form steps, and flanges are slidably sleeved on the circumferential surface of the rubber joints, Two adjacent flexible air bags are screwed into two flanges through connecting bolts to achieve a sealed connection.

Preferably, the circumferential surface of the flexible inflatable bag is provided with a skirt body with an inclined angle, and the skirt body faces away from the sea surface.

Preferably, the air supply device adopts an air pump, and the air outlet end of the air pump is connected with the main body of the oil boom by a hoop clamp.

Preferably, the air supply pipe on the air pump forms its air outlet end, and the joint end of the oil boom main body is sleeved on the air supply pipe and tightly connected by a clamp.

Preferably, the power equipment adopts a tugboat, a screw drive device is installed on the bottom of the tugboat, and the other end of the oil boom main body is connected to the tugboat.

Preferably, an oil spill collecting device is also installed on the tugboat.

The invention also discloses a method for recovering oil spilled by utilizing the inflatable oil spilling oil boom with the above structure. The method steps are as follows:

Step 1: Fix the main body of the oil boom with one end of the air pump on the end of the wharf where the crude oil is leaking, start the tugboat at the other end of the main body of the oil boom, and prepare to drag and drop the main body of the oil boom;

Step 2: The personnel drives the tugboat to the other end of the wharf, and the main body of the fence surrounds the ship and the wharf to form a semi-circular closed water area;

Step 3: Start the air pump to inflate the flexible air bag and make it expand, and seal the leaked crude oil in the local water area at the front of the wharf;

Step 4: Start the oil spill collection device on the tugboat to collect crude oil, and drive the tugboat synchronously to gradually reduce the enclosed water area until the leaked crude oil is completely collected;

Step 5: After the oil collection is completed, stop the air pump and the oil spill collection device, return the tugboat to the air pump and put away the flexible air bag.

In addition, the invention also proposes the application of an inflatable oil spill boom in an open oil terminal.

Compared with the prior art, the present invention has the following beneficial effects:

In the inflatable oil spill boom proposed by the present invention, the main body of the oil boom is detachably connected by at least two flexible inflatable bags, wherein each flexible inflatable bag is distributed with a steel ring, which can ensure that the flexible inflatable bag is inflated after being inflated. There will be no bending phenomenon, so that the entire oil boom body can be filled with gas for expansion, and the flexible inflatable bag that constitutes the oil boom body can be disassembled and assembled, which can change the size of the area formed after the oil boom body is unfolded. Due to different crude oil leakage and diffusion conditions, the use flexibility and practicability of the oil boom are improved. In addition, the two flexible air bags are connected by rubber joints, and the flange structure is used to connect the steps of the extruded rubber joints. , Use the deformation of the rubber material to realize the sealing connection of the rubber inflatable bag, avoid air leakage at the connection of the inflatable bag, and ensure that the entire oil boom can be inflated and expanded smoothly.

Description of drawings

Fig. 1 is the structural representation of a kind of inflatable oil spill boom of the present invention;

2 is a schematic cross-sectional view of an inflatable bag in an inflatable oil spill oil containment column of the present invention;

3 is a schematic structural diagram of a single inflatable bag in an inflatable oil spill containment column of the present invention;

4 is a schematic diagram of the assembly structure of two adjacent inflatable bags in an inflatable oil spill oil containment column according to the present invention;

Fig. 5 is a partial enlarged view of place A in Fig. 1 of an inflatable oil spill boom of the present invention;

FIG. 6 is a schematic structural diagram of an inflatable oil spill boom in the working state of the present invention.

In the picture: 1. Flexible air bag; 2. Air pump; 21. Air supply pipe; 3. Tugboat; 4. Screw drive device; 5. Steel ring; 6. Rubber joint; 7. Step; 8. Flange plate; 9. Connecting bolts; 10. Skirts; 11. Hoop clamps; 12. Wharf.

