CN111058433A - Marine micro-plastic recycling device with telescopic interceptor, method and application - Google Patents
Marine micro-plastic recycling device with telescopic interceptor, method and application Download PDFInfo
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- CN111058433A CN111058433A CN202010005522.6A CN202010005522A CN111058433A CN 111058433 A CN111058433 A CN 111058433A CN 202010005522 A CN202010005522 A CN 202010005522A CN 111058433 A CN111058433 A CN 111058433A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
- E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
- E02B15/10—Devices for removing the material from the surface
Abstract
The invention relates to an ocean micro-plastic recovery device with a telescopic interceptor, which comprises the telescopic interceptor, a driving component, a micro-plastic recovery bin, a fixed shell and a positioning component, wherein the telescopic interceptor, the driving component, the micro-plastic recovery bin and the positioning component are all arranged on the fixed shell, the telescopic interceptor is connected with the driving component, the telescopic interceptor and the driving component are arranged outside the micro-plastic recovery bin, and the micro-plastic recovery bin is detachably arranged on the fixed shell. The recovery device can be matched with the strength of hydrodynamic force conditions to adjust the radial length of the blades of the interceptor, so that the upstream area of the interceptor is changed, and the recovery efficiency and the device safety of micro-plastic are considered.
Description
Technical Field
The invention belongs to the technical field of treatment of marine garbage environmental pollution, and particularly relates to a marine micro-plastic recovery device with a telescopic interceptor, a method and application.
Background
Micro-plastics refer to plastic particles with a diameter of less than 5 mm. In the ocean, the micro-plastics migrate with the movement of seawater and are easily ingested by marine organisms into the food net, and are now widely distributed in the marine ecosystem. As a novel pollutant, the micro plastic is stable in chemical property and can cause long-term harm to the environment. The existing micro-plastics are recycled and reused as an important way for treating the ocean pollution. In current basic research, an efficient marine micro-plastic on-site recycling or sampling device is also needed. Firstly, the floating type micro-plastic collecting device is adopted in the prior art, the area of the recovered effective sea area is small, and the recovery efficiency is poor. The existing floating recovery device is relatively fixed in shape and structure. Under the condition of weak hydrodynamic force, the flow area is difficult to increase, and the recovery efficiency is too low. Under the condition of strong hydrodynamic force, the flow area can not be reduced, and the flow direction of the device can not be adjusted. In the ocean, especially in the sea area with obvious tide and sea wave action, the power process easily damages the recovery device, the service life is influenced, the efficiency of micro-plastic recovery is reduced, and the recovery cost is increased. Under different sea conditions, compromise the effective area of recovery and the security of device self, be used for the problem of awaiting solution. Secondly, the ocean micro plastic recycling ship has high manufacturing cost and is difficult to complete the long-term parallelization micro plastic recycling in a plurality of different sea areas.
Through searching, no patent publication related to the present patent application has been found.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a marine micro-plastic recovery device with a telescopic interceptor, a method and application thereof.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
a marine micro-plastic recovery device with a telescopic interceptor comprises the telescopic interceptor, a driving assembly, a micro-plastic recovery bin, a fixed shell and a positioning assembly, wherein the telescopic interceptor, the driving assembly, the micro-plastic recovery bin and the positioning assembly are all arranged on the fixed shell;
the telescopic interceptor can reduce the flow velocity of seawater flowing through the interceptor, correspondingly reduce the capacity of the seawater for carrying floating or suspended micro plastic particles, and can intercept the micro plastic particles near the device; the driving component can adjust the radial length and direction of the telescopic interceptor, the micro-plastic recovery bin can recover large-particle-size garbage and micro-plastic garbage, the large-particle-size recovery bin can recover 0.5-10mm of marine floating garbage, and the micro-plastic recovery bin can recover marine micro-plastic particles below 0.5 mm; fixed casing can bear scalable interceptor, drive assembly, little plastics recovery storehouse and locating component, and drives it and float on the sea together, locating component can provide positional information and identification mark for little plastics recovery unit's of ocean location and recovery work.
The fixed shell comprises an outer fixed shell, water inlet blocking blades, an inner fixed shell, a separation stop block and a sealing bottom plate, the inner fixed shell is coaxially arranged in the outer fixed shell at intervals, the top and the bottom of the outer fixed shell are both in an open shape, the top of the inner fixed shell is in a sealed shape, and the bottoms of the outer fixed shell and the inner fixed shell are tightly sealed together through the sealing bottom plate; the middle lower part of the inner fixed shell is provided with a water outlet which is communicated with the hollow interior between the inner fixed shell and the outer fixed shell, and the water outlet extends to the lower bottom surface of the sealing bottom plate, so that the water can be drained by utilizing the gravity action of the seawater;
3 telescopic interceptors are uniformly distributed on the outer surface of the outer fixed shell along the circumferential direction at intervals, and the 3 telescopic interceptors form an angle of 120 degrees with each other; a plurality of water inlets are uniformly formed in the outer fixed shell between two adjacent telescopic interceptors at intervals along the circumferential direction, a water inlet blocking blade is connected to the outer fixed shell on one side of each water inlet and can block marine organisms or marine garbage larger than 20cm from passing through the water inlets;
the micro plastic recovery bin comprises a large-particle-size garbage recovery bin and a micro plastic garbage recovery bin, the micro plastic garbage recovery bin is coaxially arranged on a sealing bottom plate outside the inner fixed shell at intervals, and the large-particle-size garbage recovery bin is coaxially arranged on the sealing bottom plate between the micro plastic garbage recovery bin and the outer fixed shell at intervals; the large-particle-size garbage recycling bin and the micro plastic garbage recycling bin have a marine garbage filtering function;
the separation baffle block is tightly connected and arranged between the outer fixed shell corresponding to the telescopic interceptor and the large-particle-size garbage recovery bin, the separation baffle block is in a hollow shape with an opening at the top and sealed periphery, and the separation baffle block can separate a plurality of cavities between the outer fixed shell and the large-particle-size garbage recovery bin;
the driving assembly comprises a power supply, a telescopic and rotary driving unit, a push-pull rod and a fixing unit, the power supply, the telescopic and rotary driving unit, the push-pull rod and the fixing unit are sequentially connected, the power supply, the telescopic and rotary driving unit are arranged in the hollow interior of the separation stop block, the power supply can supply power to the telescopic and rotary driving unit, and the telescopic and rotary driving unit can drive the push-pull rod to move along the radial direction and/or can drive the push-pull rod to rotate;
the telescopic interceptor comprises a fixed blade and more than two telescopic blades, wherein the fixed blade and the more than two telescopic blades are connected with the push-pull rod through a fixed unit, the fixed unit can movably arrange or lock the telescopic blades on the push-pull rod in an opening manner, the fixed blade is arranged along the radial direction, one radial end of the fixed blade is tightly and vertically fixed on the outer surface of the outer fixed shell, and the fixed blade is in a hollow shape with openings at two radial ends; the telescopic blades are also arranged along the radial direction, the telescopic blades are hollow, both ends of the telescopic blades are open, more than two telescopic blades are sequentially connected in a sliding way along the radial direction, the other radial end part of one telescopic blade arranged at the end part is connected with the other radial end part of the fixed blade in a sliding way, the outer surface of the telescopic blade and the inner surface of the fixed blade can be arranged in a sliding way, the telescopic blades can be completely arranged in the fixed blade in a sliding way, the telescopic blades which are sequentially connected can be completely arranged in the hollow inner part of the other adjacent telescopic blade in a sliding way from the direction far away from the fixed blade to the fixed blade, when the driving component drives the push-pull rod to move along the radial direction, the fixed unit movably arranges the telescopic blades on the push-pull rod in an opening way, after the adjustment is finished, the fixing unit locks the telescopic blade on the push-pull rod;
when the driving assembly drives the push-pull rod to rotate, the fixing unit locks the telescopic blade on the push-pull rod.
Moreover, the radial length of the fixed blade is 1-2m, and the radial length of the telescopic blade is the same as that of the fixed blade; or the radial length of the telescopic blades close to the fixed blades is shorter than that of the fixed blades, and the radial lengths of the telescopic blades in the direction from the fixed blades to the fixed blades are sequentially increased;
alternatively, the interval of the water inlet blocking vanes may be set to be between 20-30 cm.
Or the fixed shell further comprises a solar panel, the solar panel is connected with a power supply of the driving assembly and can charge the power supply;
or a watertight transparent protective cover is connected and arranged above the fixed shell.
The driving assembly further comprises a telescopic judgment unit, the telescopic judgment unit is arranged on the outer fixed shell between two adjacent separation stop blocks and the sealing bottom plate between the large-particle-size garbage recovery bins, and the telescopic judgment unit can give telescopic judgment to the field flow of the region where the marine micro-plastic recovery device is located; when the measured value of the flow is larger than the set thresholds of all levels, the driving assembly contracts the interceptor through the push-pull rod to adapt to strong hydrodynamic conditions; and when the measured flow velocity value is smaller than the set thresholds of all levels, the telescopic blades are extended step by step to adapt to the weak hydrodynamic condition.
And, flexible judgement unit contains the flowmeter and the magnetism flow sensor that link to each other the setting, and this flowmeter can measure the flow on the unit area, magnetism flow sensor can monitor the flow size and output the signal of telecommunication of switching value.
Moreover, the telescopic and rotary driving unit is a hydraulic device; the power supply is a solar cell panel or a storage battery;
or the fixing unit is provided with a lock catch structure, and the connecting part of the blade and the push-pull rod can be locked after all stages of contraction and extension are completed;
or the average pore size for filtering of the large-particle-size garbage recovery bin is 10mm, and the average pore size for filtering of the micro-plastic garbage recovery bin is 0.5mm or 0.33 mm;
or the large-particle-size garbage recycling bin is a polyethylene or polypropylene filter screen, and the micro-plastic garbage recycling bin is a polypropylene folding filter element.
The water inlet blocking blade is a blade capable of horizontally swinging, the blocking blade is movably connected with the outer fixed shell through a connecting shaft, and the connecting shaft is arranged on one side of the water inlet blocking blade, which is close to the seawater;
or the side surface, the upper surface and the outer surface of the positioning component of the fixed shell are provided with luminous coatings;
or the outer fixed shell and the lower surface of the micro plastic recovery bin adopt a design that the outer side of the device gradually inclines towards the center in the radial direction.
Moreover, the positioning component comprises a GSM positioning unit and an LED indicator light which are connected.
The application of the marine micro-plastic recycling device with the telescopic interceptor in the aspect of marine garbage recycling is disclosed.
The method for recovering the marine micro-plastic in a parallelization manner by using the marine micro-plastic recovery device with the telescopic interceptor comprises the following steps:
⑴ presetting a marine micro-plastic recovery device:
in the short-term recovery work, the length of the telescopic interceptor is preset according to the ocean forecast of the target sea area; or, in the middle and field period recovery work, the telescopic judging unit is started;
⑵ the ship or the like carries the marine micro-plastic recovery device to go to the target sea area, before the device is released, the positioning component is opened;
⑶ in the middle and long-term recovery, the device can adjust the length and direction of the interceptor blade component according to the strength of water power, and multiple devices can carry out micro-plastic recovery in parallel in the near sea area;
⑷ planning air route according to real-time positioning information after recovery on site, and sequentially recovering the marine micro-plastic recovery device by ships, etc.;
⑸ in the onshore laboratory, the micro plastic recovery cabin of the marine micro plastic recovery device is taken down for use, the device is cleaned thoroughly, the power supply is replaced or charged, and the micro plastic recovery cabin is reset for use in the next recovery voyage.
The invention has the advantages and positive effects that:
1. the recovery device can adjust the radial length of the blades of the interceptor in coordination with the strength of hydrodynamic force conditions, thereby changing the upstream area of the interceptor and considering the recovery efficiency of micro-plastic and the safety of the device. In practical application, a plurality of the device can be released into the ocean by using ships and the like, and parallel ocean micro-plastic recycling operation is carried out.
2. The telescopic interceptor of the device can improve the recovery efficiency of marine micro-plastic under the condition of weaker hydrodynamic force.
3. The retractable interceptor of the present invention can maintain normal marine micro-plastic recovery under conditions of high hydrodynamic forces, such as those resulting from inclement weather.
4. The telescopic interceptor of the device can prevent the recovery device from being damaged under the condition of stronger hydrodynamic force, and prolong the service life of the device.
5. The device can be simultaneously distributed in a plurality of sea areas, and can be used for parallelly recovering marine micro-plastics, so that the recovery efficiency of a target sea area is improved.
6. The device is provided with a positioning component which can track and position by utilizing the GSM communication technology.
7. The method can be used for recovering the marine micro-plastic in a parallelization manner by releasing a plurality of marine micro-plastic recovery devices with telescopic interceptors in the near sea areas with different strength hydrodynamic conditions, and can obviously reduce the field recovery cost of the marine micro-plastic.
8. The device is provided with the positioning component, so that when the device is recovered by using a ship, an optimal air route can be planned according to real-time positioning, and the efficiency of searching the device in a sea area is improved.
9. The micro plastic recovery bin in the device can be conveniently detached, and the recovery is finished, so that the micro plastic collection bin can be conveniently treated in a laboratory on the shore.
10. The micro plastic recovery bin in the device can be conveniently installed, and the recovery bin is convenient to update and reset before a new voyage.
11. The device is provided with the water inlet blocking blade, so that large floating garbage can be prevented from entering the device and interfering with normal micro-plastic filtering and recycling work.
12. The water inlet blocking blade of the device can partially block marine swimming organisms from entering the interior of the device, and the influence of the recovery device on the marine organisms is reduced to the maximum extent.
Drawings
FIG. 1 is a perspective view of the structural attachment of the device of the present invention;
FIG. 2 is a schematic flow chart of the method of the present invention.
Detailed Description
The present invention will be further described with reference to specific examples, which are intended to be illustrative, not limiting and are not intended to limit the scope of the invention.
Structures not specifically described in detail herein are to be understood as conventional in the art.
A marine micro-plastic recovery device with a telescopic interceptor is disclosed, as shown in figure 1, the device comprises a telescopic interceptor 10, a driving component 20, a micro-plastic recovery bin 30, a fixed shell 40 and a positioning component 50, wherein the telescopic interceptor, the driving component, the micro-plastic recovery bin and the positioning component are all arranged on the fixed shell, the telescopic interceptor is connected with the driving component, the telescopic interceptor and the driving component are arranged outside the micro-plastic recovery bin, and the micro-plastic recovery bin is detachably arranged on the fixed shell;
the telescopic interceptor can reduce the flow velocity of seawater flowing through the interceptor, correspondingly reduce the capacity of the seawater to carry floating or suspended micro plastic particles, and accordingly intercept the micro plastic particles near the device; the driving component can adjust the radial length and direction of the telescopic interceptor, the micro-plastic recovery bin can recover large-particle-size garbage and micro-plastic garbage, the large-particle-size recovery bin can recover 0.5-10mm of marine floating garbage, and the micro-plastic recovery bin can recover marine micro-plastic particles below 0.5 mm; fixed casing can bear scalable interceptor, drive assembly, little plastics recovery storehouse and locating component, and drives it and float on the sea together, locating component can provide positional information and identification mark for little plastics recovery unit's of ocean location and recovery work.
In this embodiment, the fixed casing includes an outer fixed casing 41, a water inlet blocking vane 42, an inner fixed casing 43, a partition block 44 and a sealing bottom plate 45, the inner fixed casing is coaxially and alternately arranged in the outer fixed casing, the top and the bottom of the outer fixed casing are both open, the top of the inner fixed casing is sealed, and the bottoms of the outer fixed casing and the inner fixed casing are tightly and hermetically arranged together through the sealing bottom plate; the middle lower part of the inner fixed shell is provided with a water outlet (not shown in the figure), the water outlet is communicated with the hollow interior between the inner fixed shell and the outer fixed shell, and the water outlet extends to the lower bottom surface of the sealing bottom plate, so that the water can be drained by utilizing the gravity action of the seawater;
3 telescopic interceptors are uniformly distributed on the outer surface of the outer fixed shell along the circumferential direction at intervals, and the 3 telescopic interceptors form an angle of 120 degrees with each other; a plurality of water inlets are uniformly formed in the outer fixed shell between two adjacent telescopic interceptors at intervals along the circumferential direction, a water inlet blocking blade is connected to the outer fixed shell on one side of each water inlet and can block overlarge (larger than 20cm) marine organisms or marine garbage from passing through the water inlets, and the water inlet blocking blade is a form resistance to fluid and can reduce hydrodynamic force. Therefore, the water inlet blocking blades are not suitable to be arranged too densely, and the interval between two adjacent water inlet blocking blades can be set to be 20-30cm, so that marine floating garbage or marine swimming organisms exceeding the size are blocked outside the device shell;
the micro plastic recovery bin comprises a large-particle-size garbage recovery bin 31 and a micro plastic garbage recovery bin 32, the micro plastic garbage recovery bin is coaxially and alternately arranged on a sealing bottom plate outside the inner fixed shell, and the large-particle-size garbage recovery bin is coaxially and alternately arranged on the sealing bottom plate between the micro plastic garbage recovery bin and the outer fixed shell; the large-particle-size garbage recycling bin and the micro plastic garbage recycling bin have a marine garbage filtering function;
the outer fixed shell and the large-particle-size garbage recovery bin corresponding to the telescopic interceptor are tightly connected and provided with a separation stop block, the separation stop block is in a hollow shape with an open top and sealed periphery, the separation stop block can separate a plurality of cavities between the outer fixed shell and the large-particle-size garbage recovery bin, and the separation stop block plays a role in blocking water flow, so that the water flow entering the water inlet can better move along the radial direction.
The driving assembly comprises a power supply 22, a telescopic and rotary driving unit 23, a push-pull rod 24 and a fixing unit 25, the power supply, the telescopic and rotary driving unit, the push-pull rod and the fixing unit are sequentially connected and arranged, the power supply, the telescopic and rotary driving unit are arranged in the hollow interior of the separation stop block, the power supply can supply power to the telescopic and rotary driving unit, and the telescopic and rotary driving unit can drive the push-pull rod to move along the radial direction and/or can drive the push-pull rod to rotate; the push-pull rod can forecast the set length and direction in advance according to the hydrodynamic conditions of the micro-plastic recovery sea area;
the telescopic interceptor comprises a fixed blade 101 and more than two telescopic blades 102 and 103, wherein the fixed blade and the more than two telescopic blades are connected with the push-pull rod through a fixed unit, the fixed unit can movably arrange or lock the telescopic blades on the push-pull rod in an opening manner, the fixed blade is arranged along the radial direction, one radial end of the fixed blade is tightly and vertically fixed on the outer surface of the outer fixed shell, and the fixed blade is in a hollow shape with openings at two radial ends; the telescopic blades are also arranged along the radial direction, the telescopic blades are hollow, both ends of the telescopic blades are open, more than two telescopic blades are sequentially connected in a sliding way along the radial direction, the other radial end part of one telescopic blade arranged at the end part is connected with the other radial end part of the fixed blade in a sliding way, the outer surface of the telescopic blade and the inner surface of the fixed blade can be arranged in a sliding way, the telescopic blades can be completely arranged in the fixed blade in a sliding way, the telescopic blades which are sequentially connected can be completely arranged in the hollow inner part of the other adjacent telescopic blade in a sliding way from the direction far away from the fixed blade to the fixed blade, when the driving component drives the push-pull rod to move along the radial direction, the fixed unit movably arranges the telescopic blades on the push-pull rod in an opening way, so, after the adjustment is finished, the fixed unit locks the telescopic blades on the push-pull rod, the longest radial length of the telescopic interceptor can be the sum of the radial lengths of the fixed blades and all stages of telescopic blades, and the shortest radial length can be contracted to the radial length of the fixed blades;
when the driving assembly drives the push-pull rod to rotate, the fixing unit locks the telescopic blade on the push-pull rod, so that the push-pull rod drives the telescopic interceptor to integrally rotate, and the incident flow direction of the blade is further changed, and therefore, the length and the incident flow direction of the telescopic interceptor can be changed according to the strength of hydrodynamic conditions, and the incident flow area is adjusted.
Preferably, the radial length of the fixed blade is 1-2m, and the radial length of the retractable blade is the same as that of the fixed blade. Alternatively, preferably, the radial length of the retractable blade provided close to the fixed blade is shorter than the radial length of the fixed blade, and the radial lengths of the retractable blades in the direction from the fixed blade to the fixed blade are sequentially increased.
Preferably, the fixed casing still includes solar cell panel (not shown in the figure), solar cell panel is connected the setting with drive assembly's power, and this solar cell panel can charge the power to the total time of retrieving of this device to the little plastics of ocean is prolonged.
Preferably, the fixed housing further comprises a water-tight transparent protective cover (not shown in the figure), which is detachably and tightly arranged on the top of the outer fixed housing, on the one hand, the transparent protective cover provides protection for the power supply in the driving assembly, and on the other hand, the transparent protective cover provides convenience for additionally arranging the solar panel.
Preferably, the driving assembly further comprises a telescopic judgment unit 21, the telescopic judgment unit is arranged on an outer fixed shell between two adjacent separation stop blocks and a sealing bottom plate between the large-particle-size garbage recovery bins, and the telescopic judgment unit can judge the field flow of the region where the marine micro-plastic recovery device is located; when the measured value of the flow is larger than the set thresholds of all levels, the driving assembly contracts the interceptor through the push-pull rod to adapt to strong hydrodynamic conditions; and when the measured flow velocity value is smaller than the set thresholds of all levels, the telescopic blades are extended step by step to adapt to the weak hydrodynamic condition.
When the micro plastic with strong tide is recycled in the sea area or the recycled sea area has a strong weather process, the telescopic judgment unit measures the quantity of the area where the recycling device is located and makes telescopic judgment. When the measured flow is larger than the set thresholds at all levels, the telescopic and rotary driving units adjust the radial length of the telescopic interceptor through the push-pull rod, rotate the direction of the telescopic interceptor and effectively reduce the incident flow sectional area, so that the device is suitable for strong hydrodynamic conditions and the safety of the micro-plastic recovery device is guaranteed.
In the sea area with weaker hydrodynamic force condition, when the measured flow is smaller than the set thresholds at all levels, the radial length of the telescopic blade is extended step by step, the direction of the interceptor assembly is rotated, the incident flow sectional area is effectively increased, the device adapts to the weak hydrodynamic force condition, and the recovery efficiency of the micro-plastic recovery device is improved.
Preferably, the telescopic judging unit comprises a flow meter and a magnetic flow sensor (not shown in the figures), which are connected, the flow meter can measure the flow rate per unit area, so as to estimate the mass or volume concentration of the micro plastic particles in the released sea area, and the magnetic flow sensor can monitor the flow rate and output an electric signal of a switching value. When the radial flow in the device is larger than the starting flow of the magnetic flow switch, the magnetic valve core moves towards the flow direction under the action of fluid pressure to trigger the contact of the reed pipe to act; when the radial flow in the device is reduced to be lower than the starting flow, the magnetic valve core returns to the original position under the repulsive force of the reset magnet, and the contact of the reed switch is restored to the initial state.
Preferably, the magnetic flow sensor is a Soway sensor.
Preferably, the telescopic and rotary driving unit is a hydraulic device, such as a cylinder and the like; the power supply is a solar cell panel or a storage battery.
Preferably, the fixing unit has a locking structure, and after contraction and extension of each stage are completed, the connecting part of the blade and the push-pull rod can be locked, so that the total length of the interceptor is fixed.
Preferably, the average pore size for filtering of the large-particle-size garbage recycling bin is 10mm, and the average pore size for filtering of the micro-plastic garbage recycling bin is 0.5mm or 0.33 mm.
Preferably, the large-particle-size garbage recycling bin is a polyethylene or polypropylene filter screen, and the micro-plastic garbage recycling bin is a polypropylene folding filter element.
Preferably, the water inlet blocking blade is a blade capable of swinging horizontally, the blocking blade is movably connected with the outer fixed shell through a connecting shaft, and the connecting shaft is arranged on one side of the water inlet blocking blade, which is close to the seawater; when the whole micro plastic recovery device horizontally rotates in different directions under various hydrodynamic conditions, the water inlet amount can be increased by means of hydrodynamic force.
In this embodiment, the positioning assembly comprises a GSM positioning unit 51 and an LED indicator 52, which are connected, and is preferably disposed in a transparent protective cover with water tightness.
Preferably, the side surface, the upper surface and the outer surface of the positioning component of the fixed shell are provided with luminous coatings (not shown in the figure), so that the identification and the safety of the recovery device are improved.
Preferably, the outer fixed shell and the lower surface of the micro plastic recovery bin adopt a design that the lower surface is gradually inclined from the outer side of the device to the center in the radial direction, so that the gravity action of the seawater is better utilized for drainage.
The invention discloses a marine micro-plastic recovery device with a telescopic interceptor, which has the following working principle:
when seawater flows through the recovery device, on one hand, the seawater is blocked by the telescopic interceptor, the hydrodynamic condition is weakened, and accordingly the capacity of carrying marine floating garbage and micro-plastics is weakened, so that the marine garbage is intercepted nearby the recovery device; on the other hand, the horizontal flow of the seawater can push each blade of the interceptor, so that the device rotates while generating horizontal displacement. When hydrodynamic force is weaker, the interceptor blade is fully extended, the upstream area is enlarged, the intercepting effect is enhanced, and the rotating moment is improved. When hydrodynamic force conditions are too strong, the interceptor blades can be timely contracted, the flow area is reduced, the rotating torque is reduced, and the safety of the device is ensured. Under the guide of the water inlet separation blade, seawater flows into the recovery device, sequentially flows through the large-particle-size garbage recovery bin and the micro-plastic garbage recovery bin from outside to inside, and is filtered in a grading manner to achieve the purpose of recovering ocean micro-plastic. And finally, the seawater is discharged out of the device through a water outlet at the lower part of the inner shell under the action of the self gravity.
The method for recovering marine micro-plastic in parallel by using the marine micro-plastic recovery device with the retractable interceptor as shown in fig. 2 comprises the following steps:
1. presetting a marine micro-plastic recovery device:
in the short-term recovery work, the length of the telescopic interceptor is preset according to the ocean forecast of the target sea area; in the middle and field period recovery work, the telescopic judging unit is started;
2. a ship and the like carry the marine micro-plastic recovery device to go to a target sea area, and before releasing the device, a positioning assembly is started; releasing devices at each recovery and sampling station in sequence;
3. in the medium and long-term recovery, the device can adjust the length and the direction of the interceptor blade assembly according to the strength of the hydrodynamic force; carrying out micro-plastic recovery work in parallel in an adjacent sea area by a plurality of devices; during the period, the device is positioned in real time (for example, the device is positioned in real time through a GSM mobile phone card);
4. after the on-site recovery is finished, planning a route according to the real-time positioning information, and sequentially recovering the marine micro-plastic recovery device by a ship and the like; closing the positioning assembly and the driving assembly;
5. taking down a micro-plastic recovery bin of the marine micro-plastic recovery device for later use in a land laboratory; the device is thoroughly cleaned; replacing or charging the power source; the micro plastic recycling bin is reset for use in the next recycling voyage.
Although the embodiments of the present invention have been disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the invention and the appended claims, and therefore the scope of the invention is not limited to the embodiments disclosed.
Claims (10)
1. The utility model provides a little plastic recovery unit in ocean with scalable interceptor which characterized in that: the device comprises a telescopic interceptor, a driving assembly, a micro-plastic recovery bin, a fixed shell and a positioning assembly, wherein the telescopic interceptor, the driving assembly, the micro-plastic recovery bin and the positioning assembly are all arranged on the fixed shell;
the telescopic interceptor can reduce the flow velocity of seawater flowing through the interceptor, correspondingly reduce the capacity of the seawater for carrying floating or suspended micro plastic particles, and can intercept the micro plastic particles near the device; the driving component can adjust the radial length and direction of the telescopic interceptor, the micro-plastic recovery bin can recover large-particle-size garbage and micro-plastic garbage, the large-particle-size recovery bin can recover 0.5-10mm of marine floating garbage, and the micro-plastic recovery bin can recover marine micro-plastic particles below 0.5 mm; fixed casing can bear scalable interceptor, drive assembly, little plastics recovery storehouse and locating component, and drives it and float on the sea together, locating component can provide positional information and identification mark for little plastics recovery unit's of ocean location and recovery work.
2. The marine micro-plastic recycling device with retractable interceptor of claim 1, wherein: the fixed shell comprises an outer fixed shell, water inlet blocking blades, an inner fixed shell, a separation stop block and a sealing bottom plate, the inner fixed shell is coaxially arranged in the outer fixed shell at intervals, the top and the bottom of the outer fixed shell are both in an open shape, the top of the inner fixed shell is in a sealed shape, and the bottoms of the outer fixed shell and the inner fixed shell are tightly sealed together through the sealing bottom plate; the middle lower part of the inner fixed shell is provided with a water outlet which is communicated with the hollow interior between the inner fixed shell and the outer fixed shell, and the water outlet extends to the lower bottom surface of the sealing bottom plate, so that the water can be drained by utilizing the gravity action of the seawater;
3 telescopic interceptors are uniformly distributed on the outer surface of the outer fixed shell along the circumferential direction at intervals, and the 3 telescopic interceptors form an angle of 120 degrees with each other; a plurality of water inlets are uniformly formed in the outer fixed shell between two adjacent telescopic interceptors at intervals along the circumferential direction, a water inlet blocking blade is connected to the outer fixed shell on one side of each water inlet and can block marine organisms or marine garbage larger than 20cm from passing through the water inlets;
the micro plastic recovery bin comprises a large-particle-size garbage recovery bin and a micro plastic garbage recovery bin, the micro plastic garbage recovery bin is coaxially arranged on a sealing bottom plate outside the inner fixed shell at intervals, and the large-particle-size garbage recovery bin is coaxially arranged on the sealing bottom plate between the micro plastic garbage recovery bin and the outer fixed shell at intervals; the large-particle-size garbage recycling bin and the micro plastic garbage recycling bin have a marine garbage filtering function;
the separation baffle block is tightly connected and arranged between the outer fixed shell corresponding to the telescopic interceptor and the large-particle-size garbage recovery bin, the separation baffle block is in a hollow shape with an opening at the top and sealed periphery, and the separation baffle block can separate a plurality of cavities between the outer fixed shell and the large-particle-size garbage recovery bin;
the driving assembly comprises a power supply, a telescopic and rotary driving unit, a push-pull rod and a fixing unit, the power supply, the telescopic and rotary driving unit, the push-pull rod and the fixing unit are sequentially connected, the power supply, the telescopic and rotary driving unit are arranged in the hollow interior of the separation stop block, the power supply can supply power to the telescopic and rotary driving unit, and the telescopic and rotary driving unit can drive the push-pull rod to move along the radial direction and/or can drive the push-pull rod to rotate;
the telescopic interceptor comprises a fixed blade and more than two telescopic blades, wherein the fixed blade and the more than two telescopic blades are connected with the push-pull rod through a fixed unit, the fixed unit can movably arrange or lock the telescopic blades on the push-pull rod in an opening manner, the fixed blade is arranged along the radial direction, one radial end of the fixed blade is tightly and vertically fixed on the outer surface of the outer fixed shell, and the fixed blade is in a hollow shape with openings at two radial ends; the telescopic blades are also arranged along the radial direction, the telescopic blades are hollow, both ends of the telescopic blades are open, more than two telescopic blades are sequentially connected in a sliding way along the radial direction, the other radial end part of one telescopic blade arranged at the end part is connected with the other radial end part of the fixed blade in a sliding way, the outer surface of the telescopic blade and the inner surface of the fixed blade can be arranged in a sliding way, the telescopic blades can be completely arranged in the fixed blade in a sliding way, the telescopic blades which are sequentially connected can be completely arranged in the hollow inner part of the other adjacent telescopic blade in a sliding way from the direction far away from the fixed blade to the fixed blade, when the driving component drives the push-pull rod to move along the radial direction, the fixed unit movably arranges the telescopic blades on the push-pull rod in an opening way, after the adjustment is finished, the fixing unit locks the telescopic blade on the push-pull rod;
when the driving assembly drives the push-pull rod to rotate, the fixing unit locks the telescopic blade on the push-pull rod.
3. The marine micro-plastic recycling device with retractable interceptor of claim 2, wherein: the radial length of the fixed blade is 1-2m, and the radial length of the telescopic blade is the same as that of the fixed blade; or the radial length of the telescopic blades close to the fixed blades is shorter than that of the fixed blades, and the radial lengths of the telescopic blades in the direction from the fixed blades to the fixed blades are sequentially increased;
alternatively, the interval of the water inlet blocking vanes may be set to be between 20-30 cm;
or the fixed shell further comprises a solar panel, the solar panel is connected with a power supply of the driving assembly and can charge the power supply;
or, the fixed shell further comprises a water-tight transparent protective cover, and the transparent protective cover can be detachably and tightly arranged on the top of the outer fixed shell.
4. The marine micro-plastic recycling device with retractable interceptor of claim 2, wherein: the driving assembly further comprises a telescopic judgment unit, the telescopic judgment unit is arranged on the outer fixed shell between two adjacent separation stop blocks and the sealing bottom plate between the large-particle-size garbage recovery bins, and the telescopic judgment unit can give telescopic judgment to the field flow of the region where the marine micro-plastic recovery device is located; when the measured value of the flow is larger than the set thresholds of all levels, the driving assembly contracts the interceptor through the push-pull rod to adapt to strong hydrodynamic conditions; and when the measured flow velocity value is smaller than the set thresholds of all levels, the telescopic blades are extended step by step to adapt to the weak hydrodynamic condition.
5. The marine micro-plastic recycling device with retractable interceptor of claim 4, wherein: the flexible judgement unit contains flowmeter and the magnetism flow sensor that links to each other the setting, and this flowmeter can measure the flow on the unit area, magnetism flow sensor can monitor the flow size and output the signal of telecommunication of switching value.
6. The marine micro-plastic recycling device with retractable interceptor of claim 2, wherein: the telescopic and rotary driving unit is a hydraulic device; the power supply is a solar cell panel or a storage battery;
or the fixing unit is provided with a lock catch structure, and the connecting part of the blade and the push-pull rod can be locked after all stages of contraction and extension are completed;
or the average pore size for filtering of the large-particle-size garbage recovery bin is 10mm, and the average pore size for filtering of the micro-plastic garbage recovery bin is 0.5mm or 0.33 mm;
or the large-particle-size garbage recycling bin is a polyethylene or polypropylene filter screen, and the micro-plastic garbage recycling bin is a polypropylene folding filter element.
7. The marine micro-plastic recycling device with retractable interceptor of claim 2, wherein: the water inlet blocking blade is a blade capable of horizontally swinging, the blocking blade is movably connected with the outer fixed shell through a connecting shaft, and the connecting shaft is arranged on one side of the water inlet blocking blade, which is close to the seawater;
or the side surface, the upper surface and the outer surface of the positioning component of the fixed shell are provided with luminous coatings;
or the outer fixed shell and the lower surface of the micro plastic recovery bin adopt a design that the outer side of the device gradually inclines towards the center in the radial direction.
8. The marine micro-plastic recovery device with retractable interceptor of any one of claims 1-7, wherein: the positioning component comprises a GSM positioning unit and an LED indicator light which are connected.
9. Use of the marine micro plastic recovery device with retractable interceptor of any one of claims 1-8 in marine waste recovery.
10. Method for the parallel recovery of marine micro-plastics with a telescopic interceptor using a marine micro-plastic recovery device according to any of claims 1 to 8, characterized in that: the method comprises the following steps:
⑴ presetting a marine micro-plastic recovery device:
in the short-term recovery work, the length of the telescopic interceptor is preset according to the ocean forecast of the target sea area;
⑵ the ship or the like carries the marine micro-plastic recovery device to go to the target sea area, before the device is released, the positioning component is opened;
⑶ in the middle and long term recovery, the device can adjust the length and direction of the interceptor blade component according to the strength of the water power;
carrying out micro-plastic recovery work in parallel in an adjacent sea area by a plurality of devices; during the period, the device is positioned in real time;
⑷ planning air route according to real-time positioning information after recovery on site, and sequentially recovering the marine micro-plastic recovery device by ships, etc.;
⑸ in the onshore laboratory, the micro plastic recovery cabin of the marine micro plastic recovery device is taken down for use, the device is cleaned thoroughly, the power supply is replaced or charged, and the micro plastic recovery cabin is reset for use in the next recovery voyage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010005522.6A CN111058433A (en) | 2020-01-03 | 2020-01-03 | Marine micro-plastic recycling device with telescopic interceptor, method and application |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010005522.6A CN111058433A (en) | 2020-01-03 | 2020-01-03 | Marine micro-plastic recycling device with telescopic interceptor, method and application |
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| CN111058433A true CN111058433A (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010005522.6A Withdrawn CN111058433A (en) | 2020-01-03 | 2020-01-03 | Marine micro-plastic recycling device with telescopic interceptor, method and application |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112779897A (en) * | 2020-12-22 | 2021-05-11 | 宋仔鹏 | Hydraulic engineering is with miscellaneous device of closed waters vortex formula collection |
| CN113605336A (en) * | 2021-07-30 | 2021-11-05 | 江苏中科基业环境科技有限公司 | Backflow-preventing blue algae enclosure collecting device and using method thereof |
-
2020
- 2020-01-03 CN CN202010005522.6A patent/CN111058433A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112779897A (en) * | 2020-12-22 | 2021-05-11 | 宋仔鹏 | Hydraulic engineering is with miscellaneous device of closed waters vortex formula collection |
| CN113605336A (en) * | 2021-07-30 | 2021-11-05 | 江苏中科基业环境科技有限公司 | Backflow-preventing blue algae enclosure collecting device and using method thereof |
| CN113605336B (en) * | 2021-07-30 | 2022-04-05 | 江苏中科基业环境科技有限公司 | Backflow-preventing blue algae enclosure collecting device |
| CN114837146A (en) * | 2021-07-30 | 2022-08-02 | 江苏中科基业环境科技有限公司 | Blue algae enclosure collecting system |
| CN114837145A (en) * | 2021-07-30 | 2022-08-02 | 江苏中科基业环境科技有限公司 | Application method of blue algae enclosure collecting device |
| CN114837145B (en) * | 2021-07-30 | 2023-06-20 | 江苏中科基业环境科技有限公司 | Application method of blue algae enclosure collecting device |
| CN114837146B (en) * | 2021-07-30 | 2023-06-20 | 江苏中科基业环境科技有限公司 | Blue algae enclosure collection system |
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