CN115324006B

CN115324006B - Ocean greasy dirt recovery unit

Info

Publication number: CN115324006B
Application number: CN202210842421.3A
Authority: CN
Inventors: 刘晓亮; 李忠旭; 张成相; 丁肖雨
Original assignee: Binzhou University
Current assignee: Binzhou University
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2023-06-02
Anticipated expiration: 2042-07-18
Also published as: CN115324006A

Abstract

The application discloses ocean greasy dirt recovery unit for collect ocean top layer's greasy dirt, ocean greasy dirt recovery unit includes casing, at least one mechanical support, driving piece and accomodates the membrane. The storage film is used for forming a first containing cavity with the shell, wherein the first containing cavity can contain recovered oil stains. The first end of the mechanical support is connected with the shell, and the second end of the mechanical support is slidably connected with the shell. The driving piece is connected with the mechanical support and used for driving the mechanical support to slide relative to the shell. The storage film is connected with the shell and forms a first accommodating cavity and a first opening communicated with the first accommodating cavity, and is also connected with the mechanical support, so that when the mechanical support slides relative to the shell, the storage film is driven to move, the first accommodating cavity is in a negative pressure state, and oil stains can enter the first accommodating cavity through the first opening. The technical scheme that this application provided can realize quick and efficient absorption and retrieve the greasy dirt in the ocean top layer.

Description

Ocean greasy dirt recovery unit

Technical Field

The application relates to the technical field of ocean oil stain treatment, in particular to an ocean oil stain recovery device.

Background

The shortage of energy in the world causes the increasing demand for petroleum, and the problem of petroleum leakage is unavoidable with large-scale petroleum exploitation and transportation. Oil leakage caused by improper collection of offshore wells, or oil leakage caused by oil and gas gathering pipelines, oil storage tanks and oil tanker oil transportation facilities, will cause great economic losses. Meanwhile, a large amount of oxygen is consumed for oil pollution oxidization, so that a large amount of surface organisms in the ocean die, the ecological environment of the ocean surface layer is destroyed, and the consequence is not considered. Therefore, how to quickly and efficiently suck and recover the oil layer in the ocean surface layer is a problem to be solved in order to mitigate the damage caused by petroleum leakage.

Disclosure of Invention

The embodiment of the application provides a marine oil stain recovery device, which can absorb and recover an oil layer in a marine surface layer rapidly and efficiently.

The embodiment of the application provides a ocean greasy dirt recovery unit for collect ocean top layer's greasy dirt, include:

a housing;

at least one mechanical bracket having a first end coupled to the housing and a second end slidably coupled to the housing;

the driving piece is connected with the mechanical support and used for driving the mechanical support to slide relative to the shell;

the storage film is connected with the shell and a first accommodating cavity and a first opening communicated with the first accommodating cavity are formed between the shell, the storage film is also connected with the mechanical support, so that when the mechanical support slides relative to the shell, the storage film is driven to move, the first accommodating cavity is in a negative pressure state, and oil stains can enter the first accommodating cavity through the first opening.

The beneficial effects of the embodiment of the application are that: through setting up mechanical support, driving piece and accomodating the membrane, driving piece drive mechanical support motion, and then drive accomodate the relative casing motion of membrane and retrieve and store float oil layer and greasy dirt in the ocean with causing pressure differential, make whole greasy dirt recovery process quick and high-efficient. Compared with the vacuum oil suction device with a more complex structure, the marine oil stain recovery device is easy to age and rust due to the seawater corrosion effect when operated in the ocean for a long time, and the marine oil stain recovery device has the advantages of simple integral structure, simple working principle and easy operation, is convenient for subsequent overhauling and maintenance, and can also be used with lower cost.

In some embodiments, the mechanical support comprises a plurality of links, and the plurality of links are connected in a one-to-one end-to-end rotation manner.

Based on the embodiment, the mechanical support is designed to comprise a plurality of connecting rods which are connected in a head-to-tail rotary mode, so that the mechanical support is more sensitive and smooth in the sliding process, and recovery efficiency is improved.

In some of these embodiments, the driver comprises:

at least one air bag, wherein the air bag is wrapped on the mechanical support, and the storage film is connected with the air bag;

the air pump is communicated with the air bag and is used for inflating or exhausting the air bag.