Detailed ways

In order to make the technical means, creative features, achievement goals and effects realized by the present invention easy to understand, the present invention will be further described below with reference to the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end" and "the other end" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, with a specific orientation. The orientation configuration and operation are therefore not to be construed as limitations of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense, for example, "connected" may be a fixed connection It can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

As shown in Figure 1-6, an inflatable oil spill boom includes an oil boom main body, an air supply device, and a power device for dragging the oil boom main body to move. The oil boom main body includes at least two Disassemble the connected long-shaped flexible inflatable bags 1, the length of a single flexible inflatable bag 1 can be set between 15-25m, which can reduce the number of flexible inflatable bags 1 as much as possible, and reduce the number of splices. There are a plurality of steel rings 5 evenly distributed in the bag 1 along its length. The steel rings 5 can shape the flexible inflatable bag 1 and avoid bending after inflation. The gas outlet end of the gas device is connected, and the other end of the main body of the fence is connected to the power equipment, wherein the gas supply device is fixed at one end of the wharf 12, and the power equipment drags the main body of the boom to move in the crude oil area until the other end of the wharf 12 will The leaked crude oil is surrounded to form a closed water area, and the leaked crude oil is sealed in the local water area in front of the terminal 12, so as to avoid the exchange of the oil spill with the outside, and reduce the further harm of the oil spill to the marine environment.

Specifically, as shown in FIG. 3 , both ends of the flexible air bag 1 are connected with rubber joints 6 , and the ends of the rubber joints 6 extend along the radial direction to form steps 7 , and the circumferential surface of the rubber joints 6 is slidably sleeved There are flanges 8, and two adjacent flexible inflatable bags 1 are screwed into the two flanges 8 through connecting bolts 9 to achieve a sealed connection. When connecting the flexible inflatable bags 1, the rubber joints 6 of the adjacent two flexible inflatable bags 1 are The steps 7 at the end are aligned, and then the through holes on the flange 8 are aligned, and the connecting bolts 9 are inserted and connected with nuts.

As shown in Fig. 2, the flexible inflatable bag 1 has a skirt 10 with an inclined angle on the circumferential surface. The skirt 10 faces away from the sea surface. When the main body of the oil boom floats, it effectively increases the frictional resistance with water and prevents crude oil products. Overflow from the bottom of the skirt 10.

As shown in Fig. 1 and Fig. 5, the air supply device in the present invention adopts an air pump 2, and the air outlet end of the air pump 2 is connected with the main body of the oil boom. Further, the air supply pipe 21 on the air pump 2 forms its At the air outlet, the joint end of the main body of the oil boom is sleeved on the air supply pipe 21 and tightly connected by the clamp 11 , and the flexible air bag 1 is continuously inflated by the air pump 2 .

As a preferred embodiment, the power equipment in the present invention adopts a tugboat 3, and a screw drive device 4 is installed on the bottom of the tugboat 3. The screw drive device 4 is driven to rotate by a diesel engine, which can ensure the forward power of the tugboat 3. The other end is connected with the tugboat 3, and the tugboat 3 drives the flexible inflatable bag 1 to travel to the other end of the dock 12 to complete the sealing of the water area.

In addition, in order to facilitate the collection of the leaked crude oil, an oil spill collecting device is also installed on the tugboat 3. It should be noted that the oil spill collecting device in the present invention can use the oil skimmer in the prior art, and its working principle And the internal structure will not be repeated here.

The invention also discloses a method for recovering oil spilled by utilizing the inflatable oil spilling oil boom with the above structure. The method steps are as follows:

Step 1: Fix the main body of the oil boom with one end of the air pump 2 to one end of the wharf 12 where the crude oil leaks, drive a fixed pile on the beach of the wharf 12, and fix the air pump 2 on the fixed pile by rivets. Start the tugboat 3 at the other end of the main body of the oil boom, and prepare to drag and drop the main body of the oil boom;

Step 2: According to the area of the leaked crude oil, the personnel drives the tugboat 3 to the other end of the wharf 12, and the tugboat 3 moves forward while releasing the main body of the oil boom. Finally, the main body of the fence surrounds the ship and the wharf 12 and forms a semi-circular closed water area ;

Step 3: Start the air pump 2 to inflate the flexible air bag 1 and make it expand, and seal the leaked crude oil in the local water area at the front of the wharf 12 to avoid the exchange of oil spills with the outside;

Step 4: Start the oil spill collection device on the tugboat 3 to collect crude oil, and synchronously drive the tugboat 3 to gradually reduce the enclosed water area until the leaked crude oil is completely collected;

Step 5: After the oil collection is completed, stop the air pump 2 and the oil spill collection device, and return the tugboat 3 to the position of the air pump 2 and put away the flexible air bag 1.

