CN117890161A - Offshore sediment quantity collecting and measuring device - Google Patents

Offshore sediment quantity collecting and measuring device Download PDF

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Publication number
CN117890161A
CN117890161A CN202410086014.3A CN202410086014A CN117890161A CN 117890161 A CN117890161 A CN 117890161A CN 202410086014 A CN202410086014 A CN 202410086014A CN 117890161 A CN117890161 A CN 117890161A
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CN
China
Prior art keywords
fixedly connected
transmission
frame
tooth
box
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Pending
Application number
CN202410086014.3A
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Chinese (zh)
Inventor
毛宁
李蕊
张炜煌
陈飞
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Nanjing Hydraulic Research Institute of National Energy Administration Ministry of Transport Ministry of Water Resources
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Nanjing Hydraulic Research Institute of National Energy Administration Ministry of Transport Ministry of Water Resources
Priority date (The priority date 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 date listed.)
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Application filed by Nanjing Hydraulic Research Institute of National Energy Administration Ministry of Transport Ministry of Water Resources filed Critical Nanjing Hydraulic Research Institute of National Energy Administration Ministry of Transport Ministry of Water Resources
Priority to CN202410086014.3A priority Critical patent/CN117890161A/en
Publication of CN117890161A publication Critical patent/CN117890161A/en
Pending legal-status Critical Current

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Abstract

The invention relates to the technical field of acquisition devices, in particular to an offshore sediment quantity collecting and measuring device which comprises a connecting frame, wherein a transmission mechanism is rotatably connected inside the connecting frame, and rotating teeth are fixedly connected on the surface of the transmission mechanism. According to the invention, the rotating blades are driven to rotate through the connectors, sediment sinking is accelerated through the generated vortex effect, sediment settling time can be effectively saved, the relative accuracy of detection data results is ensured, the telescopic air cylinder drives the connecting frame to slide relatively with the fixed box, the device can be driven to move into water, water samples with different depths can be collected, the condition that data deviation is large in single-depth water sampling is avoided, the three collecting boxes are driven to rotate by different angles through the cooperation of the transmission mechanism and the connecting teeth, the single-time collection of multiple samples can be formed, the single measurement result can be avoided, and the accuracy of data measurement is further ensured.