Based on the embodiment, when the air pump fills air into the air bag, the air bag is wrapped on the mechanical support, and the air bag is gradually unfolded to drive the mechanical support to stretch, namely, drive the second end of the mechanical support to move in the direction away from the first end of the mechanical support; when the air pump pumps out the air in the air bag, the air bag is gradually contracted and drives the mechanical support to retract, namely, the second end of the mechanical support is driven to move towards the direction close to the first end of the mechanical support. The design not only can drive the mechanical support to slide, but also can wrap the mechanical support by the air bag, thereby providing an independent and relatively closed working environment for the mechanical support, effectively protecting the mechanical support, preventing the mechanical support from being corroded and damaged by long-term soaking in seawater, and prolonging the service life of the mechanical support.

In some embodiments, the number of the mechanical supports and the number of the air bags are multiple, the air bags are arranged in one-to-one correspondence with the mechanical supports,

the storage films comprise sub storage films positioned between every two adjacent air bags, each sub storage film is connected with the shell, a first sub storage cavity and a first sub opening are formed between each sub storage film and the shell, the first sub openings are communicated with the first sub storage cavities, the sub storage films are also connected with the corresponding air bags, when the mechanical support slides relative to the shell, the first sub storage cavities can be in a negative pressure state, and oil stains can enter the first sub storage cavities through the first sub openings; or (b)

The storage membrane is connected with a plurality of air bags.

In some of these embodiments, further comprising:

the sliding rail is connected with the shell, and one end of the mechanical support is slidably connected with the sliding rail.

Based on the above embodiment, through setting up the slide rail, mechanical support and slide rail cooperation use, compare in mechanical support direct and casing sliding connection, the production equipment of being convenient for more.

In some embodiments, the number of the mechanical supports is a plurality, the number of the sliding rails is the same as the number of the mechanical supports, and each mechanical support is correspondingly slidably connected to one sliding rail.

Based on the above-mentioned embodiment, through setting up a plurality of slide rails and the mechanical support of one-to-one, a plurality of mechanical support connection support are accomodate the membrane, have strengthened holistic structural stability, prevent to accomodate the membrane and inhale too much by propping up of greasy dirt. Meanwhile, even if one of the mechanical supports has a problem, the normal operation of the marine oil stain recovery device can be maintained temporarily.

In some of these embodiments, further comprising:

the inlet component is arranged at the first opening and connected with the shell, and is provided with a first inlet, a plurality of outlets communicated with the first inlet and the first accommodating cavity, and check valves are arranged at the outlets.

Based on the above-mentioned embodiment, through setting up the entry subassembly in first opening part, the exit that the first chamber that holds of entry subassembly intercommunication is provided with the check valve, can prevent that the greasy dirt from pouring out first chamber that holds, makes ocean greasy dirt recovery unit store the effect of greasy dirt better.

In some embodiments, the housing has a second receiving cavity, a second opening communicating the first receiving cavity and the second receiving cavity, and the oil dirt in the first receiving cavity can be squeezed into the second receiving cavity through the second opening when the mechanical support slides relative to the housing and moves the receiving film in a direction approaching the housing.

Based on the above-mentioned embodiment, design the casing for having the second and hold the chamber, make the greasy dirt of inhaling can carry to the second through the second opening and hold the intracavity and store, first holds the chamber and can continue to inhale the greasy dirt, has increased ocean greasy dirt recovery unit and has retrieved the capacity of greasy dirt, has further promoted work efficiency.

In some of these embodiments, further comprising:

the oil storage tank is positioned at one side of the shell far away from the mechanical support and is connected with the shell; and

at least one oil-well pump, the oil-well pump includes pipeline, pipeline's one end intercommunication the batch oil tank, the other end intercommunication the second holds the chamber, is used for with the greasy dirt in the second holds the chamber is pumped to in the batch oil tank.

Based on the above-mentioned embodiment, through setting up the batch oil tank, second hold chamber and first hold the chamber and can store the greasy dirt of recovery simultaneously, make ocean greasy dirt recovery unit under the unchangeable circumstances of working total amount, the frequency of operation is less, can effectively reduce use cost, and is more energy-conserving and retrieve greasy dirt efficiency better.

