CN115032028A - Underwater sampling device for maintaining sample form - Google Patents
Underwater sampling device for maintaining sample form Download PDFInfo
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- CN115032028A CN115032028A CN202210954418.0A CN202210954418A CN115032028A CN 115032028 A CN115032028 A CN 115032028A CN 202210954418 A CN202210954418 A CN 202210954418A CN 115032028 A CN115032028 A CN 115032028A
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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
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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
- G01N2001/1031—Sampling from special places
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The invention relates to the field of underwater sampling, in particular to an underwater sampling device for maintaining the form of a sample. The technical problem is as follows: because most underwater sampler is the tubular sampler, needs the operating personnel to sit the ship to the region of sampling, inserts the aquatic sampling region with the tubular sampler and samples to the sampling area of tubular sampler is limited, is used for the sampling of more deep level mostly, and the microorganism distribution quantity on deposit top layer is the most, leads to the microorganism that the tubular sampler was gathered insufficient, wastes time and difficultly like this. The technical scheme is as follows: an underwater sampling device for maintaining the form of a sample comprises a framework, an arc plate and the like; the upper part of the framework is fixedly connected with an arc plate. The invention realizes that the environment of the culture pond is observed through the camera, and then the first propeller and the second propeller are controlled to rotate in a mutually matched manner according to the sampling area, so that the underwater sampling device maintaining the sample form moves to the sampling area, and the underwater sampling device maintaining the sample form is automatically controlled to move to a required position.
Description
Technical Field
The invention relates to the field of underwater sampling, in particular to an underwater sampling device for maintaining the form of a sample.
Background
The bottom sediment is a sediment accumulated at the bottom of a water body for a long time and is an important component of a shallow sea culture pond, the bottom sediment is often subjected to substance and biological transfer with an overlying water layer, under a certain condition, pollutants in the bottom sediment can be released to the overlying water body to become a secondary pollution source, and metabolites polluting the water body are generated under the action of microorganisms and the like, so that the water body ecological system is seriously threatened; therefore, the microbial flora in the bottom sediment can be used as an indicator for the pollution degree of the water body and the bottom sediment and the pollution treatment recovery condition;
among the prior art, because most underwater sampling ware is the tubular sampling ware, when using, need the operating personnel to sit the ship to the region of sampling, insert the aquatic sampling region with the tubular sampling ware and sample, but the sampling area of tubular sampling ware is limited, mostly be used for the sampling of more deep level, and the microorganism distribution quantity on deposit top layer is the most, the microorganism that leads to the tubular sampling ware to gather is insufficient, and breed in the breed pond has a large amount of marine aquatics, when the sample, be disturbed by marine aquatics easily, the sample that leads to the collection can't maintain the sample form, and after the tubular sampling ware samples, the sample can't keep the original state and take out.
Disclosure of Invention
In order to overcome the defects that most underwater samplers are tubular samplers, when the underwater sampling device is used, operators need to sit on a boat to a sampling area, the tubular samplers are inserted into the sampling area in water for sampling, the sampling area of the tubular samplers is limited, the tubular samplers are mostly used for sampling at a deeper level, and microorganisms at the top layer of sediment are distributed in the largest quantity, so that the microorganisms collected by the tubular samplers are insufficient, and time and labor are wasted.
The technical scheme of the invention is as follows: an underwater sampling device for maintaining the form of a sample comprises a framework, an arc plate, a moving system, a camera, a shielding system and filter cloth; the upper part of the framework is fixedly connected with an arc plate; the middle part of the framework is connected with a moving system; the front part of the mobile system is connected with a camera; the lower part of the framework is connected with a shielding system; the outer side surface of the O-shaped guide rod is connected with filter cloth; observing the environment of the culture pond through a camera, controlling the mobile system to drive the framework, the arc plate, the shielding system, the filter cloth, the acquisition system, the power assembly, the first bearing plate and the second bearing plate to come to a sampling area, and then controlling the shielding system to operate to lower the filter cloth; the device also comprises an acquisition system, a power assembly, a first bearing plate and a second bearing plate; the lower part of the framework is connected with an acquisition system, and the acquisition system is positioned in the shielding system; the acquisition system is connected with a power assembly; the left part of the acquisition system is connected with a first bearing plate; the right part of the acquisition system is connected with a second bearing plate; the power assembly is controlled to output power, the first bearing plate and the second bearing plate are driven to rotate in opposite directions through the collecting system, and the sediments in the culture pond are collected.
As a preferred technical scheme of the invention, the moving system comprises a sealed cabin, a first mounting plate, a first propeller, a second mounting plate, a second propeller and a first mounting bracket; the middle part of the framework is fixedly connected with a sealed cabin; four corners in the framework are respectively provided with a first mounting plate; a first propeller is arranged on each of the four first mounting plates; the upper front part and the upper rear part of the framework are respectively fixedly connected with a second mounting plate; a second propeller is arranged on each of the two second mounting plates; the front part of the framework is fixedly connected with a first mounting bracket which is positioned in front of a second mounting plate at the front part of the upper framework; the first mounting bracket is fixedly connected with the camera.
