CN112945648A - Water body and environment measuring and investigating device - Google Patents
Water body and environment measuring and investigating device Download PDFInfo
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- CN112945648A CN112945648A CN202110141376.4A CN202110141376A CN112945648A CN 112945648 A CN112945648 A CN 112945648A CN 202110141376 A CN202110141376 A CN 202110141376A CN 112945648 A CN112945648 A CN 112945648A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/16—Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
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Abstract
The invention discloses a measuring and surveying device for water bodies and environments of the water bodies, which comprises a surveying ship body, wherein the side wall of the surveying ship body is provided with a plurality of hydraulic rods, one ends of the hydraulic rods, far away from the surveying ship body, are fixedly connected with a cross beam, the side wall of the cross beam, near the hydraulic rods, is rotatably connected with a plurality of first lead screws and a plurality of worms, each first lead screw is provided with a first screw sleeve, the side wall of each first screw sleeve is fixedly connected with a fixing plate, the side wall of each fixing plate, far away from the first screw sleeves, is provided with a plurality of water taking devices, and an inner chamber is formed in the cross beam. The water taking device has the advantages that the water taking device can simultaneously collect water bodies with different depths through the fixing plate, the first screw rod and other structures, repeated collection of the water bodies with different depths is not needed, the water taking device is convenient for workers to use, the water taking purity of the water taking device can be guaranteed through the worm, the baffle and other structures, and the accuracy of a water body detection result is guaranteed.
Description
Technical Field
The invention relates to the technical field of water body environment monitoring, in particular to a measuring and investigating device for a water body and a water body environment.
Background
There are many works that require investigation, inspection or measurement of underwater things or environments, such as periodic inspection of underwater parts of reservoir dams, river dikes or bridge ships, inspection of water quality of water bodies such as lakes, rivers, gulfs, environmental supervision of sewage chemical pools, sewage drains and the like, nutrient monitoring of fish ponds and paddy fields, environmental or ecological investigation of swamps, wetlands and beaches, and the like.
Water intaking inconvenient when having water to investigate to the water in the existing ponding, can only be close to the partial water intaking of river bank again, therefore the limitation of water intaking is big, thereby it surveys the water to waft water intaking on the surface of water through ship etc. to have ponding now some, but the water intaking is inconvenient, especially when the water of the different degree of depth is got to needs, need get the water intaking repeatedly and the water intaking stretches into, the staff that is convenient for uses greatly in work load, the water that stretches into of difference simultaneously can be got to prior art a bit, but stretch into submarine in-process at the water intaking device and just begin to adorn water, therefore the water mixing degree that the water intaking device was taken out is higher, the detection data that leads to the water is accurate.
Therefore, we propose a measuring and exploring device for water body and environment to solve the above problems.
Disclosure of Invention
The invention aims to solve the problems that water at different depths needs to be repeatedly extracted and is troublesome, the mixing degree of water contained in a water taking device of a water taking device is high and the like in the prior art, and provides a measuring and inspecting device for water bodies and environment thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
a measuring and surveying device for water bodies and environments of the water bodies comprises a surveying ship body, wherein a plurality of hydraulic rods are arranged on the side wall of the surveying ship body, one ends, far away from the surveying ship body, of the hydraulic rods are fixedly connected with a cross beam, the side wall, near the hydraulic rods, of the cross beam is rotatably connected with a plurality of first lead screws and a plurality of worms, each first lead screw is provided with a first lead screw sleeve, the side wall of each first lead screw sleeve is fixedly connected with a fixing plate, the side wall, far away from the first lead screw sleeves, of each fixing plate is provided with a plurality of water taking devices, an inner chamber is formed in the cross beam, the upper side wall of the cross beam is fixedly connected with a first motor and a second motor, the output heads of the first motor and the second motor extend into the inner chamber, the output head of the first motor is fixedly connected with a plurality of first gears, and the part, extending into, the first gears are connected with the second gears through rack chain transmission, the output head of the second motor is fixedly connected with third gears, one end, extending into the inner chamber, of each worm is fixedly connected with fourth gears, the third gears are connected with the fourth gears through rack chain transmission, the upper side wall of each fixing plate is fixedly connected with a buoy, the worms penetrate through the fixing plates, and the worms are in sliding connection with the fixing plates.