In some of these embodiments, further comprising:

and the floating plate is detachably connected to the oil drain hole of the oil storage tank.

Based on the above embodiment, through setting up the kickboard, the kickboard can make ocean greasy dirt recovery unit more stable float in the sea carry out the greasy dirt recovery, and the kickboard can dismantle simultaneously and connect in the oil drain hole department of oil storage tank can also act as the function of apron.

In some of these embodiments, the housing has a third opening communicating with the first receiving chamber, and the marine oil recovery device further comprises:

the oil storage tank is positioned at one side of the shell far away from the mechanical support and is connected with the shell;

the oil-water separator is connected with the shell and used for separating liquid and greasy dirt, the oil-water separator is provided with a second inlet, a first outlet and a second outlet, the third opening is communicated with the second inlet, the first outlet is communicated with the oil storage tank and used for discharging the greasy dirt to the oil storage tank, and the second outlet is positioned outside the shell and used for discharging the liquid.

Based on the above embodiment, through setting up oil water separator, can be with the greasy dirt before storing to the oil storage tank first handle, carry the greasy dirt that purity is higher to the oil storage tank in, avoid storing a large amount of oil water mixture in the oil storage tank, reduce ocean greasy dirt recovery unit's invalid work, and then promote work efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a marine oil stain recovery device according to an embodiment of the present application;

FIG. 2 is a schematic diagram of an exploded construction of the marine oil recovery apparatus shown in FIG. 1;

FIG. 3 is a schematic view of the marine oil recovery apparatus of FIG. 1 in a ready state;

FIG. 4 is a schematic view of the marine oil recovery apparatus of FIG. 1 in an operational state;

FIG. 5 is an enlarged schematic view of the structure shown at B in FIG. 2;

fig. 6 is a schematic perspective view of a housing, a driving member and a receiving film of the marine oil stain recovery device shown in fig. 1;

FIG. 7 is a schematic view of an exploded construction of the marine oil recovery apparatus shown in FIG. 1 at another perspective;

fig. 8 is a schematic perspective view of a housing and a mechanical bracket of the marine oil recovery device shown in fig. 1;

FIG. 9 is an enlarged schematic view of FIG. 8C;

fig. 10 is a schematic perspective view of an inlet assembly of the marine oil recovery apparatus shown in fig. 1;

FIG. 11 is a schematic perspective view of the inlet assembly of the marine oil recovery apparatus of FIG. 1 from another perspective;

FIG. 12 is a schematic view of the explosive structure of the housing, mechanical support and receiving membrane of the marine oil recovery device shown in FIG. 1;

reference numerals: 100. a marine oil stain recovery device; 110. a housing; 111. a second accommodation chamber; 112. a second opening; 120. a mechanical support; 121. a connecting rod; 122. a movable joint; 123. a first end; 124. a second end; 125. a sliding shaft; 130. a driving member; 131. an air bag; 132. an air pump; 140. a storage film; a. A first accommodation chamber; b. a first opening; 150. a slide rail; 151. a sliding groove; 160. an inlet assembly; 161. a first inlet; 162. an outlet; 163. a check valve; 170. an oil storage tank; 180. an oil pump; 181. a delivery conduit; 190. a floating plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

The shortage of energy in the world causes the increasing demand for petroleum, and the problem of petroleum leakage is unavoidable with large-scale petroleum exploitation and transportation. Oil leakage caused by improper collection of offshore wells, or oil leakage caused by oil and gas gathering pipelines, oil storage tanks and oil tanker oil transportation facilities, will cause great economic losses. Meanwhile, a large amount of oxygen is consumed for oil pollution oxidization, so that a large amount of surface organisms in the ocean die, the ecological environment of the ocean surface layer is destroyed, and the consequence is not considered. Therefore, how to quickly and efficiently suck and recover the oil layer in the ocean surface layer is a problem to be solved in order to mitigate the damage caused by petroleum leakage. The embodiment of the application provides a marine oil stain recovery device, and aims to solve the problem.