As a preferred technical scheme of the invention, the shielding system comprises a third mounting plate, a first waterproof electric push rod, a first connecting piece, a fourth mounting plate, a second waterproof electric push rod and a second connecting piece; the front part of the inner side surface of the O-shaped guide rod is fixedly connected with a third mounting plate; the left part and the right part of the third mounting plate are respectively fixedly connected with a first waterproof electric push rod; the two first waterproof electric push rod telescopic parts are respectively fixedly connected with a first connecting piece; the two first connecting pieces are distributed in a bilateral symmetry manner and are connected with the filter cloth; a fourth mounting plate is fixedly connected to the rear part of the inner side surface of the O-shaped guide rod; a second waterproof electric push rod is fixedly connected to the left part and the right part of the fourth mounting plate respectively; the two second waterproof electric push rod telescopic parts are respectively fixedly connected with a second connecting piece; the two second connecting pieces are distributed in bilateral symmetry and are connected with the filter cloth.
As a preferred technical scheme of the invention, the acquisition system comprises a telescopic rod, a U-shaped rod, a fifth installation plate, a second installation support, a sawtooth strip, a power assembly, a first sampling plate, a first sliding block, a first positioning block, a second sampling plate, a second sliding block, a fixing assembly and a drainage assembly; the lower part of the O-shaped guide rod is fixedly connected with four telescopic rods which are distributed in a rectangular shape; the lower parts of the four telescopic rods are fixedly connected with a U-shaped rod; a fifth mounting plate is fixedly connected to the middle part of the inner side surface of the O-shaped guide rod; a second mounting bracket is fixedly connected to the lower surface of the fifth mounting plate; the lower surface of the second mounting bracket is fixedly connected with a sawtooth strip; the second mounting bracket is connected with a power assembly; the left part of the power assembly is connected with a first sampling plate; the first sampling plate is connected with the first bearing plate in a sliding manner; two first sliding blocks are fixedly connected to the outer surface of the first bearing plate; two first linear sliding grooves are formed in the first sampling plate, and the two first sliding blocks slide in the two first linear sliding grooves simultaneously; the front side surface and the rear side surface of the first bearing plate are respectively fixedly connected with a first positioning block, and the two first positioning blocks are symmetrically arranged in front and back; the right part of the power assembly is connected with a second sampling plate; the second sampling plate is connected with the second bearing plate in a sliding manner; two second sliding blocks are fixedly connected to the outer surface of the second bearing plate; two second linear sliding grooves are formed in the second sampling plate, and the two second sliding blocks slide in the two second linear sliding grooves simultaneously; the front side surface and the rear side surface of the second bearing plate are respectively connected with a fixing component, and the two fixing components are symmetrically arranged in front and back; the left part and the right part of the second mounting bracket are respectively connected with a drainage component, and the two drainage components are distributed in bilateral symmetry.
As a preferred technical scheme of the invention, the fixing component positioned in front comprises a limiting block, a first spring telescopic column, an insertion rod, a first connecting block, a positioning rod, an elastic piece and a second positioning block; the front side surface of the second bearing plate is fixedly connected with a limiting block; the upper surface of the limiting block is fixedly connected with a first spring telescopic column; the upper surface of the first spring telescopic column is fixedly connected with an inserting rod; the insertion rod is connected with the limiting block in a sliding manner; the upper surface of the insertion rod is fixedly connected with a first connecting block; the first connecting block is connected with a positioning rod in a sliding manner; an elastic piece is sleeved in the middle of the positioning rod, one end of the elastic piece is connected to the positioning rod, and the other end of the elastic piece is connected to the first connecting block; a second positioning block is fixedly connected to the front side surface of the second bearing plate and is positioned above the left side of the limiting block; the positioning rod is inserted with the second positioning block; the insertion rod can be matched with the first positioning block.
As a preferred technical scheme of the invention, the drainage component positioned on the left comprises a second connecting block, a second spring telescopic column, a push plate and a baffle plate; a second connecting block is fixedly connected to the left side surface of the second mounting bracket; the lower surface of the second connecting block is fixedly connected with two second spring telescopic columns which are symmetrically arranged in front and back; the lower surfaces of the two second spring telescopic columns are fixedly connected with a push plate; the lower surface of the push plate is fixedly connected with a baffle; the baffle is spliced with the second mounting bracket.
As a preferred technical scheme of the invention, a power supply and a control system are arranged in the sealed cabin.
As a preferred technical scheme of the invention, the filter cloth is distributed on the O-shaped guide rod in a surrounding way.
As a preferable technical scheme of the invention, the lower part of the U-shaped rod is provided with four conical parts.
As a preferable technical scheme of the invention, the left part and the right part of the second mounting bracket are respectively provided with three through holes.
Compared with the prior art, the invention has the following advantages: according to the invention, the environment of the culture pond is observed through the camera, the first propeller and the second propeller are controlled to rotate in a matched mode according to the sampling area, the underwater sampling device maintaining the sample shape is moved to the sampling area, the underwater sampling device maintaining the sample shape is automatically controlled to move to a required position, an operator does not need to drive a ship to come to the sea surface of the sampling area, and then the acquisition device is placed into the sampling area, so that the time is saved, and the resources are also saved.