The invention also discloses the application of an inflatable oil spill boom in an open oil wharf. Since there are no structures such as breakwaters around the open oil wharf as a cover, it is directly opened to the open sea area. The main body of the oil boom quickly expands to surround the ship and the wharf 12 to form a closed water area, and seal the leaked crude oil in the local water area at the front of the wharf, so as to avoid the exchange of the oil spill with the outside, and reduce the further harm of the oil spill to the marine environment.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments, and the descriptions in the above-mentioned embodiments and the description are only to illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have Various changes and modifications fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (9)

1. The utility model provides an inflatable oil spilling oil containment boom, its characterized in that, including oil containment boom main part, air feeder and be used for dragging the power equipment that the oil containment boom main part removed, the oil containment boom main part includes two at least can dismantle the flexible gas pocket (1) of rectangular shape of connection, every along its length direction in the flexible gas pocket (1) even distribution have a plurality of steel rings (5), the one end of oil containment boom main part with the end of giving vent to anger of air feeder is connected, the other end of rail main part with power equipment is connected.

2. The inflatable oil spill containment boom of claim 1, wherein rubber joints (6) are connected to two ends of the flexible inflatable bag (1), the tail ends of the rubber joints (6) extend in the radial direction to form steps (7), flanges (8) are slidably sleeved on the circumferential surfaces of the rubber joints (6), and two adjacent flexible inflatable bags (1) are spirally inserted into the two flanges (8) through connecting bolts (9) to realize sealing connection.

3. The inflatable oil spill containment boom of claim 2, characterized in that the circumferential surface of the flexible airbag (1) is provided with an inclined skirt (10), the skirt (10) facing away from the sea surface.

4. The inflatable oil spill containment boom of claim 1, wherein the air supply device is an inflator (2), and an air outlet end of the inflator (2) is connected with the hoop of the containment boom body.

5. The inflatable oil spill containment boom of claim 4, wherein an air supply pipe (21) on the inflator (2) forms an air outlet end of the inflatable oil spill containment boom, and a joint end of the containment boom body is sleeved on the air supply pipe (21) and is tightly connected through a hoop clamp (11).

6. The inflatable oil spill containment boom of claim 1, wherein the power plant is a tugboat (3), the bottom of the tugboat (3) is provided with a screw driving device (4), and the other end of the containment boom body is connected with the tugboat (3).

7. The inflatable oil spill containment boom of claim 6, characterized in that the tug boat (3) is further provided with an oil spill collection device.

8. A method of recovering spilled oil using the inflatable spilled oil containment boom of any of claims 1-7, the method comprising the steps of:

the method comprises the following steps: fixing the oil containment boom main body with one end provided with an air pump (2) at one end of a wharf (12) with a leaked crude oil water area, starting a tugboat (3) at the other end of the oil containment boom main body, and preparing for dragging and dropping the oil containment boom main body;

step two: a person drives the tug (3) to the other end of the wharf (12), and the ship and the wharf (12) are surrounded by the fence body to form a semicircular closed water area;

step three: starting an inflator pump (2) to inflate the flexible inflatable bag (1) and expand the inflatable bag, and sealing the leaked crude oil in a local water area at the front edge of the wharf (12);

step four: starting an oil spill collection device on the tugboat (3) to collect crude oil, and synchronously driving the tugboat (3) to gradually reduce the area of a closed water area until the leaked crude oil is completely collected;

step five: and after the oil is collected, stopping the inflator pump (2) and the oil spill collection device, returning the tugboat (3) to the position of the inflator pump (2) and collecting the flexible airbag (1).

9. Use of the inflatable spill containment boom of any of claims 1-7 in an open oil terminal.

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