Description

Offshore sediment quantity collecting and measuring device
Technical Field
The invention relates to the technical field of acquisition devices, in particular to an offshore sediment quantity collecting and measuring device.
Background
In recent years, as the land is excessively developed and the sediment content in the ocean is rapidly increased along with the injection of the river, the sediment in the offshore is carried in the inland river and finally flows to the offshore, and the sediment in the fresh water can obviously suspend and split when meeting the sea water initially, so that the offshore environment is quite bad, the marine ecological environment is seriously influenced, the sediment content in the offshore is usually required to be detected for the comprehensive treatment, and the flowing area is comprehensively treated according to the detection data.
The current device is collected the sea water through corresponding collection container usually to keep it, forces its inside suspended silt to carry out natural precipitation, later filters the sea water and carries out weight detection to remaining silt, but because the reason of sea water density, whole sedimentation process is comparatively slow, needs to consume a large amount of time, or because certain silt granule quality is less relatively, can not produce natural precipitation, has caused the sediment incomplete, and then influences the detection data of silt content in the sea water, influences the effective going on of follow-up work.
Disclosure of Invention
The invention aims to solve the problems in the background technology and provides an offshore sediment quantity collecting and measuring device.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides an offshore sediment volume collection measuring device, includes the link, the inside rotation of link is connected with drive mechanism, drive mechanism's fixed surface is connected with changes the tooth, changes one side meshing on tooth surface and has three connection tooth, the bottom fixedly connected with connecting block of connection tooth, the other end fixedly connected with collecting box of connecting block, the collecting box rotates to be connected in the inside of link, the inside rotation of collecting box is connected with rotatory paddle, collect the sand groove has been seted up to the inside of collecting box, the bottom grafting of collecting box has the filter head, collect sand groove is located rotatory paddle's below, the inside symmetrical fixedly connected with of collecting box two weight detector, and two weight detector all is located the bottom of collection sand groove, the top fixedly connected with connector of rotatory paddle, the surface meshing of connector has middle tooth, the surface meshing of middle tooth has the initiative tooth, and the initiative tooth is located the top of connector, just connector, middle tooth and initiative tooth all rotate the inside of being connected in the link.
In the above-mentioned offshore sediment volume collection measuring device, the top fixedly connected with band pulley of initiative tooth, the fixed surface of link is connected with the cover box, and the inside rotation of cover box is connected with the pivot, and the surface top-down of pivot is rotated altogether and is connected with three runner, is connected through belt drive between runner and the band pulley, the surface sliding connection of link has fixed box, the inside fixedly connected with motor of fixed box, and the output of motor passes through shaft coupling fixedly connected with fifth wheel, and the surface of fifth wheel is connected with two guide pulleys through belt drive, and the bottom fixedly connected with slide bar of one of them guide pulley, slide bar sliding connection are in the inside of pivot.
In the offshore sediment quantity collecting and measuring device, the transmission mechanism comprises a transmission frame and a transmission auxiliary frame, the transmission frame and the transmission auxiliary frame are symmetrically and rotatably connected to the inside of the connection frame, the surfaces of the transmission frame and the transmission auxiliary frame are fixedly connected with three transmission wheels, two adjacent transmission wheels are in transmission connection through a belt, the ruler diameters of the transmission wheels on the surface of the transmission frame are sequentially increased from top to bottom, and the ruler diameters of the transmission wheels on the surface of the transmission auxiliary frame are sequentially reduced from top to bottom.
In the offshore sediment quantity collecting and measuring device, the connecting teeth are fixedly connected to the surface of the transmission auxiliary frame, the connecting teeth are positioned at the bottom of the transmission wheel, the bottom of the connecting block is rotationally connected with the bottom plate, the other end of the bottom plate is fixedly connected with the transmission auxiliary frame, and the bottom plate is positioned below the connecting teeth.
In the offshore sediment quantity collecting and measuring device, the connecting rod is connected to the inside of the transmission frame in a sliding mode, limiting grooves are symmetrically formed in the transmission frame and the rotating shaft, two limiting blocks are symmetrically and fixedly connected to the surfaces of the sliding rod and the connecting rod, and the limiting blocks are connected with the limiting grooves in a sliding mode.
In the offshore sediment quantity collecting and measuring device, the surface of the connecting frame is fixedly connected with the connecting plate, the top of the connecting plate is fixedly connected with the telescopic cylinder, the output end of the telescopic cylinder is fixedly connected with the fixed box, and the surface of the connecting plate is penetrated and provided with the water drain groove.
In the above-mentioned offshore sediment volume collection measuring device, the top fixedly connected with waterproof box of fixed box, connecting wheel and two guide pulleys are all rotated and are connected in waterproof box's inside, another the bottom and the connecting rod fixed connection of guide pulley.
In the offshore sediment quantity collecting and measuring device, three water outlets are formed in the surface of the connecting frame from top to bottom, and the water outlets are located at the bottom of the collecting box.
Compared with the prior art, the offshore sediment quantity collecting and measuring device has the advantages that:
1. the rotating blades are driven to rotate through the connectors, sediment subsidence is accelerated through the generated vortex effect, all solid sediment can be guaranteed to follow vortex subsidence, sediment settling time can be effectively saved, sediment is guaranteed to be completely settled, and the relative accuracy of detection data results is guaranteed;
2. The transmission mechanism is matched with the connecting teeth to rotate, so that the three collecting boxes can be driven to rotate at different angles respectively, multiple samples can be collected at one time, the singleness of a measurement result can be avoided, and the rigor of the measurement data is ensured;
3. The fixed box is pushed by the telescopic air cylinder, so that the connecting frame and the fixed box are forced to slide relatively, the connecting frame can be driven to move towards the water, water samples with different depths can be collected, the condition that data deviation is large in single-depth water sampling is avoided, and the accuracy of data measurement is further guaranteed.
In summary, the rotating blade is driven to rotate by the connector, sediment subsidence is accelerated by the generated vortex effect, sediment settling time can be effectively saved, relative accuracy of detection data results is guaranteed, the telescopic cylinder drives the connecting frame to slide relatively with the fixed box, the device can be driven to move towards water, water samples of different depths can be collected, the situation that data deviation is large in single-depth water sampling is avoided, the three collecting boxes are driven to rotate by different angles by matching with the connecting teeth through the transmission mechanism, multiple samples can be collected once, the singleness of measurement results can be avoided, and the accuracy of data measurement is further guaranteed.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of a connector of the present invention;
FIG. 3 is a schematic view of the tooth connection structure of the present invention;
FIG. 4 is a schematic cross-sectional view of the kit of the present invention;
FIG. 5 is a schematic view of the structure of the present invention shown in FIG. 4 at a partially enlarged scale;
fig. 6 is a schematic cross-sectional structure of the waterproof case of the present invention;
FIG. 7 is a schematic perspective view of the collection box of the present invention;
FIG. 8 is a schematic cross-sectional view of a sand collection trough of the present invention;
FIG. 9 is a schematic cross-sectional view of the spindle of the present invention;
Fig. 10 is a partially enlarged schematic view of the structure of fig. 9B in accordance with the present invention.
In the figure: 1. a connecting frame; 2. a transmission mechanism; 201. a transmission frame; 202. a transmission sub-frame; 3. rotating teeth; 4. a connecting tooth; 5. a connecting block; 6. a collection box; 7. rotating the paddle; 8. a sand collecting groove; 9. a filter head; 10. a weight detector; 11. a connector; 12. a middle tooth; 13. a driving tooth; 14. a belt wheel; 15. a sleeve; 16. a rotating shaft; 17. a rotating wheel; 18. a fixed box; 19. a motor; 20. a fifth wheel; 21. a guide wheel; 22. a slide bar; 23. a driving wheel; 24. a bottom plate; 25. a connecting rod; 26. a limit groove; 27. a limiting block; 28. a connecting plate; 29. a telescopic cylinder; 30. a water drain tank; 31. a waterproof box; 32. and a water outlet.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-10, an offshore sediment volume collecting and measuring device comprises a connecting frame 1, wherein a transmission mechanism 2 is rotationally connected in the connecting frame 1, a rotating tooth 3 is fixedly connected on the surface of the transmission mechanism 2, three connecting teeth 4 are meshed on one side of the surface of the rotating tooth 3, a connecting block 5 is fixedly connected on the bottom of the connecting tooth 4, a collecting box 6 is fixedly connected on the other end of the connecting block 5, the collecting box 6 is rotationally connected in the connecting frame 1, a rotary blade 7 is rotationally connected in the collecting box 6, a sand collecting groove 8 is formed in the collecting box 6, a filter head 9 is inserted in the bottom of the collecting box 6, the sand collecting groove 8 is positioned below the rotary blade 7, two weight detectors 10 are symmetrically and fixedly connected in the collecting box 6, the two weight detectors 10 are positioned at the bottom of the sand collecting groove 8, a connector 11 is fixedly connected on the top of the rotary blade 7, the surface of the connector 11 is meshed with a middle tooth 12, the surface of the middle tooth 12 is meshed with a driving tooth 13, the driving tooth 13 is positioned above the connector 11, the middle tooth 12 and the driving tooth 13 are all rotationally connected to the inside of the connecting frame 1, the top of the driving tooth 13 is fixedly connected with a belt pulley 14, the surface of the connecting frame 1 is fixedly connected with a sleeve box 15, the inside of the sleeve box 15 is rotationally connected with a rotating shaft 16, the surface of the rotating shaft 16 is rotationally connected with three rotating wheels 17 from top to bottom, the rotating wheels 17 are in belt transmission connection with the belt pulley 14, the surface of the connecting frame 1 is slidingly connected with a fixed box 18, the inside of the fixed box 18 is fixedly connected with a motor 19, the output end of the motor 19 is fixedly connected with a connecting wheel 20 through a coupling, the surface of the connecting wheel 20 is in belt transmission connection with two guide wheels 21, the bottom of one guide wheel 21 is fixedly connected with a slide bar 22, the slide bar 22 is slidably coupled to the interior of the shaft 16.
Wherein, drive one of them 21 through fifth wheel 20 and rotate, the accessible slide bar 22 drives pivot 16 and rotates, this is through the transmission effect between band pulley 14 and the runner 17, drive initiative tooth 13 and rotate, can drive connector 11 through middle tooth 12 and rotate, with this drive rotatory paddle 7 rotates, the sea water of gathering in the collecting box 6 is rotated and is produced the vortex effect, can force sediment in the sea water to deposit in the sand collection groove 8 fast, and carry out further filtration to the sea water through filter head 9, force sediment in the sea water to remain in sand collection groove 8 as far as, and carry out data detection to the sediment weight in the sand collection groove 8 through two weight detectors 10, can carry out the short-term test to the sediment content after quick deposit, improve work efficiency.
