CN114235493B - Submersible carrying seawater fidelity sampler - Google Patents
Submersible carrying seawater fidelity sampler Download PDFInfo
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- CN114235493B CN114235493B CN202111417670.XA CN202111417670A CN114235493B CN 114235493 B CN114235493 B CN 114235493B CN 202111417670 A CN202111417670 A CN 202111417670A CN 114235493 B CN114235493 B CN 114235493B
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- 239000013535 sea water Substances 0.000 title claims abstract description 82
- 238000007789 sealing Methods 0.000 claims abstract description 59
- 230000005540 biological transmission Effects 0.000 claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 230000033001 locomotion Effects 0.000 claims description 10
- 229930002875 chlorophyll Natural products 0.000 claims description 9
- 235000019804 chlorophyll Nutrition 0.000 claims description 9
- ATNHDLDRLWWWCB-AENOIHSZSA-M chlorophyll a Chemical compound C1([C@@H](C(=O)OC)C(=O)C2=C3C)=C2N2C3=CC(C(CC)=C3C)=[N+]4C3=CC3=C(C=C)C(C)=C5N3[Mg-2]42[N+]2=C1[C@@H](CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)[C@H](C)C2=C5 ATNHDLDRLWWWCB-AENOIHSZSA-M 0.000 claims description 9
- 238000013016 damping Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 238000005070 sampling Methods 0.000 abstract description 27
- 238000013480 data collection Methods 0.000 abstract description 5
- 238000011065 in-situ storage Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- NMJORVOYSJLJGU-UHFFFAOYSA-N methane clathrate Chemical compound C.C.C.C.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O NMJORVOYSJLJGU-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
- B63G8/00—Underwater vessels, e.g. submarines; Equipment specially adapted therefor
- B63G8/001—Underwater vessels adapted for special purposes, e.g. unmanned underwater vessels; Equipment specially adapted therefor, e.g. docking stations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Mechanical Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Aviation & Aerospace Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the field of deep sea in-situ seawater sampling, in particular to a submersible carrying type seawater fidelity sampler. The supporting device and the mobile phone device are both positioned in the box body, and the supporting device is positioned below the collecting device; the collecting device comprises a plurality of collecting boxes, the collecting boxes are arranged on the top surface of a supporting plate of the supporting device at intervals, each collecting box comprises a box body, a sealing plug, a transmission assembly and a lifting assembly, each box body comprises a second cavity, a third cavity and a fourth cavity, each second cavity is a closed cavity, a water inlet is formed in the side wall of each second cavity, each third cavity is located above the corresponding fourth cavity, the top of each third cavity is in an opening shape, a bottom plate is arranged at the bottom of each fourth cavity, and the water inlet on one side of each second cavity is communicated with each third cavity. The device realizes the fixed-point high-precision sampling of seawater, particularly seawater in a special area, ensures the sealing property of the seawater during sampling, greatly improves the accuracy of data collection and subsequent experimental results, and realizes the fixed-point in-situ fidelity sampling of the seawater.
Description
Technical Field
The invention relates to the field of deep sea in-situ seawater sampling, in particular to a submersible carrying type seawater fidelity sampler.
Background
The human is always curious for unknown, the true phase of the exploration problem never stops and steps are taken, and universe and ocean are objects explored by us. We are mainly moving on land and little is known about the vast ocean. More than seventy percent of the earth's surface is ocean, the land is only about thirty percent, the average depth of ocean can reach three thousand eight hundred meters, and only five percent of our human beings can detect in deep sea at present.
When the submersible carrying type seawater sampler is used for sampling seawater, the seawater needs to be sampled at fixed points in special areas such as a natural gas hydrate area, a hot liquid nozzle area, a cold spring area and the like with high precision, and meanwhile, the tightness of the seawater needs to be ensured during sampling. The current sampling device can not sample the different positions of sea water in succession in the sample, in addition in the sample, does not fix the sampler, and the submarine can make the sampler take place to rock at the in-process that removes, causes the sampler inner wall pressure to increase, and then has reduced the leakproofness of sampler to influence the accuracy of data collection, greatly reduced the accuracy of later stage experimental result.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a submersible carrying type seawater fidelity sampler which realizes the fixed-point high-precision sampling of seawater, particularly the seawater in a special area, ensures the tightness of the seawater while sampling, greatly improves the accuracy of data collection and the accuracy of subsequent experimental results, and realizes the fixed-point in-situ fidelity sampling of the seawater.