Referring to fig. 1 and 2, an embodiment of the present application provides a marine oil stain recovery device 100 for collecting oil stains on a marine surface, where the marine oil stain recovery device 100 may include a housing 110, at least one mechanical support 120, a driving member 130, and a receiving membrane 140. The storage film 140 is used for forming a first accommodating cavity a with the housing 110, wherein the first accommodating cavity a can accommodate and recycle oil stains, the driving piece 130 is used for driving the mechanical support 120 to move, and then the mechanical support 120 can drive the storage film 140 to move, so that the oil stains enter the first accommodating cavity a.

Specifically, the first end 123 of the mechanical bracket 120 may be hingedly coupled to the housing 110 and the second end 124 may be slidably coupled to the housing 110. The driving member 130 is connected to the mechanical support 120, and is used for driving the mechanical support 120 to slide relative to the housing 110. The storage film 140 is connected with the shell 110 and forms a first accommodating cavity a and a first opening b communicated with the first accommodating cavity a with the shell 110, and the storage film 140 is also connected with the mechanical support 120 so as to drive the storage film 140 to move when the mechanical support 120 slides relative to the shell 110, so that the first accommodating cavity a is in a negative pressure state, and oil stains can enter the first accommodating cavity a through the first opening b.

Referring to fig. 3, when the marine oil recovery device 100 is in the ready state, the second end 124 of the mechanical support 120 is located away from the first end 123, and the receiving membrane 140 is close to the housing 110, so that the volume of the first receiving cavity a is very small; referring to fig. 4, when the marine oil stain recovery device 100 is in an operating state, the driving member 130 drives the second end 124 of the mechanical support 120 to slide in a direction approaching the first end 123, and the receiving membrane 140 moves in a direction away from the housing 110, so that the first receiving cavity a is in a negative pressure state, and oil stains are induced to be sucked into the first receiving cavity a from the first opening b.

The ocean greasy dirt recovery device 100 of this application is through setting up mechanical support 120, driving piece 130 and accomodating membrane 140, and driving piece 130 drive mechanical support 120 motion, and then drive accomodate membrane 140 and move with causing pressure differential to retrieve and store the superficial oil reservoir in the ocean and greasy dirt, make whole greasy dirt recovery process quick and high-efficient relative casing 110. Compared with the vacuum oil suction device with a more complex structure, the marine oil stain recovery device 100 has the advantages that the device is easy to age and rust due to the seawater corrosion effect when operated in the ocean for a long time, the whole structure is simple, the working principle is simple, the operation is easy, the follow-up overhaul and maintenance are convenient, and the use cost is lower.

Further, referring to fig. 5, the mechanical support 120 may include a plurality of links 121, and the plurality of links 121 are connected in a head-to-tail rotation manner. The design makes the mechanical support 120 more sensitive and smooth in the sliding process, and is beneficial to improving the recovery efficiency. Further, the two adjacent connecting rods 121 can be rotationally connected through the movable joint 122, and the movable joint 122 can make the movable angle between the two adjacent connecting rods 121 larger, which is beneficial to stretching or retracting when the mechanical support 120 slides relative to the housing 110.

Referring to fig. 5 and 6, the driving member 130 may include at least one balloon 131 and an air pump 132. The air bag 131 is wrapped on the mechanical support 120, the storage film 140 is connected with the air bag 131, and the air pump 132 is communicated with the air bag 131 and used for inflating or exhausting the air bag 131. The marine oil recovery device 100 may further include a controller electrically connected to the air pump 132. Specifically, when the marine oil stain recovery device 100 is in a ready state, the controller controls the air pump 132 to charge air into the air bag 131, and as the air bag 131 is wrapped on the mechanical support 120, the air bag 131 is gradually unfolded to drive the mechanical support 120 to stretch, that is, drive the second end 124 of the mechanical support 120 to move in a direction away from the first end 123, and simultaneously drive the storage membrane 140 to move in a direction approaching to the housing 110 by the mechanical support 120, at this time, the volume of the first storage cavity a is extremely small; when the marine oil stain recovery device 100 is in a working state, the controller controls the air pump 132 to pump out the air in the air bag 131, the air bag 131 is gradually contracted and drives the mechanical support 120 to retract, namely, the second end 124 of the mechanical support 120 is driven to move towards the direction close to the first end 123, and simultaneously, the mechanical support 120 drives the storage film 140 to move towards the direction far away from the shell 110, at the moment, the space of the first storage cavity a is increased, and the marine oil stain recovery device is in a negative pressure state, namely, the pressure difference between the first storage cavity a and the external environment can promote oil stains to be sucked into the first storage cavity a from the first opening b. The design not only can drive the mechanical support 120 to slide, but also can wrap the air bag 131 on the mechanical support 120, so that an independent and relatively closed working environment is provided for the mechanical support 120, the mechanical support 120 can be effectively protected, the mechanical support 120 is prevented from being corroded and damaged due to long-term soaking in seawater, and the service life of the mechanical support 120 can be prolonged. Among them, the balloon 131 may have an oxidation-resistant and corrosion-resistant layer to prevent seawater erosion. The controller can be a singlechip and a PLC controller (Programmable Logic Controller ).