Preferably, a water storage tank is arranged in each water taking device, a water inlet and a water outlet are formed in each water storage tank, and a valve is arranged at each water outlet.
Preferably, a plurality of grooves are formed in the side wall, far away from the first thread sleeve, of the fixing plate, and a sliding rod is fixedly connected in each groove.
Preferably, a plurality of protruding blocks matched with the grooves are arranged on the side wall, close to the fixing plate, of each water taking device, a notch is formed in each protruding block, and a second lead screw is rotationally connected in each notch.
Preferably, each second lead screw is provided with a plurality of second thread sleeves, and each second thread sleeve is fixedly connected with a clamping sleeve matched with the sliding rod.
Preferably, a plurality of first inner grooves are formed in the part, close to the plurality of protruding blocks, of each water taking device, a first rotating rod and a second rotating rod are connected in the first inner grooves in a rotating mode, a first bevel gear is fixedly connected to the part, extending into the first inner grooves, of each first rotating rod, and a second bevel gear matched with the first bevel gear is fixedly connected to the part, extending into the first inner grooves, of each second rotating rod.
Preferably, each of the protruding blocks is provided with a second inner groove, and the plurality of second rotating rods and the plurality of second screw rods extend into the plurality of second inner grooves. And one end of each second rotating rod, which extends into the second inner groove, is fixedly connected with a third bevel gear, and one end of each second screw rod, which extends into the second inner groove, is fixedly connected with a fourth bevel gear matched with the third bevel gear.
Preferably, a driving chamber is formed in a part, close to the fixing plate, of each water taking device, a worm wheel matched with a worm is rotatably connected in each driving chamber, the worm wheels penetrate through the side walls of the driving chambers, a fifth bevel gear is fixedly connected to the side wall of each worm wheel, a sixth bevel gear matched with the fifth bevel gear is rotatably connected in each driving chamber, and a long rod is fixedly connected to each sixth bevel gear.
Preferably, a third inner groove is formed in a part, close to the water inlet, of each water taking device, a threaded cylinder is rotationally connected in the third inner groove, an eighth bevel gear is fixedly connected to the side wall of each threaded cylinder, a plurality of long rods extend into the third inner grooves, one end, extending into the third inner grooves, of each long rod is fixedly connected with a seventh bevel gear matched with the eighth bevel gear, a threaded rod is rotatably connected in each threaded cylinder through threads, the threaded rods penetrate through the side wall of the third inner groove, one end, far away from the third inner grooves, of each threaded rod is fixedly connected with a baffle matched with the water inlet, and a clamping groove matched with the baffle is formed in the side wall of the water inlet.
Compared with the prior art, the invention has the beneficial effects that:
1. the fixing plate can extend into water bodies with different depths through structures such as the hydraulic rod, the lead screw and the like, the fixing plate can be provided with a plurality of water taking devices according to needs, and the water bodies with different depths can be collected by controlling different positions of the plurality of water taking devices, so that the water taking device is used for taking water without repeatedly measuring the extension of the water body into the water body when the water bodies with different depths are required to be inspected, the water taking process is very simple, the labor capacity of workers is greatly reduced, and the working efficiency of the workers is improved;
2. the water inlet of the water taking device can be blocked by the baffle, when the water taking device extends to the depth needing to take water, the baffle can be removed by rotating the worm, so that water taking is started, and water with different depths can not enter the water taking device when the water taking device extends to deep water, so that the purity of the water body taken out by the water taking device is ensured, and the accuracy of a water body measuring result is ensured;
3. can make things convenient for the staff to take off water intaking device or install through a plurality of protruding pieces and cutting ferrule isotructure, can install the water intaking device of different quantity according to the different degree of depth levels simultaneously, make the suitability of whole device stronger, the staff of being more convenient for uses.