The technical scheme of the invention is as follows: the seawater fidelity sampler comprises a box body, a supporting device and a collecting device, wherein the supporting device and the mobile phone device are both positioned in the box body, and the supporting device is positioned below the collecting device;
the collecting device comprises a plurality of collecting boxes, the collecting boxes are arranged on the top surface of a supporting plate of the supporting device at intervals, each collecting box comprises a box body, a sealing plug, a transmission assembly and a lifting assembly, each box body comprises a second cavity, a third cavity and a fourth cavity, each second cavity is a closed cavity, a water inlet is formed in the side wall of each second cavity, each third cavity is located above the corresponding fourth cavity, the top of each third cavity is in an opening shape, a bottom plate is arranged at the bottom of each fourth cavity, and the water inlet on one side of each second cavity is communicated with each third cavity;
the lifting assembly comprises a piston and a spring, the piston is arranged between the third cavity and the fourth cavity in a sliding manner, the bottom of the piston is connected with the bottom of the fourth cavity through the spring, a cavity in the piston is a first cavity, the lifting assembly is connected with the transmission assembly, the transmission assembly is connected with the sealing plug, the sealing plug is arranged towards the direction of the second cavity, a through hole is arranged in the side wall of the piston corresponding to the position of the sealing plug, clearance fit is formed between the sealing plug and the through hole, and interference fit is formed between the sealing plug and a water inlet of the second cavity;
the supporting device comprises a positive motor, a negative motor and a rotating disc, wherein the top end of an output shaft of the positive motor and the negative motor is connected with the rotating disc through a unidirectional damping bearing, a plurality of second reciprocating screw rods corresponding to the collecting boxes are arranged on the top surface of the rotating disc at intervals, two ends of each second reciprocating screw rod are respectively connected with a supporting plate, the supporting plates are fixed on the top surface of the rotating disc, two second sliding blocks are connected on each second reciprocating screw rod through a ball nut pair, the movement directions of the two second sliding blocks are opposite, and the collecting boxes are located between the two second sliding blocks.
The transmission assembly comprises a plurality of racks, gears meshed with the racks, a bevel gear meshing transmission group, a worm gear and worm gear transmission group and a threaded rod, wherein the gears, the bevel gear meshing transmission group, the worm gear and worm gear transmission group and the threaded rod are all arranged in a first cavity, the top end of the racks is fixedly connected with a supporting rod, the supporting rod is fixed in a third cavity, the lower end of the racks penetrates through the top of a piston and stretches into the first cavity in the piston, the piston is in sliding connection with the racks, the bevel gear meshing transmission group comprises a first bevel gear and a second bevel gear which are meshed with each other, the worm gear and worm gear transmission group comprises a worm and a worm gear which are meshed with each other, the gears and the first bevel gear are all fixed on a rotating rod, the second bevel gear is fixed at one end of the worm, the worm gear is fixed on a threaded sleeve, one end of the threaded rod is positioned in the threaded sleeve, the other end of the threaded sleeve is fixedly connected with a sealing plug, a threaded rod is internally provided with a threaded sleeve rod, the threaded rod is in threaded connection with the threaded sleeve rod, and the threaded sleeve rod is fixedly connected with the inner wall of the piston.
The bottom of the second sliding block is fixedly provided with a sliding protrusion, a sliding groove is correspondingly formed in the rotating disc, and the sliding protrusion is arranged in the sliding groove in a sliding manner.
The anti-blocking device is arranged above the top of the box body, the anti-blocking device is connected with the supporting device, the sealing device is arranged at the top of the box body, and the observing device is arranged on the outer wall of one side of the box body.
The anti-blocking device comprises a third bevel gear, a fourth bevel gear, a first sliding block, a first reciprocating screw rod, a vertical rod, a supporting block and a filter screen, wherein an output shaft of a positive and negative motor is connected with the third bevel gear through a unidirectional damping bearing, the third bevel gear and the fourth bevel gear are in meshed transmission, the fourth bevel gear is fixed at the end part of the first reciprocating screw rod, the first sliding block is located on the outer side of a box body, the first sliding block is connected with the first reciprocating screw rod through a ball nut pair, the top of the first sliding block is connected with a plurality of L-shaped vertical rods, the top of the vertical rods is fixedly connected with the supporting block above the top surface of the box body, the filter screen is fixed at the bottom of the supporting block, and the filter screen is in contact with the top surface of the box body.
The outside of first slider is equipped with the connecting plate, connecting plate and box fixed connection, and the one end and the fourth bevel gear fixed connection of first reciprocating screw, the other end and the connecting plate rotation of first reciprocating screw are connected, are connected with the several gag lever post between the lateral wall of connecting plate and box, and the gag lever post passes first slider, sliding connection between gag lever post and the first slider.
The sealing device comprises an electric push rod and a baffle, the baffle is located at an opening at the top of the box body, a sealing ring is arranged on the inner side surface of the opening of the box body, the baffle is connected with the electric push rod, and the electric push rod is fixedly connected with the inner surface of the top of the box body.
The detection device comprises a camera and a plurality of sensors, wherein the camera is arranged at the top of the box body, the camera is fixedly connected with the top of the box body through a supporting rod, a fixing plate is fixedly connected with the outer side of the box body, and a temperature sensor, a salinity sensor, a seawater chlorophyll sensor and a PH detector are sequentially arranged inside the fixing plate at intervals.