Moreover, the telescopic cylinder 29 pushes the fixed box 18 and the connecting frame 1 to slide relatively, so that the connecting frame 1 is forced to sink into water, the device can be ensured to sample and collect water bodies with different depths, the existence of singleness and larger deviation of a detection sample is prevented, and the accuracy of a data measurement result is ensured as much as possible.
The transmission mechanism 2 comprises a transmission frame 201 and a transmission auxiliary frame 202, the transmission frame 201 and the transmission auxiliary frame 202 are symmetrically and rotatably connected to the inside of the connection frame 1, the surfaces of the transmission frame 201 and the transmission auxiliary frame 202 are fixedly connected with three transmission wheels 23, two adjacent transmission wheels 23 are in transmission connection through belts, the transmission wheels 23 on the surface of the transmission frame 201 are sequentially increased in size from top to bottom, the transmission wheels 23 on the surface of the transmission auxiliary frame 202 are sequentially reduced in size from top to bottom, the connection teeth 4 are fixedly connected to the surface of the transmission auxiliary frame 202, the connection teeth 4 are positioned at the bottoms of the transmission wheels 23, the bottom of the connection block 5 is rotatably connected with a bottom plate 24, the other end of the bottom plate 24 is fixedly connected with the transmission auxiliary frame 202, and the bottom plate 24 is positioned below the connection teeth 4.
Wherein, because the concentric circles of different chi footpath are when rotating, and its angular velocity is the same and linear velocity is different, then can drive three commentaries on classics tooth 3 through drive mechanism 2 and carry out the rotation of different speed, can drive three collection box 6 through connecting tooth 4 and carry out the rotation of different angles, can this disposable collection work that carries out a plurality of detection samples to the interference effect that forms between the assurance mutual sample is less relatively, guarantees follow-up data measurement's accuracy.
The inside sliding connection of drive frame 201 has connecting rod 25, and spacing groove 26 has all been seted up to drive frame 201 and the inside symmetry of pivot 16, and two stopper 27 of the equal symmetry fixedly connected with in surface of slide bar 22 and connecting rod 25, stopper 27 and spacing groove 26 sliding connection, the top fixedly connected with waterproof box 31 of fixed box 18, connecting wheel 20 and two guide pulleys 21 all rotate to be connected in waterproof box 31's inside, the bottom and the connecting rod 25 fixed connection of another guide pulley 21. Wherein, through the spacing slip effect between stopper 27 and the spacing groove 26, can guarantee when link 1 takes place relative slip with fixed box 18, slide bar 22 and connecting rod 25 can take place the slip respectively with pivot 16 and drive frame 201 to guarantee still can be driven by guide pulley 21 and rotate after the slip, guarantee the normal clear of work, and can force guide pulley 21 and fifth wheel 20 to be in the coplanar all the time through waterproof box 31, guarantee slide bar 22 and connecting rod 25 can slide with pivot 16 and drive frame 201 smoothly.
The fixed surface of link 1 is connected with connecting plate 28, and the top fixedly connected with telescopic cylinder 29 of connecting plate 28, telescopic cylinder 29's output and fixed box 18 fixed connection, and the surface of connecting plate 28 runs through and has seted up hydrophobic groove 30, wherein, through seting up hydrophobic groove 30 on the surface of connecting plate 28, can reduce the boosting effect of connecting plate 28 to the water when link 1 moves to the aquatic, guarantees that link 1 can easily get into the sea water smoothly and carry out the sample collection.
Three water outlets 32 are formed in the surface of the connecting frame 1 from top to bottom, and the water outlets 32 are located at the bottom of the collecting box 6, wherein after the collecting box 6 rotates back to the inside of the connecting frame 1, the seawater filtered out through the filter head 9 is discharged.
The specific working principle and the using method of the invention are explained in detail as follows: when the device is used, firstly, the fixed box 18 is fixed on the surface of working equipment, the fixed box 18 and the connecting frame 1 are pushed to slide relatively through the telescopic cylinder 29, the connecting frame 1 is forced to sink into water, the motor 19 is matched with the connecting wheel 20 to drive the two guide wheels 21 to rotate, and as concentric circles with different ruler diameters rotate, the angular speed is the same and the linear speed is different, the transmission mechanism 2 can drive the three rotating teeth 3 to rotate at different speeds, namely the connecting teeth 4 can drive the three collecting boxes 6 to rotate at different angles, and the collection work of a plurality of detection samples can be carried out at one time;
Secondly, after the collecting box 6 collects the water body sample, the connecting frame 1 is driven to lift out of the water surface by the retraction effect of the telescopic air cylinder 29, at this time, one guide wheel 21 is driven to rotate by the connecting wheel 20, the rotating shaft 16 is driven to rotate by the sliding rod 22, so that the driving teeth 13 are driven to rotate by the transmission effect between the belt wheel 14 and the rotating wheel 17, the connecting head 11 can be driven to rotate by the middle teeth 12, the rotating blade 7 is driven to rotate, the sea water collected in the collecting box 6 is forced to rotate to generate the vortex effect, sediment in the sea water can be forced to quickly settle towards the sediment collecting tank 8, the sea water is further filtered by the filtering head 9, sediment in the sea water is forced to remain in the sediment collecting tank 8 as much as possible, the sediment weight in the sediment collecting tank 8 is detected by the two weight detectors 10, and the sediment content can be quickly detected after quick settling.
Further, the above-described fixed connection is to be understood in a broad sense, unless explicitly stated and defined otherwise, as being, for example, welded, glued, or integrally formed, as is well known to those skilled in the art.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (8)