Drawings
FIG. 1 is a schematic structural diagram of a measurement and investigation apparatus for water and its environment according to the present invention;
FIG. 2 is a schematic structural diagram of a fixing plate and a water intake device of a measurement and investigation device for a water body and its environment according to the present invention;
FIG. 3 is a schematic view of the structure at A in FIG. 2;
FIG. 4 is a schematic structural diagram of structures of a worm wheel, a worm and the like of a measuring and investigating device for water and environment thereof according to the present invention;
fig. 5 is a schematic structural diagram at B in fig. 4.
In the figure: 1, a ship body, a hydraulic rod 2, a cross beam 3, a first lead screw 4, a worm 5, a first screw sleeve 6, a fixing plate 7, a water taking device 8, a first motor 9, a second motor 10, a first gear 11, a second gear 12, a third gear 13, a fourth gear 14, a buoy 15, a water storage tank 16, a sliding rod 17, a second lead screw 18, a second screw sleeve 19, a clamping sleeve 20, a first rotating rod 21, a first bevel gear 22, a second bevel gear 23, a third bevel gear 24, a fourth bevel gear 25, a worm gear 26, a fifth bevel gear 27, a sixth bevel gear 28, a long rod 29, a seventh bevel gear 30, a threaded barrel 31, an eighth bevel gear 32, a threaded rod 33 and a baffle 34 are considered.
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.
Referring to fig. 1-5, a measuring and surveying device for water and its environment comprises a surveying vessel body 1, a plurality of hydraulic rods 2 are arranged on the side wall of the surveying vessel body 1, a cross beam 3 is fixedly connected to one end of each of the plurality of hydraulic rods 2 far away from the surveying vessel body 1, a plurality of first lead screws 4 and a plurality of worms 5 are rotatably connected to the side wall of the cross beam 3 near the hydraulic rods 2, a first screw sleeve 6 is arranged on each of the first lead screws 4, a fixing plate 7 is fixedly connected to the side wall of each of the first screw sleeves 6, a plurality of water intake devices 8 are arranged on the side wall of each of the fixing plates 7 far away from the first screw sleeves 6, an inner chamber is formed in the cross beam 3, a first motor 9 and a second motor 10 are fixedly connected to the side wall of the cross beam 3, output heads of the first motor 9 and the second motor 10 extend into the inner chamber, a plurality of first gears 11 are fixedly connected to the output head of the first motor 9, the first gears 11 are connected with the second gears 12 through rack chain transmission, the output head of the second motor 10 is fixedly connected with third gears 13, one end of each worm 5 extending into the inner chamber is fixedly connected with fourth gears 14, the third gears 13 are connected with the fourth gears 14 through rack chain transmission, the upper side wall of each fixing plate 7 is fixedly connected with a buoy 15, the worm 5 penetrates through the fixing plates 7, the worm 5 is connected with the fixing plates 7 in a sliding mode, the fixing plates 7 can extend into water bodies with different depths through structures such as a hydraulic rod 2 and a lead screw, the fixing plates 7 can carry water taking devices 8 according to needs, the positions of the water taking devices 8 are controlled to be different, the water bodies with different depths can be collected, therefore, when the water bodies with different depths are needed to be inspected, the water taking devices 8 do not need to be used for repeatedly measuring the water bodies extending into the water taking devices 8, the water taking process is very simple, the labor capacity of workers is greatly reduced, and the working efficiency of the workers is improved;
a water storage tank 16 is arranged in each water taking device 8, each water storage tank 16 is provided with a water inlet and a water outlet, a valve is arranged at each water outlet, a plurality of grooves are formed in the side wall, far away from the first screw sleeve 6, of the fixing plate 7, a slide rod 17 is fixedly connected in each groove, a plurality of protruding blocks matched with the grooves are arranged on the side wall, close to the fixing plate 7, of each water taking device 8, notches are formed in each protruding block, a second screw rod 18 is connected in each notch in a rotating mode, a plurality of second screw sleeves 19 are arranged on each second screw rod 18, a clamping sleeve 20 matched with the slide rod 17 is fixedly connected to each second screw sleeve 19, a plurality of first inner grooves are formed in the part, close to the plurality of protruding blocks, of each water taking device 8, a first rotating rod 21 and a second rotating rod are connected in each first inner groove in a rotating mode, a first bevel gear 22 is fixedly connected to the part, extending into