When the underwater sampling device maintaining the sample form comes to the sampling area of the culture pond, as a large amount of marine aquatic products exist in the culture pond, the sampling area is surrounded by unfolding the filter cloth, the marine aquatic products in the culture pond are prevented from entering the sampling area, the first sampling plate and the second sampling plate are not influenced by marine organisms when the first sampling plate and the second sampling plate are used for sampling sediments in the culture pond, the first sampling plate and the second sampling plate rotate oppositely to collect the sediments in the culture pond, in the collecting process, if seaweed exists in the sampling area and the saw teeth are already pricked on the seaweed, the saw teeth parts of the first sampling plate and the second sampling plate are also pricked into the seaweed in the rotating process, the seaweed is separated by the pulling force of the saw teeth parts of the first sampling plate and the second sampling plate, and when the first sampling plate and the second sampling plate cannot be used for separating the seaweed, the seaweed can be extruded into the sediment, so that the phenomenon that the first sampling plate and the second sampling plate are disturbed in the process of collecting sediment samples is avoided.
After sampling of the first sampling plate and the second sampling plate is completed, the first sampling plate and the second sampling plate are closed, the first bearing plate and the second bearing plate are also closed, the two insertion rods are inserted into the two first circular grooves of the two first positioning blocks, the closed first bearing plate and the closed second bearing plate are fixed together, the problem that an operator drops easily when taking sediment samples on the first bearing plate and the second bearing plate is avoided, and therefore the sediment samples are kept in an original state when the sediment samples are taken, and subsequent analysis on the sediment samples is facilitated.
Drawings
FIG. 1 is a schematic diagram of a first perspective view of an underwater sampling device for maintaining a sample shape according to the present invention;
FIG. 2 is a schematic perspective view of a skeleton, an arc plate, a mobile system and a camera of the underwater sampling device for maintaining the shape of a sample according to the present invention;
FIG. 3 is a schematic perspective view of the framework, the moving system and the camera of the underwater sampling device for maintaining the shape of the sample according to the present invention;
FIG. 4 is a schematic perspective view of a skeleton, a shielding system and a filter cloth of the underwater sampling device for maintaining a sample shape according to the present invention;
FIG. 5 is a schematic perspective view of the frame, the collection system, the power assembly, the first receiving plate and the second receiving plate of the underwater sampling device for maintaining the shape of the sample according to the present invention;
FIG. 6 is a schematic perspective view of the collection system, power assembly, first receiving plate and second receiving plate of the underwater sampling device for maintaining the shape of a sample according to the present invention;
FIG. 7 is a schematic perspective view of a first receiving plate, a first slide block and a first positioning block of the underwater sampling device for maintaining a sample shape according to the present invention;
FIG. 8 is a schematic perspective view of a first positioning block of the underwater sampling device for maintaining a sample shape according to the present invention;
FIG. 9 is a schematic perspective view of a second sampling plate, a second bearing plate, a second sliding block and a limiting block of the underwater sampling device for maintaining the shape of a sample according to the present invention;
FIG. 10 is an enlarged view of area A of the underwater sampling device for maintaining the form of a sample according to the present invention;
fig. 11 is a schematic perspective view of a second mounting bracket, a first waterproof motor and a drainage assembly of the underwater sampling device for maintaining a sample shape according to the present invention.
Wherein: 1-framework, 2-arc plate, 301-sealed cabin, 302-first mounting plate, 303-first propeller, 304-second mounting plate, 305-second propeller, 306-first mounting bracket, 307-camera, 401-filter cloth, 402-third mounting plate, 403-first waterproof electric push rod, 404-first connecting piece, 405-fourth mounting plate, 406-second waterproof electric push rod, 407-second connecting piece, 501-telescopic rod, 502-U-shaped rod, 503-fifth mounting plate, 504-second mounting bracket, 505-sawtooth strip, 507-first waterproof motor, 508-first round shaft, 509-second waterproof motor, 510-second round shaft, 511-first sampling plate, 512-first bearing plate, 513-a first sliding block, 514-a first positioning block, 515-a second sampling plate, 516-a second bearing plate, 517-a second sliding block, 518-a limiting block, 519-a first spring telescopic column, 520-an insertion rod, 521-a first connecting block, 522-a positioning rod, 523-an elastic piece, 524-a second positioning block, 525-a second connecting block, 526-a second spring telescopic column, 527-a push plate, 528-a baffle, 1A-O-shaped guide rod, 502 a-a conical part, 504 a-a through hole, 511A-a first linear sliding groove, 514 a-a first circular groove, 515 a-a second linear sliding groove and 524a second circular groove.
Detailed Description
It is to be noted that, in the case of the different described embodiments, identical components are provided with the same reference numerals or the same component names, wherein the disclosure contained in the entire description can be transferred to identical components having the same reference numerals or the same component names in a meaningful manner. The positional references selected in the description, such as upper, lower, lateral, etc., refer also to the directly described and illustrated figures and are to be read into the new position in the sense of a change in position.
An underwater sampling device for maintaining the form of a sample, as shown in fig. 1-11, comprises a framework 1, an arc plate 2, a moving system, a camera 307, a shielding system and a filter cloth 401; the upper part of the framework 1 is fixedly connected with an arc plate 2; the middle part of the framework 1 is connected with a moving system; the front part of the mobile system is connected with a camera 307; the lower part of the framework 1 is connected with a shielding system; the outer side surface of the O-shaped guide rod 1A is connected with filter cloth 401; the device also comprises a collecting system, a power component, a first bearing plate 512 and a second bearing plate 516; the lower part of the framework 1 is connected with an acquisition system, and the acquisition system is positioned in the shielding system; the acquisition system is connected with a power assembly; the left part of the acquisition system is connected with a first bearing plate 512; the right part of the acquisition system is connected with a second bearing plate 516.
