CN114088068A - Blue hole three-dimensional scanning and environment monitoring system - Google Patents

Blue hole three-dimensional scanning and environment monitoring system Download PDF

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Publication number
CN114088068A
CN114088068A CN202111367268.5A CN202111367268A CN114088068A CN 114088068 A CN114088068 A CN 114088068A CN 202111367268 A CN202111367268 A CN 202111367268A CN 114088068 A CN114088068 A CN 114088068A
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sonar
monitoring system
blue
dimensional scanning
blue hole
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CN202111367268.5A
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CN114088068B (en
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韩孝辉
吴时国
刘刚
刘艳锐
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Marine Geological Survey Institute Of Hainan Province
Hainan Geophysical Society
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Marine Geological Survey Institute Of Hainan Province
Hainan Geophysical Society
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C13/00—Surveying specially adapted to open water, e.g. sea, lake, river or canal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B22/00—Buoys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B22/00—Buoys
    • B63B22/04—Fixations or other anchoring arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
    • G01B17/06—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring contours or curvatures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C13/00—Surveying specially adapted to open water, e.g. sea, lake, river or canal
    • G01C13/002—Measuring the movement of open water
    • G01C13/006—Measuring the movement of open water horizontal movement
    • 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
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
    • G01P5/241—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by using reflection of acoustical waves, i.e. Doppler-effect
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B22/00—Buoys
    • B63B2022/006—Buoys specially adapted for measuring or watch purposes

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Geophysics And Detection Of Objects (AREA)

Abstract

The invention discloses a blue hole three-dimensional scanning and environment monitoring system, which comprises a data acquisition system, wherein the data acquisition system comprises a first dead weight anchor, a cable, a first floating ball, at least one ocean element sensor, a thermohaline deep section instrument and an acoustic Doppler current profiler; the underwater three-dimensional panoramic imaging sonar system comprises a second dead weight anchor, a guide rail support, a hanging bracket, a hanging rope and a sonar component. The application provides a blue hole three-dimensional scanning and environmental monitoring system, simple structure is reasonable, installation convenient to use. The blue hole environment element data can realize long-time dynamic monitoring and is beneficial to comparison research. The blue hole form scanning field work cost is low, and the implementation is easy.

Description

Blue hole three-dimensional scanning and environment monitoring system
Technical Field
The invention relates to the technical field of blue hole detection equipment, in particular to a blue hole three-dimensional scanning and environment monitoring system.
Background
The ocean blue tunnel is a karst cave existing in the sea bottom, the discovered ocean blue tunnel is generally in a shallow sea place, the depth of the water around a tunnel opening is far less than that in the tunnel, so the blue tunnel appears dark blue which is different from that of the surrounding water area when viewed from the sea surface, the deepest ocean blue tunnel discovered in the world at present is a West Sha Yongle blue tunnel in China, the depth is more than 300m, and the world famous blue tunnels also comprise a Dien blue tunnel in the Long island of Bahama, an Egyo Hadamb blue tunnel, a Hondura Brilliz big blue tunnel, a Malta Gouzo blue tunnel and the like.
The origin of the ocean blue cave is probably related to the ice season, the sea level is greatly reduced in the ice season, the blue cave position is exposed out of the ground, and a karst cave is formed at the easily-corroded position of a carbonate rock deposition area (coral reef and limestone) under the action of fresh water erosion. After the ice period is over, the sea level rises, and the sea water submerges the karst cave area to form the current wonderful landscape.
The ocean blue cave has scientific research value, and scientists find a plurality of ancient fossil remains at the bottom of the ocean blue cave. Morphological investigation of the ocean blue cave can help scientists to better study the cause of the ocean blue cave and realize panoramic mapping of the blue cave.
In the prior art, a blue hole form is usually surveyed by carrying a surveying and mapping device through an underwater robot, and hydrological element investigation equipment and various sensors are carried by the underwater robot to acquire hydrological elements, water quality data and environment element data.
Disclosure of Invention
The invention provides a blue hole three-dimensional scanning and environment monitoring system.