1. The utility model provides an offshore sediment volume collection measuring device, includes link (1), its characterized in that: the inside rotation of link (1) is connected with drive mechanism (2), the fixed surface of drive mechanism (2) is connected with changes tooth (3), and one side meshing of changeing tooth (3) surface has three connecting tooth (4), and the bottom fixedly connected with connecting block (5) of connecting tooth (4), the other end fixedly connected with collecting box (6) of connecting block (5), collecting box (6) rotate and connect in the inside of link (1), the inside rotation of collecting box (6) is connected with rotatory paddle (7), collection sand groove (8) have been seted up to the inside of collecting box (6), peg graft in the bottom of collecting box (6) has filter head (9), collection sand groove (8) are located the below of rotatory paddle (7), and the inside symmetry fixedly connected with two weight detector (10) of collecting box (6), and two weight detector (10) all are located the bottom of collection sand groove (8), the top fixedly connected with connector (11) of rotatory paddle (7), the surface engagement of connector (11) has middle tooth (12), the tooth (13) are located on the surface of initiative tooth (13), and tooth (13) are located on the surface of initiative (13) respectively, the middle teeth (12) and the driving teeth (13) are both rotatably connected to the inside of the connecting frame (1).
2. An offshore sediment removal assembly according to claim 1, wherein: the top fixedly connected with band pulley (14) of initiative tooth (13), the fixed surface of link (1) is connected with cover box (15), and the inside rotation of cover box (15) is connected with pivot (16), and the surface top-down of pivot (16) is rotated altogether and is connected with three runner (17), is connected through belt drive between runner (17) and band pulley (14), the surface sliding connection of link (1) has fixed box (18), the inside fixedly connected with motor (19) of fixed box (18), and the output of motor (19) is connected with fifth wheel (20) through shaft coupling fixedly, and the surface of fifth wheel (20) is connected with two guide pulleys (21) through belt drive, and the bottom fixedly connected with slide bar (22) of one of them guide pulley (21), slide bar (22) sliding connection are in the inside of pivot (16).
3. An offshore sediment removal assembly according to claim 2, wherein: the transmission mechanism (2) comprises a transmission frame (201) and a transmission auxiliary frame (202), the transmission frame (201) and the transmission auxiliary frame (202) are symmetrically and rotationally connected to the inside of the connecting frame (1), three transmission wheels (23) are fixedly connected to the surfaces of the transmission frame (201) and the transmission auxiliary frame (202), two adjacent transmission wheels (23) are connected through belt transmission, the ruler diameters of the transmission wheels (23) located on the surface of the transmission frame (201) are sequentially increased from top to bottom, and the ruler diameters of the transmission wheels (23) located on the surface of the transmission auxiliary frame (202) are sequentially reduced from top to bottom.
4. An offshore sediment removal assembly according to claim 3, wherein: the connecting teeth (4) are fixedly connected to the surface of the transmission sub-frame (202), the connecting teeth (4) are positioned at the bottom of the transmission wheel (23), the bottom of the connecting block (5) is rotationally connected with the bottom plate (24), the other end of the bottom plate (24) is fixedly connected with the transmission sub-frame (202), and the bottom plate (24) is positioned below the connecting teeth (4).
5. An offshore sediment removal assembly according to claim 3, wherein: the inside sliding connection of drive frame (201) has connecting rod (25), spacing groove (26) have all been seted up to the inside symmetry of drive frame (201) and pivot (16), the surface of slide bar (22) and connecting rod (25) is equal symmetry fixedly connected with two stopper (27), stopper (27) and spacing groove (26) sliding connection.
6. An offshore sediment removal assembly according to claim 2, wherein: the surface fixedly connected with connecting plate (28) of link (1), the top fixedly connected with telescopic cylinder (29) of connecting plate (28), the output and the fixed box (18) fixed connection of telescopic cylinder (29), just the surface of connecting plate (28) runs through and has seted up hydrophobic groove (30).
7. An offshore sediment removal assembly according to claim 2, wherein: the top fixedly connected with waterproof box (31) of fixed box (18), fifth wheel (20) and two guide pulley (21) are all rotated and are connected in the inside of waterproof box (31), another the bottom of guide pulley (21) and connecting rod (25) fixed connection.
8. An offshore sediment removal assembly according to claim 1, wherein: three water outlets (32) are formed in the surface of the connecting frame (1) from top to bottom, and the water outlets (32) are located at the bottom of the collecting box (6).
CN202410086014.3A 2024-01-22 2024-01-22 Offshore sediment quantity collecting and measuring device Pending CN117890161A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202410086014.3A CN117890161A (en) 2024-01-22 2024-01-22 Offshore sediment quantity collecting and measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202410086014.3A CN117890161A (en) 2024-01-22 2024-01-22 Offshore sediment quantity collecting and measuring device

