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CN111964947A - Freshwater aquaculture water area bottom sediment sample collection device - Google Patents

Freshwater aquaculture water area bottom sediment sample collection device Download PDF

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Publication number
CN111964947A
CN111964947A CN202010948979.0A CN202010948979A CN111964947A CN 111964947 A CN111964947 A CN 111964947A CN 202010948979 A CN202010948979 A CN 202010948979A CN 111964947 A CN111964947 A CN 111964947A
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CN
China
Prior art keywords
fixedly connected
box
annular plate
accommodating box
winding wheel
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010948979.0A
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Chinese (zh)
Inventor
谢文平
朱新平
赵建刚
李丽春
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Pearl River Fisheries Research Institute CAFS
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Pearl River Fisheries Research Institute CAFS
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Filing date
Publication date
Application filed by Pearl River Fisheries Research Institute CAFS filed Critical Pearl River Fisheries Research Institute CAFS
Priority to CN202010948979.0A priority Critical patent/CN111964947A/en
Publication of CN111964947A publication Critical patent/CN111964947A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/04Devices for withdrawing samples in the solid state, e.g. by cutting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62Regenerating the filter material in the filter
    • B01D29/64Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6407Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
    • B01D29/6415Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a rotary movement with respect to the filtering element

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Mechanical Means For Catching Fish (AREA)

Abstract

The invention discloses a device for collecting underwater sediment samples in freshwater aquaculture water areas, which comprises a telescopic rod, a rope, an accommodating box and a plurality of cutting blades, wherein the rope is arranged on the telescopic rod; the lower end part of the telescopic rod is fixedly connected with a handle, the inside of the handle is rotatably connected with a winding wheel, one end part of the rope is wound on the winding wheel, and one end part of the rope, far away from the winding wheel, penetrates through the telescopic rod and is connected with the accommodating box; the accommodating box is a hemisphere, the upper end face of the accommodating box is rotatably connected with a connecting frame, and the cutting blades are fixedly connected to the connecting frame at equal intervals; the aquatic plant collecting box is convenient for cutting aquatic plants and aquatic plants near the collecting box, can not only prevent the aquatic plants and the aquatic plants from being wound on the containing box, but also is convenient for collecting the aquatic plants, and can prevent the water filtering holes on the side wall of the containing box from being blocked.