Example 1
When the device is used, firstly, an anti-corrosion and waterproof communication line and a power line are externally connected to an underwater sampling device maintaining the shape of a sample, then the underwater sampling device maintaining the shape of the sample is placed into a culture pond, the environment of the culture pond is observed through a camera 307, after the direction is confirmed, an operator controls a mobile system to operate to drive a framework 1, an arc plate 2, a shielding system, a filter cloth 401, a collecting system, a power assembly, a first bearing plate 512 and a second bearing plate 516 to move together until the system comes to a sampling area, then the mobile system is controlled to move downwards together with connected components, after the collecting system falls down to be in contact with sediments of the culture pond, the mobile system is controlled to stop operating, then the shielding system is controlled to operate to expand the filter cloth 401, the sampling area is surrounded by the expanded filter cloth 401 to prevent marine aquatic products in the culture pond from entering the sampling area, the method comprises the steps of influencing a collection system to sample sediments in a culture pond, then controlling a power assembly to output power, driving a first bearing plate 512 and a second bearing plate 516 to rotate oppositely through the collection system to collect the sediments in the culture pond, after sampling is finished, controlling a shielding system to operate as the unfolded filter cloth 401 is easily impacted by seawater, driving the filter cloth 401 to ascend, collecting the filter cloth 401, avoiding the filter cloth from being impacted by the seawater in the moving process, further causing an underwater sampling device maintaining the shape of a sample to vibrate, enabling the samples in the first bearing plate 512 and the second bearing plate 516 to vibrate and not to maintain the shape of the sample, controlling a moving system to operate, driving connected parts and the sediments sample to move upwards together, enabling the underwater sampling device maintaining the shape of the sample to come to the water surface, and after being placed on the ground by an operator, keeping the original shape of the sediments in the sample, First receiving plate 512 and second receiving plate 516 are removed together and the undisturbed sample of sediment is then removed for analysis.
Example 2
On the basis of the embodiment 1, as shown in fig. 1 to 11, the moving system comprises a sealed cabin 301, a first mounting plate 302, a first propeller 303, a second mounting plate 304, a second propeller 305 and a first mounting bracket 306; a sealed cabin 301 is fixedly connected to the middle part of the framework 1; four corners in the framework 1 are respectively provided with a first mounting plate 302; a first thruster 303 is mounted on each of the four first mounting plates 302; the upper front part and the upper rear part of the framework 1 are respectively connected with a second mounting plate 304 through bolts; a second propeller 305 is mounted on each of the two second mounting plates 304; a first mounting bracket 306 is fixedly connected to the front part of the framework 1, and the first mounting bracket 306 is positioned in front of the second mounting plate 304 at the front part of the upper frame; the first mounting bracket 306 is bolted to the camera 307.
The shielding system comprises a third mounting plate 402, a first waterproof electric push rod 403, a first connecting piece 404, a fourth mounting plate 405, a second waterproof electric push rod 406 and a second connecting piece 407; the front part of the inner side surface of the O-shaped guide rod 1A is fixedly connected with a third mounting plate 402; a first waterproof electric push rod 403 is fixedly connected to the left part and the right part of the third mounting plate 402 respectively; the two first waterproof electric push rods 403 are respectively fixedly connected with a first connecting piece 404; the two first connecting pieces 404 are distributed in bilateral symmetry and are connected with the filter cloth 401; a fourth mounting plate 405 is fixedly connected to the rear part of the inner side surface of the O-shaped guide rod 1A; a second waterproof electric push rod 406 is fixedly connected to the left part and the right part of the fourth mounting plate 405 respectively; the two telescopic parts of the second waterproof electric push rod 406 are respectively fixedly connected with a second connecting piece 407; the two second connecting members 407 are symmetrically distributed and connected to the filter cloth 401.
The acquisition system comprises an expansion link 501, a U-shaped rod 502, a fifth mounting plate 503, a second mounting bracket 504, a sawtooth strip 505, a power assembly, a first sampling plate 511, a first sliding block 513, a first positioning block 514, a second sampling plate 515, a second sliding block 517, a fixing assembly and a drainage assembly; the lower part of the O-shaped guide rod 1A is fixedly connected with four telescopic rods 501, and the four telescopic rods 501 are distributed in a rectangular shape; the lower parts of the four telescopic rods 501 are fixedly connected with a U-shaped rod 502; a fifth mounting plate 503 is fixedly connected to the middle part of the inner side surface of the O-shaped guide rod 1A; a second mounting bracket 504 is connected to the lower surface of the fifth mounting plate 503 through bolts; a sawtooth strip 505 is fixedly connected to the lower surface of the second mounting bracket 504; the second mounting bracket 504 is connected with a power assembly; the left part of the power component is connected with a first sampling plate 511; the first sampling plate 511 is connected with the first bearing plate 512 in a sliding way; two first sliding blocks 513 are fixedly connected to the outer surface of the first bearing plate 512; two first linear sliding grooves 511a are formed in the first sampling plate 511, and both the first sliding blocks 513 slide in the two first linear sliding grooves 511a simultaneously; the front side and the rear side of the first bearing plate 512 are respectively fixedly connected with a first positioning block 514, and the two first positioning blocks 514 are arranged symmetrically in front and back; the right part of the power assembly is connected with a second sampling plate 515; the second sampling plate 515 is connected with the second bearing plate 516 in a sliding way; two second sliding blocks 517 are fixedly connected to the outer surface of the second bearing plate 516; the second sampling plate 515 is provided with two second linear sliding grooves 515a, and both the two second sliding blocks 517 slide in the two second linear sliding grooves 515a simultaneously; the front side surface and the rear side surface of the second bearing plate 516 are respectively connected with a fixing component, and the two fixing components are symmetrically arranged in front and back; the left and right portions of the second mounting bracket 504 are each connected with a drainage assembly, and the two drainage assemblies are symmetrically distributed.