The box is connected with the submersible through the support frame and the mounting plate, one end of the mounting plate is fixedly connected with one side outer wall of the box, the other end of the mounting plate is fixedly connected with the support frame, the support frame is fixedly mounted on the submersible, and the mounting plate is fixedly connected with the support frame through welding and bolts.
The beneficial effects of the invention are as follows:
(1) The sealing plug is driven to reciprocate by adopting a structural form of combining the transmission component and the lifting component, so that the water outlet of the second cavity filled with seawater is sealed and plugged, the sealing plug has stronger sealing property on the collected seawater, the sealing plug is beneficial to carrying out fixed-point high-precision sampling on the seawater in special areas such as a natural gas hydrate area, a hot liquid nozzle area and a cold spring area, the sealing property of the seawater is ensured while sampling, and after the sampling of one special area is finished, the next sampling instrument can automatically prepare for continuously sampling the next special area, and the accuracy of data collection is further increased by increasing the sealing property of the seawater, so that the accuracy of a later experimental result is increased;
(2) The filter screen is driven to reciprocate through the anti-blocking device, so that garbage and submarine vegetation generated at the top of the box body are cleaned, the effect of seawater collection is prevented from being influenced due to the garbage or the submarine vegetation when seawater is collected, collection failure caused by the existence of garbage when seawater is collected in a special seawater area is avoided, and the accuracy of collecting the seawater is ensured;
(3) The collecting box is fixed through the relative movement between the two second sliding blocks on the supporting device, so that accurate sampling of seawater is facilitated, meanwhile, the pressure of the inner wall of the collecting box can be reduced, and the tightness of the seawater is improved;
(4) The temperature of the seawater, the salinity of the seawater, the chlorophyll of the seawater and the PH value can be detected in real time through the observation device, and the detected data are combined with the seawater sampled at fixed points, so that the data analysis is convenient.
Drawings
FIG. 1 is a schematic view of a first overall structure of the present invention;
FIG. 2 is a schematic diagram of a second overall structure of the present invention;
FIG. 3 is a schematic view of a third overall structure of the present invention;
FIG. 4 is a schematic view of the top opening of the case of the present invention;
FIG. 5 is a schematic view of a side wall of a box body with an opening structure;
FIG. 6 is a schematic view of the structure of the present invention with the case removed;
FIG. 7 is a schematic view of the connection structure of the support device, the collection device, and the anti-clogging device;
FIG. 8 is a schematic view of the internal structure of the sampling cartridge;
fig. 9 is an enlarged view of a portion a of fig. 8;
FIG. 10 is a schematic view of the piston;
FIG. 11 is a first schematic structural view of the transmission assembly;
FIG. 12 is a second schematic structural view of the transmission assembly;
FIG. 13 is a schematic diagram of a worm gear drive train;
FIG. 14 is a schematic view of the structure of a threaded sleeve and threaded rod;
FIG. 15 is a schematic view of the connection structure of the support device and the anti-clogging device;
FIG. 16 is a schematic view of a rotating disk;
fig. 17 is a schematic structural view of the sealing device.
In the figure: 1, a box body; 2, a rack; 3, a gear; 4, rotating a rod; 5 a first bevel gear; 6, a second bevel gear; 7, a worm; 8 worm wheels; 9 a threaded sleeve; 10, a threaded rod; 11, a threaded sleeve rod; 12 sealing plugs; 13 springs; a 14 piston; 15 a first cavity; 16 a second cavity; 17 a third cavity; 18 fourth cavity; 19 a collection box; 20 supporting rods; 21 positive and negative motor output shafts; 22 a third bevel gear; 23 fourth bevel gears; 24 a first reciprocating screw; 25 limit rods; a first slider 26; 27 vertical rods; 28 supporting blocks; 29 a filter screen; 30 positive and negative motors; 31 rotating the disc; 32 second reciprocating screw rod; 33 a second slider; 34 a support plate; 35 handles; 36. a fixing plate; a 37 temperature sensor; 38 salinity sensor; 39 seawater chlorophyll sensor; a 40PH detector; 41 struts; 42. a camera; a 43 baffle; 44 electric push rod; 45 supporting frames; a 46 mounting plate; 47 chute; 48 connection plates; 49 bolts.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings.
In the following description, specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than those herein described, and those skilled in the art may readily devise numerous other arrangements that do not depart from the spirit of the invention. Therefore, the present invention is not limited by the specific embodiments disclosed below.