The invention provides the following scheme:
a blue hole three-dimensional scanning and environment monitoring system comprises:
the system comprises a data acquisition system, a data acquisition system and a data processing system, wherein the data acquisition system comprises a first dead weight anchor, a cable, a first floating ball, at least one ocean element sensor, a thermohaline deep section instrument and an acoustic Doppler current profiler; the cable is respectively connected to the first dead weight anchor and the first floating ball, and the at least one ocean element sensor, the warm salt deep section instrument and the acoustic Doppler current profiler are connected with the cable;
the underwater three-dimensional panoramic imaging sonar system comprises a second dead weight anchor, a guide rail strut, a hanging bracket, a lifting rope and a sonar component; the guide rail pillar is connected with the second dead weight anchor, and the hanging bracket is connected with the guide rail pillar in a matched manner and can slide up and down along the guide rail pillar; the lifting rope is connected with the lifting frame; the sonar sensitive element is connected with the lifting frame.
Preferably: the ocean element sensors comprise a plurality of ocean element sensors which are separated from each other in the vertical direction and are respectively connected with the cables, and the plurality of ocean element sensors are respectively used for monitoring the ocean elements at different depths of water.
Preferably: the thermohaline deep section instrument and the acoustic Doppler current profiler are uniformly arranged between the first floating ball and the uppermost ocean element sensor.
Preferably: the floating rope device also comprises at least one second floating ball, and the at least one second floating ball is positioned below the first floating ball in the vertical direction and is connected with the mooring rope.
Preferably: the ocean element sensor is used for acquiring at least one of turbidity, solubility, chlorophyll, nutritive salt and pH value.
Preferably: the power supply system comprises a third deadweight anchor, a buoy and a solar energy generation assembly, the third deadweight anchor is connected with the buoy through a pull rope, and the solar energy generation assembly is electrically connected with the ocean element sensor, the temperature and salt deep section instrument and the acoustic Doppler current profiler respectively.
Preferably: the device further comprises a control box configured on the buoy, a controller is arranged in the control box, and the controller is electrically connected with the ocean element sensor, the thermohaline deep section instrument and the acoustic Doppler current profiler respectively.
Preferably: the cross section of the guide rail support column is of a rectangular structure, a rail groove extending along the axial direction of the guide rail support column is formed on each of four side surfaces of the rectangular structure, and four convex rails capable of being correspondingly connected with the rail grooves on the four side surfaces one by one are formed on the inner side of the hanger; the lifting ropes comprise four lifting ropes, and the four lifting ropes are respectively connected with four corners of the lifting frame.
Preferably: the guide rail pillar comprises a plurality of sections of pillars which are detachably connected, and each section of the guide rail pillar is provided with a connecting screw rod and a connecting screw hole at two ends respectively so as to enable two adjacent sections of the pillars to be detachably connected in a threaded connection mode.
Preferably: the sonar component comprises a sonar horizontal receiving array and a sonar vertical reflecting array; the sonar horizontal receiving array and the sonar vertical reflection array are connected with a support column, and the support column is connected to a mounting platform on the hanging bracket.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
by the invention, a blue hole three-dimensional scanning and environment monitoring system can be realized, and in one implementation mode, the system can comprise a data acquisition system, wherein the data acquisition system comprises a first dead weight anchor, a cable, a first floating ball, at least one ocean element sensor, a thermohaline deep section instrument and an acoustic Doppler current profiler; the cable is respectively connected to the first dead weight anchor and the first floating ball, and the at least one ocean element sensor, the warm salt deep section instrument and the acoustic Doppler current profiler are connected with the cable; the underwater three-dimensional panoramic imaging sonar system comprises a second dead weight anchor, a guide rail strut, a hanging bracket, a lifting rope and a sonar component; the guide rail pillar is connected with the second dead weight anchor, and the hanging bracket is connected with the guide rail pillar in a matched manner and can slide up and down along the guide rail pillar; the lifting rope is connected with the lifting frame; the sonar sensitive element is connected with the lifting frame. The application provides a blue hole three-dimensional scanning and environmental monitoring system, simple structure is reasonable, installation convenient to use. The blue hole environment element data can realize long-time dynamic monitoring and is beneficial to comparison research. The blue hole form scanning field work cost is low, and the implementation is easy; is worthy of large-area popularization and application.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a data acquisition system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an underwater three-dimensional panoramic imaging sonar system provided by an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a guide rail support column provided by an embodiment of the present invention;
FIG. 4 is a schematic structural view of a hanger provided by an embodiment of the present invention;
FIG. 5 is a schematic diagram of a data acquisition mechanism in use according to an embodiment of the present invention;
fig. 6 is a schematic view of a use state of the underwater three-dimensional panoramic imaging sonar system provided by the embodiment of the invention.