the first rotating rod 21, and a second bevel gear 22 matched with the second bevel gear The gear 23, every bellying all has seted up the second inside groove in the piece, and a plurality of second bull sticks and a plurality of second lead screw 18 all stretch into a plurality of second inside grooves. One end of each second rotating rod extending into the second inner groove is fixedly connected with a third bevel gear 24, one end of each second lead screw 18 extending into the second inner groove is fixedly connected with a fourth bevel gear 25 matched with the third bevel gear 24, the water taking devices 8 can be conveniently taken down or installed by workers through structures such as a plurality of convex blocks, clamping sleeves 20 and the like, and meanwhile, different numbers of water taking devices 8 can be installed according to different depth levels, so that the whole device has stronger applicability and is more convenient for the workers to use;
a driving chamber is arranged on the part of each water taking device 8 close to the fixing plate 7, a worm wheel 26 matched with the worm 5 is rotatably connected in each driving chamber, a plurality of worm wheels 26 penetrate through the side walls of the plurality of driving chambers, a fifth bevel gear 27 is fixedly connected on the side wall of each worm wheel 26, a sixth bevel gear 28 matched with the fifth bevel gear 27 is rotatably connected in each driving chamber, a long rod 29 is fixedly connected with each sixth bevel gear 28, a third inner groove is arranged on the part of each water taking device 8 close to the water inlet, a threaded barrel 31 is rotatably connected in each third inner groove, an eighth bevel gear 32 is fixedly connected on the side wall of each threaded barrel 31, a plurality of long rods 29 extend into the plurality of third inner grooves, a seventh bevel gear 30 matched with the eighth bevel gear 32 is fixedly connected at one end of each long rod 29 extending into the third inner groove, a threaded rod 33 is rotatably connected, the threaded rods 33 penetrate through the side wall of the third inner groove, one end of each threaded rod 33, far away from the third inner groove, is fixedly connected with a baffle 34 matched with the water inlet, the side wall of each water inlet is provided with a clamping groove matched with the baffle 34, the water inlet of the water taking device 8 can be blocked by the baffle 34, when the water taking device 8 extends into the depth needing to take water, the baffle 34 can be removed by rotating the worm 5, so that water taking is started, water with different depths can not enter the water taking device 8 when the water taking device 8 extends into deep water, the purity of the water taken out by the water taking device 8 is ensured, and the accuracy of a water body measuring result is ensured.
When the invention is used, the height of a cross beam 3 is adjusted through a plurality of hydraulic rods 2, when water is required to be taken from water bodies with different depths, a plurality of water taking devices 8 are fixed on a fixed plate 7 according to the positions with different depths, a worm wheel 26 is meshed with a worm 5, a plurality of clamping sleeves 20 are abutted against a plurality of slide rods 17, a first rotating rod 21 is rotated, the first rotating rod 21 drives a second rotating rod to rotate through a first bevel gear 22 and a second bevel gear 23, the second rotating rod drives a first lead screw to rotate through a third bevel gear 24 and a fourth bevel gear 25, the second lead screw 18 drives a plurality of second screw sleeves 19 to move when rotating, the plurality of second screw sleeves 19 on the same second lead screw 18 move in opposite directions, the second screw sleeves 19 drive the movement 20 to move when moving, the plurality of clamping sleeves 20 are controlled to shrink inwards so as to clamp the slide rods 17, so that the plurality of water taking devices 8 are fixed with the fixed plate 7, and a first motor 9 is started after the fixing is finished, the first motor 9 drives the first gears 11 to rotate, the first screws 4 are driven by the first gears 11 through the second gears 12 to rotate, and the first screws 4 drive the first screw sleeves 6 to move, so that the first screw sleeves 6 drive the fixing plates 7 to move downwards until the fixing plates move to a position where the buoy 15 is attached to the water surface;