The fixing component positioned in front comprises a limiting block 518, a first spring telescopic column 519, a plug rod 520, a first connecting block 521, a positioning rod 522, an elastic piece 523 and a second positioning block 524; a limiting block 518 is fixedly connected to the front side surface of the second bearing plate 516; a first spring telescopic column 519 is fixedly connected to the upper surface of the limiting block 518; the upper surface of the first spring telescopic column 519 is fixedly connected with a plug-in connection rod 520; the insertion rod 520 is connected with the limiting block 518 in a sliding way; the upper surface of the inserting rod 520 is fixedly connected with a first connecting block 521; a positioning rod 522 is connected to the first connecting block 521 in a sliding manner; an elastic piece 523 is sleeved in the middle of the positioning rod 522, one end of the elastic piece 523 is connected to the positioning rod 522, and the other end of the elastic piece 523 is connected to the first connecting block 521; a second positioning block 524 is fixedly connected to the front side of the second bearing plate 516, and the second positioning block 524 is located above the left side of the limiting block 518; the positioning rod 522 is inserted into the second positioning block 524; the insertion rod 520 can be engaged with the first positioning block 514.
The drainage component positioned at the left side comprises a second connecting block 525, a second spring telescopic column 526, a push plate 527 and a baffle 528; a second connecting block 525 is fixedly connected to the left side surface of the second mounting bracket 504; two second spring telescopic columns 526 are fixedly connected to the lower surface of the second connecting block 525, and the two second spring telescopic columns 526 are symmetrically arranged in the front-back direction; the lower surfaces of the two second spring telescopic columns 526 are fixedly connected with push plates 527; the baffle 528 is fixedly connected to the lower surface of the push plate 527; the bezel 528 interfaces with the second mounting bracket 504.
A power supply and control system is disposed within the capsule 301.
The filter cloth 401 is distributed around the O-shaped guide rod 1A.
The lower portion of the U-shaped bar 502 is provided with four tapered portions 502 a.
The second mounting bracket 504 has three through holes 504a formed in each of the left and right portions.
The left lower portions of the first sampling plate 511 and the first receiving plate 512 are provided as serrations.
The lower right portions of the second sampling plate 515 and the second receiving plate 516 are also provided as serrations.
The first positioning block 514 has two first circular recesses 514 a.
The second positioning block 524 is provided with two second circular recesses 524 a.
The power assembly comprises a first waterproof motor 507, a first round shaft 508, a second waterproof motor 509 and a second round shaft 510; the front side surface of the second mounting bracket 504 is connected with a first waterproof motor 507 through bolts; a first round shaft 508 is fixedly connected with an output shaft of the first waterproof motor 507; the first circular shaft 508 is rotatably connected with the second mounting bracket 504; the first round shaft 508 is fixedly connected with the first sampling plate 511; the first round shaft 508 is rotatably connected with the second sampling plate 515; the rear side of the second mounting bracket 504 is bolted with a second waterproof motor 509; a second round shaft 510 is fixedly connected to an output shaft of the second waterproof motor 509; the second circular shaft 510 is rotatably connected with the second mounting bracket 504; the second round shaft 510 is rotatably connected with the first sampling plate 511; the second round shaft 510 is fixedly connected with the second sampling plate 515.