In the figure: the system comprises a data acquisition mechanism 1, a first dead weight anchor 11, a cable 12, a first floating ball 13, an ocean element sensor 14, a warm salt deep-section plane instrument 15, an acoustic Doppler current profiler 16, a second floating ball 17, an underwater three-dimensional panoramic imaging sonar mechanism 2, a second dead weight anchor 21, a guide rail support column 22, a rail groove 221, a connecting screw rod 222, a connecting screw hole 223, a hanging bracket 23, a convex rail 231, a mounting platform 232, a hanging rope 24, a sonar component 25, a sonar horizontal receiving array 251, a sonar vertical reflecting array 252, a power supply mechanism 3, a triple dead weight anchor 31, a buoy 32, a solar energy generation component 33, a control box 34, a seabed debris deposition layer 4, a blue cavity bottom debris deposition layer 5 and a carbonate rock wall 6.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
Examples
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, and fig. 6, a blue hole three-dimensional scanning and environment monitoring system according to an embodiment of the present invention is provided, and as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, and fig. 6, the monitoring system may include:
the data acquisition system 1 comprises a first dead weight anchor 11, a cable 12, a first floating ball 13, at least one marine factor sensor 14, a thermohaline deep section instrument 15 and an acoustic Doppler current profiler 16; the cable 12 is connected to the first deadweight anchor 11 and the first floating ball 13, respectively, and the at least one marine element sensor 14, the thermohaline deep profiler 15, and the acoustic doppler velocimetry 16 are connected to the cable 12;
the underwater three-dimensional panoramic imaging sonar system 2 comprises a second dead weight anchor 21, a guide rail strut 22, a hanging bracket 23, a hanging rope 24 and a sonar component 25; the guide rail pillar 22 is connected with the second deadweight anchor 21, and the hanger 23 is connected with the guide rail pillar 22 in a matching way and can slide up and down along the guide rail pillar 22; the lifting rope 24 is connected with the lifting frame 23; the sonar sensitive element is connected with the lifting frame 23.
The system provided by the embodiment of the application can realize long-time fixed-point acquisition of the ocean element data of the seawater in the blue hole through the data acquisition system 1. Meanwhile, the inside of the blue hole can be scanned in an all-around manner through the underwater three-dimensional panoramic imaging sonar system 2 to obtain a high-definition blue hole morphological image. Each system has simple structure and high stability, and the manufacturing and using cost can be greatly reduced compared with the mode that the underwater robot carries the mapping equipment.
It is understood that the marine element sensors 14 provided in the embodiments of the present application can be used to collect marine elements at different depths of water by increasing the number of the marine element sensors 14, and in particular, the marine element sensors 14 provided in the embodiments of the present application can be connected to the cable 12 in a plurality of positions separated from each other in the vertical direction, and the plurality of marine element sensors 14 are respectively used to monitor marine elements at different depths of water. In order to better perform the profile monitoring, the thermohaline deep profiler 15 and the acoustic doppler current profiler 16 are both disposed between the first floating ball 13 and the uppermost ocean element sensor 14.
In order to ensure that the cable 12 is straightened, the present embodiment may also provide at least one second floating ball 17, at least one second floating ball 17 being vertically below the first floating ball 13 and being connected to the cable 12.
The marine element sensor 14 provided by the embodiment of the present application can be used for collecting various further element data, for example, the marine element sensor 14 is used for acquiring at least one of turbidity, solubility, chlorophyll, nutritive salt and pH.
Because the data acquisition system 1 that this application embodiment provided need be long-term still place the operation, consequently need provide a convenient power supply mode and supply power for each power consumption component, for this, this application embodiment can also provide power supply system 3, power supply system 3 includes third deadweight anchor 31, buoy 32 and solar energy generation subassembly 33, third deadweight anchor 31 with buoy 32 passes through the stay cord and links to each other, solar energy generation subassembly 33 respectively with ocean element sensor 14 the deep-section appearance of warm salt 15 and acoustic Doppler velocity of flow section appearance 16 electricity is connected. The solar energy is adopted for power supply, so that the problem of the traditional power supply stay wire is solved, and the purposes of energy conservation and environmental protection can be achieved.