at this time, the first motor 9 is stopped to drive, the second motor 10 is started, the second motor 10 drives the plurality of third gears 13 to rotate, the plurality of third gears 13 drives the plurality of fourth gears 14 to rotate through the plurality of fourth gears 14, the plurality of fourth gears 14 drive the plurality of worms 5 to rotate, the plurality of worms 5 drive the plurality of worm wheels 26 to rotate, the plurality of worm wheels 26 drive the plurality of fifth bevel gears 27 to rotate, the fifth bevel gears 27 drive the sixth bevel gears 28 to rotate, the sixth bevel gears 28 drive the seventh bevel gears 30 to rotate through the long rods 29, the seventh bevel gears 30 drive the eighth bevel gears 32 to rotate, the eighth bevel gears 32 drive the threaded cylinders 31 to rotate, the threaded cylinders 31 drive the threaded rods 33 to move outwards, the threaded rods 33 push the baffle plates 34 to move towards the clamping grooves, thereby opening the water inlets to collect the water bodies, the second motor 10 is reversely driven after collection to reset the baffle plates 34, reverse start first motor 9 makes fixed plate 7 reset, and the staff dismantles water intaking device 8 through rotating first bull stick 21, and whole process is very simple and convenient, and has guaranteed the purity of water intaking device 8 water intaking, guarantees the accuracy of testing result.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A measuring and surveying device for water bodies and environments thereof comprises a surveying vessel body (1) and is characterized in that a plurality of hydraulic rods (2) are arranged on the side wall of the surveying vessel body (1), a cross beam (3) is fixedly connected to one end, far away from the surveying vessel body (1), of each hydraulic rod (2), a plurality of first lead screws (4) and a plurality of worms (5) are rotatably connected to the side wall of each cross beam (3) close to the corresponding hydraulic rod (2), a first screw sleeve (6) is arranged on each first lead screw (4), a fixing plate (7) is fixedly connected to the side wall of each first screw sleeve (6), a plurality of water taking devices (8) are arranged on the side wall, far away from the corresponding first screw sleeve (6), of each fixing plate (7), an inner chamber is formed in each cross beam (3), and a first motor (9) and a second motor (10) are fixedly connected to the side wall of each cross beam (3), the output heads of the first motor (9) and the second motor (10) extend into the inner chamber, the output head of the first motor (9) is fixedly connected with a plurality of first gears (11), the part of each first lead screw (4) extending into the inner chamber is fixedly connected with a second gear (12), the plurality of first gears (11) are in chain transmission connection with the plurality of second gears (12) through racks, the output head of the second motor (10) is fixedly connected with a plurality of third gears (13), one end, extending into the inner chamber, of each worm (5) is fixedly connected with a plurality of fourth gears (14), the third gears (13) are connected with the fourth gears (14) through rack chain transmission, the upper side wall of each fixing plate (7) is fixedly connected with a buoy (15), the worms (5) penetrate through the fixing plates (7), and the worms (5) are connected with the fixing plates (7) in a sliding mode.
2. The device for measuring and exploring the water body and the environment thereof according to claim 1, wherein each water intake device (8) is provided with a water storage tank (16), each water storage tank (16) is provided with a water inlet and a water outlet, and each water outlet is provided with a valve.
3. The device for measuring and exploring water bodies and water body environments as claimed in claim 1, wherein a plurality of grooves are formed in the side wall of the fixing plate (7) far away from the first thread sleeve (6), and a sliding rod (17) is fixedly connected in each groove.
4. The device for measuring and exploring the water body and the environment thereof according to claim 3, wherein the side wall of each water intake device (8) close to the fixed plate (7) is provided with a plurality of convex blocks matched with the grooves, each convex block is internally provided with a notch, and a second lead screw (18) is rotatably connected in each notch.
5. The measuring and exploring device for water bodies and environments thereof as claimed in claim 4, wherein a plurality of second thread sleeves (19) are arranged on each second lead screw (18), and a clamping sleeve (20) matched with the sliding rod (17) is fixedly connected to each second thread sleeve (19).
6. The measuring and exploring device for water bodies and environment thereof as claimed in claim 5, wherein each part of said water intake device (8) near to said plurality of protrusions is provided with a plurality of first internal grooves, each of said first internal grooves is rotatably connected with a first rotating rod (21) and a second rotating rod, the part of each of said first rotating rods (21) extending into the first internal grooves is fixedly connected with a first bevel gear (22), and the part of each of said second rotating rods extending into the first internal grooves is fixedly connected with a second bevel gear (23) matching with the first bevel gear (22).