Firstly, an anti-corrosion and waterproof communication line and a power line are externally connected to an underwater sampling device maintaining the shape of a sample, then the underwater sampling device maintaining the shape of the sample is placed in a culture pond, after the underwater sampling device maintaining the shape of the sample sinks into water, the environment of the culture pond is observed through a camera 307, after the direction is confirmed, an operator controls four first propellers 303 to rotate in a matching manner to drive a framework 1, an arc plate 2, a shielding system, a filter cloth 401, a collecting system, a power assembly, a first bearing plate 512 and a second bearing plate 516 to move together, and simultaneously controls two second propellers 305 to rotate to drive connected parts to move downwards, after the underwater sampling device maintaining the shape of the sample is moved above a sampling area, the four first propellers 303 are controlled to stop rotating, the two second propellers 305 continue to rotate to drive the connected parts to continuously move downwards, in the process of moving downwards, the four conical parts 502a are inserted into the sediments in the culture pond in the sampling area, so that the underwater sampling device maintaining the shape of the sample is kept stable, the two first waterproof electric push rods 403 and the two second waterproof electric push rods 406 are controlled to be pushed out together to drive the two first connecting pieces 404, the two second connecting pieces 407 and the lower end of the filter cloth 401 to move downwards together, the filter cloth 401 is unfolded, the lower end of the filter cloth 401 is attached to the sediments in the culture pond, a large number of marine organisms are in the culture pond, the sampling area is surrounded by the filter cloth 401, the marine organisms in the culture pond are prevented from entering the sampling area, the first sampling plate 511 and the second sampling plate 515 are not influenced by the marine organisms when the sediments in the culture pond are sampled, the U-shaped rod 502 is in contact with the sediments in the culture pond, the U-shaped rod 502 does not move downwards any more, and the four telescopic rods 501 are forced to shrink, after the sawtooth strips 505 are inserted into the sediments in the culture pond in the sampling area, the four telescopic rods 501 are contracted, and the two second propellers 305 are controlled to stop rotating;
when the sawtooth strip 505 is inserted into the culture pond sediment in the sampling area, the output shaft of the first waterproof motor 507 and the output shaft of the second waterproof motor 509 are controlled to rotate together, the output shaft of the first waterproof motor 507 rotates anticlockwise on the basis of the front-to-back view, the first round shaft 508, the first sampling plate 511, the first receiving plate 512, the first sliding block 513 and the first positioning block 514 are driven to rotate anticlockwise, if no seaweed exists in the sampling area, the sawtooth parts of the first sampling plate 511 and the first receiving plate 512 are inserted into the sediment in the culture pond in the rotating process, if seaweed exists in the sampling area and the sawtooth strip 505 is already pricked onto the seaweed, the sawtooth parts of the first sampling plate 511 and the first receiving plate 512 are also pricked into the seaweed in the rotating process, the seaweed is divided by the force pulled by the sawtooth parts of the first sampling plate 511 and the first receiving plate 512, and is continuously inserted into the sediment, the phenomenon that the seaweed can only be extruded into the sediment when the seaweed cannot be divided by the first sampling plate 511 and the first bearing plate 512 is avoided, and the phenomenon that the first sampling plate 511 and the first bearing plate 512 are disturbed in the process of collecting sediment samples is avoided;
and the output shaft of the second waterproof motor 509 rotates clockwise to drive the second round shaft 510, the second sampling plate 515, the second receiving plate 516, the second sliding block 517 and the fixing component to rotate clockwise, if no seaweed exists in the sampling region, the sawtooth parts of the second sampling plate 515 and the second receiving plate 516 are inserted into the sediment of the culture pond in the rotating process, if seaweed exists in the sampling region and the sawtooth strip 505 is pricked onto the seaweed, the sawtooth parts of the second sampling plate 515 and the second receiving plate 516 are also pricked into the seaweed in the rotating process, the seaweed is separated by the pulling force of the sawtooth parts of the second sampling plate 515 and the second receiving plate 516 and is continuously inserted into the sediment, and the seaweed can only be extruded into the sediment when the seaweed cannot be separated by the second sampling plate 515 and the second receiving plate 516, so that the second sampling plate 515 and the second receiving plate 516 are avoided in the process of collecting sediment samples, the disturbed phenomenon, the first sampling plate 511 and the second sampling plate 515 rotate oppositely to clamp the sediments in the culture pond, after the sawtooth parts of the first sampling plate 511 and the second sampling plate 515 are closed, the output shaft of the first waterproof motor 507 and the output shaft of the second waterproof motor 509 are controlled to stop rotating, at this time, the first receiving plate 512 and the second receiving plate 516 are closed together with the first sampling plate 511 and the second sampling plate 515 to clamp the sediment sample on the first receiving plate 512 and the first receiving plate 512, and the sediment sample on the first receiving plate 512 and the first receiving plate 512 is kept unchanged by forming a sealed cabin body together with the first sampling plate 511, the first receiving plate 512, the second sampling plate 515, the first receiving plate 512 and the second mounting bracket 504;
after the sediment sample of the culture pond is collected, the unfolded filter cloth 401 is easily impacted by seawater, so that the two first waterproof electric push rods 403 and the two second waterproof electric push rods 406 are controlled to contract together to drive the connected parts and the lower end of the filter cloth 401 to move upwards to collect the filter cloth 401, the filter cloth 401 is prevented from being impacted by seawater in the moving process, the underwater sampling device maintaining the sample form is further prevented from vibrating, the sediment samples in the first bearing plate 512 and the second bearing plate 516 are made to vibrate and cannot be maintained, the two second propellers 305 are controlled to rotate to drive the underwater sampling device maintaining the sample form to move upwards, meanwhile, the four first propellers 303 are controlled to rotate in a matching manner, the underwater sampling device maintaining the sample form not only moves upwards but also moves to the shore, and the underwater sampling device maintaining the sample form is driven to float to the water surface with the collected sediment sample, when the underwater sampling device maintaining the sample shape is placed on the ground by an operator, the two drainage assemblies synchronously run, taking the left drainage assembly as an example, the operator manually pulls the push plate 527 to move upward, the push plate 527 drives the baffle 528 to move upward, so as to force the two second spring telescopic columns 526 to compress, the three through holes 504a at the left part of the second mounting bracket 504 are opened, the seawater in the closed cabin formed by the first sampling plate 511, the first receiving plate 512, the second sampling plate 515, the second receiving plate 516 and the second mounting bracket 504 is drained, meanwhile, the right drainage assembly also operates according to the working mode of the left drainage assembly, and the other three through holes 504a are opened to discharge the seawater in the closed cabin formed by the first sampling plate 511, the first bearing plate 512, the second sampling plate 515, the second bearing plate 516 and the second mounting bracket 504;