In order to control the operation time, data collection, and the like of each sensor, the embodiment of the present application may further provide a control box 34 disposed on the buoy 32, wherein a controller is disposed in the control box 34, and the controller is electrically connected to the ocean element sensor 14, the warm salt deep profiler 15, and the acoustic doppler flow profiler 16, respectively.
The guide rail support post 22 provided by the embodiment of the application can form a guide rail function, so that the hanger 23 can move up and down along a formed rail, and the integral scanning of a blue hole from top to bottom is realized, in order to ensure that the orientation of the sonar component 25 in the process of one-time scanning movement of the hanger 23 can be always kept unchanged, and the stability of the operation of the hanger 23 can be ensured, the cross section of the guide rail support post 22 can be provided with a rectangular structure, one rail groove 221 extending along the axial direction of the guide rail support post 22 is respectively formed on four side surfaces of the rectangular structure, and four convex rails 231 which can be correspondingly connected with the rail grooves 221 on the four side surfaces one by one are formed on the inner side of the hanger 23; the lifting ropes 24 comprise four lifting ropes 24, and the four lifting ropes 24 are respectively connected with four corners of the lifting frame 23. After once scanning is accomplished, can take off gallows 23, transfer sonar subassembly 25's orientation and scan the cliff of the inside different angles of blue cave, guarantee that the scanning of the cliff that acquires is complete.
Because the degree of depth of different blue holes is different, this application embodiment provides second deadweight anchor 21 and finally will contact with the sedimentary deposit of blue hole bottom, in order to improve the commonality of the three-dimensional panoramic imaging sonar mechanism 2 under water that this application embodiment provided, this application embodiment can also provide guide rail pillar 22 is including dismantling the multisection pillar that links to each other, every section the respective both ends of pillar are formed with connecting screw 222 and connect screw 222 respectively so that adjacent two sections the pillar can adopt threaded connection mode reality to dismantle and link to each other. The purpose of adapting to blue holes with different depths can be achieved by increasing the number of the supporting columns.
The sonar component 25 comprises a sonar horizontal receiving array 251 and a sonar vertical reflecting array 252; the sonar horizontal receiving array 251 and the sonar vertical reflecting array 252 are both connected to a support post which is connected to the mounting platform 232 on the hanger 23.
The data acquisition system 1 that this application embodiment provided can confirm the length of Kevlar hawser 12 according to blue hole degree of depth and the peripheral sea water degree of depth in entrance to a cave, and the bottom of Kevlar hawser 12 is fixed on first deadweight anchor 11, and the anchor foot is taken to first deadweight anchor 11 below, plays the effect of preventing to move (especially the slope condition at the bottom of the blue hole), and the upper end of Kevlar hawser 12 is fixed below red first floater 13, uses red second floater 17 to straighten hawser 12, and first floater 13 slightly is higher than the sea surface, and second floater 17 is slightly less than the blue hole entrance to a cave, and each hydrological observation equipment and sensor are fixed on Kevlar hawser 12 according to the design depth. Before entering water, the carrying equipment and the ocean element sensor 14 are fixed on a Kevlar rope according to the designed Depth and are used for monitoring the ocean element data in different water depths, a CTD (continuous i v ity, Temperature, Depth) warm salt deep section instrument 15 and an ADCP (Acoustic i c Dopp l er Current Prof i l er) are fixed below a topmost floating ball for section monitoring, and a red floating ball is more obvious in seawater and easy to position.
The solar power supply board is installed on the buoy 32, the buoy 32 is fixedly connected with the third dead weight anchor 31 on the seabed through a Kevlar rope, the solar buoy 32 and the third dead weight anchor 31 are fixed on the edge of the opening of the blue hole, a power supply generated by solar energy supplies power for each device and each sensor through a power line, data lines of each device and each sensor are parallel to the power line, the data line terminals are fixed in a waterproof and airtight control box 34, a boat is taken to the buoy 32 at intervals, the control box 34 is opened to export data, and the data are taken back to the indoor for processing and analysis.
The underwater three-dimensional panoramic imaging sonar system comprises a second dead weight anchor 21, a four-groove guide rail support 22, a four-convex-rail 231 hanger 23 and a sonar component 25, wherein the sonar component 25 is powered by a ship power supply, and a sonar data transmission line is connected with a ship computer to realize sonar image data acquisition; the underwater three-dimensional panoramic imaging sonar is fixed on the four-convex-rail 231 hanging bracket 23, the four-convex-rail 231 hanging bracket 23 slides up and down on the four-grooved-rail support column through the lifting rope 24, and the all-dimensional scanning imaging of the blue tunnel is realized by turning the direction of the four-convex-rail 231 hanging bracket 23, so that a high-definition blue tunnel shape image is obtained. The blue-hole form sonar scanning does not need long-time continuous measurement, only needs to complete one-time blue-hole form scanning, and is low in operation cost and simple in operation.