As shown in fig. 1 to 3, the submersible carrying type seawater fidelity sampler comprises a closed box body 1, a supporting device, a collecting device, an anti-blocking device, a sealing device and an observing device, wherein the collecting device, the supporting device and the sealing device are all positioned in the box body 1, the supporting device is arranged below the bottom of the collecting device, the anti-blocking device is arranged above the top of the box body 1, the anti-blocking device is connected with the supporting device, and the sealing device is arranged on the inner side of the top of the box body 1. The observation device is arranged on the outer wall of one side of the box body 1. The box 1 is connected with the submersible through a support frame 45 and a mounting plate 46: one end of the mounting plate 46 is fixedly connected with the outer wall of one side of the box body 1, the other end of the mounting plate 46 is fixedly connected with the supporting frame 45, and the supporting frame 45 is fixedly arranged on the submersible, so that the box body 1 is connected with the submersible. In this embodiment, the mounting plate 46 and the supporting frame 45 are fixedly connected by welding, and then are reinforced and connected by bolts 49. By providing the mounting plate 46 and the bolts 49, the case 1 is made to operate more stably. The sampler can also be installed on different kinds of diving equipment in a magnetic or bolt-fixing mode and other easy-to-disassemble modes, so that the practicability of the sampler is improved.
As shown in fig. 4, 6 and 8 to 14, the collecting device comprises a plurality of collecting boxes 19 spaced apart from the top surface of a supporting plate 34 of the supporting device. The collecting box 19 comprises a box body, a sealing plug 12, a transmission assembly and a lifting assembly, wherein the box body comprises a second cavity 16, a third cavity 17 and a fourth cavity 18, the top and the bottom of the second cavity 16 are all closed, and a water inlet is formed in the side wall of the second cavity 16. The third cavity 17 is located the top of fourth cavity 18, and the top of third cavity 17 is the opening form, and the bottom of fourth cavity 18 is equipped with the bottom plate, and the water inlet of second cavity 16 communicates with third cavity 17.
The lifting assembly comprises a piston 14 and a spring, the piston 14 is arranged between the third cavity 17 and the fourth cavity 18 in a sliding mode, the bottom of the piston 14 is provided with the spring 13, the bottom of the piston 14 is connected with the bottom of the fourth cavity 18 through the spring 13, and the spring 13 is located in the fourth cavity 18. The cavity in the piston 14 is a first cavity 15.
As shown in fig. 11 to 14, the transmission assembly comprises a plurality of racks 2, a gear 3 meshed with the racks, a bevel gear meshing transmission group, a worm gear transmission group and a threaded rod 10, wherein the gear 3, the bevel gear meshing transmission group, the worm gear transmission group and the threaded rod 10 are all arranged in a first cavity 15. The top of the rack 2 is fixedly connected with a supporting rod 20, the supporting rod 20 is fixed in the third cavity 17, the lower end of the rack 2 passes through the top of the piston 14 and stretches into the first cavity 15 in the piston, and the piston 14 is in sliding connection with the rack 2. The bevel gear meshing transmission group comprises a first bevel gear 5 and a second bevel gear 6 which are meshed with each other, the worm gear and worm transmission group comprises a worm 7 and a worm wheel 8 which are meshed with each other, the gear 3 and the first bevel gear 5 are both fixed on the rotating rod 4, the second bevel gear 6 is fixed at one end of the worm 7, and the worm wheel 8 is fixed on the threaded sleeve 9. One end of the threaded rod 10 is located inside the threaded sleeve 9, the other end is located outside the threaded sleeve 9, and the end is fixedly connected with the sealing plug 12. The threaded rod 10 is connected with the internal thread of the threaded sleeve 9 through the thread on the outer surface of the threaded rod 10, a threaded sleeve rod 11 is arranged in the threaded rod 10, the threaded rod 10 is connected with the external thread of the threaded sleeve rod 11 through the thread on the inner surface of the threaded rod 10, the threaded sleeve rod 11 is fixedly connected with the inner wall of the piston, and the threaded sleeve rod 11 plays a guiding role on the reciprocating motion of the threaded rod 10. The sealing plug 12 is arranged towards the second cavity 16, a through hole is arranged in the side wall of the piston 14 corresponding to the position of the sealing plug 12, and clearance fit is formed between the sealing plug 12 and the through hole, so that the sealing plug 12 can do reciprocating motion in the through hole. Meanwhile, the sealing plug 12 is in interference fit with a water inlet on the second cavity 16, so that the sealing plug 12 is guaranteed to seal the second cavity 16. In this embodiment, the sealing plug 12 is trapezoidal.