after the seawater is discharged, the two fixing components operate synchronously, taking the front fixing component as an example, an operator grasps the positioning rod 522 to pull down, and forces the elastic member 523 to compress, the positioning rod 522 is disengaged from the second circular groove 524a of the second positioning block 524, and then pushes the positioning rod 522 to move left, so as to drive the insertion rod 520, the first connecting block 521, the positioning rod 522, and the elastic member 523 to move left together, so that the insertion rod 520 is inserted into the two first circular grooves 514a of the first positioning block 514, and the closed first receiving plate 512 and the closed second receiving plate 516 are fixed together, and then the positioning rod 522 is released, the positioning rod 522 receives the elastic force of the elastic member 523, so as to drive the positioning rod 522 to be inserted into the other second circular groove 524a of the second positioning block 524, so as to limit the insertion rod 520, and prevent the insertion rod 520 from disengaging from the two first circular grooves 514a of the first positioning block 514, and the rear fixing component also operates according to the working mode of the front fixing component, the other inserting rod 520 is driven to be inserted into the two first circular grooves 514a of the other first positioning block 514, so that the combined first bearing plate 512 and second bearing plate 516 are fixed together, an operator stretches his hand to the rearmost end of the first linear chute 511a of the first sampling plate 511 and the rearmost end of the second linear chute 515a of the second sampling plate 515, takes out the first bearing plate 512, the second bearing plate 516 and the sediment sample on the first sampling plate 511 and the second sampling plate 515 together, and then takes the sediment sample kept in the original state out for analysis, if the first bearing plate 512 and the second bearing plate 516 are not in a fixed state, the operator cannot guarantee that the first bearing plate 512 and the second bearing plate 516 are always in a synchronous state during sampling, the sediment sample on the first bearing plate 512 and the second bearing plate 516 easily drops, and the sediment sample is incomplete and cannot be kept in the original state, affecting the final analysis of the sediment sample.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. An underwater sampling device for maintaining the form of a sample comprises a framework (1), an arc plate (2), a moving system, a camera (307), a shielding system and filter cloth (401); the upper part of the framework (1) is fixedly connected with an arc plate (2); the middle part of the framework (1) is connected with a moving system; the front part of the mobile system is connected with a camera (307); the lower part of the framework (1) is connected with a shielding system; the outer side surface of the O-shaped guide rod (1A) is connected with filter cloth (401); observing the environment of the culture pond through a camera (307), controlling the mobile system to drive the framework (1), the arc plate (2), the shielding system, the filter cloth (401), the acquisition system, the power assembly, the first bearing plate (512) and the second bearing plate (516) to come to a sampling area, then controlling the shielding system to operate, and lowering the filter cloth (401); the method is characterized in that: the device also comprises a collecting system, a power component, a first bearing plate (512) and a second bearing plate (516); the lower part of the framework (1) is connected with an acquisition system, and the acquisition system is positioned in the shielding system; the acquisition system is connected with a power assembly; the left part of the acquisition system is connected with a first bearing plate (512); the right part of the acquisition system is connected with a second bearing plate (516); the power assembly is controlled to output power, the first bearing plate (512) and the second bearing plate (516) are driven to rotate oppositely through the collecting system, and the sediments in the culture pond are collected.
2. The underwater sampling device for maintaining the form of the sample according to claim 1, wherein: the moving system comprises a sealed cabin (301), a first mounting plate (302), a first propeller (303), a second mounting plate (304), a second propeller (305) and a first mounting bracket (306); a sealed cabin (301) is fixedly connected to the middle part of the framework (1); four corners in the framework (1) are respectively provided with a first mounting plate (302); a first propeller (303) is arranged on each of the four first mounting plates (302); the upper front part and the upper rear part of the framework (1) are respectively fixedly connected with a second mounting plate (304); a second propeller (305) is arranged on each of the two second mounting plates (304); a first mounting bracket (306) is fixedly connected to the front part of the framework (1), and the first mounting bracket (306) is positioned in front of a second mounting plate (304) at the front part of the upper frame; the first mounting bracket (306) is fixedly connected with the camera (307).
3. The underwater sampling device for maintaining the form of the sample according to claim 1, wherein: the shielding system comprises a third mounting plate (402), a first waterproof electric push rod (403), a first connecting piece (404), a fourth mounting plate (405), a second waterproof electric push rod (406) and a second connecting piece (407); a third mounting plate (402) is fixedly connected to the front part of the inner side surface of the O-shaped guide rod (1A); a first waterproof electric push rod (403) is fixedly connected to the left part and the right part of the third mounting plate (402) respectively; the telescopic parts of the two first waterproof electric push rods (403) are respectively fixedly connected with a first connecting piece (404); the two first connecting pieces (404) are distributed in bilateral symmetry and are connected with the filter cloth (401); a fourth mounting plate (405) is fixedly connected to the rear part of the inner side surface of the O-shaped guide rod (1A); a second waterproof electric push rod (406) is fixedly connected to the left part and the right part of the fourth mounting plate (405) respectively; two second connecting pieces (407) are fixedly connected to the telescopic parts of the two second waterproof electric push rods (406) respectively; the two second connecting pieces (407) are distributed in bilateral symmetry and are connected with the filter cloth (401).