It should be understood that, referring to fig. 7, the number of the mechanical holders 120 and the number of the air bags 131 may be plural, and the air bags 131 are disposed in one-to-one correspondence with the mechanical holders 120. For easy assembly, the receiving film 140 may be connected to the plurality of air bags 131, and the receiving film 140 and the air bags 131 may be of an integral structure. Alternatively, the storage film 140 may include sub storage films located between every two adjacent air bags 131, where each sub storage film is connected to the housing 110 and forms a first sub storage cavity with the housing 110 and a first sub opening communicating with the first sub storage cavity, and the sub storage films are further connected to the corresponding air bags 131, so that when the mechanical support 120 slides relative to the housing 110, the first sub storage cavity can be in a negative pressure state, and oil stains can enter the first sub storage cavity through the first sub opening. The design makes the connection of accomodating membrane 140 and gasbag 131 inseparabler like this, and mechanical support 120 can be better when the motion drive accomodate membrane 140 motion, and a plurality of son simultaneously accomodate the membrane and the connection of gasbag 131 can let the space in first son hold the chamber more closed, makes the difficult spill of inspiratory greasy dirt. Further, the receiving film 140 may be an elastic film made of an oxidation-resistant and corrosion-resistant high molecular polymer.

Referring to fig. 8 and 9, the marine oil recovery device 100 may further include at least one sliding rail 150, where the sliding rail 150 is connected to the housing 110, and one end of the mechanical support 120 is slidably connected to the sliding rail 150. By arranging the sliding rail 150, the mechanical support 120 and the sliding rail 150 are matched for use, and compared with the mechanical support 120 which is directly connected with the shell 110 in a sliding way, the mechanical support is more convenient for production and assembly.

Further, referring to fig. 9, the number of the mechanical holders 120 may be plural, and the number of the sliding rails 150 is the same as that of the mechanical holders 120, and each mechanical holder 120 is slidably connected to one sliding rail 150. Through setting up a plurality of slide rails 150 and the mechanical support 120 of one-to-one, a plurality of mechanical support 120 connect and support and accomodate membrane 140, strengthened holistic structural stability, prevent to accomodate membrane 140 and inhale too much by the rupture. And at the same time, the normal operation of the marine oil recovery apparatus 100 can be temporarily maintained even if one of the mechanical brackets 120 is defective. Preferably, referring to fig. 7, the number of mechanical brackets 120 may be five.

Specifically, referring to fig. 9, the slide rail 150 is provided with a sliding groove 151, and the mechanical support 120 includes a plurality of links 121, and a sliding shaft 125 connected to one link 121 at an end and slidably disposed in the sliding groove 151. More specifically, the sliding rail 150 has a first surface and a second surface that are distributed relatively, the sliding groove 151 penetrates through the first surface and the second surface, one connecting rod 121 at the end includes a first end plate located at a side where the first surface is located, and a second end plate located at a side where the second surface is located, and the sliding shaft 125 penetrates through the sliding groove 151 and has two ends respectively connected to the first end plate and the second end plate.