When a certain collecting box 19 starts to sample seawater at a certain designated position, the third cavity 17 is filled with seawater, and under the pressure of the seawater, the piston 14 is pushed to continuously move downwards, so that the piston 14 slides downwards in the third cavity 17 and the fourth cavity 18, and the spring 13 is compressed while the piston 14 slides downwards. At the same time, the piston 14 drives the gear 3 to move downwards, and simultaneously the gear 3 rotates through the meshing with the rack 2, and the gear 3 drives the rotating rod 4 and the first bevel gear 5 fixed on the rotating rod 4 to rotate; through the meshing transmission between the two bevel gears 6 and the first bevel gear 5, the first bevel gear 5 drives the second bevel gear 6 and a worm 7 fixedly connected with the second bevel gear 6 to rotate; through the engagement between the worm 7 and the worm wheel 8, the worm 7 rotates to drive the worm wheel 8 and the threaded sleeve 9 fixedly connected with the worm wheel 8 to rotate; because the threaded rod 10 is in threaded connection with the inside of the threaded sleeve 9, the internal thread loop bar 11 is in threaded connection with the inside of the threaded rod 10, and therefore, the threaded rod 10 and the sealing plug 12 fixedly connected with the threaded rod 11 can be driven to move in a direction away from the water inlet when the worm wheel 8 rotates. When the piston 14 moves below the water inlet of the second chamber, seawater enters the second chamber 16 through the water inlet aperture. When the second cavity 16 is filled with seawater, the seawater pressure acting on the piston 14 disappears, at this time, the piston 14 rises in the third cavity 17 and the fourth cavity 18 under the action of the elastic force of the spring 13, the piston 14 drives the gear 3 to rise in the upward movement, at this time, the gear 3 reverses through the engagement with the rack 2, the gear 3 reverses to drive the rotating rod 4 and the first bevel gear 5 to reverse, the first bevel gear 5 reverses to drive the second bevel gear 6 and the worm 7 to reverse, the worm 7 reverses to drive the worm wheel 8 and the threaded sleeve 9 to reverse, the threaded sleeve 9 drives the threaded rod 10 to reverse, the threaded rod 10 reverses and simultaneously drives the sealing plug 12 to move towards the water inlet, and when the piston 14 moves to the water inlet, the sealing plug 12 blocks and closes the water inlet of the collecting box 19. By providing the worm 7 and the worm wheel 8, the sealing plug 12 has a stronger tightness against the seawater which has been collected.
As shown in fig. 4, 6 and 15, the anti-blocking device comprises a third bevel gear 22, a fourth bevel gear 23, a first sliding block 26, a first reciprocating screw 24, a vertical rod 27, a supporting block 28 and a filter screen 29, wherein the third bevel gear 22 is connected with the supporting device, the third bevel gear 22 is driven to rotate by the supporting device, the third bevel gear 22 and the fourth bevel gear 23 are in meshed transmission, the fourth bevel gear 23 is fixed at the end part of the first reciprocating screw 24, the first sliding block 26 is positioned at the outer side of the box body 1, the first sliding block 26 is connected with the first reciprocating screw 24 through a ball nut pair, the top of the first sliding block 26 is connected with a plurality of L-shaped vertical rods 27, the top of the vertical rods 27 is fixedly connected with the supporting block 28 positioned above the top surface of the box body 1, the filter screen 29 is fixed at the bottom of the supporting block 28, and the filter screen 29 is contacted with the top surface of the box body. The outside of first slider 26 is equipped with connecting plate 48, connecting plate 48 and box 1 fixed connection, the one end and the fourth bevel gear 23 fixed connection of first reciprocating screw 24, the other end and the connecting plate 48 rotation of first reciprocating screw 24 are connected, be connected with several gag lever post 25 between the lateral wall of connecting plate 48 and box 1, gag lever post 25 passes first slider 26, be sliding connection between gag lever post 25 and the first slider 26, support and the spacing effect to first slider 26 through gag lever post 25, make the reciprocating motion of first slider 26 more stable. The connecting plate 48 plays a limiting role on the first sliding block 26, and meanwhile, the connecting rod 48 can also protect the limiting rod 25 and the first reciprocating screw rod 26 and prevent underwater sharp and large stones from damaging equipment.
When the top of the box body 1 is provided with larger garbage, the third bevel gear 22 is driven to rotate through the supporting device, the third bevel gear 22 drives the fourth bevel gear 23 and the first reciprocating screw 24 fixedly connected with the fourth bevel gear 23 to rotate through meshing transmission between the fourth bevel gear 23 and the third bevel gear 22, the first reciprocating screw 24 drives the first sliding block 26 to reciprocate along the axial direction of the first reciprocating screw 24 while rotating, the first sliding block 26 drives the supporting block 28 and the filter screen 29 to reciprocate through the vertical rod 27, garbage generated at the top of the box body 1 is further cleaned, and the effect that when seawater is collected, garbage or submarine vegetation influence possibly exists at the top of the box body 1 and seawater is avoided.