4. An underwater sampling device for maintaining the morphology of a sample as recited in claim 1, wherein: the acquisition system comprises a telescopic rod (501), a U-shaped rod (502), a fifth mounting plate (503), a second mounting bracket (504), a sawtooth strip (505), a power assembly, a first sampling plate (511), a first sliding block (513), a first positioning block (514), a second sampling plate (515), a second sliding block (517), a fixing assembly and a drainage assembly; the lower part of the O-shaped guide rod (1A) is fixedly connected with four telescopic rods (501), and the four telescopic rods (501) are distributed in a rectangular shape; the lower parts of the four telescopic rods (501) are fixedly connected with U-shaped rods (502) together; a fifth mounting plate (503) is fixedly connected to the middle part of the inner side surface of the O-shaped guide rod (1A); a second mounting bracket (504) is fixedly connected to the lower surface of the fifth mounting plate (503); a sawtooth strip (505) is fixedly connected to the lower surface of the second mounting bracket (504); the second mounting bracket (504) is connected with a power assembly; the left part of the power assembly is connected with a first sampling plate (511); the first sampling plate (511) is connected with the first bearing plate (512) in a sliding way; two first sliding blocks (513) are fixedly connected to the outer surface of the first bearing plate (512); two first linear sliding grooves (511 a) are formed in the first sampling plate (511), and two first sliding blocks (513) slide in the two first linear sliding grooves (511 a) simultaneously; the front side surface and the rear side surface of the first bearing plate (512) are respectively fixedly connected with a first positioning block (514), and the two first positioning blocks (514) are symmetrically arranged in front and back; the right part of the power assembly is connected with a second sampling plate (515); the second sampling plate (515) is connected with the second bearing plate (516) in a sliding way; two second sliding blocks (517) are fixedly connected to the outer surface of the second bearing plate (516); two second linear sliding grooves (515 a) are formed in the second sampling plate (515), and the two second sliding blocks (517) slide in the two second linear sliding grooves (515 a) simultaneously; the front side surface and the rear side surface of the second bearing plate (516) are respectively connected with a fixing component, and the two fixing components are symmetrically arranged in the front and back direction; the left part and the right part of the second mounting bracket (504) are respectively connected with a drainage component, and the two drainage components are distributed in bilateral symmetry.
5. The underwater sampling device for maintaining the form of the sample according to claim 4, wherein: the fixing component positioned in front comprises a limiting block (518), a first spring telescopic column (519), an insertion rod (520), a first connecting block (521), a positioning rod (522), an elastic piece (523) and a second positioning block (524); a limiting block (518) is fixedly connected to the front side surface of the second bearing plate (516); the upper surface of the limiting block (518) is fixedly connected with a first spring telescopic column (519); the upper surface of the first spring telescopic column (519) is fixedly connected with an insertion rod (520); the insertion rod (520) is connected with the limiting block (518) in a sliding way; the upper surface of the insertion rod (520) is fixedly connected with a first connecting block (521); a positioning rod (522) is connected on the first connecting block (521) in a sliding way; the middle part of the positioning rod (522) is sleeved with an elastic piece (523), one end of the elastic piece (523) is connected to the positioning rod (522), and the other end of the elastic piece (523) is connected to the first connecting block (521); a second positioning block (524) is fixedly connected to the front side surface of the second bearing plate (516), and the second positioning block (524) is positioned above the left side of the limiting block (518); the positioning rod (522) is inserted into the second positioning block (524); the insertion rod (520) can be matched with the first positioning block (514).
6. The underwater sampling device for maintaining the form of the sample according to claim 4, wherein: the drainage component positioned on the left side comprises a second connecting block (525), a second spring telescopic column (526), a push plate (527) and a baffle plate (528); a second connecting block (525) is fixedly connected to the left side surface of the second mounting bracket (504); two second spring telescopic columns (526) are fixedly connected to the lower surface of the second connecting block (525), and the two second spring telescopic columns (526) are symmetrically arranged in front and back; the lower surfaces of the two second spring telescopic columns (526) are fixedly connected with push plates (527); the lower surface of the push plate (527) is fixedly connected with a baffle (528); the baffle (528) is inserted into the second mounting bracket (504).
7. The underwater sampling device for maintaining the form of the sample according to claim 2, wherein: a power supply and a control system are arranged in the sealed cabin (301).
8. An underwater sampling device for maintaining the morphology of a sample as recited in claim 1, wherein: the filter cloth (401) is distributed on the O-shaped guide rod (1A) in a surrounding way.
9. The underwater sampling device for maintaining the form of the sample according to claim 4, wherein: the lower part of the U-shaped rod (502) is provided with four conical parts (502 a).
10. The underwater sampling device for maintaining the form of the sample according to claim 4, wherein: the left part and the right part of the second mounting bracket (504) are respectively provided with three through holes (504 a).
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Cited By (1)
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