Referring to fig. 7, the marine oil recovery device 100 may further include an inlet assembly 160, where the inlet assembly 160 is disposed at the first opening b and connected to the housing 110, and referring to fig. 10 and 11, the inlet assembly 160 has a first inlet 161, a plurality of outlets 162 communicating the first inlet 161 with the first receiving cavity a, and check valves 163 are disposed at the plurality of outlets 162. By arranging the inlet component 160 at the first opening b, the check valve 163 is arranged at the outlet 162 of the inlet component 160 communicated with the first accommodating cavity a, so that the greasy dirt can be prevented from flowing out of the first accommodating cavity a, and the marine greasy dirt recovery device 100 is better in storing greasy dirt. Specifically, when the marine oil stain recovery device 100 is in an operating state, oil stains are sucked from the first inlet 161 to the plurality of outlets 162 and jack the check valve 163 into the first accommodating cavity a, and when the first accommodating cavity a tends to be saturated, the pressure in the first accommodating cavity a is larger than the external pressure, and the check valve 163 is pressed to the closed position, so that oil stains are prevented from overflowing.

In some embodiments, referring to fig. 12, the housing 110 may have a second accommodating cavity 111, the housing 110 further has a second opening 112 communicating the first accommodating cavity a and the second accommodating cavity 111, and when the mechanical support 120 slides relative to the housing 110 and moves the accommodating film 140 in a direction approaching to the housing 110, the oil stain in the first accommodating cavity a is squeezed into the second accommodating cavity 111 through the second opening 112. The shell 110 is designed to be provided with the second accommodating cavity 111, so that the sucked oil stain can be conveyed to the second accommodating cavity 111 through the second opening 112 for storage, and the first accommodating cavity a can continuously suck the oil stain, so that the capacity of the marine oil stain recovery device 100 for recovering the oil stain is increased, and the working efficiency is further improved.

Further referring to fig. 1 and 2, the marine oil recovery apparatus 100 may include an oil reservoir 170 and at least one oil pump 180. The oil reservoir 170 is located on a side of the housing 110 remote from the mechanical support 120 and is coupled to the housing 110 for storing oil. The oil pump 180 may include a delivery pipe 181, one end of the delivery pipe 181 is connected to the oil reservoir 170, and the other end is connected to the second accommodating chamber 111, so as to pump the oil stain in the second accommodating chamber 111 into the oil reservoir 170. Through setting up the oil storage tank 170, second hold chamber 111 and first hold chamber a can store the greasy dirt of recovery simultaneously, make ocean greasy dirt recovery unit 100 under the unchangeable circumstances of working total amount, the frequency of operation is less, can effectively reduce use cost, and is more energy-conserving and retrieve greasy dirt efficiency better.

It will be appreciated that referring to fig. 2, the marine oil recovery apparatus 100 may further include at least one floating plate 190, where the floating plate 190 is detachably connected to the drain hole of the oil reservoir 170. Through setting up the kickboard 190, the kickboard 190 can make ocean greasy dirt recovery unit 100 more stable float in the sea and carry out the greasy dirt recovery, and the kickboard 190 can dismantle the function of connecting as the apron in the oil drain hole department of oil storage tank 170 simultaneously. Preferably, the number of the floating plates may be two, and the floating plates are respectively located at two sides of the oil storage tank 170, so that the marine oil stain recovery device 100 floats on the sea more stably. Alternatively, the oil reservoir 170 has an oil drain hole and a screw cap on a side near the housing 110, and the screw cap is detachably provided on the oil drain hole, so that the oil can be conveniently poured out from the oil reservoir 170.

In other embodiments, the housing 110 may have a third opening communicating with the first receiving chamber a, and the marine oil recovery device 100 may further include an oil reservoir 170, where the oil reservoir 170 is located at a side of the housing 110 away from the mechanical support 120 and is connected to the housing 110. The oil-water separator is connected with the shell 110 and used for separating liquid and oil stains, the oil-water separator is provided with a second inlet, a first discharge port and a second discharge port, the third opening is communicated with the second inlet, the first discharge port is communicated with the oil storage tank 170 and used for discharging oil stains to the oil storage tank 170, and the second discharge port is positioned outside the shell 110 and used for discharging liquid. Through setting up oil water separator, can carry out the greasy dirt and handle before storing to the oil storage tank 170 first, carry the greasy dirt that purity is higher to the oil storage tank 170 in, avoid storing a large amount of oil water mixture in the oil storage tank 170, reduce the invalid work of ocean greasy dirt recovery unit 100, and then promote work efficiency.