Description

Freshwater aquaculture water area bottom sediment sample collection device
Technical Field
The invention relates to the technical field of aquatic plant collecting equipment, in particular to a device for collecting samples of underwater sediments in a freshwater aquaculture water area.
Background
Freshwater aquaculture refers to the production of raising and breeding aquatic economic animals (fish, shrimp, crab, shellfish and the like) and aquatic economic plants by using ponds, reservoirs, lakes, rivers and other inland water areas (containing brackish water), and is an important component of inland aquaculture. The cultured objects mainly comprise fish, the cultured shrimps comprise macrobrachium rosenbergii, macrobrachium hainanense and the like, and the cultured crabs mainly comprise river crabs. At present, Chinese freshwater aquaculture fishes mainly comprise economical fishes such as black carps, grass carps, silver carps, bighead carps, crucian carps, bream, dace and non-crucian carps. The fresh water culture area and the yield of China are at the top of the world. In the process of culturing by using fresh water, part of aquatic plants such as aquatic weeds and the like can grow at the bottom of a fresh water body, so that the water quality and the culture quality are guaranteed, and the sediment, the aquatic weeds and the like at the bottom of the water body need to be sampled and detected regularly.
Present freshwater aquaculture waters bottom deposit sample collection system generally only carries out sample detection to the silt of freshwater water bottom, be difficult to take a sample to aquatic plants such as pasture and water, and partial sample sets up and is throwing into the water, the in-process at the sample can make aquatic plants such as partial pasture and water winding on sampling device, the degree of difficulty of taking out of sampler has not been increased, also can cause certain influence to the sample simultaneously, and the submarine deposit sample collection system in partial freshwater aquaculture waters is after the sample, the drainage hole of wall portion easily receives the influence of water silt and blocks up, thereby be difficult to make the moisture in the sample flow through the filtration hole.
Disclosure of Invention
The invention aims to provide a device for collecting samples of underwater sediments in a freshwater aquaculture water area, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the sampling device for the underwater sediment samples in the freshwater aquaculture water areas comprises a telescopic rod, a rope, an accommodating box and a plurality of cutting blades;
the lower end part of the telescopic rod is fixedly connected with a handle, the inside of the handle is rotatably connected with a winding wheel, one end part of the rope is wound on the winding wheel, and one end part of the rope, far away from the winding wheel, penetrates through the telescopic rod and is connected with the accommodating box;
it is the hemisphere to hold the box, and holds the up end rotation of box and be connected with the link, and is a plurality of cutting blade equidistance fixed connection is on the link.
Preferably, a cavity is formed in the handle, the winding wheel is rotatably connected to the side wall of the cavity, and an outer gear ring is fixedly connected to the circumference of the winding wheel;
the bottom of cavity fixedly connected with servo motor, fixedly connected with gear on servo motor's the output shaft, the gear meshes with outer ring gear mutually.
Preferably, the connecting frame comprises a lower annular plate and an upper annular plate;
the lower annular plate is fixedly connected to the upper end face of the containing box, and the upper annular plate is rotatably connected to the lower annular plate.
Preferably, the lower surface of the lower annular plate is provided with an annular groove, and the lower annular plate is sleeved on the upper end surface of the accommodating box through the annular groove;
the lower annular plate is fixedly connected to the upper end of the accommodating box through a plurality of fixing bolts.
Preferably, the upper surface of the lower annular plate is provided with an annular chute;
the lower surface equidistance fixedly connected with slider of going up the annular plate, slider sliding connection is in annular spout.
Preferably, the upper surface of the upper annular plate is fixedly connected with connecting rods at equal intervals, and the upper end surfaces of the connecting rods are mutually connected to form a cone;
a plurality of cutting blades are fixedly connected on the side walls of the connecting rods at the two adjacent sides in an equidistant mode.
Preferably, the bottom of the accommodating box is horizontally and fixedly connected with a partition plate, the partition plate and the bottom of the accommodating box form a driving chamber, and the driving chamber is matched with the connecting rod.
Preferably, a fixing rod is vertically arranged in the accommodating box, and the upper end part of the fixing rod is fixedly connected to the upper end part of the connecting rod;
