CN115324006A

CN115324006A - Marine oil stain recovery device

Info

Publication number: CN115324006A
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: 2022-11-11
Anticipated expiration: 2042-07-18
Also published as: CN115324006B

Abstract

The application discloses dirty recovery unit of marine oil for collect the greasy dirt on ocean top layer, the dirty recovery unit of marine oil includes casing, at least one mechanical support, driving piece and accomodates the membrane. Accomodate the membrane and be used for forming the first chamber that holds that can hold the recovery greasy dirt with the casing. The first end of the mechanical support is connected to the shell, and the second end of the mechanical support is slidably connected to the shell. The driving piece is connected with the mechanical support and used for driving the mechanical support to slide relative to the shell. Accomodate the membrane and connect the casing and with the casing between form first hold the chamber and with the first opening that holds the chamber intercommunication, accomodate the membrane and still connect mechanical support to when mechanical support slides relative to the casing, drive and accomodate the membrane motion, so that first chamber of holding is in the negative pressure state, make the greasy dirt can first hold the intracavity through first opening entering. The application provides a technical scheme can realize quick and efficient absorption and recovery greasy dirt in the ocean surface layer.

Description

Marine oil pollution recovery device

Technical Field

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

Background

The energy shortage in the world nowadays leads to increasing oil demand, and with large-scale oil exploitation and transportation, the problem of oil leakage is inevitable. Petroleum leakage caused by improper offshore oil well collection or petroleum leakage caused by oil and gas gathering and transportation pipelines, oil storage tanks and oil tanker petroleum transportation facilities can cause huge economic loss. Meanwhile, oil stain oxidation needs to consume a large amount of oxygen, so that a large amount of marine surface organisms die, the marine surface ecological environment is damaged, and the consequences are unimaginable. Therefore, in order to reduce the damage caused by oil leakage, how to quickly and efficiently suck and recover the oil layer in the ocean surface layer is the problem to be solved.

Disclosure of Invention

The embodiment of the application provides a dirty recovery unit of marine oil can absorb the oil reservoir in the recovery ocean top layer fast and efficient.

The embodiment of the application provides a marine oil recovery device for collect the greasy dirt on ocean top layer, include:

a housing;

at least one mechanical support having a first end attached to the housing and a second end slidably attached to the housing;

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

accomodate the membrane, connect the casing and with form between the casing first hold the chamber and with the first opening that holds the chamber intercommunication, accomodate the membrane and still connect mechanical support, in order mechanical support is relative when the casing slides, drive accomodate the membrane motion, so that first chamber of holding is in the negative pressure state, makes the greasy dirt can pass through first opening gets into first holding the intracavity.

The beneficial effects of the embodiment of the application are as follows: through setting up mechanical support, driving piece and accomodating the membrane, the motion of driving piece drive mechanical support, and then drive and accomodate the relative casing motion of membrane in order to cause the pressure differential to retrieve and store oil layer and greasy dirt superficial in the ocean, make whole greasy dirt recovery process quick and high-efficient. Compare in the more complicated vacuum oil suction device of structure in the ocean long-time operation receive the sea water corrosion easily and age and rust, the marine oil contamination recovery unit overall structure of this application is simple and easy, theory of operation is simple and easy to operate, and subsequent maintenance of not only being convenient for also can make use cost lower simultaneously.

In some of these embodiments, the mechanical support comprises a plurality of links, the links being pivotally connected one to the other.

Based on above-mentioned embodiment, including a plurality of one-to-one end-to-end rotation connection's connecting rod with mechanical support design, make mechanical support more sensitive smooth and easy at the slip in-process, be favorable to improving recovery efficiency.

In some of these embodiments, the driver comprises:

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

the air pump is communicated with the air bag and 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, the second end of the mechanical support is driven to move towards the first end far away from the mechanical support; when the air pump pumps out the air in the air bag, the air bag is gradually reduced and simultaneously drives the mechanical support to retract, namely, the second end of the mechanical support is driven to move towards the first end close to the mechanical support. The design not only can drive mechanical support to slide, and the gasbag wraps up in mechanical support simultaneously, provides independent and comparatively confined operational environment for mechanical support, can effectively protect mechanical support, prevents that mechanical support from soaking in the sea water for a long time and causing corrosion damage to it, can prolong mechanical support's life.

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

the accommodating film comprises sub accommodating films positioned between every two adjacent air bags, each sub accommodating film is connected with the shell, a first sub accommodating cavity and a first sub opening communicated with the first sub accommodating cavity are formed between each sub accommodating film and the shell, and the sub accommodating films are further connected with the corresponding air bags, so that when the mechanical support slides relative to the shell, the first sub accommodating cavity can be in a negative pressure state, and oil stains can enter the first sub accommodating cavity through the first sub opening; or

The storage film is connected to the plurality of airbags.

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 above-mentioned embodiment, through setting up the slide rail, mechanical support and slide rail cooperation are used, compare in mechanical support direct and casing sliding connection, are convenient for more produce the equipment.

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

Based on above-mentioned embodiment, through setting up the slide rail and the mechanical support of a plurality of one-to-one, the membrane is accomodate in a plurality of mechanical support connection supports, has strengthened holistic structural stability, prevents to accomodate the membrane and inhales the too much quilt of greasy dirt and strut. Meanwhile, even if one mechanical support is in 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 assembly is arranged at the first opening and 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.

Based on above-mentioned embodiment, through setting up the entry subassembly at first opening part, the first exit that holds the chamber of entry subassembly intercommunication is provided with the check valve, can prevent that the greasy dirt from flowing backward the first chamber that holds, makes the effect that marine greasy dirt recovery unit stored the greasy dirt better.

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

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

In some of these embodiments, further comprising:

the oil storage tank is positioned on one side of the shell, which is 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, be used for with the second holds the greasy dirt pump-out in the intracavity to in the batch oil tank.

Based on above-mentioned embodiment, through setting up the batch oil tank, second hold the chamber and the first oily dirt that can store the recovery simultaneously that holds the chamber, make ocean greasy dirt recovery unit under the unchangeable condition of work total amount, the operation frequency still less, can effectively reduce use cost, and it is better to save energy more and retrieve greasy dirt efficiency.

In some of these embodiments, further comprising:

at least one floating plate, the floating plate can be dismantled and be connected in the oil drain hole department of batch oil tank.

Based on above-mentioned embodiment, through setting up the kickboard, the kickboard can make more stable the floating of ocean greasy dirt recovery unit carry out the greasy dirt in the sea and retrieve, and the kickboard can be dismantled simultaneously and connect the function that can also act as the apron in the oil drain hole department of batch oil tank.

In some embodiments, the housing has a third opening communicating with the first accommodating cavity, and the marine oil recovery device further includes:

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

oil water separator, oil water separator connects the casing for separating liquid and greasy dirt, oil water separator has second entry, first educt and second discharge port, third opening intercommunication the second entry, first educt intercommunication the batch oil tank for the discharge greasy dirt extremely the batch oil tank, the second discharge port is located outside the casing, be used for discharge liquid.

Based on above-mentioned embodiment, through setting up oil water separator, can handle the greasy dirt earlier before storing to the batch oil tank, carry the higher greasy dirt of purity to the batch oil tank in, avoid storing a large amount of water oil mixture in the batch oil tank, reduce ocean greasy dirt recovery unit's ineffective 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 used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic perspective view of a marine oil-and-sewage recovery device according to an embodiment of the present disclosure;

FIG. 2 is a schematic illustration of an explosive structure of the marine oil sewage recovery unit shown in FIG. 1;

FIG. 3 isbase:Sub>A schematic structural view of the marine oil stain recovery apparatus in the direction A-A of FIG. 1 inbase:Sub>A ready state;

FIG. 4 isbase:Sub>A schematic structural diagram of the marine oil stain recovery apparatus in the direction A-A of FIG. 1 in an operating state;

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

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

FIG. 7 is a schematic view of the marine oil and sewage recovery unit shown in FIG. 1 from another perspective view;

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

FIG. 9 is an enlarged view of the structure at C in FIG. 8;

FIG. 10 is a schematic perspective view of the inlet assembly of the marine oil and sewage recovery device shown in FIG. 1;

FIG. 11 is a schematic perspective view of the inlet assembly of the marine oil and sewage recovery device shown in FIG. 1 from another perspective view;

FIG. 12 is an exploded view of the housing, mechanical support and containment membrane of the marine oil recovery device shown in FIG. 1;

reference numerals are as follows: 100. a marine oil stain recovery device; 110. a housing; 111. a second accommodating 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 drive member; 131. an air bag; 132. an air pump; 140. a storage film; a. A first accommodating 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 well 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 is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

The energy shortage in the world leads to the increasing demand for oil, and the problem of oil leakage is inevitable along with large-scale oil exploitation and transportation. Petroleum leakage caused by improper offshore oil well collection or petroleum leakage caused by oil and gas gathering and transportation pipelines, petroleum storage tanks and oil tanker petroleum transportation facilities can cause huge economic loss. Meanwhile, a large amount of oxygen is consumed for oil stain oxidation, so that a large amount of marine mesodermal organisms die, the marine surface ecological environment is destroyed, and the consequences are unimaginable. Therefore, in order to reduce the damage caused by oil leakage, how to quickly and efficiently suck and recover the oil layer in the ocean surface layer is the problem to be solved. The embodiment of the application provides a marine oil stain recovery unit, aims at solving above-mentioned problem.

Referring to fig. 1 and 2, an embodiment of the present disclosure provides a marine oil stain recovery device 100 for collecting oil stains on a surface layer of a sea, and 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 film 140. Accomodate membrane 140 and be used for forming the first chamber a that holds that can hold the recovery greasy dirt with casing 110, driving piece 130 is used for driving mechanical support 120 motion, and then mechanical support 120 can drive accomodate membrane 140 and move, makes the greasy dirt get into first holding in the chamber a.

Specifically, first end 123 of machine mount 120 may be hingedly coupled to housing 110 and second end 124 may be slidably coupled to 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. Accomodate membrane 140 and connect casing 110 and form the first chamber a that holds and the first opening b that holds chamber a intercommunication with first between casing 110, accomodate membrane 140 and still connect mechanical support 120 to when mechanical support 120 slides relative casing 110, drive and accomodate membrane 140 motion, so that the first chamber a that holds is in the negative pressure state, make the greasy dirt can get into in the first chamber a that holds through 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 far away from the first end 123, and the receiving film 140 is close to the housing 110, at this time, the volume of the first receiving cavity a is very small; referring to fig. 4, when the marine oil recovery device 100 is in an operating state, the driving element 130 drives the second end 124 of the mechanical support 120 to slide toward the first end 123, and the accommodating film 140 moves toward a direction away from the housing 110, at this time, the first accommodating cavity a is in a negative pressure state, so that oil is sucked into the first accommodating cavity a from the first opening b.

The utility model provides a dirty recovery unit of marine oil 100 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 drives and accomodate the relative casing 110 motion of membrane 140 so that cause the pressure differential to retrieve and store oil layer and greasy dirt superficial in the ocean, make quick and high-efficient of whole greasy dirt recovery process. Compare in the more complicated vacuum oil suction device of structure in the ocean long-time operation receive the sea water corrosion easily and age and rust, the marine oil contamination recovery unit 100 overall structure of this application is simple and easy, the theory of operation is simple and easy to operate, and subsequent maintenance of not only being convenient for also can make use cost lower simultaneously.

Further, referring to fig. 5, the mechanical support 120 may include a plurality of links 121, and the plurality of links 121 are rotatably connected end to end. The design makes mechanical support 120 sensitive and smooth in the sliding process, and is favorable for improving the recovery efficiency. Furthermore, two adjacent connecting rods 121 can be rotatably connected through a movable joint 122, and the movable joint 122 can enable the movable angle between two adjacent connecting rods 121 to be larger, so that the mechanical support 120 can be stretched or retracted when sliding relative to the housing 110.

Referring to fig. 5 and 6, the driving member 130 may include at least one air cell 131 and an air pump 132. The air bag 131 is wrapped on the mechanical support 120, the containing 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 evacuating the air bag 131. The marine oil contamination recycling device 100 may further include a controller, and the controller is 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 fill air into the air bag 131, and since the air bag 131 is wrapped in the mechanical support 120, the air bag 131 gradually expands and also drives the mechanical support 120 to stretch, that is, the second end 124 of the mechanical support 120 is driven to move in a direction away from the first end 123, and meanwhile, the mechanical support 120 drives the storage film 140 to move in a direction close to the housing 110, at this time, the volume of the first storage cavity a is very small; when marine oil stain recovery device 100 is in a working state, controller control air pump 132 takes out the gas in gasbag 131, gasbag 131 contracts gradually and drives mechanical support 120 to retract simultaneously, drive second end 124 of mechanical support 120 and move to the direction that is close to first end 123 promptly, mechanical support 120 drives simultaneously and accomodates membrane 140 and move towards the direction of keeping away from casing 110, the first space that holds chamber a increases this moment, and be in the negative pressure state, the pressure difference that holds chamber a and external environment promptly can make the greasy dirt inhale in the first chamber a that holds from first opening b department. The design not only can drive mechanical support 120 to slide, and gasbag 131 wraps up in mechanical support 120 simultaneously, provides independent and comparatively confined operational environment for mechanical support 120, can effectively protect mechanical support 120, prevents that mechanical support 120 from soaking in the sea water for a long time and causing the corrosion damage to it, can prolong mechanical support 120's life. The air bag 131 may have an anti-oxidation and anti-corrosion layer to prevent seawater erosion. The Controller can be a single chip microcomputer or a Programmable Logic Controller (PLC).

It can be understood that, referring to fig. 7, the number of the mechanical supports 120 and the number of the air bags 131 may be multiple, and the plurality of air bags 131 are disposed in one-to-one correspondence with the plurality of mechanical supports 120. For the convenience of assembly, the receiving film 140 may be connected to each of the plurality of air bags 131, and the receiving film 140 and the air bags 131 may be of an integral structure. Or, the storage film 140 may include sub-storage films located between every two adjacent air bags 131, each sub-storage film is connected to the housing 110, and forms a first sub-storage cavity and a first sub-opening communicated with the first sub-storage cavity with the housing 110, and the sub-storage film is further connected to the corresponding air bag 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 membrane 140 motion is accomodate in the drive that mechanical support 120 can be better when the motion, and the connection of accomodating membrane and gasbag 131 a plurality of sons simultaneously can let the space in first son chamber of holding more closed, makes the difficult spill of inspiratory greasy dirt. Further, the receiving film 140 may be an elastic film made of a high molecular polymer that is resistant to oxidation and corrosion.

Referring to fig. 8 and 9, the marine oil stain recovery device 100 may further include at least one slide rail 150, the slide rail 150 is connected to the housing 110, and one end of the mechanical support 120 is slidably connected to the slide rail 150. Through setting up slide rail 150, mechanical support 120 and slide rail 150 cooperate and use, compare in mechanical support 120 direct and casing 110 sliding connection, be convenient for more the production equipment.

Further, referring to fig. 9, the number of the mechanical supports 120 may be multiple, the number of the sliding rails 150 is the same as that of the mechanical supports 120, and each mechanical support 120 is correspondingly slidably connected to one sliding rail 150. Through setting up a plurality of one-to-one slide rail 150 and mechanical support 120, a plurality of mechanical support 120 joint support accomodate membrane 140, have strengthened holistic structural stability, prevent to accomodate membrane 140 and inhale the greasy dirt too much by propping broken. Meanwhile, even if one of the mechanical supports 120 is in trouble, the normal operation of the marine oil recovery device 100 can be maintained temporarily. Preferably, referring to fig. 7, the number of the mechanical supports 120 may be five.

Specifically, referring to fig. 9, the slide rail 150 is provided with a slide groove 151, and the mechanical support 120 includes a plurality of connecting rods 121, and further includes a slide shaft 125 connected to one of the connecting rods 121 at the end and slidably disposed in the slide groove 151. More specifically, the sliding rail 150 has a first surface and a second surface which are distributed oppositely, the sliding groove 151 penetrates through the first surface and the second surface, one connecting rod 121 at the end portion includes a first end plate located at one side where the first surface is located and a second end plate located at one side where the second surface is located, the sliding shaft 125 penetrates through the sliding groove 151, and two ends of the sliding shaft are 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, the inlet assembly 160 is disposed at the first opening b and connected to the housing 110, 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 and the first accommodating cavity a, and each of the plurality of outlets 162 is provided with a check valve 163. Through set up the entry subassembly 160 in first opening b department, the first export 162 department that holds chamber a of entry subassembly 160 intercommunication is provided with check valve 163, can prevent that the greasy dirt from flowing back the first chamber a that holds, makes the dirty recovery unit 100 of marine oil store up the effect of greasy dirt better. Specifically, when the marine oil stain recovery apparatus 100 is in an operating state, oil stains are sucked from the first inlet 161 to the plurality of outlets 162 and push the check valve 163 open into the first accommodation chamber a, and when the first accommodation chamber a tends to be saturated, the pressure in the first accommodation chamber a may be greater than the pressure of the outside, and the check valve 163 is pressed to the closed position, thereby preventing the oil stains from overflowing.

In some embodiments, referring to fig. 12, the housing 110 may have a second accommodating chamber 111, the housing 110 further has a second opening 112 communicating the first accommodating chamber a and the second accommodating chamber 111, and when the mechanical support 120 slides relative to the housing 110 and moves the accommodating film 140 toward the housing 110, the oil stain in the first accommodating chamber a is pushed into the second accommodating chamber 111 through the second opening 112. With casing 110 design for having the second and hold chamber 111, make the greasy dirt of inhaling can carry to the second through second opening 112 and hold and store in the chamber 111, the first chamber a that holds can continue to inhale the greasy dirt, increased the capacity of marine oil dirt recovery unit 100 recovery greasy dirt, further promoted work efficiency.

Further, referring to fig. 1 and 2, the marine oil recovery device 100 may include an oil storage tank 170 and at least one oil well pump 180. The oil reservoir 170 is located on a side of the housing 110 away from the machine bracket 120 and is connected to the housing 110 for storing oil. The oil well pump 180 may include a delivery pipe 181, one end of the delivery pipe 181 communicates with the oil storage tank 170, and the other end communicates with the second accommodating cavity 111, so as to pump the oil stain in the second accommodating cavity 111 into the oil storage tank 170. Through setting up oil storage tank 170, second hold chamber 111 and the first oily dirt that can store the recovery simultaneously that holds chamber a, make ocean greasy dirt recovery unit 100 under the unchangeable circumstances of work total amount, the frequency of operation is still less, can effectively reduce use cost, and it is better to save energy more and retrieve greasy dirt efficiency.

It should be understood that, referring to fig. 2, the marine oil recovery device 100 may further include at least one floating plate 190, and the floating plate 190 may be detachably connected to the oil drain hole of the oil storage tank 170. Through setting up kickboard 190, kickboard 190 can make more stable the floating of marine oil recovery unit 100 carry out the greasy dirt recovery in the sea, and kickboard 190 can dismantle the function that can also act as the apron in the oil drain hole department of connecting in oil storage tank 170 simultaneously. Preferably, the number of the floating plates may be two, and the floating plates are respectively located at both sides of the oil storage tank 170, so that the marine fouling recovery device 100 can more stably float on the sea surface. Or, one side of the oil storage tank 170 close to the shell 110 is provided with an oil discharge hole and a screw cap, and the screw cap is detachably covered on the oil discharge hole, so that oil stains can be poured out of the oil storage tank 170 conveniently.

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 storage tank 170, the oil storage tank 170 being located at a side of the housing 110 away from the machine bracket 120 and 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 the oil stains to the oil storage tank 170, and the second discharge port is located outside the shell 110 and used for discharging the liquid. Through setting up oil water separator, can handle the greasy dirt earlier before storing to batch oil tank 170, carry the higher greasy dirt of purity to batch oil tank 170 in, avoid storing a large amount of oil water mixture in the batch oil tank 170, reduce ocean greasy dirt recovery unit 100's invalid work, and then promote work efficiency.

The specific oil absorption process of the marine oil contamination recovery device 100 of the embodiment of the present application may be: firstly, the air pump 132 pumps the air in the air bag 131, the air bag 131 gradually shrinks and simultaneously drives the mechanical support 120 to retract, that is, 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 accommodating film 140 to move towards the direction far away from the housing 110, at this time, the volume of the space in the first accommodating cavity a increases and is in a negative pressure state, oil stains are prompted to be sucked into the first accommodating cavity a from the first opening b through the pressure difference with the external environment, along with reaching the limit of shrinking of the air bag 131, the first accommodating cavity a formed by the accommodating film 140 and the housing 110 is also enlarged to reach the limit, and the volume of the oil stains sucked in the oil sucking process also reaches the limit.

The specific oil storage process of the marine oil stain recovery device 100 of the embodiment of the application can be as follows: the air pump 132 charges air into the air bag 131, the air bag 131 gradually expands and also drives the mechanical support 120 to stretch, that is, the second end 124 of the mechanical support 120 is driven to move towards the direction far away from the first end 123 of the mechanical support 120, meanwhile, the mechanical support 120 drives the accommodating film 140 to move towards the direction close to the housing 110, so as to compress the space in the first accommodating cavity a, further press the oil stain in the first accommodating cavity a into the second accommodating cavity 111 of the housing 110 from the second opening 112 of the housing 110, and the oil pump 180 pumps the oil stain in the second accommodating 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 a 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 orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and operate, and therefore the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the above terms can be understood according to the specific situation by those skilled in the art.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A marine oil recovery device for collecting oil stains on the surface of the ocean, comprising:

a housing;

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;

accomodate the membrane, connect the casing and with form between the casing first hold the chamber and with the first opening that holds the chamber intercommunication, it still passes to accomodate the membrane the gasbag is connected mechanical support, or, it still connects to accomodate the membrane the gasbag, so that mechanical support is relative when the casing slides, drive accomodate the membrane motion, so that first chamber of holding is in negative pressure state, makes the greasy dirt can pass through first opening gets into first intracavity that holds.

2. The marine oil and sewage recovery device of claim 1 wherein said mechanical support comprises a plurality of links, said plurality of links being pivotally connected one to the other.

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

The storage film is connected to the plurality of airbags.

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

5. The marine oil and sewage recovery device of claim 5 wherein said number of said mechanical supports is the same as said number of said mechanical supports, each of said mechanical supports being slidably connected to a corresponding one of said slide rails.

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

7. The marine oil and stain recovery device of claim 1, wherein the housing has a second receiving cavity and a second opening communicating the first receiving cavity with the second receiving cavity, and when the mechanical support slides relative to the housing and moves the receiving film in a direction approaching the housing, the oil and stain in the first receiving cavity can be squeezed into the second receiving cavity through the second opening.

8. The marine oil recovery device of claim 7, further comprising:

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

9. The marine oil stain recovery device of claim 8, further comprising:

at least one floating plate, the floating plate can be detachably connected to the oil discharge hole of the oil storage tank.

10. The marine oil recovery device of claim 1, wherein said housing has a third opening communicating with said first receiving chamber, said marine oil recovery device further comprising:

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