As shown in fig. 5, 6, 15 and 16, the supporting device comprises a forward and reverse motor 30 and a rotating disc 31, the forward and reverse motor 30 is positioned below the rotating disc 31, an output shaft 21 of the forward and reverse motor is connected with the rotating disc 31 through a unidirectional damping bearing, meanwhile, the output shaft 21 of the forward and reverse motor is connected with a third bevel gear 22 through a unidirectional damping bearing, when the forward and reverse motor rotates positively, the rotating disc 31 is driven to rotate through the output shaft, and at the moment, the third bevel gear 22 does not rotate; when the forward and reverse motor rotates reversely, the output shaft drives the third bevel gear 22 to rotate, and the rotating disc 31 does not rotate at this time. The positive and negative motor 30 in this embodiment is of the type Y80M1-2.
The top surface interval of rolling disc 31 sets up a plurality of second reciprocating screw 32 and backup pad 34, and second reciprocating screw 32 corresponds the setting with the collection box, and the both ends of second reciprocating screw 32 are connected with backup pad 34 respectively, and backup pad 34 is fixed at the top surface of rolling disc 31, has played the supporting role to second reciprocating screw 32. Two second sliding blocks 33 are connected to the second reciprocating screw rod 32 through ball nut pairs, and the movement directions of the two second sliding blocks 33 are opposite. The bottom of the second slider 33 is fixed with a sliding protrusion, a corresponding sliding groove 47 is arranged on the rotating disc 31, the sliding protrusion is arranged in the sliding groove 47 and can slide along the sliding groove 47, and therefore the second slider 33 can reciprocate along the sliding groove 47. The end of the second reciprocating screw 32 is fixed with a handle 35, the rotation of the second reciprocating screw 32 is realized through the handle 35, and in the rotation process of the second reciprocating screw, the opposite movement or the back movement between the two second sliding blocks 33 is realized, so that the distance between the two second sliding blocks 33 is reduced or increased. The collecting box 19 is located between two second sliding blocks on the same second reciprocating screw rod, and when the distance between the two second sliding blocks 33 is reduced to the distance that the second sliding blocks are respectively clung to the outer bottoms of two corresponding side walls of the collecting box 19, the collecting box 19 can be clamped and fixed, so that accurate sampling of seawater is facilitated. In addition, by fixing the collecting box, the pressure of the inner wall of the collecting box 19 can be reduced, and the sealing property against seawater can be increased. When it is necessary to take out the cartridge, the second reciprocating screw 32 is reversed by the handle 35, and at this time, the distance between the two second sliders 33 increases, and the fixing force acting on the bottom of the cartridge disappears.
As shown in fig. 3 and 17, the sealing device comprises an electric push rod 44 and a baffle 43, the baffle 43 is positioned at the opening of the top of the box body 1, and a sealing ring is arranged on the inner surface of the opening. Baffle 43 is connected with electric putter 44, and electric putter 44 and box 1 top internal surface fixed connection, in this embodiment, the inside recess of seting up of box 1, electric putter 44 sets up in the recess inside. When in the inactive state, the baffle 43 is positioned at the opening, and the opening is in the closed state; when the seawater needs to be sampled, the sampling box rotates to the position right below the opening, at the moment, the top of the collecting box is positioned at the bottom of the sealing ring, the sealing ring plays a role in sealing the top of the collecting box, the baffle 43 is pulled by the electric push rod 44, the opening is opened, the seawater enters the collecting box 19 through the opening, and in-situ fidelity sampling is realized.
As shown in fig. 1 to 5, the detecting device comprises a camera 42 and a plurality of sensors located outside the box body, the camera 42 is arranged at the top of the box body 1, the camera 42 is fixedly connected with the top of the box body through a supporting rod 41, the top of the box body is detected through the camera 42, and when large garbage and submarine vegetation appear at the top of the box body, the anti-blocking device can be started to clear garbage at the top of the box body. One side of the box body 1 is fixedly connected with a fixing plate 36, a temperature sensor 37, a salinity sensor 38, a seawater chlorophyll sensor 39 and a PH detector 40 are sequentially arranged in the fixing plate 36 at intervals, in the embodiment, the model of the temperature sensor 37 is 270-WQ101, the model of the salinity sensor 38 is JF-Salt-485, the model of the seawater chlorophyll sensor 39 is YLS-ZDW, and the model of the PH detector 40 is PH828. The temperature sensor 37, the salinity sensor 38, the seawater chlorophyll sensor 39 and the PH detector 40 can be used for observing the temperature, the salinity and the chlorophyll of the seawater and the PH value of the seawater in real time, when the submersible is submerged to some fixed-point sampling positions, the temperature sensor 37, the salinity sensor 38, the seawater chlorophyll sensor 39 and the PH detector 40 can be used for transmitting detected data to the main control console, and after the main control console collects the data, the data analysis is performed by combining the seawater sampled at fixed points.