the top fixedly connected with motor of drive chamber, the output shaft of motor runs through the baffle and with dead lever looks joint.
Preferably, the lower end surface of the fixed rod is fixedly connected with a cross-shaped limiting plate;
the upper end surface of the motor output shaft is provided with a cross-shaped groove, and a cross-shaped limiting plate is inserted in the cross-shaped groove
Preferably, water filtering holes are formed in the side wall of the accommodating box at equal intervals, a filter screen is covered at one end of each water filtering hole, and the filter screen is fixedly connected to the inner side wall of the accommodating box;
the side wall of the fixed rod is fixedly connected with a layer of bristles, and one ends, far away from the fixed rod, of the bristles are in contact with the inner wall of the containing box.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the telescopic rod and the rope are arranged on one side of the accommodating box, the accommodating box is convenient to put into a water body, the winding wheel is arranged on the lower side of the telescopic rod, the rope is convenient to control to shrink and unfold, the servo motor is arranged on the lower side of the winding wheel, the winding wheel is convenient to drive to rotate forwards and backwards, the cutting blade is arranged on the upper side of the accommodating box, aquatic plants and aquatic plants near the accommodating box are convenient to cut, and therefore the aquatic plants and the aquatic plants can conveniently enter the accommodating box, the aquatic plants and the aquatic plants can be conveniently collected, the motor is arranged on the lower side of the cutting blade, the cutting blade is convenient to drive to rotate, and the bristles arranged in the accommodating box can effectively prevent the water filtering holes in the accommodating box from being blocked, so that the collected aquatic plants and the water in the aquatic plants can be; this kind of freshwater aquaculture waters bottom deposit sample collection system is convenient for cut the pasture and water plant near collecting the box, not only can avoid pasture and water plant winding to hold on the box, is convenient for collect water plant moreover, can prevent to hold the jam in the hole of straining on the box lateral wall simultaneously.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of a portion A of FIG. 1;
FIG. 3 is a schematic view showing a front side coupling structure of the accommodation box and the cutting blade of the present invention;
FIG. 4 is a schematic view of a portion of the enlarged structure at B in FIG. 3;
FIG. 5 is a sectional view of the accommodation box of the present invention;
FIG. 6 is a cross-sectional view of the connecting rod and lower annular plate of the present invention;
FIG. 7 is a schematic view of a plane of depression connection structure of a cross-shaped limiting plate and a motor in the invention;
in the figure: 1 telescopic link, 2 rope, 3 hold box, 4 cutting blade, 5 handles, 6 wind-up pulleys, 7 link, 8 cavitys, 9 outer ring gears, 10 gears, 11 lower annular plates, 12 upper annular plates, 13 annular grooves, 14 fixing bolt, 15 annular chutes, 16 sliders, 17 connecting rods, 18 baffles, 19 drive chambers, 20 fixed rods, 21 motors, 22 cross limiting plates, 23 cross grooves, 24 water filtering holes, 25 filter screens, 26 brush hairs, 27 servo motors.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, in the embodiment of the present invention, the device for collecting samples of underwater sediments in a freshwater aquaculture water comprises a telescopic rod 1, a rope 2, a containing box 3 and a plurality of cutting blades 4;
the lower end part of the telescopic rod 1 is fixedly connected with a handle 5, the inside of the handle 5 is rotatably connected with a winding wheel 6, one end part of the rope 2 is wound on the winding wheel 6, and one end part of the rope 2, far away from the winding wheel 6, penetrates through the telescopic rod 1 and is connected with the accommodating box 3;
hold box 3 and be the hemisphere, and hold the up end rotation of box 3 and be connected with link 7, a plurality of cutting blade 4 equidistance fixed connection is on link 7.
A cavity 8 is formed in the handle 5, the winding wheel 6 is rotatably connected to the side wall of the cavity 8, and an outer gear ring 9 is fixedly connected to the circumference of the winding wheel 6, so that the winding wheel 6 is rotatably connected into the handle 5;
the bottom fixedly connected with servo motor 27 of cavity 8, fixedly connected with gear 10 on servo motor 27's the output shaft, gear 10 meshes with outer ring gear 9 mutually, and the positive and negative rotation of taking-up wheel 6 is driven through the meshing of gear 10 and outer ring gear 9 of servo motor 27 of being convenient for to be convenient for roll up and exhibition are put rope 2.
The connecting frame 7 comprises a lower annular plate 11 and an upper annular plate 12;
lower annular plate 11 fixed connection holds the up end of box 3, and upper annular plate 12 rotates to be connected on lower annular plate 11, is convenient for fix link 7 on holding box 3.