In a word, the blue hole three-dimensional scanning and environment monitoring system provided by the application has the advantages of simple and reasonable structure and convenience in installation and use. The blue hole environment element data can realize long-time dynamic monitoring and is beneficial to comparison research. The blue-hole form scanning has low field work cost and is easy to realize.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides a blue hole three-dimensional scanning and environmental monitoring system which characterized in that includes:
the system comprises a data acquisition system, a data acquisition system and a data processing system, wherein the data acquisition system comprises a first dead weight anchor, a cable, a first floating ball, at least one ocean element sensor, a thermohaline deep section instrument and an acoustic Doppler current profiler; the cable is respectively connected to the first dead weight anchor and the first floating ball, and at least one of the ocean element sensor, the thermohaline deep profiler and the acoustic Doppler current profiler is connected with the cable;
the underwater three-dimensional panoramic imaging sonar system comprises a second dead weight anchor, a guide rail strut, a hanging bracket, a lifting rope and a sonar component; the guide rail pillar is connected with the second dead weight anchor, and the hanging bracket is connected with the guide rail pillar in a matched manner and can slide up and down along the guide rail pillar; the lifting rope is connected with the lifting frame; the sonar sensitive element is connected with the lifting frame.
2. A blue hole three-dimensional scanning and environmental monitoring system according to claim 1, wherein said marine element sensors comprise a plurality of sensors vertically separated from each other and respectively connected to said cables, said plurality of sensors being respectively used for monitoring marine elements at different depths of water.
3. The blue hole three-dimensional scanning and environmental monitoring system according to claim 2, wherein said warm salt deep-section profiler and said acoustic doppler current profiler are both disposed between said first floating ball and said uppermost sea element sensor.
4. The blue hole three-dimensional scanning and environment monitoring system according to claim 3, further comprising at least one second floating ball, wherein at least one second floating ball is vertically positioned below the first floating ball and connected with the cable.
5. A blue hole three-dimensional scanning and environmental monitoring system according to claim 1, wherein said marine element sensor is used to obtain at least one marine element data of turbidity, solubility, chlorophyll, nutritive salts, pH.
6. The blue hole three-dimensional scanning and environment monitoring system according to claim 1, further comprising a power supply mechanism, wherein the power supply mechanism comprises a third deadweight anchor, a buoy and a solar energy generation assembly, the third deadweight anchor is connected with the buoy through a pull rope, and the solar energy generation assembly is electrically connected with the ocean factor sensor, the thermohaline deep profiler and the acoustic Doppler current profiler respectively.
7. The blue hole three-dimensional scanning and environment monitoring system according to claim 6, further comprising a control box disposed on the buoy, wherein a controller is disposed in the control box, and the controller is electrically connected to the ocean element sensor, the thermohaline deep-section profiler and the acoustic Doppler current profiler, respectively.
8. The blue hole three-dimensional scanning and environment monitoring system according to claim 1, wherein the cross section of the guide rail pillar has a rectangular structure, four sides of the rectangular structure are respectively formed with one rail groove extending along the axial direction of the guide rail pillar, and the inner side of the hanger is formed with four convex rails capable of being connected with the rail grooves on the four sides in a one-to-one correspondence manner; the lifting ropes comprise four lifting ropes, and the four lifting ropes are respectively connected with four corners of the lifting frame.
9. The blue hole three-dimensional scanning and environment monitoring system according to claim 8, wherein the guide rail support column comprises a plurality of sections of support columns which are detachably connected, and a connecting screw rod and a connecting screw hole are respectively formed at two ends of each section of support column so that two adjacent sections of support columns can be detachably connected in a threaded connection mode.
10. The blue cave three-dimensional scanning and environment monitoring system according to claim 1, characterized in that the sonar component comprises a sonar horizontal receiving array and a sonar vertical reflecting array; the sonar horizontal receiving array and the sonar vertical reflection array are connected with a support column, and the support column is connected to a mounting platform on the hanging bracket.
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