Underwater micro-plastic efficient capturing and monitoring robot

Abstract

The invention belongs to the technical field of underwater robots, and provides an underwater micro-plastic efficient capturing and monitoring robot which comprises a ship body, a spectrum detection module, a filtering module and a control module. A power mechanism is installed on the ship body and electrically connected with the control module, and the control module controls the flight path of the ship body. The spectrum detection module is mounted at the front end of the ship body and is used for scanning water body particles so as to identify polymer types of plastic particles; the filtering module is mounted on the ship body and is used for filtering and cleaning a water body containing micro-plastics; according to the invention, scattered light signals are matched with standardized spectrums in a database, polymer types of plastic particles are identified, and then the harmful micro-plastics can be collected in water in combination with a filtering module.

Description

Technical Field

[0001] The invention belongs to the technical field of underwater robots, in particular to an underwater microplastic efficient capturing and monitoring robot. Background Art

[0002] Microplastics refer to plastic particles or fibers with a diameter of less than 5 mm, which mainly come from the degradation of plastic products, the leakage of plastic particles in industrial production processes, and plastic waste in daily life. Due to their small size and light weight, microplastics are easily spread in the environment and have been detected in oceans, rivers, soil, and even air, posing a potential threat to ecosystems and human health.

[0003] Governments, scientific research institutions and environmental protection organizations around the world have a growing demand for microplastic monitoring technology. However, the current market lacks efficient and accurate underwater microplastic capture and monitoring equipment, which cannot meet the growing monitoring needs. To this end, technicians in this field have proposed an underwater microplastic efficient capture and monitoring robot to solve the problems raised by the background technology.

[0004] The above information disclosed in this background technology is only used to increase the understanding of the background technology of the present invention and therefore, it may include information that does not constitute the prior art known to ordinary technicians in this field. Summary of the invention

[0005] In order to solve the above technical problems, the present invention provides an underwater microplastic efficient capture and monitoring robot to solve the problem that the prior art lacks efficient and accurate underwater microplastic capture and monitoring equipment and cannot meet the growing monitoring needs.

[0006] To achieve the above-mentioned purpose, the present invention provides an underwater microplastic efficient capture and monitoring robot, comprising a hull, a spectrum detection module, a filtering module, and a control module;

[0007] The hull is equipped with a power mechanism, which is electrically connected to a control module and the path of the hull is controlled by the control module;

[0008] The spectral detection module is installed at the front end of the hull to scan water particles and identify the polymer type of plastic particles;

[0009] The filtration module is installed on the hull and is used to filter and clean water containing microplastics.

[0010] Preferably, the hull includes two buoys which are connected by a U-shaped plate, and a 4G communication module is also installed on the top of the hull, and the 4G communication module is electrically connected to the control module.

[0011] Preferably, the spectrum detection module is installed at the end of the U-shaped plate and includes a chip board and a laser emitter and a high-sensitivity photodetector integrated on the chip board, and the laser emitter and the high-sensitivity photodetector are both electrically connected to the control module.

[0012] Preferably, the filtration module comprises a collection box fixedly installed between two floating bodies, and a high molecular polymer filter screen for filtering water is fixedly arranged at a tail portion of the collection box.

[0013] Preferably, the control module includes a control compartment constructed on the top of the U-shaped plate, a controller is arranged in the control compartment, the controller is electrically connected to the 4G communication module, the laser emitter and the high-sensitivity photoelectric detector, and a battery pack is also arranged in the control compartment, and the battery pack is used to provide electrical energy to electrical components.

[0014] Preferably, a crossbeam is fixedly connected between the two floating bodies, and the power mechanism includes a mounting base fixedly mounted on the crossbeam, a rotating shaft is rotatably mounted on the mounting base through a bearing, a frame is fixed outside the rotating shaft, a propeller is obliquely arranged on the frame, and the propeller is rotatably mounted on the frame through a shaft rod, a first servo motor is also fixed on the frame, an output shaft of the first servo motor is fixed to the end of the shaft rod, the shaft rod is fixed to the propeller, the first servo motor is electrically connected to a controller, the rotating shaft extends outward, and also includes an angle adjustment mechanism for driving the rotating shaft to rotate.