The lower surface of the lower annular plate 11 is provided with an annular groove 13, and the lower annular plate 11 is sleeved on the upper end surface of the accommodating box 3 through the annular groove 13;
lower annular plate 11 is through a plurality of fixing bolt 14 fixed connection at the upper end that holds box 3, is convenient for lower annular plate 11 fixed connection on holding box 3, is convenient for lower annular plate 11's dismantlement simultaneously.
The upper surface of the lower annular plate 11 is provided with an annular sliding chute 15;
the lower surface equidistance fixedly connected with slider 16 of upper ring plate 12, slider 16 sliding connection is in annular spout 15, is convenient for upper ring plate 12 to rotate and is connected on lower ring plate 11.
The upper surface of the upper annular plate 12 is fixedly connected with connecting rods 17 at equal intervals, and the upper end surfaces of the connecting rods 17 are mutually connected to form a cone;
a plurality of cutting blade 4 equidistance fixed connection is on the lateral wall of adjacent both sides connecting rod 17, and cutting blade 4 sets up for the slope, and cutting blade 4's cutting edge portion sets up down, is convenient for cut aquatic plant.
The bottom of the accommodating box 3 is horizontally and fixedly connected with a partition plate 18, the partition plate 18 and the bottom of the accommodating box 3 form a driving chamber 19, the driving chamber 19 is matched with the connecting rod 17, the driving chamber 19 is convenient to form, and the partition plate 18 and the accommodating box 3 are integrally formed.
A fixed rod 20 is vertically arranged in the accommodating box 3, and the upper end part of the fixed rod 20 is fixedly connected with the upper end part of the connecting rod 17;
the top of the driving chamber 19 is fixedly connected with a motor 21, and an output shaft of the motor 21 penetrates through the partition plate 18 and is clamped with the fixing rod 20, so that the motor 21 is clamped with the fixing rod 20 to drive the connecting rod 17 to rotate.
The lower end surface of the fixed rod 20 is fixedly connected with a cross limiting plate 22;
the upper end face of the output shaft of the motor 21 is provided with a cross-shaped groove 23, and a cross-shaped limiting plate 22 is inserted in the cross-shaped groove 23, so that the output shaft of the motor 21 is conveniently clamped at the lower end part of the fixing rod 20.
The side wall of the accommodating box 3 is equidistantly provided with water filtering holes 24, one end part of each water filtering hole 24 is covered with a filter screen 25, the filter screen 25 is fixedly connected to the inner side wall of the accommodating box 3, and the filter screen 25 is hemispherical and can prevent the water filtering holes 24 from being blocked;
a layer of bristles 26 is fixedly connected to the side wall of the fixed rod 20, and one end of the bristles 26, which is far away from the fixed rod 20, is in contact with the inner wall of the accommodating box 3, so that the attachments on the filter screen 25 can be cleaned conveniently, and the filter screen 25 is prevented from being blocked.
When the invention is used, the servo motor 27 is started, the output shaft of the servo motor 27 drives the winding wheel 6 to rotate through the meshing of the gear 10 and the outer gear ring 9, so that the rope 2 is unfolded, the telescopic rod 1 is stretched, the telescopic rod 1 reaches the longest value, the motor 21 is started, the accommodating box 3 is still arranged in the freshwater aquaculture water area, so that the accommodating box 3 sinks to the bottom of the water body, the motor 21 can drive the connecting rod 17 to rotate through the matching of the cross-shaped groove 23 and the cross-shaped limiting plate 22 in the rotating process, so that aquatic plants such as aquatic weeds and the like at the bottom of the water body are contacted with the cutting blades 4 on the connecting rod 17, the cutting blades 4 cut the aquatic weeds and the like, the cut aquatic weeds enter the accommodating box 3 through gaps among the plurality of cutting blades 4, and the fixing rod 20 rotates, the brush bristles 26 can be driven to rotate, so that waterweeds, silt and the like are prevented from being attached to the filter screen 25, meshes on the filter screen 25 are prevented from being blocked, and meanwhile, the water filtering holes 24 are prevented from being blocked; after aquatic plants such as pasture and water collected, start servo motor 27, drive winding wheel 6's rotation for winding wheel 6 rolls up rope 2, thereby will hold box 3 and pull out in the water, and hold box 3 at the in-process of pulling out, filters out in the aquatic plants such as pasture and water that collect in the drainage hole 24.
"fixedly connected" as described in the present invention means that two parts connected to each other are fixed together, typically by welding, screwing or gluing; "rotationally coupled" means that two components are coupled together and capable of relative motion.
Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.
Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims (10)