The operation of the sampler is as follows. Firstly, the top of the box body 1 is observed through the camera 42, and when the large garbage exists at the top of the box body, the garbage at the top of the box body is pneumatically processed by the anti-blocking device. The sampler is then placed in a number of special areas by the submersible for seawater collection. When seawater is collected, the forward and reverse motor 30 is reversed, the output shaft 21 of the forward and reverse motor drives the rotating disc 31 to rotate through the unidirectional damping bearing, and drives a certain collecting box 19 to rotate to the position right below the opening of the box body, the electric push rod 44 is started, the baffle 43 is driven to move and open the opening, and at the moment, the sealing ring is installed at the opening of the box body, so that the collecting box 19 can just reach a sealing state when rotating to the bottom of the sealing ring. At this time, seawater flows into the third cavity 17 of the collecting box through the opening, the piston 14 continuously moves downwards under the pressure of seawater, meanwhile, the gear 3 in the piston 14 rotates while moving downwards, the sealing plug 12 is driven by the transmission assembly to move towards the direction away from the water inlet of the second cavity 16, and when the piston 14 moves downwards to the lower side of the water inlet, the seawater flows into the second cavity 16 through the water inlet. When the second cavity 16 is full of seawater, the electric push rod 44 is started again, the electric push rod 44 drives the baffle 43 to close the opening at the top of the box body 1, and meanwhile, the rotating disc 31 rotates to rotate the collected collecting box 19 to the next station, and the other collecting box 19 at the replacement station rotates to the collecting station to continue to collect seawater. The piston 14 in the collection box 19 after the seawater collection moves upwards under the elastic force of the spring 13, the piston 14 drives the gear 3 to rotate reversely while moving upwards, and drives the sealing plug 12 to move towards the water inlet of the second cavity 16 through the transmission component, when the piston 14 drives the sealing plug 12 to move to the water inlet, the water inlet is blocked and closed through the sealing plug 12, and the sealing property of the seawater is guaranteed while the fixed-point high-precision sampling of the seawater in special areas such as a natural gas hydrate area, a hot liquid nozzle area, a cold spring area and the like is realized. After sampling a special area, the next sampling box can be automatically prepared, sampling of the next special area is continued, the accuracy of data collection is further improved by increasing the tightness of seawater sampling, and the accuracy of a later-stage experimental result is increased.
The invention provides a submersible carrying type seawater fidelity sampler. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The utility model provides a submersible carrying type seawater fidelity sampler, includes box (1), its characterized in that: the mobile phone box also comprises a supporting device and a collecting device, wherein the supporting device and the mobile phone device are both positioned in the box body (1), and the supporting device is positioned below the collecting device;
the collecting device comprises a plurality of collecting boxes, the collecting boxes (19) are arranged on the top surface of a supporting plate (34) of the supporting device at intervals, each collecting box (19) comprises a box body, a sealing plug (12), a transmission assembly and a lifting assembly, each box body comprises a second cavity (16), a third cavity (17) and a fourth cavity (18), each second cavity (16) is a closed cavity, a water inlet is formed in the side wall of each second cavity (16), each third cavity (17) is located above each fourth cavity (18), the top of each third cavity (17) is in an opening shape, a bottom plate is arranged at the bottom of each fourth cavity (18), and a water inlet at one side of each second cavity (16) is communicated with each third cavity (17);
the lifting assembly comprises a piston (14) and a spring, the piston (14) is arranged between a third cavity (17) and a fourth cavity (18) in a sliding manner, the bottom of the piston (14) is connected with the bottom of the fourth cavity (18) through the spring (13), a cavity in the piston (14) is a first cavity (15), the lifting assembly is connected with the transmission assembly, the transmission assembly is connected with the sealing plug (12), the sealing plug (12) is arranged towards the direction of a second cavity (16), a through hole is formed in the side wall of the piston (14) corresponding to the position of the sealing plug (12), clearance fit is formed between the sealing plug (12) and the through hole, and interference fit is formed between the sealing plug (12) and a water inlet of the second cavity (16);
the supporting device comprises a positive motor (30) and a rotating disc (31), wherein the top end of an output shaft (21) of the positive motor is connected with the rotating disc (31) through a one-way damping bearing, a plurality of second reciprocating screw rods (32) corresponding to the collecting boxes are arranged on the top surface of the rotating disc (31) at intervals, two ends of each second reciprocating screw rod (32) are respectively connected with a supporting plate (34), the supporting plates (34) are fixed on the top surface of the rotating disc (31), two second sliding blocks (33) are connected to each second reciprocating screw rod (32) through ball nut pairs, the movement directions of the two second sliding blocks (33) are opposite, and the collecting boxes (19) are located between the two second sliding blocks (33).