[0015] Preferably, the angle adjustment mechanism includes a connecting rod horizontally fixed to the extending end of the rotating shaft, an electric push rod whose connecting rod and tail are rotatably connected to the crossbeam through a round rod axis, the electric push rod is electrically connected to the controller, and the output shaft of the electric push rod is hinged to the end of the connecting rod.

[0016] Preferably, it further comprises a clearing module for clearing blockages, wherein the clearing module is used for cleaning the high molecular polymer filter screen, and the collecting box is constructed in a trapezoidal shape.

[0017] Preferably, the clearing module includes a reciprocating screw arranged along the width of the collecting box and rotatably installed on the top of the collecting box, and a second servo motor that drives the reciprocating screw to rotate and is fixedly installed on the side of the collecting box. The reciprocating screw is externally threadedly connected to a first slider, and the bottom surface of the first slider slides in contact with the top surface of the installation box. A cleaning plate is fixed to the side of the first slider, and bristles are provided on the side of the cleaning plate facing the polymer filter.

[0018] Preferably, the collecting box is provided with a orifice plate on one side opposite to the high molecular polymer filter screen, and fine holes for water to pass through are constructed on the orifice plate. A guide rod is also fixed in the width direction of the collecting box, and a second slider is slidably provided outside the guide rod. The bottom surface of the second slider slides in contact with the top surface of the installation box and is connected to the first slider through a connecting rod. A cleaning plate is fixed on the side of the second slider, and the cleaning plate is used to peel off garbage on the front side of the orifice plate.

[0019] 1. In the present invention, the polymer type of plastic particles is identified by matching the scattered light signal with the standardized spectrum in the database and then combined with the filtration module, these harmful microplastics can be collected in the water.

[0020] 2. In the present invention, the rotation of the first servo motor can drive the shaft to rotate and then drive the propeller to rotate so that the hull obtains the power source to move forward, and the angle adjustment mechanism is used to control the direction of the hull's movement.

[0021] 3. In the present invention, when the second servo motor rotates, it can drive the reciprocating screw to rotate, so that the first slider can reciprocate along the length of the reciprocating screw, thereby driving the cleaning plate with bristles to brush the polymer filter, thereby preventing excessive microplastics from clogging the polymer filter.

[0022] 4. In the present invention, when the first slider reciprocates, it can drive the second slider to reciprocate and then drive the cleaning plate to remove the garbage blocking the front of the orifice plate, thereby ensuring the operation of the equipment.

[0023] The above summary is for illustrative purposes only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the present invention will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0025] Figure 2 It is a schematic diagram of the three-dimensional structure of the present invention from another angle;

[0026] Figure 3 It is a partial structural schematic diagram of the present invention;

[0027] Figure 4 It is a schematic diagram of the three-dimensional structure of the filter module of the present invention;

[0028] Figure 5 It is a three-dimensional structural schematic diagram of the power mechanism of the present invention;

[0029] Figure 6For the present invention Figure 1 Enlarged view of point A in the middle.

[0030] In the figure:

[0031] 1. Hull; 101. Floating body; 102. U-shaped plate; 103. 4G communication module; 2. Spectral detection module; 201. Laser transmitter; 202. High-sensitivity photoelectric detector; 3. Filter module; 301. Collection box; 302. High-molecular polymer filter; 4. Control module; 401. Control compartment; 402. Controller; 403. Battery pack; 5. Power mechanism; 501. Mounting seat; 502. Rotating shaft; 503. Frame; 504. Propeller; 505. Shaft; 506. First servo motor; 6. Crossbeam; 7. Angle adjustment mechanism; 701. Connecting rod; 702. Electric push rod; 8. Blockage clearing module; 801. Reciprocating screw rod; 802. Second servo motor; 803. First slider; 804. Cleaning plate; 805. Guide rod; 806. Second slider; 807. Cleaning plate; 9. Orifice plate; 10. Pore. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. It should be pointed out that the drawings are schematic and not drawn to scale. For the sake of clarity and convenience in the figures, the relative sizes and proportions of the parts shown in the figures are exaggerated or reduced in size, and any size is only exemplary and not restrictive.

[0033] Embodiment 1:

[0034] See also Figure 1 - Figure 6 As shown, an underwater microplastic efficient capture and monitoring robot includes a hull 1, a spectrum detection module 2, a filtering module 3, and a control module 4;

[0035] The hull 1 is provided with a power mechanism 5, which is electrically connected to the control module 4 and controls the path of the hull 1. The spectrum detection module transmits external signals to the control module 4, and the control module 4 controls the movement of the hull 1. Meanwhile, the spectrum detection module 2 is installed at the front end of the hull 1, and also has the function of scanning water particles and identifying the polymer type of plastic particles.

[0036] The filtration module 3 is installed on the hull 1 and is used to filter and clean water containing microplastics.

[0037] In this embodiment, the hull 1 includes two buoys 101 and the two buoys 101 are connected by a U-shaped plate 102. A 4G communication module 103 is also installed on the top of the hull 1. The 4G communication module 103 is electrically connected to the control module 4. The 4G communication module 103 here is used to connect to the server that is remotely connected to the device of the present application, so as to achieve the purpose of remote control, and at the same time, data can be transmitted to the data center.

[0038] like Figure 1 , Figure 6 As shown, in this embodiment, the spectrum detection module 2 is installed at the end of the U-shaped plate 102 and includes a chip board and a laser emitter 201 and a high-sensitivity photodetector 202 integrated on the chip board. The laser emitter 201 and the high-sensitivity photodetector 202 are both electrically connected to the control module 4. By setting the laser emitter 201, the function of distance judgment can be obtained, and the high-sensitivity photodetector 202 can be matched with the standardized spectrum in the database by the scattered light signal to identify the polymer type and pollution degree of the plastic particles. The spectrum analysis module can not only perform qualitative analysis on microplastics, but also perform quantitative analysis based on high-frequency spectrum data to generate a particle size distribution map. These data can be directly used to draw pollution distribution maps, help quickly locate pollution sources and evaluate pollution diffusion paths.

[0039] like Figure 4 As shown, in this embodiment, the filtration module 3 includes a collection box 301 fixedly installed between two floats 101, and the tail of the collection box 301 is penetrated and fixedly provided with a polymer filter 302 for filtering the water body, wherein the core component is the polymer filter 302. The surface of the filter is specially treated with charge adsorption capacity, which can adsorb extremely small microplastic particles and prevent the capture efficiency from being reduced due to the diversity of particle shape and composition. The filtration module 3 uses dynamic fluid capture technology, flow velocity differences and vortex effects to guide microplastic particles to the high-efficiency filtration area. The design is inspired by the feeding mechanism of marine organisms and can maintain capture accuracy in large-flow water bodies.

[0040] like Figure 2 , Figure 3 As shown, in this embodiment, the control module 4 includes a control compartment 401 constructed on the top of the U-shaped plate 102, and a controller 402 is arranged in the control compartment 401. The controller 402 is electrically connected to the 4G communication module 103, the laser emitter 201 and the high-sensitivity photodetector 202. A battery pack 403 is also arranged in the control compartment 401, and the battery pack 403 is used to provide electrical energy to electrical components. It should be additionally explained that the controller 402 here is connected to the central control server via the 4G communication module 103.

[0041] Embodiment 2:

[0042] like Figure 5 As shown, in this embodiment, a crossbeam 6 is also fixedly connected between the two floating bodies 101, and the power mechanism 5 includes a mounting seat 501 fixedly mounted on the crossbeam 6, a rotating shaft 502 is rotatably mounted on the mounting seat 501 through a bearing, a frame 503 is fixed outside the rotating shaft 502, a propeller 504 is obliquely arranged on the frame 503, and the propeller 504 is rotatably mounted on the frame 503 through a shaft 505, and a first servo motor 506 is also fixed on the frame 503, an output shaft of the first servo motor 506 is fixed to the end of the shaft 505, the shaft 505 is fixed to the propeller 504, the first servo motor 506 is electrically connected to the controller 402, the rotating shaft 502 extends outward, and also includes an angle adjustment mechanism 7 for driving the rotating shaft 502 to rotate, the rotation of the first servo motor 506 can drive the shaft 505 to rotate and then drive the propeller 504 to rotate so that the hull 1 obtains a power source to move, and the angle adjustment mechanism 7 is used to control the direction of the hull 1.

[0043] Specifically, the angle adjustment mechanism 7 includes a connecting rod 701 horizontally fixed to the extended end of the rotating shaft 502, the connecting rod 701 and an electric push rod 702 whose tail is rotatably connected to the crossbeam 6 through a round rod axis, the electric push rod 702 is electrically connected to the controller 402, and the output shaft of the electric push rod 702 is hinged to the end of the connecting rod 701. When working, the extension and shortening of the electric push rod 702 can drive the movement of the connecting rod 701 and then drive the rotation of the rotating shaft 502 so that the frame fixed to the rotating shaft 502 can rotate, thereby realizing the direction adjustment of the propeller 504.

[0044] Embodiment 3:

[0045] like Figure 4 As shown, in some embodiments, in order to achieve the purpose of cleaning, a clearing module 8 for clearing blockage is also included. The clearing module 8 is used to clean the high molecular polymer filter screen 302, and the collecting box 301 is constructed in a trapezoidal shape.

[0046] like Figure 4As shown, specifically, the clearing module 8 includes a reciprocating screw 801 arranged along the width box of the collecting box 301 and rotatably installed on the top of the collecting box 301, and a second servo motor 802 that drives the reciprocating screw 801 to rotate and is fixedly installed on the side of the collecting box 301. The reciprocating screw 801 is externally threadedly connected to a first slider 803, and the bottom surface of the first slider 803 slides in contact with the top surface of the installation box. A cleaning plate 804 is fixed to the side of the first slider 803, and bristles are provided on the side of the cleaning plate 804 facing the polymer filter 302. During operation, when the second servo motor 802 rotates, it can drive the reciprocating screw 801 to rotate, so that the first slider 803 can reciprocate along the length of the reciprocating screw 801, thereby driving the cleaning plate 804 with bristles to brush the polymer filter 302, thereby achieving the effect of preventing excessive microplastics from clogging the polymer filter 302.

[0047] like Figure 4 As shown, in order to avoid the influence of other garbage, such as tree branches and plastic bags on this application, the collecting box 301 is provided with a perforated plate 9 on one side opposite to the polymer filter 302, and the perforated plate 9 is provided with fine holes 10 for water to pass through, and a guide rod is also fixed in the width direction of the collecting box 301.

[0048] The standard parts used in the present invention can all be purchased from the market, and the special-shaped parts can be customized according to the description and the drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0049] In the drawings of the embodiments disclosed in the present invention, only the structures involved in the embodiments disclosed in the present invention are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other.

[0050] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An underwater microplastic efficient capture and monitoring robot, comprising a hull (1), characterized in that: It also includes a spectrum detection module (2), a filtering module (3), and a control module (4); The hull (1) is equipped with a power mechanism (5), the power mechanism (5) is electrically connected to a control module (4), and the path of the hull (1) is controlled by the control module (4); The spectrum detection module (2) is installed at the front end of the hull (1) and is used to scan water particles and identify the polymer type of the plastic particles; The filtering module (3) is installed on the hull (1) and is used to filter and clean water containing microplastics.

2. The underwater microplastic efficient capture and monitoring robot according to claim 1, characterized in that: The hull (1) comprises two floating bodies (101) which are connected via a U-shaped plate (102). A 4G communication module (103) is also installed on the top of the hull (1), and the 4G communication module (103) is electrically connected to the control module (4).

3. The underwater microplastic efficient capture and monitoring robot according to claim 2, characterized in that: The spectrum detection module (2) is installed at the end of the U-shaped plate (102) and comprises a chip board and a laser emitter (201) and a high-sensitivity photodetector (202) integrated on the chip board. The laser emitter (201) and the high-sensitivity photodetector (202) are both electrically connected to the control module (4).

4. The underwater microplastic efficient capture and monitoring robot according to claim 3, characterized in that: The filtration module (3) comprises a collection box (301) fixedly installed between two floating bodies (101), and a high molecular polymer filter net (302) for filtering water is fixedly arranged at a rear end of the collection box (301).

5. The underwater microplastic efficient capture and monitoring robot according to claim 4, characterized in that: The control module (4) comprises a control compartment (401) constructed on the top of the U-shaped plate (102), wherein a controller (402) is arranged in the control compartment (401), wherein the controller (402) is electrically connected to the 4G communication module (103), the laser transmitter (201) and the high-sensitivity photoelectric detector (202), and wherein a battery pack (403) is also arranged in the control compartment (401), wherein the battery pack (403) is used to provide electrical energy to electrical components.

6. The underwater microplastic efficient capture and monitoring robot according to claim 2 or 1, characterized in that: A crossbeam (6) is also fixedly connected between the two floating bodies (101). The power mechanism (5) comprises a mounting seat (501) fixedly mounted on the crossbeam (6). A rotating shaft (502) is rotatably mounted on the mounting seat (501) via a bearing. A frame (503) is fixed outside the rotating shaft (502). A propeller (504) is obliquely arranged on the frame (503). The propeller (504) is rotatably mounted on the frame (503) via a shaft (505). A first servomotor (506) is also fixed on the frame (503). An output shaft of the first servomotor (506) is fixed to the end of the shaft (505). The shaft (505) is fixed to the propeller (504). The first servomotor (506) is electrically connected to a controller (402). The rotating shaft (502) extends outward. The power mechanism (5) further comprises an angle adjustment mechanism (7) for driving the rotating shaft (502) to rotate.

7. The underwater microplastic efficient capture and monitoring robot according to claim 6, characterized in that: The angle adjustment mechanism (7) comprises a connecting rod (701) horizontally fixed to the extended end of the rotating shaft (502), an electric push rod (702) whose tail is connected to the cross beam (6) via a round rod shaft, the electric push rod (702) is electrically connected to the controller (402), and the output shaft of the electric push rod (702) is hinged to the end of the connecting rod (701).

8. An underwater microplastic efficient capture and monitoring robot according to claim 4 or 1, characterized in that: It also comprises a clearing module (8) for clearing blockages, wherein the clearing module (8) is used to clean the high molecular polymer filter screen (302), and the collecting box (301) is constructed in a trapezoidal shape.

9. The underwater microplastic efficient capture and monitoring robot according to claim 8, characterized in that: The blockage clearing module (8) comprises a reciprocating screw (801) arranged along the width of the collection box (301) and rotatably mounted on the top of the collection box (301), and a second servo motor (802) driving the reciprocating screw (801) to rotate and fixedly mounted on the side of the collection box (301), the reciprocating screw (801) being externally threadedly connected to a first slider (803), the bottom surface of the first slider (803) slidingly fitting with the top surface of the mounting box, a cleaning plate (804) being fixed to the side of the first slider (803), and bristles being arranged on a side of the cleaning plate (804) facing the high molecular polymer filter screen (302).

10. The underwater microplastic efficient capture and monitoring robot according to claim 9, characterized in that: A surface of the collecting box (301) opposite to the high molecular polymer filter screen (302) is provided with a perforated plate (9), and a fine hole (10) is constructed on the perforated plate (9) for water to pass through. A guide rod (805) is also fixed in the width direction of the collecting box (301), and a second slider (806) is slidably provided outside the guide rod (805). The bottom surface of the second slider (806) slides in contact with the top surface of the installation box and is connected to the first slider (803) through a connecting rod. A cleaning plate (807) is fixed on the side of the second slider (806), and the cleaning plate (807) is used to peel off garbage on the front of the perforated plate (9).

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