1. Fresh water aquiculture water area bottom sediment sample collection device, including telescopic link (1), its characterized in that: further comprising a rope (2), an accommodation box (3) and a plurality of cutting blades (4);
the lower end part of the telescopic rod (1) is fixedly connected with a handle (5), the inside of the handle (5) is rotatably connected with a winding wheel (6), one end part of the rope (2) is wound on the winding wheel (6), and one end part, far away from the winding wheel (6), of the rope (2) penetrates through the telescopic rod (1) and is connected with the accommodating box (3);
it is the hemisphere to hold box (3), and holds the up end rotation of box (3) and be connected with link (7), and is a plurality of cutting blade (4) equidistance fixed connection is on link (7).
2. The device for collecting samples of underwater sediments in freshwater aquaculture water as claimed in claim 1, wherein a cavity (8) is formed in the handle (5), the winding wheel (6) is rotatably connected to the side wall of the cavity (8), and an outer gear ring (9) is fixedly connected to the circumference of the winding wheel (6);
the bottom fixedly connected with servo motor (27) of cavity (8), fixedly connected with gear (10) on the output shaft of servo motor (27), gear (10) and outer ring gear (9) mesh mutually.
3. The device for sampling underwater sediments in freshwater aquiculture waters according to claim 1, characterised in that said connecting frame (7) comprises a lower annular plate (11) and an upper annular plate (12);
the lower annular plate (11) is fixedly connected to the upper end face of the accommodating box (3), and the upper annular plate (12) is rotatably connected to the lower annular plate (11).
4. The device for collecting the underwater sediment samples in the freshwater aquaculture water areas as claimed in claim 3, wherein the lower surface of the lower annular plate (11) is provided with an annular groove (13), and the lower annular plate (11) is sleeved on the upper end surface of the accommodating box (3) through the annular groove (13);
the lower annular plate (11) is fixedly connected to the upper end part of the accommodating box (3) through a plurality of fixing bolts (14).
5. The device for sampling the underwater sediments in the freshwater aquaculture water body as claimed in claim 3, wherein the upper surface of the lower annular plate (11) is provided with an annular sliding groove (15);
the lower surface equidistance fixedly connected with slider (16) of last annular plate (12), slider (16) sliding connection is in annular spout (15).
6. The device for sampling the underwater sediments in the fresh water aquaculture water body as claimed in claim 5, wherein the upper surface of the upper annular plate (12) is fixedly connected with connecting rods (17) at equal intervals, and the upper end surfaces of a plurality of connecting rods (17) are mutually connected and are in a conical shape;
a plurality of cutting blades (4) are fixedly connected on the side walls of the connecting rods (17) at the two adjacent sides at equal intervals.
7. The device for sampling underwater sediments in freshwater aquaculture water as claimed in claim 7, characterized in that a partition (18) is horizontally and fixedly connected to the bottom of the containing box (3), the partition (18) and the bottom of the containing box (3) form a driving chamber (19), and the driving chamber (19) is matched with the connecting rod (17).
8. The device for collecting the samples of the underwater sediments in the freshwater aquaculture water body as claimed in claim 7, wherein a fixing rod (20) is vertically arranged in the accommodating box (3), and the upper end of the fixing rod (20) is fixedly connected to the upper end of the connecting rod (17);
the top fixedly connected with motor (21) of drive chamber (19), the output shaft of motor (21) runs through baffle (18) and with dead lever (20) looks joint.
9. The device for collecting the samples of the underwater sediments in the freshwater aquaculture water areas as claimed in claim 8, wherein a cross-shaped limiting plate (22) is fixedly connected to the lower end surface of the fixing rod (20);
cross recess (23) have been seted up to the up end of motor (21) output shaft, cross limiting plate (22) are inserted and are established in cross recess (23).
10. The device for collecting the underwater sediment samples in the freshwater aquaculture water areas as claimed in claim 8, wherein the accommodating box (3) is provided with water filtering holes (24) at equal intervals on the side wall, one end of each water filtering hole (24) is covered with a filter screen (25), and the filter screens (25) are fixedly connected to the inner side wall of the accommodating box (3);
a layer of bristles (26) is fixedly connected to the side wall of the fixing rod (20), and one end, far away from the fixing rod (20), of each bristle (26) is in contact with the inner wall of the accommodating box (3).
CN202010948979.0A 2020-09-10 2020-09-10 Freshwater aquaculture water area bottom sediment sample collection device Pending CN111964947A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010948979.0A CN111964947A (en) 2020-09-10 2020-09-10 Freshwater aquaculture water area bottom sediment sample collection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010948979.0A CN111964947A (en) 2020-09-10 2020-09-10 Freshwater aquaculture water area bottom sediment sample collection device

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CN111964947A true CN111964947A (en) 2020-11-20

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Publication number Priority date Publication date Assignee Title
CN113281089A (en) * 2021-05-07 2021-08-20 水利部中国科学院水工程生态研究所 Quantitative collection device for floating plants
CN116007980A (en) * 2023-01-31 2023-04-25 山东方能毅装备科技有限公司 Capturing equipment for marine environment monitoring

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CN105393701A (en) * 2015-11-12 2016-03-16 北京师范大学 Waterweed picking up device and waterweed picking up method for low flow speed water areas
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Publication number Priority date Publication date Assignee Title
CN113281089A (en) * 2021-05-07 2021-08-20 水利部中国科学院水工程生态研究所 Quantitative collection device for floating plants
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CN116007980A (en) * 2023-01-31 2023-04-25 山东方能毅装备科技有限公司 Capturing equipment for marine environment monitoring
CN116007980B (en) * 2023-01-31 2023-07-07 山东方能毅装备科技有限公司 Capturing equipment for marine environment monitoring

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