Publications (1)

Publication Number Publication Date
CN117890161A true CN117890161A (en) 2024-04-16

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200328820Y1 (en) * 2003-07-18 2003-10-01 이천훈 sampler of gravity and vacuum
CN113776898A (en) * 2021-09-15 2021-12-10 青岛地质工程勘察院(青岛地质勘查开发局) Ocean suspension silt layering sampling device
CN216594239U (en) * 2021-09-22 2022-05-24 江西北南建筑工程有限公司 Hydraulic engineering silt sampling device
CN217211652U (en) * 2022-01-11 2022-08-16 涂良瑛 Sinking bottom type automatic water collecting device for surface water monitoring
CN115615747A (en) * 2022-10-17 2023-01-17 深圳市益清源环保科技有限公司 Water quality monitoring stratified sampling device
CN116735283A (en) * 2023-06-21 2023-09-12 南京信息工程大学 Ocean sediment layered sampler

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200328820Y1 (en) * 2003-07-18 2003-10-01 이천훈 sampler of gravity and vacuum
CN113776898A (en) * 2021-09-15 2021-12-10 青岛地质工程勘察院(青岛地质勘查开发局) Ocean suspension silt layering sampling device
CN216594239U (en) * 2021-09-22 2022-05-24 江西北南建筑工程有限公司 Hydraulic engineering silt sampling device
CN217211652U (en) * 2022-01-11 2022-08-16 涂良瑛 Sinking bottom type automatic water collecting device for surface water monitoring
CN115615747A (en) * 2022-10-17 2023-01-17 深圳市益清源环保科技有限公司 Water quality monitoring stratified sampling device
CN116735283A (en) * 2023-06-21 2023-09-12 南京信息工程大学 Ocean sediment layered sampler

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