The specific oil absorption process of the marine oil stain recovery device 100 of the embodiment of the present application may be: firstly, the air pump 132 pumps out the air in the air bag 131, the air bag 131 is gradually contracted and drives the mechanical support 120 to retract, namely, drives the second end 124 of the mechanical support 120 to move towards the direction close to the first end 123, and simultaneously drives the storage film 140 to move towards the direction far away from the shell 110, at this time, the volume of the space in the first storage cavity a is increased to be in a negative pressure state, oil stains are promoted to be sucked into the first storage cavity a from the first opening b through the pressure difference with the external environment, and the volume of the oil stains sucked into the first storage cavity a in the oil suction process is also increased to reach the limit along with reaching the limit of the shrinkage of the air bag 131.

The specific oil storage process of the marine oil stain recovery device 100 of the present embodiment may be: the air pump 132 fills gas into the air bag 131, the air bag 131 is gradually unfolded to drive the mechanical support 120 to stretch, namely, the second end 124 of the mechanical support 120 is driven to move towards the direction away from the first end 123 of the mechanical support 120, meanwhile, the mechanical support 120 drives the storage film 140 to move towards the direction close to the shell 110, the space in the first storage cavity a is compressed, the greasy dirt in the first storage cavity a is pressed into the second storage cavity 111 of the shell 110 from the second opening 112 of the shell 110, and the oil pump 180 pumps the greasy dirt in the second storage cavity 111 into the oil storage tank 170, so that oil storage is completed. The oil absorption process and the oil storage process are circularly reciprocated to form the complete working process of the marine oil stain recovery device 100.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present application, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, this is for convenience of description and simplification of the description, but does not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely used for illustration and are not to be construed as limitations of the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to the specific circumstances.

The foregoing description of the preferred embodiments of the present application is not intended to be limiting, but is intended to cover any and all modifications, equivalents, and alternatives falling within the spirit and principles of the present application.

Claims

1. An ocean oil stain recovery device, characterized in that it is used for collecting the oil stain on ocean surface layer, including:

a housing having a second accommodation chamber;

the driving piece is connected with the mechanical support and used for driving the mechanical support to slide relative to the shell, the driving piece comprises at least one air bag and an air pump, the air bag is wrapped on the mechanical support, and the air pump is communicated with the air bag and used for inflating or exhausting the air bag;

the storage film is connected with the shell, a first accommodating cavity and a first opening communicated with the first accommodating cavity are formed between the storage film and the shell, and the storage film also penetrates through the air bag to be connected with the mechanical support, or is also connected with the air bag, so that when the mechanical support slides relative to the shell, the storage film is driven to move, the first accommodating cavity is in a negative pressure state, and oil stains can enter the first accommodating cavity through the first opening; the shell is also provided with a second opening communicated with the first accommodating cavity and the second accommodating cavity, and when the mechanical support slides relative to the shell and enables the accommodating film to move towards the direction close to the shell, the greasy dirt in the first accommodating cavity can be extruded into the second accommodating cavity through the second opening;

the inlet assembly is arranged at the first opening and is connected with the shell, the inlet assembly is provided with a first inlet, a plurality of outlets communicated with the first inlet and the first accommodating cavity, and check valves are arranged at the outlets;

the oil storage tank is positioned at one side of the shell away from the mechanical support and is connected with the shell;

2. The marine oil recovery apparatus of claim 1 wherein said mechanical support comprises a plurality of links, a plurality of said links being pivotally connected end-to-end.

3. The marine oil recovery device according to claim 1, wherein the number of the mechanical supports and the number of the air bags are plural, the air bags are arranged in one-to-one correspondence with the mechanical supports,

The storage membrane is connected with a plurality of air bags.

4. The marine oil recovery apparatus of claim 1, further comprising:

5. The marine oil recovery device according to claim 4, wherein the number of the mechanical supports is plural, the number of the sliding rails is the same as the number of the mechanical supports, and each mechanical support is correspondingly slidably connected to one sliding rail.

6. The marine oil recovery apparatus of claim 1, further comprising:

7. The marine oil recovery device of claim 1, wherein the housing has a third opening communicating with the first receiving cavity, the marine oil recovery device further comprising: