CN221024087U - Side-hanging type shipborne pollutant recovery system - Google Patents

Abstract

The utility model discloses a side-hanging type sewage recovery system which comprises a hydraulic power unit, a hydraulic control console, a sewage recovery unit, a sewage sweeping column rolling machine, a bottom pushing frame, a side hanging frame, a telescopic supporting arm, a sewage sweeping column, a sewage conveying unit, a pontoon, a front towing winch and the like. The side-hung type dirty oil recovery system does not need to be built together with a ship, only a certain deck space is reserved, the bilge is not occupied, the side-hung type dirty oil recovery system can be quickly arranged by utilizing a twist lock welded in advance on the ship when needed, the side-hung type dirty oil recovery machine is pushed out of the ship after being connected, a dirty rail is lowered to drag and lay the dirty rail, the working state can be reached, the operation is performed in the reverse direction during recovery, the operation is simple and convenient, the system reliability is high, and the engineering cost is low.

Description

Side-hanging type shipborne pollutant recovery system

Technical Field

The application relates to a recovery device and a control system for crude oil or dirty oil/solid garbage used for loading on a ship.

Background

The water surface dirty oil recovery belongs to the water cleaning part in the water area environment protection field, and a typical scene is that a tanker leaks in a port due to accidents, and the dirty oil recovery and cleaning of the related field are needed. The dirty oil recovery and cleaning has higher economic value and environmental protection significance, and can reduce the deterioration of the living environment of marine aquatic organisms caused by crude oil leakage.

In the current dirty oil recovery device, except that some small oil recovery machines are suitable for small-scale and flexible operation, the special oil recovery device is realized by depending on special ships for dirty oil recovery, namely, the ship is ensured to have one of the main functions of dirty oil recovery before ship construction. The built-in dirty oil recovery device produced by the Finnish labor mould company has the characteristics of integral construction with a ship and high efficiency and profession, uses a chain brush belt module as a core operation unit, uses a plastic material with the solubility relatively close to that of crude oil as a brush outer layer, increases the bending degree of the brush hair to increase the area, and increases the thickness ratio of the brush hair to ensure that the brush hair has both strength and flexibility, so that the chain brush belt has good oil absorption, can be cleaned under the mechanical action of a stainless steel brush cleaner, and further meets the requirement of circulating and repeated dirty oil recovery operation.

The built-in dirty oil recovery device is very effective for daily patrol guarantee of an oil production platform, but has limited domestic quantity, is difficult to cover the whole port when a large number of ports are arranged, and is not enough in flexible arrangement, so that under the condition of large-area spilled oil pollution, large-scale cluster operation cannot be formed in a short time, continuous diffusion of an spilled oil area can be caused, and immeasurable potential influence is generated on the environment.

Therefore, there is a need to find a ship-borne dirty oil recovery system that is simple to build, but at the same time is professionally efficient. The ship-borne dirty oil recovery device system does not occupy the capacity of a ship cabin, and reduces the professional capability required for the arrangement of professional dirty oil recovery ships.

In addition, recovery of floating refuse in open waters has been desired, but the dedicated surface refuse recovery vessels are expensive and single-use, so it is desirable to have a set of on-board solid refuse recovery systems that can be adapted to common vessels.

Disclosure of utility model

The application aims to solve the technical problems and provides a portable oil stain recovery system.

To this end, some embodiments of the present application provide a side-hung on-board contaminant recovery system, the system comprising: a bottom pushing frame disposed at a first location on a deck of the vessel, the bottom pushing frame comprising a fixed portion and a movable portion, the movable portion coupled to the fixed portion by a horizontal transmission mechanism so as to be translatable relative to the fixed portion; the movable portion includes an upstanding portion; the side hanging recovery unit is used for recovering pollutants, and the first side of the side hanging recovery unit is coupled to the vertical part through a vertical movement mechanism; the dirt sweeping column winding machine is arranged on the side hanging recovery unit, and a dirt sweeping column is wound on the side hanging recovery unit; the pontoon is provided with a first inflatable coupling structure connected to the telescopic supporting arm and is connected and communicated with one end of the dirt sweeping fence; the dirt sweeping fence is coupled between the dirt sweeping fence winding machine and the pontoon and is of an inflatable structure; the telescopic support arm is arranged at a second position of the ship deck, is of a hollow structure, one end of the telescopic support arm is coupled with the pontoon through the first inflatable coupling structure, and the other end of the telescopic support arm is rotatably and swingably coupled with the ship deck; the hydraulic fan is coupled to the pontoon through a pipeline arranged along the inside of the telescopic supporting arm so as to provide compressed air for the dirt sweeping fence communicated with the pontoon; the pollutant conveying unit is arranged in the side hanging recovery unit; and a side hanger disposed adjacent a second side of the side hanger recovery unit, the side hanger rotatably disposed in the first position so as to be switchable between an upturned state on a deck of the ship and a downturned state adjacent a side of the ship; the side hanging frame is arranged on the vertical part in the downward turning state and can be aligned, so that the side hanging recovery unit can move to the vicinity of the ship board along the vertical part and the side hanging frame under the drive of the vertical movement mechanism.

In some embodiments, a front towing winch is also included disposed at a third location on the vessel deck, the wire rope of the front towing winch being secured to the pontoon.

In some embodiments, a storage device is also included, coupled with the pollutant delivery unit. For receiving contaminants from the contaminant transport unit.

In some embodiments, the contaminant delivery unit includes a dirty oil transfer pump or a waste grinder pump.

In some embodiments, the upstanding portion of the chassis provides a vertical travel rail along which the side hung recovery unit moves up and down.

In some embodiments, the bottom surface of the upright portion of the bottom bracket may include an alignment plate by which the side brackets are configured in the down-turned state to form an extended running rail of the side hung recovery unit.

In some embodiments, the device further comprises a hydraulic control console communicated with the side hanging recovery unit, the side hanging frame, the bottom pushing frame, the pollutant conveying unit and the telescopic supporting arm, and a hydraulic power unit connected with the hydraulic control console.

In some embodiments, the hydraulic power unit includes an explosion proof housing having a generally prismatic body with a first opening in an upper portion toward a forward direction of the ship for air intake and a second opening in a lower portion toward a stern for air outtake; the bottom of the body is provided with a liquid tank, and flame-retardant liquid, usually fresh water, is arranged in the liquid tank.

In some embodiments, the sweep bar is a rubber inflatable sweep bar.

In some embodiments, the bottom pushing frame and the side hanging frame are arranged on a first mounting seat located at the first position, and the mounting seat is arranged on a standard container platform, so that transportation and storage are facilitated.

In some embodiments, the side hung recovery unit is a brush type side hung oil recovery machine.

In some embodiments, the side hanger is rotated to a turned down state in a deployed configuration; the horizontal transmission mechanism is configured to bring the upright portion into a position in which the side hanger is aligned; the dirt sweeping fence is inflated and unfolded; the buoy is configured to be released into water with the sweep bar in a deployed configuration; the sweep bar reeling machine is configured to release the sweep bar wound thereon in a deployed configuration; the telescopic support arm is configured to extend, draw the sweep bar into the water, and inflate the pontoon and thus the sweep bar; the contaminant transfer unit is configured to return the collected contaminants to the ship; the sweep bar is inflated and deployed in a deployed configuration.

In some embodiments, the sweep bar winding machine is configured to wind a sweep bar in a storage configuration; the dirt sweeping fence is wound on a dirt sweeping fence winding machine after being deflated in a finishing state; the pontoon is configured to be disposed on the side-hung recovery unit in a trim state. The side hung recovery unit recovers onto the deck by moving upwards and horizontally along the bottom pushing frame. The telescopic support arm rotates back onto the deck of the vessel and shortens.

Advantages of the present application include, but are not limited to: some embodiments of the application use a shipside mounted contaminant recovery system that does not take up the hold of the ship. Some embodiments of the present application do not deploy while performing daily patrol and security of the oil platform, and thus do not affect the normal function of the vessel. Some embodiments of the application are completely installed on the deck of the ship without a side door or a bottom seawater channel required by a ship body built-in dirty oil recovery device, thereby reducing leakage points of the ship, being beneficial to integral planning of the ship and simplifying the construction process. According to the application, the telescopic supporting arm is integrated, so that the storage volume of the whole equipment is reduced, the width of the recovery of pollutants such as dirty oil, garbage and the like is greatly increased, and the recovery operation efficiency is improved. Some embodiments of the present application follow the chain brush belt dirty oil recovery structure of the previously built-in oil recovery system to ensure the excellent effect of dirty oil recovery. Some embodiments of the application may employ fully automated designs and modes of operation, thus reducing preparation time and increasing dirty oil recovery efficiency.

Drawings

FIG. 1 is a schematic illustration of a deployment configuration of a side-hung on-board contaminant recovery system;

FIG. 2 is a schematic illustration of a storage configuration of a side-hung on-board contaminant recovery system;

FIG. 3 is a schematic diagram of the working principle of the side-hung oil receiving machine;

FIG. 4 is a schematic diagram of a micro-positive pressure explosion-proof environment structure of a power unit;

FIG. 5 is a schematic view of a structural portion of the side-hung on-board contaminant recovery system in a first position, viewed from a first angle, in a storage configuration;

FIG. 6 is a schematic view from a first angle of a structural portion of the side-hung on-board contaminant recovery system in a first position, in a storage configuration to a deployed configuration;

FIG. 7 is a schematic view of a structural portion of the side-hung on-board contaminant recovery system in a first position, from a second angle, in a storage configuration;

FIG. 8 is a schematic view from a second angle of the structural portion of the side-mounted on-board contaminant recovery system in a first position in a down-turned state during a storage configuration to a deployed configuration;

FIG. 9 is a schematic view of a structural portion of the side-hung on-board contaminant recovery system in a first position, from a second angle after alignment of the side hangers and the bottom push frame 5 during a storage configuration to a deployed configuration;

FIG. 10 is a schematic view of a structural portion of the side-hung on-board contaminant recovery system in a first position, from a second angle, in a deployed configuration;

FIG. 11 is a schematic illustration of the structure of a side-mounted on-board contaminant recovery system with side-mounted and bottom push frames aligned;

Reference numerals: a power unit 1; a side-hanging oil receiving machine 2; a dirt sweeping fence winding machine 3; a side hanging frame 4; a bottom pushing frame 5; a rubber inflatable oil sweeping fence 6; a telescopic support arm 7; a pontoon 8; a front towing winch 9; an oil storage tank 10; a hydraulic fan 11; a hydraulic control console 12; dirty oil transfer pump 13

Detailed Description

Embodiments of the present application will be described in detail below with reference to the accompanying drawings.

Throughout the present application, the contaminants refer to liquid contaminants such as dirty oil, crude oil, and the like, and solid contaminants such as solid garbage floating on the water surface.

The structure of the side-mounted type ship-borne pollutant recovery system of the present application will be described with reference to the accompanying drawings. The solid waste recycling system has a similar structure, and only the arrangement in the side-hung recycling unit is different, the differences of which will be described later.

As shown in fig. 1 and 2, the side-mounted on-board dirty oil recovery system can be mounted on one side of the ship deck near the ship side, and the system can be provided with two sets and mounted on both sides of the ship deck near the ship side. This ship-borne dirty oil recovery system includes: the device comprises a side-hanging oil receiving machine 2, a side hanging frame 4, an oil sweeping fence winding machine 3, a bottom pushing frame 5, a pontoon 8, a rubber inflatable oil sweeping fence 6, a telescopic supporting arm 7, a bottom pushing frame 5, an oil storage tank 10, a hydraulic fan 11, a hydraulic console 12 and a dirty oil transmission pump 13.

As shown in fig. 1 to 11, the bottom pushing frame 5 is arranged in a first position on the deck of the ship, for example on the first pallet 14, and comprises a fixed part 55 and a movable part 53, said movable part 53 being coupled to said fixed part by means of a horizontal transmission 52 so as to be translatable with respect to said fixed part; the movable portion 53 includes an upright portion 531 and a horizontal portion 532; the side-hung recovery unit 2 is used for recovering dirty oil, and the first side 2A of the side-hung recovery unit 2 is coupled to the upright portion 531 through a vertical movement mechanism 56, so as to be movable up and down relative to the upright portion 531. In practice, the horizontal transmission mechanism 52 is constituted, for example, by a screw 521 provided on the fixed portion and driven by a hydraulic motor 51, and a nut 521 provided on a horizontal portion 532 of the movable portion, the hydraulic motor 51 being capable of driving the screw 521 to rotate so as to horizontally move the movable portion 53 as a whole on the fixed portion in the a direction. The vertical movement mechanism 56 includes a hydraulic winch 561 provided on an upright portion of the first side 2A of the side hung recovery unit 2, a winch wire fitting rod 562 provided at a top of the upright portion 531, and a guide rail 563, the side hung recovery unit 2 is fitted to the upright portion 531 through the guide rail 563, winch wires of the hydraulic winch 561 are fixed to the side hung recovery unit 2 bypassing the winch wire fitting rod 562, and tightening and loosening of winch wires thereof by the hydraulic winch 561 is controlled to control the side hung recovery unit 2 to move in the B direction along the guide rail.

The oil scanning column winding machine 3 is arranged on the second side 2B of the side hanging recovery unit 2, and is wound with a rubber inflatable oil scanning column 6; the pontoon 8 has a first inflatable coupling structure 81 connected to the telescopic support arm, such as a flange pipe communicating with the inside of the pontoon 8, and the pontoon 8 is further connected to and communicates with one end of the rubber-inflatable oil-sweep bar 6, so that air is introduced through the first inflatable coupling structure 81 to inflate the rubber-inflatable oil-sweep bar 6, and the rubber-inflatable oil-sweep bar 6 is coupled between the oil-sweep bar reeling machine and the pontoon and is an inflatable structure, such as an inflatable structure made of rubber. The inflated structure can enable the rubber inflatable oil sweeping fence 6 to float on the water surface, the dirty oil on the water surface is gathered, and a certain amount of dirty oil can be sent to the functional part of the side hanging recovery unit 2 for recovery operation at a certain height.

The telescopic supporting arm 7 is arranged on the second container platform 15 at the second position of the ship deck and is of a telescopic hollow structure, the first end 71 of the telescopic supporting arm is coupled to the pontoon 8 through the first inflatable coupling structure 81, the second end 72 of the telescopic supporting arm 7 is rotatably and swingably connected to the second container platform 15 and is coupled with the hydraulic fan 11 so as to supply the compressed air provided by the hydraulic fan 11 to the pontoon to inflate the rubber inflatable oil-sweeping column 6. The end of the telescopic support arm 7 coupled with the first inflatable coupling structure 81 may be a flexible connection structure, so as to allow the telescopic support arm 7 to move in other directions without breaking the connection. The second end of the telescopic supporting arm 7 can be a multi-degree-of-freedom joint structure, and can perform horizontal rotation and up-and-down swinging, so that the telescopic supporting arm 7 can drive the pontoon 8 to rotate from the position of the first container platform 14 to the water surface and swing up-and-down, and the pontoon 8 is allowed to bypass the ship board from the first container platform 14 and fall near the surface of the water surface. The hydraulic fan 11 may likewise be arranged on the second pallet 15 and adjacent to the telescopic support arm 7.

The contaminant transfer unit is disposed in the side-hung recovery unit and spatially coupled to the functional part 21 in the side-hung recovery unit, and for the dirty oil recovery system, the functional part 21 is a stainless steel brush cleaner 21, for example, having a chain brush belt, so that the contaminant transfer unit receives dirty oil transferred from the functional part 21, and the contaminant transfer unit may be, for example, a dirty oil transfer pump 13, so as to pump the collected dirty oil to the oil storage tank 10 disposed on the ship deck. As shown in fig. 3, the stainless steel brush cleaner 21 is configured to rotate forward when heavy oil is recovered and to rotate backward when light oil is recovered.

The side hanger 4 is then arranged adjacent to the second side 2B of the side hanger recovery unit 2, which second side 2B is closer to the ship's side than the first side thereof, said side hanger being rotatably arranged in said first position so as to be rotatable between an upturned position on the deck of the ship and a downturned position in the vicinity of the ship's side, for which purpose the side hanger 4 comprises a main frame body 41 and a swivel part 42, the main frame body 41 being rotatably connected to the first pallet 14 by means of the swivel part 42. The side hanging frame 4 is disposed at the upright portion in the turned-down state so that the side hanging recovery unit is movable to the vicinity of the ship side along the upright portion and the side hanging frame by the driving of the vertical movement mechanism, for this purpose, an alignment plate 5311 may be included at the bottom surface of the upright portion 531 of the bottom pushing frame 5, and the main frame body 41 of the side hanging frame is configured to include an alignment structure 411 matched with the alignment plate 5311, so that the upright portion 531 can be aligned by the alignment plate 5311 and the alignment structure 411 when being translated toward the main frame body 41, and the side hanging frame forms an extension guide rail of the guide rail 563. The rotation of the side brackets 4 can be effected, for example, by a horizontal movement drive of the push brackets 5.

The tail of the telescopic support arm is arranged on a second pallet 15 on the deck of the ship, which second pallet 15 is at a distance from the first pallet 14, which pallet may be of the same or different size, for example the second pallet may be a 10 foot pallet.

It may also comprise a front towing winch 9 arranged on the deck or on the side of the ship, the pontoon 8 being connected to the wire rope 91 of the front towing winch 9. The front towing winch 9 can tighten the steel wire rope to assist the telescopic support arm 7 to expand the rubber inflatable oil boom 6 to a preset angle and tighten the rubber inflatable oil boom 6, so that the stress of the telescopic support arm 7 is shared; the front towing winch 9 can unwind the wire rope so that the rubber inflatable grease trap 6 can be retracted. Preferably, the first pallet 14, the second pallet 15 and the front towing winch 9 are arranged in a substantially straight line.

All power equipment in the side-hung type ship-borne dirty oil recovery system is hydraulically powered, so that the weight and the power ratio of the equipment are greatly reduced. For this purpose, a hydraulic power unit 1 is provided, which hydraulic power unit 1 can be arranged on the deck of the ship.

In some embodiments, if on a professional spilled oil recovery vessel, the hydraulic power unit may be housed in a separate non-explosion-proof compartment, using motor drives, with the hydraulic console 12 connected through steel tubing and hoses, with the hydraulic power being distributed by the hydraulic console 12 to the various power plants.

In some embodiments, on temporarily rebuilt vessels, as shown in fig. 4, the hydraulic power unit 1 may then be driven using a conventional diesel power unit, safety measures being implemented by the environment in which the rebuilt apparatus is located being a non-explosion-proof micro positive pressure environment, for example the power unit 1 may comprise an explosion-proof housing 101 having a generally prismatic body 111 with a first opening 1112 towards the forward direction of the vessel in the upper part for air intake and a second opening 1113 towards the stern for air outlet, with a water trough 112 in the bottom of the body for water addition, extinguishing sparks that may occur in the diesel power unit. The surface temperature of the device is controlled within the range required by the operating environment by increasing the ventilation amount. The device can also effectively reduce the surface noise of the power unit, and is beneficial to improving the operation experience of the device.

The hydraulic control console 12 is coupled to the hydraulic power unit as a local control of the overall system for manual operation and training of personnel. The operation of the complete set of equipment of the application can be highly automated guided and can be achieved using both local and remote control modes. For this purpose, an explosion-proof remote control device corresponding to the hydraulic control console 12 can be provided, so that an operator can operate the equipment in the moving process, and the rotating speed of the equipment can be better observed and adjusted to adapt to the conditions of thickness, density and the like of the dirty oil layer.

The main operation process of the system is as follows: first, the movable portion 53 of the bottom pushing frame 5 connected to the side-mounted oil receiving machine 2 is pushed to the side of the ship side to a specified position by driving the screw 521 by the hydraulic motor 51; then, the side-hung oil receiving machine 2 is lowered to the working position by using a hydraulic winch 561 on the bottom pushing frame 5; thirdly, the side-hung type dirty oil recovery apparatus is released to an appropriate height using a hydraulic winch 561 to be locked; fourthly, towing the pontoon to expand a part of the rubber inflatable oil scanning column 6 by using the telescopic supporting arm 7 and inflating; fifth, drag winch 9 drags buoy 8 before use, thereby deploying the equipment in place, deploying the recovery operation.

The positions and states of the components when the system is in the storage configuration are as follows:

The hydraulic power assembly 1 is positioned at a locking position by using a hydraulic balance valve principle, so that the power device of the whole system is omnidirectionally limited and cannot move. In the storage configuration, all the equipment can be stored in the container for transportation; the bottom pushing frame 5 is retracted above the ship side on the side of the upright portion of the movable portion 53 by driving the side hung recovering unit 2 by the vertical movement mechanism, and the side hung recovering unit 2 is moved to a position away from the side hung frame 4 by the horizontal movement mechanism, so that the side hung recovering unit 2 is retracted on the ship deck on the inside of the ship side. The rubber inflatable oil sweeping boom 6 coiled on the oil sweeping boom coiling machine 3 is fixedly connected with the side hanging type oil receiving machine 2 or integrally constructed, the rubber inflatable oil sweeping boom 6 is not inflated at the moment and is in a flat oil sweeping boom belt state, the pontoon 8 connected to the end part of the oil sweeping boom is placed on the inner side of the side hanging type oil receiving machine 2, the pontoon 8 is connected with the telescopic supporting arm 7 integrally, and the telescopic supporting arm 7 is in a retracted position at the moment.

When the system is in the deployment configuration, the actions and states of all the components are as follows: the bottom pushing frame 5 is driven to push out the side hanging frame 4 to the ship side position through screw transmission, then the side hanging type oil receiving machine 2 is lowered to the ship side position by utilizing a hydraulic winch at the upper part of the bracket, and the oil scanning fence rolling machine 3 and the pontoon 8 are lowered in place along with the side hanging type oil receiving machine 2. In the process, the telescopic supporting arm 7 is driven by the telescopic supporting arm, firstly swings outwards, then swings downwards and expands and stretches, when the telescopic supporting arm forms an included angle of 25 degrees with a midship, a steel wire rope on the towing winch 9 is towed before use, and the included angle is enlarged to about 110 degrees. In the swinging process, the hydraulic fan 11 near the telescopic supporting arm 7 inflates the rubber inflatable oil sweeping column 6 through an internal pipeline, the oil sweeping column 6 is inflated to become a rubber air bag floating body floating on the water surface after being filled with air, the required buoyancy of the water surface is provided for the user, the topside of the hydraulic fan forms a channel for converging dirty oil, the dirty oil layer gradually narrows and thickens through the width of the oil sweeping column 6, finally the dirty oil layer is converged and enters the side-hanging type oil recovery machine 2, a chain brush belt is arranged in the side-hanging type oil recovery machine 2 as a dirty oil recovery functional part, dirty oil is recovered into an oil collecting tank under the action of the chain brush belt, the dirty oil is transmitted back into a dirty oil storage tank 10 on a ship for storage under the transmission action of a dirty oil transmission pump 13 arranged in the side-hanging type oil recovery machine 2, and further treatment is waited.

It should be appreciated that the rubber inflatable oil sweep bar may be used as a sweep bar, may have the same structure, and may be of rubber or other synthetic material.

It should be understood that the application identified in fig. 1 and 2 is a specific illustration of one typical case of implementation, and that the application can also replace the chain brush belt dirty oil recovery chain with a wire chain brush belt garbage recovery chain plate or other types of chain plates, thereby realizing the rapid recovery of ocean/inland floating garbage, and in the process of carrying out the recovery of ocean/inland floating garbage, the dirty oil transmission pump needs to be replaced with a garbage grinding pump.

Claims (10)

1. A side-hung type on-board contaminant recovery system, comprising:

A bottom pushing frame arranged at a first position of a ship deck, wherein the bottom pushing frame comprises a fixed part and a movable part, and the movable part is coupled with the fixed part through a horizontal transmission mechanism so as to be translatable relative to the fixed part; the movable portion includes an upstanding portion;

The side hanging recovery unit is used for recovering pollutants, and the first side of the side hanging recovery unit is coupled to the vertical part through a vertical movement mechanism;

the dirt sweeping column winding machine is arranged on the side hanging recovery unit, and a dirt sweeping column is wound on the side hanging recovery unit;

The dirt sweeping fence is coupled between the dirt sweeping fence winding machine and the pontoon and is of an inflatable structure;

the pontoon is provided with a first inflatable coupling structure connected to the telescopic supporting arm and is connected and communicated with one end of the dirt sweeping fence;

The telescopic supporting arm is arranged at a second position of the ship deck, one end of the telescopic supporting arm is coupled with the pontoon through the first inflatable coupling structure, and the other end of the telescopic supporting arm is rotatably and swingably coupled with the ship deck;

The hydraulic fan is coupled to the pontoon through a pipeline along the telescopic supporting arm and provides compressed air for a dirt sweeping fence communicated with the pontoon;

The pollutant conveying unit is arranged in the side hanging recovery unit; and a side hanger provided adjacent to the second side of the side hanger recovery unit, the side hanger being rotatably provided in the first position so as to be switchable between an upturned state on a deck of the ship and a downturned state in the vicinity of the ship side, such that the side hanger recovery unit is movable to the vicinity of the ship side along the upright portion and the side hanger under the drive of the vertical movement mechanism.

2. The side-hung type on-board contaminant recovery system of claim 1, wherein: the vessel further comprises a front towing winch arranged at a third position of the vessel deck, the strands of the front towing winch being fixed to the buoy.

3. The side-hung type on-board contaminant recovery system of claim 1, wherein: the upright portion of the bottom pushing frame provides a running guide rail, and the side hanging recovery unit moves up and down along the running guide rail.

4. The side-hung type on-board contaminant recovery system of claim 1, wherein: the bottom surface of the upright portion of the bottom bracket may include an alignment plate by which the side brackets are arranged in the turned-down state to form an extended running rail of the side hung recovery unit.

5. The side-hung type on-board contaminant recovery system according to claim 1, further comprising a hydraulic power unit that powers the hydraulic blower through a hydraulic console; the hydraulic power unit comprises an explosion-proof shell, wherein the explosion-proof shell is provided with a body which is approximately prismatic, a first opening facing the advancing direction of the ship is arranged at the upper part of the body for air inlet, and a second opening facing the stern is arranged at the lower part of the body for air outlet; the bottom of the body is provided with a liquid groove, and flame-retardant liquid is arranged in the liquid groove.

6. The side-hung type on-board pollutant recovery system according to claim 1, wherein the pollutant-sweeping column is a rubber inflatable pollutant-sweeping column.

7. The side-hung on-board contaminant recovery system according to claim 1, wherein said bottom bracket and said side bracket are positioned at a first mount located at said first location.

8. The side-hung on-board contaminant recovery system according to claim 1, wherein said contaminant transfer unit includes a dirty oil transfer pump or a waste grinder pump.

9. The side-hung on-board contaminant recovery system according to claim 1, wherein in a deployed configuration the side-hanger is rotated to a turned-down state; the horizontal transmission mechanism is configured to bring the upright portion into a position in which the side hanger is aligned; the sweep bar reeling machine is configured to release a sweep bar wound thereon in a deployed configuration; the dirt sweeping fence is inflated and unfolded; the pontoon is configured to be released into water in a deployed configuration with the sweep bar; the telescopic support arm is configured to extend and guide the dirt scanning fence into water; the side-hung recovery unit is operative and the contaminant transfer unit is configured to transfer the collected contaminant back to the ship.

10. The side-hung on-board contaminant recovery system according to claim 1, wherein the sweep bar reel is configured to wind the deflated sweep bar in a storage configuration; the pontoon is configured to be disposed on the side-hung recovery unit; the side hanging recovery unit and the pollutant conveying unit stop working and recover to the deck by moving upwards and horizontally along the bottom pushing frame; the telescopic supporting arm rotates back to the deck of the ship and shortens; the side hanging frame rotates to an upturned state to the deck.