2. The submersible on-board seawater fidelity sampler of claim 1, wherein: the transmission assembly comprises a plurality of racks (2), a gear (3) meshed with the racks, a bevel gear meshing transmission set, a worm gear and worm transmission set and a threaded rod (10), wherein the gear (3), the bevel gear meshing transmission set, the worm gear and worm transmission set and the threaded rod (10) are all arranged in a first cavity (15), the top end of the racks (2) is fixedly connected with a supporting rod (20), the supporting rod (20) is fixed in a third cavity (17), the lower end of the racks (2) penetrates through the top of a piston (14) and stretches into a first cavity (15) in the piston, the piston (14) is in sliding connection with the racks (2), the bevel gear meshing transmission set comprises a first bevel gear (5) and a second bevel gear (6) which are meshed with each other, the gear (3) and the first bevel gear (5) are all fixed on a rotating rod (4), the second bevel gear (6) is fixed at one end of the worm (7), one end of the threaded rod (8) is fixed on a threaded sleeve (9), one end of the worm gear (10) is positioned in the threaded sleeve (9) and is fixedly connected with the threaded sleeve (9) at the other end, the other end is positioned at the thread sleeve (9) and is fixedly connected with the threaded sleeve (9), a threaded sleeve rod (11) is arranged in the threaded rod (10), the threaded rod (10) is in threaded connection with the threaded sleeve rod (11), and the threaded sleeve rod (11) is fixedly connected with the inner wall of the piston.
3. The submersible on-board seawater fidelity sampler of claim 1, wherein: the bottom of the second sliding block (33) is fixedly provided with a sliding protrusion, a sliding groove (47) is correspondingly arranged on the rotating disc (31), and the sliding protrusion is arranged in the sliding groove (47) in a sliding way.
4. The submersible on-board seawater fidelity sampler of claim 1, wherein: the anti-blocking device is arranged above the top of the box body (1), the anti-blocking device is connected with the supporting device, the sealing device is arranged at the top of the box body (1), and the observing device is arranged on the outer wall of one side of the box body (1).
5. The submersible on-board seawater fidelity sampler of claim 4, wherein: anti-blocking device includes third bevel gear (22), fourth bevel gear (23), first slider (26), first reciprocating screw (24), montant (27), supporting shoe (28), filter screen (29), positive and negative motor output shaft (21) are connected with third bevel gear (22) through one-way damping bearing, meshing transmission between third bevel gear (22) and fourth bevel gear (23), the tip at first reciprocating screw (24) is fixed to fourth bevel gear (23), first slider (26) are located the outside of box (1), first slider (26) are connected with first reciprocating screw (24) through ball nut pair, the top of first slider (26) is connected with a plurality of L type montant (27), the top of montant (27) is fixed with supporting shoe (28) that are located box (1) top surface top, the bottom of supporting shoe (28) is fixed with filter screen (29), filter screen (29) and box's top surface contact.
6. The submersible on-board seawater fidelity sampler of claim 5, wherein: the outside of first slider (26) is equipped with connecting plate (48), connecting plate (48) and box (1) fixed connection, and the one end and the fourth bevel gear (23) fixed connection of first reciprocating screw (24), the other end and the connecting plate (48) of first reciprocating screw (24) rotate to be connected, are connected with several gag lever post (25) between the lateral wall of connecting plate (48) and box (1), and gag lever post (25) pass first slider (26), sliding connection between gag lever post (25) and first slider (26).
7. The submersible on-board seawater fidelity sampler of claim 4, wherein: the sealing device comprises an electric push rod (44) and a baffle plate (43), wherein the baffle plate (43) is positioned at the opening of the top of the box body (1), a sealing ring is arranged on the inner side surface of the opening of the box body, the baffle plate (43) is connected with the electric push rod (44), and the electric push rod (44) is fixedly connected with the inner surface of the top of the box body (1).
8. The submersible on-board seawater fidelity sampler of claim 4, wherein: the detection device comprises a camera (42) and a plurality of sensors, wherein the camera (42) is arranged at the top of the box body (1), the camera (42) is fixedly connected with the top of the box body through a supporting rod (41), a fixing plate (36) is fixedly connected to the outer side of the box body (1), and a temperature sensor (37), a salinity sensor (38), a seawater chlorophyll sensor (39) and a PH detector (40) are sequentially arranged in the fixing plate (36) at intervals.
9. The submersible on-board seawater fidelity sampler of claim 1, wherein: the box body (1) is connected with the submersible through the support frame (45) and the mounting plate (46), one end of the mounting plate (46) is fixedly connected with one side outer wall of the box body (1), the other end of the mounting plate (46) is fixedly connected with the support frame (45), the support frame (45) is fixedly mounted on the submersible, and the mounting plate (46) and the support frame (45) are fixedly connected through welding and bolts (49).
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| CN114878210B (en) * | 2022-05-06 | 2024-05-31 | 国家深海基地管理中心 | Siphon type biological fidelity sampler for underwater carrier |
| CN115032028B (en) * | 2022-08-10 | 2022-10-25 | 中科探海(苏州)海洋科技有限责任公司 | Underwater sampling device for maintaining sample form |
| CN117211739B (en) * | 2023-09-22 | 2024-04-09 | 青岛海洋地质研究所 | Ocean natural gas hydrate normal position planting device |
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