7. The device for measuring and exploring water bodies and water environments according to claim 6, wherein each of the protruding blocks is provided with a second inner groove, the second rotating rods and the second lead screws (18) extend into the second inner grooves, one end of each of the second rotating rods, which extends into the second inner groove, is fixedly connected with a third bevel gear (24), and one end of each of the second lead screws (18), which extends into the second inner groove, is fixedly connected with a fourth bevel gear (25) which is matched with the third bevel gear (24).
8. The device for measuring and researching water bodies and environments thereof according to claim 1, wherein a driving chamber is formed in a part of each water intake device (8) close to the fixing plate (7), a worm wheel (26) matched with the worm (5) is rotatably connected in each driving chamber, a plurality of worm wheels (26) penetrate through side walls of the plurality of driving chambers, a fifth bevel gear (27) is fixedly connected to the side wall of each worm wheel (26), a sixth bevel gear (28) matched with the fifth bevel gear (27) is rotatably connected in each driving chamber, and a long rod (29) is fixedly connected to each sixth bevel gear (28).
9. The measuring and exploring device for water bodies and environment thereof according to claim 8, wherein a portion of each water intake device (8) near the water inlet is provided with a third inner groove, each third inner groove is rotatably connected with a threaded cylinder (31), a side wall of each threaded cylinder (31) is fixedly connected with an eighth bevel gear (32), a plurality of long rods (29) extend into the plurality of third inner grooves, one end of each long rod (29) extending into the third inner groove is fixedly connected with a seventh bevel gear (30) matched with the eighth bevel gear (32), a threaded rod (33) is rotatably connected in each threaded cylinder (31) through threads, a plurality of threaded rods (33) penetrate through the side wall of the third inner groove, one end of each threaded rod (33) far away from the third inner groove is fixedly connected with a baffle (34) matched with the water inlet, and a clamping groove matched with the baffle (34) is formed on the side wall of each water inlet.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110141376.4A CN112945648B (en) | 2021-02-02 | 2021-02-02 | Water body and environment measurement investigation device thereof |
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| CN202110141376.4A CN112945648B (en) | 2021-02-02 | 2021-02-02 | Water body and environment measurement investigation device thereof |
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| CN112945648A true CN112945648A (en) | 2021-06-11 |
| CN112945648B CN112945648B (en) | 2023-10-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114705819A (en) * | 2022-04-27 | 2022-07-05 | 江西省水产科学研究所(江西省鄱阳湖渔业研究中心、江西省渔业资源生态环境监测中心) | Device and method for monitoring water quality of net cage for breeding Jiangjiang Jiangtiangu porpoise |
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| EP2584355A1 (en) * | 2011-10-20 | 2013-04-24 | Institut Français des Sciences et Technologies des Transports, de l'Aménagement et des Réseaux | Acquisition device for taking measurements and/or collecting samples from a liquid |
| CN111829835A (en) * | 2020-07-15 | 2020-10-27 | 浙江水利水电学院 | Water environment monitoring multilayer depth sampling device |
| CN211855959U (en) * | 2020-01-17 | 2020-11-03 | 辽宁宏云科技有限公司 | A water quality testing sampling device for environmental protection |
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| EP2584355A1 (en) * | 2011-10-20 | 2013-04-24 | Institut Français des Sciences et Technologies des Transports, de l'Aménagement et des Réseaux | Acquisition device for taking measurements and/or collecting samples from a liquid |
| CN211855959U (en) * | 2020-01-17 | 2020-11-03 | 辽宁宏云科技有限公司 | A water quality testing sampling device for environmental protection |
| CN111829835A (en) * | 2020-07-15 | 2020-10-27 | 浙江水利水电学院 | Water environment monitoring multilayer depth sampling device |
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| CN114705819A (en) * | 2022-04-27 | 2022-07-05 | 江西省水产科学研究所(江西省鄱阳湖渔业研究中心、江西省渔业资源生态环境监测中心) | Device and method for monitoring water quality of net cage for breeding Jiangjiang Jiangtiangu porpoise |
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| CN112945648B (en) | 2023-10-20 |
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